Florian Hahn 40304d8fef
Reapply "[VPlan] Remove manual region removal when simplifying for VF and UF. (#181252)" (#188589)
This reverts commit e30f9c19464bcf1bf1e9f69b63884fb78ad2d05d.

Re-land, now that the reported crash causing the revert has been fixed
as part of 77fb84889 (#187504).

Original message:

Replace manual region dissolution code in
simplifyBranchConditionForVFAndUF with using general
removeBranchOnConst. simplifyBranchConditionForVFAndUF now just creates
a (BranchOnCond true) or updates BranchOnTwoConds.

The loop then gets automatically removed by running removeBranchOnConst.

This removes a bunch of special logic to handle header phi replacements
and CFG updates. With the new code, there's no restriction on what kind
of header phi recipes the loop contains.

Note that VPEVLBasedIVRecipe needs to be marked as readnone. This is
technically unrelated, but I could not find an independent test that
would be impacted.

The code to deal with epilogue resume values now needs updating, because
we may simplify a reduction directly to the start value.

PR: https://github.com/llvm/llvm-project/pull/181252
2026-03-26 10:14:10 +00:00

3007 lines
195 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -force-vector-width=4 -passes=loop-vectorize -mcpu=haswell < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:1"
target triple = "x86_64-unknown-linux-gnu"
;; This file includes tests for avoiding the need for a masked.load
;; We don't need a masked.load for this due to deref facts, and can instead
;; use a plain vector load.
declare void @init(ptr nocapture nofree)
;; For ease of explanation, this one demonstrates
;; with a range check, but there are better lowering options specifically for
;; this test (i.e. reducing the iteration space of the vector copy), so
;; following tests are written more generically.
define i32 @test_explicit_pred(i64 %len) {
; CHECK-LABEL: @test_explicit_pred(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i64> poison, i64 [[LEN:%.*]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT]], <4 x i64> poison, <4 x i32> zeroinitializer
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP16:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI4:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI5:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI6:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP19:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[STEP_ADD:%.*]] = add nuw <4 x i64> [[VEC_IND]], splat (i64 4)
; CHECK-NEXT: [[STEP_ADD1:%.*]] = add nuw <4 x i64> [[STEP_ADD]], splat (i64 4)
; CHECK-NEXT: [[STEP_ADD2:%.*]] = add nuw <4 x i64> [[STEP_ADD1]], splat (i64 4)
; CHECK-NEXT: [[TMP4:%.*]] = icmp slt <4 x i64> [[VEC_IND]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP5:%.*]] = icmp slt <4 x i64> [[STEP_ADD]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP6:%.*]] = icmp slt <4 x i64> [[STEP_ADD1]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP7:%.*]] = icmp slt <4 x i64> [[STEP_ADD2]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr i32, ptr [[TMP8]], i64 4
; CHECK-NEXT: [[TMP14:%.*]] = getelementptr i32, ptr [[TMP8]], i64 8
; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i32, ptr [[TMP8]], i64 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP8]], align 4
; CHECK-NEXT: [[WIDE_LOAD7:%.*]] = load <4 x i32>, ptr [[TMP13]], align 4
; CHECK-NEXT: [[WIDE_LOAD8:%.*]] = load <4 x i32>, ptr [[TMP14]], align 4
; CHECK-NEXT: [[WIDE_LOAD9:%.*]] = load <4 x i32>, ptr [[TMP15]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP4]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI10:%.*]] = select <4 x i1> [[TMP5]], <4 x i32> [[WIDE_LOAD7]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI11:%.*]] = select <4 x i1> [[TMP6]], <4 x i32> [[WIDE_LOAD8]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI12:%.*]] = select <4 x i1> [[TMP7]], <4 x i32> [[WIDE_LOAD9]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP16]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP17]] = add <4 x i32> [[VEC_PHI4]], [[PREDPHI10]]
; CHECK-NEXT: [[TMP18]] = add <4 x i32> [[VEC_PHI5]], [[PREDPHI11]]
; CHECK-NEXT: [[TMP19]] = add <4 x i32> [[VEC_PHI6]], [[PREDPHI12]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i64> [[STEP_ADD2]], splat (i64 4)
; CHECK-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP17]], [[TMP16]]
; CHECK-NEXT: [[BIN_RDX13:%.*]] = add <4 x i32> [[TMP18]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX14:%.*]] = add <4 x i32> [[TMP19]], [[BIN_RDX13]]
; CHECK-NEXT: [[TMP21:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX14]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP21]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%earlycnd = icmp slt i64 %iv, %len
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
;; Similiar to the above, but without an analyzeable condition.
define i32 @test_explicit_pred_generic(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_explicit_pred_generic(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP64]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP69]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Trivial case where the address loaded from it loop invariant (and yes,
; there are better lowerings, this is a test of robustness of vectorization,
; nothing more.)
; TODO: currently shows predication which can be removed
define i32 @test_invariant_address(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_invariant_address(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP96:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP97:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP98:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP99:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP65:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP66:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP67:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP68:%.*]] = insertelement <4 x i32> poison, i32 [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = insertelement <4 x i32> [[TMP68]], i32 [[TMP65]], i32 1
; CHECK-NEXT: [[TMP70:%.*]] = insertelement <4 x i32> [[TMP69]], i32 [[TMP66]], i32 2
; CHECK-NEXT: [[TMP71:%.*]] = insertelement <4 x i32> [[TMP70]], i32 [[TMP67]], i32 3
; CHECK-NEXT: [[TMP72:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP73:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP74:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP75:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP76:%.*]] = insertelement <4 x i32> poison, i32 [[TMP72]], i32 0
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i32> [[TMP76]], i32 [[TMP73]], i32 1
; CHECK-NEXT: [[TMP78:%.*]] = insertelement <4 x i32> [[TMP77]], i32 [[TMP74]], i32 2
; CHECK-NEXT: [[TMP79:%.*]] = insertelement <4 x i32> [[TMP78]], i32 [[TMP75]], i32 3
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP71]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP79]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP96]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP97]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP98]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP99]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP100:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP100]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP97]], [[TMP96]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP98]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP99]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP101:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP101]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%val = load i32, ptr %alloca
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Overlapping loads - Fails alignment checking, not dereferenceability
define i32 @test_step_narrower_than_access(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_step_narrower_than_access(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_LOAD_CONTINUE33:%.*]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP144:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP145:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP146:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP147:%.*]], [[PRED_LOAD_CONTINUE33]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x i64> poison, i64 [[INDEX]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = insertelement <4 x i64> [[TMP64]], i64 [[TMP1]], i32 1
; CHECK-NEXT: [[TMP74:%.*]] = insertelement <4 x i64> [[TMP69]], i64 [[TMP2]], i32 2
; CHECK-NEXT: [[TMP79:%.*]] = insertelement <4 x i64> [[TMP74]], i64 [[TMP3]], i32 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i64> poison, i64 [[TMP4]], i32 0
; CHECK-NEXT: [[TMP89:%.*]] = insertelement <4 x i64> [[TMP84]], i64 [[TMP5]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i64> [[TMP89]], i64 [[TMP6]], i32 2
; CHECK-NEXT: [[TMP99:%.*]] = insertelement <4 x i64> [[TMP94]], i64 [[TMP7]], i32 3
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP104:%.*]] = insertelement <4 x i64> poison, i64 [[TMP8]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i64> [[TMP104]], i64 [[TMP9]], i32 1
; CHECK-NEXT: [[TMP114:%.*]] = insertelement <4 x i64> [[TMP109]], i64 [[TMP10]], i32 2
; CHECK-NEXT: [[TMP119:%.*]] = insertelement <4 x i64> [[TMP114]], i64 [[TMP11]], i32 3
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP124:%.*]] = insertelement <4 x i64> poison, i64 [[TMP12]], i32 0
; CHECK-NEXT: [[TMP129:%.*]] = insertelement <4 x i64> [[TMP124]], i64 [[TMP13]], i32 1
; CHECK-NEXT: [[TMP134:%.*]] = insertelement <4 x i64> [[TMP129]], i64 [[TMP14]], i32 2
; CHECK-NEXT: [[TMP139:%.*]] = insertelement <4 x i64> [[TMP134]], i64 [[TMP15]], i32 3
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: br i1 [[TMP32]], label [[PRED_LOAD_IF:%.*]], label [[PRED_LOAD_CONTINUE:%.*]]
; CHECK: pred.load.if:
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP66:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP67:%.*]] = insertelement <4 x i32> poison, i32 [[TMP66]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE]]
; CHECK: pred.load.continue:
; CHECK-NEXT: [[TMP68:%.*]] = phi <4 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP67]], [[PRED_LOAD_IF]] ]
; CHECK-NEXT: br i1 [[TMP33]], label [[PRED_LOAD_IF4:%.*]], label [[PRED_LOAD_CONTINUE5:%.*]]
; CHECK: pred.load.if4:
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP71:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP72:%.*]] = insertelement <4 x i32> [[TMP68]], i32 [[TMP71]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE5]]
; CHECK: pred.load.continue5:
; CHECK-NEXT: [[TMP73:%.*]] = phi <4 x i32> [ [[TMP68]], [[PRED_LOAD_CONTINUE]] ], [ [[TMP72]], [[PRED_LOAD_IF4]] ]
; CHECK-NEXT: br i1 [[TMP34]], label [[PRED_LOAD_IF6:%.*]], label [[PRED_LOAD_CONTINUE7:%.*]]
; CHECK: pred.load.if6:
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP76:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i32> [[TMP73]], i32 [[TMP76]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE7]]
; CHECK: pred.load.continue7:
; CHECK-NEXT: [[TMP78:%.*]] = phi <4 x i32> [ [[TMP73]], [[PRED_LOAD_CONTINUE5]] ], [ [[TMP77]], [[PRED_LOAD_IF6]] ]
; CHECK-NEXT: br i1 [[TMP35]], label [[PRED_LOAD_IF8:%.*]], label [[PRED_LOAD_CONTINUE9:%.*]]
; CHECK: pred.load.if8:
; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP80]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = insertelement <4 x i32> [[TMP78]], i32 [[TMP81]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE9]]
; CHECK: pred.load.continue9:
; CHECK-NEXT: [[TMP83:%.*]] = phi <4 x i32> [ [[TMP78]], [[PRED_LOAD_CONTINUE7]] ], [ [[TMP82]], [[PRED_LOAD_IF8]] ]
; CHECK-NEXT: br i1 [[TMP40]], label [[PRED_LOAD_IF10:%.*]], label [[PRED_LOAD_CONTINUE11:%.*]]
; CHECK: pred.load.if10:
; CHECK-NEXT: [[TMP85:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP86:%.*]] = load i32, ptr [[TMP85]], align 4
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> poison, i32 [[TMP86]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE11]]
; CHECK: pred.load.continue11:
; CHECK-NEXT: [[TMP88:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE9]] ], [ [[TMP87]], [[PRED_LOAD_IF10]] ]
; CHECK-NEXT: br i1 [[TMP41]], label [[PRED_LOAD_IF12:%.*]], label [[PRED_LOAD_CONTINUE13:%.*]]
; CHECK: pred.load.if12:
; CHECK-NEXT: [[TMP90:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP90]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> [[TMP88]], i32 [[TMP91]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE13]]
; CHECK: pred.load.continue13:
; CHECK-NEXT: [[TMP93:%.*]] = phi <4 x i32> [ [[TMP88]], [[PRED_LOAD_CONTINUE11]] ], [ [[TMP92]], [[PRED_LOAD_IF12]] ]
; CHECK-NEXT: br i1 [[TMP42]], label [[PRED_LOAD_IF14:%.*]], label [[PRED_LOAD_CONTINUE15:%.*]]
; CHECK: pred.load.if14:
; CHECK-NEXT: [[TMP95:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP95]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP96]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE15]]
; CHECK: pred.load.continue15:
; CHECK-NEXT: [[TMP98:%.*]] = phi <4 x i32> [ [[TMP93]], [[PRED_LOAD_CONTINUE13]] ], [ [[TMP97]], [[PRED_LOAD_IF14]] ]
; CHECK-NEXT: br i1 [[TMP43]], label [[PRED_LOAD_IF16:%.*]], label [[PRED_LOAD_CONTINUE17:%.*]]
; CHECK: pred.load.if16:
; CHECK-NEXT: [[TMP100:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP101:%.*]] = load i32, ptr [[TMP100]], align 4
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP98]], i32 [[TMP101]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE17]]
; CHECK: pred.load.continue17:
; CHECK-NEXT: [[TMP103:%.*]] = phi <4 x i32> [ [[TMP98]], [[PRED_LOAD_CONTINUE15]] ], [ [[TMP102]], [[PRED_LOAD_IF16]] ]
; CHECK-NEXT: br i1 [[TMP48]], label [[PRED_LOAD_IF18:%.*]], label [[PRED_LOAD_CONTINUE19:%.*]]
; CHECK: pred.load.if18:
; CHECK-NEXT: [[TMP105:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP105]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = insertelement <4 x i32> poison, i32 [[TMP106]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE19]]
; CHECK: pred.load.continue19:
; CHECK-NEXT: [[TMP108:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE17]] ], [ [[TMP107]], [[PRED_LOAD_IF18]] ]
; CHECK-NEXT: br i1 [[TMP49]], label [[PRED_LOAD_IF20:%.*]], label [[PRED_LOAD_CONTINUE21:%.*]]
; CHECK: pred.load.if20:
; CHECK-NEXT: [[TMP110:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP111:%.*]] = load i32, ptr [[TMP110]], align 4
; CHECK-NEXT: [[TMP112:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP111]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE21]]
; CHECK: pred.load.continue21:
; CHECK-NEXT: [[TMP113:%.*]] = phi <4 x i32> [ [[TMP108]], [[PRED_LOAD_CONTINUE19]] ], [ [[TMP112]], [[PRED_LOAD_IF20]] ]
; CHECK-NEXT: br i1 [[TMP50]], label [[PRED_LOAD_IF22:%.*]], label [[PRED_LOAD_CONTINUE23:%.*]]
; CHECK: pred.load.if22:
; CHECK-NEXT: [[TMP115:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP116:%.*]] = load i32, ptr [[TMP115]], align 4
; CHECK-NEXT: [[TMP117:%.*]] = insertelement <4 x i32> [[TMP113]], i32 [[TMP116]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE23]]
; CHECK: pred.load.continue23:
; CHECK-NEXT: [[TMP118:%.*]] = phi <4 x i32> [ [[TMP113]], [[PRED_LOAD_CONTINUE21]] ], [ [[TMP117]], [[PRED_LOAD_IF22]] ]
; CHECK-NEXT: br i1 [[TMP51]], label [[PRED_LOAD_IF24:%.*]], label [[PRED_LOAD_CONTINUE25:%.*]]
; CHECK: pred.load.if24:
; CHECK-NEXT: [[TMP120:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP121:%.*]] = load i32, ptr [[TMP120]], align 4
; CHECK-NEXT: [[TMP122:%.*]] = insertelement <4 x i32> [[TMP118]], i32 [[TMP121]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE25]]
; CHECK: pred.load.continue25:
; CHECK-NEXT: [[TMP123:%.*]] = phi <4 x i32> [ [[TMP118]], [[PRED_LOAD_CONTINUE23]] ], [ [[TMP122]], [[PRED_LOAD_IF24]] ]
; CHECK-NEXT: br i1 [[TMP56]], label [[PRED_LOAD_IF26:%.*]], label [[PRED_LOAD_CONTINUE27:%.*]]
; CHECK: pred.load.if26:
; CHECK-NEXT: [[TMP125:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP126:%.*]] = load i32, ptr [[TMP125]], align 4
; CHECK-NEXT: [[TMP127:%.*]] = insertelement <4 x i32> poison, i32 [[TMP126]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE27]]
; CHECK: pred.load.continue27:
; CHECK-NEXT: [[TMP128:%.*]] = phi <4 x i32> [ poison, [[PRED_LOAD_CONTINUE25]] ], [ [[TMP127]], [[PRED_LOAD_IF26]] ]
; CHECK-NEXT: br i1 [[TMP57]], label [[PRED_LOAD_IF28:%.*]], label [[PRED_LOAD_CONTINUE29:%.*]]
; CHECK: pred.load.if28:
; CHECK-NEXT: [[TMP130:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP131:%.*]] = load i32, ptr [[TMP130]], align 4
; CHECK-NEXT: [[TMP132:%.*]] = insertelement <4 x i32> [[TMP128]], i32 [[TMP131]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE29]]
; CHECK: pred.load.continue29:
; CHECK-NEXT: [[TMP133:%.*]] = phi <4 x i32> [ [[TMP128]], [[PRED_LOAD_CONTINUE27]] ], [ [[TMP132]], [[PRED_LOAD_IF28]] ]
; CHECK-NEXT: br i1 [[TMP58]], label [[PRED_LOAD_IF30:%.*]], label [[PRED_LOAD_CONTINUE31:%.*]]
; CHECK: pred.load.if30:
; CHECK-NEXT: [[TMP135:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP136:%.*]] = load i32, ptr [[TMP135]], align 4
; CHECK-NEXT: [[TMP137:%.*]] = insertelement <4 x i32> [[TMP133]], i32 [[TMP136]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE31]]
; CHECK: pred.load.continue31:
; CHECK-NEXT: [[TMP138:%.*]] = phi <4 x i32> [ [[TMP133]], [[PRED_LOAD_CONTINUE29]] ], [ [[TMP137]], [[PRED_LOAD_IF30]] ]
; CHECK-NEXT: br i1 [[TMP59]], label [[PRED_LOAD_IF32:%.*]], label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.if32:
; CHECK-NEXT: [[TMP140:%.*]] = getelementptr inbounds i16, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP141:%.*]] = load i32, ptr [[TMP140]], align 4
; CHECK-NEXT: [[TMP142:%.*]] = insertelement <4 x i32> [[TMP138]], i32 [[TMP141]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE33]]
; CHECK: pred.load.continue33:
; CHECK-NEXT: [[TMP143:%.*]] = phi <4 x i32> [ [[TMP138]], [[PRED_LOAD_CONTINUE31]] ], [ [[TMP142]], [[PRED_LOAD_IF32]] ]
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP83]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI34:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI35:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP123]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI36:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP143]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP144]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP145]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI34]]
; CHECK-NEXT: [[TMP146]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI35]]
; CHECK-NEXT: [[TMP147]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI36]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP148:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP148]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP145]], [[TMP144]]
; CHECK-NEXT: [[BIN_RDX37:%.*]] = add <4 x i32> [[TMP146]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX38:%.*]] = add <4 x i32> [[TMP147]], [[BIN_RDX37]]
; CHECK-NEXT: [[TMP149:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX38]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP149]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr.i16p = getelementptr inbounds i16, ptr %alloca, i64 %iv
%val = load i32, ptr %addr.i16p
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_max_trip_count(i64 %len, ptr %test_base, i64 %n) {
; CHECK-LABEL: @test_max_trip_count(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: [[MIN_CMP:%.*]] = icmp ult i64 4096, [[N:%.*]]
; CHECK-NEXT: [[MIN_N:%.*]] = select i1 [[MIN_CMP]], i64 4096, i64 [[N]]
; CHECK-NEXT: [[TMP0:%.*]] = add nuw nsw i64 [[MIN_N]], 2
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 16
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP76:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> poison, i1 [[TMP33]], i32 0
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 1
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 2
; CHECK-NEXT: [[TMP40:%.*]] = insertelement <4 x i1> [[TMP39]], i1 [[TMP36]], i32 3
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> poison, i1 [[TMP41]], i32 0
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 1
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 2
; CHECK-NEXT: [[TMP48:%.*]] = insertelement <4 x i1> [[TMP47]], i1 [[TMP44]], i32 3
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> poison, i1 [[TMP49]], i32 0
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 1
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 2
; CHECK-NEXT: [[TMP56:%.*]] = insertelement <4 x i1> [[TMP55]], i1 [[TMP52]], i32 3
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> poison, i1 [[TMP57]], i32 0
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 1
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 2
; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x i1> [[TMP63]], i1 [[TMP60]], i32 3
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP65]], i64 4
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP65]], i64 8
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr i32, ptr [[TMP65]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP65]], <4 x i1> [[TMP40]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP48]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP56]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP72]], <4 x i1> [[TMP64]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP40]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP48]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP56]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP64]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP76]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP77:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP77]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP74]], [[TMP73]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP76]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP78:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP78]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], [[MIN_N]]
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP7:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP78]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
%min.cmp = icmp ult i64 4096, %n
%min.n = select i1 %min.cmp, i64 4096, i64 %n
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, %min.n
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_zero_start(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_zero_start(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 1024, [[INDEX]]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP64]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP69]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 3072
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 1024, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_out_of_bounds_start(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_out_of_bounds_start(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ -10, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 4094
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ -10, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 2048
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP117]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4093
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_many(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_many(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [1024 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%alloca = alloca [1024 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_one_iteration(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_one_iteration(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4095 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%alloca = alloca [4095 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @neg_off_by_one_byte(i64 %len, ptr %test_base) {
; CHECK-LABEL: @neg_off_by_one_byte(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [16383 x i8], align 1
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%alloca = alloca [16383 x i8]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Show that we handle case where exit count is non-constant, but that we
; have a constant bound on it which is sufficient to show dereferenceability.
define i32 @test_constant_max(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_constant_max(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i64 [[LEN:%.*]], 4094
; CHECK-NEXT: [[MIN:%.*]] = select i1 [[CMP]], i64 4094, i64 [[LEN]]
; CHECK-NEXT: [[TMP0:%.*]] = add nuw nsw i64 [[MIN]], 2
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 16
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP76:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> poison, i1 [[TMP33]], i32 0
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 1
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 2
; CHECK-NEXT: [[TMP40:%.*]] = insertelement <4 x i1> [[TMP39]], i1 [[TMP36]], i32 3
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> poison, i1 [[TMP41]], i32 0
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 1
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 2
; CHECK-NEXT: [[TMP48:%.*]] = insertelement <4 x i1> [[TMP47]], i1 [[TMP44]], i32 3
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> poison, i1 [[TMP49]], i32 0
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 1
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 2
; CHECK-NEXT: [[TMP56:%.*]] = insertelement <4 x i1> [[TMP55]], i1 [[TMP52]], i32 3
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> poison, i1 [[TMP57]], i32 0
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 1
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 2
; CHECK-NEXT: [[TMP64:%.*]] = insertelement <4 x i1> [[TMP63]], i1 [[TMP60]], i32 3
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr i32, ptr [[ALLOCA]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP65]], i64 4
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP65]], i64 8
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr i32, ptr [[TMP65]], i64 12
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP65]], align 4
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <4 x i32>, ptr [[TMP70]], align 4
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <4 x i32>, ptr [[TMP71]], align 4
; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <4 x i32>, ptr [[TMP72]], align 4
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP40]], <4 x i32> [[WIDE_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP48]], <4 x i32> [[WIDE_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP56]], <4 x i32> [[WIDE_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP64]], <4 x i32> [[WIDE_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP76]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP77:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP77]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP74]], [[TMP73]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP76]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP78:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[LOOP_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP78]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], [[MIN]]
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT]], label [[LOOP]], !llvm.loop [[LOOP14:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ], [ [[TMP78]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
%cmp = icmp ugt i64 %len, 4094
%min = select i1 %cmp, i64 4094, i64 %len
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, %min
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
;; Model a custom allocate which allocates in chunks of 8 bytes
declare align 8 dereferenceable_or_null(8) ptr @my_alloc(i32) allocsize(0)
declare align 8 dereferenceable_or_null(8) ptr @my_array_alloc(i32, i32) allocsize(0, 1)
define i32 @test_allocsize(i64 %len, ptr %test_base) nofree nosync {
; CHECK-LABEL: @test_allocsize(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_alloc(i32 16384)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP15:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%allocation = call nonnull ptr @my_alloc(i32 16384)
call void @init(ptr %allocation)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_allocsize_array(i64 %len, ptr %test_base) nofree nosync {
; CHECK-LABEL: @test_allocsize_array(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_array_alloc(i32 4096, i32 4)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%allocation = call nonnull ptr @my_array_alloc(i32 4096, i32 4)
call void @init(ptr %allocation)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
declare void @my_free(ptr)
; For the point in time variant of deref(N) semantics, show a negative
; example where hoisting without explicit predication might introduce a
; dynamic use after free. (e.g. allzero is true when all elements of the
; test vector are false and thus base is never accessed.)
define i32 @test_allocsize_cond_deref(i1 %allzero, ptr %test_base) {
; CHECK-LABEL: @test_allocsize_cond_deref(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCATION:%.*]] = call nonnull ptr @my_alloc(i32 16384)
; CHECK-NEXT: call void @init(ptr [[ALLOCATION]])
; CHECK-NEXT: br i1 [[ALLZERO:%.*]], label [[FREEIT:%.*]], label [[PREHEADER:%.*]]
; CHECK: freeit:
; CHECK-NEXT: call void @my_free(ptr [[ALLOCATION]])
; CHECK-NEXT: br label [[PREHEADER]]
; CHECK: preheader:
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP72:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP73:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP74:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP75:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr i32, ptr [[ALLOCATION]], i64 [[INDEX]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr i32, ptr [[TMP64]], i64 4
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr i32, ptr [[TMP64]], i64 8
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr i32, ptr [[TMP64]], i64 12
; CHECK-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP64]], <4 x i1> [[TMP39]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD4:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP69]], <4 x i1> [[TMP47]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD5:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP70]], <4 x i1> [[TMP55]], <4 x i32> poison)
; CHECK-NEXT: [[WIDE_MASKED_LOAD6:%.*]] = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr align 4 [[TMP71]], <4 x i1> [[TMP63]], <4 x i32> poison)
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[WIDE_MASKED_LOAD]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI7:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[WIDE_MASKED_LOAD4]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI8:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[WIDE_MASKED_LOAD5]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI9:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[WIDE_MASKED_LOAD6]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP72]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP73]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI7]]
; CHECK-NEXT: [[TMP74]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI8]]
; CHECK-NEXT: [[TMP75]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI9]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP76:%.*]] = icmp eq i64 [[INDEX_NEXT]], 4096
; CHECK-NEXT: br i1 [[TMP76]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP73]], [[TMP72]]
; CHECK-NEXT: [[BIN_RDX10:%.*]] = add <4 x i32> [[TMP74]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX11:%.*]] = add <4 x i32> [[TMP75]], [[BIN_RDX10]]
; CHECK-NEXT: [[TMP77:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX11]])
; CHECK-NEXT: br label [[LATCH:%.*]]
; CHECK: loop_exit:
; CHECK-NEXT: ret i32 [[TMP77]]
;
entry:
%allocation = call nonnull ptr @my_alloc(i32 16384)
call void @init(ptr %allocation)
br i1 %allzero, label %freeit, label %preheader
freeit:
call void @my_free(ptr %allocation)
br label %preheader
preheader:
br label %loop
loop:
%iv = phi i64 [ 0, %preheader ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %preheader ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 1
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %allocation, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 4094
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; All non-unit stride test cases below.
; These will be masked gathers with AVX-512 support.
define i32 @test_stride_three(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_stride_three(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [105 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 3
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 9
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 15
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 21
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 27
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 33
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 36
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 39
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 42
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 45
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 32
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK: scalar.ph:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 96, [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[TMP117]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 3
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]], !llvm.loop [[LOOP19:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [105 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 3
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride_four(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_four(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [108 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP56:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP57:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP15:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP16:%.*]] = load i1, ptr [[TMP8]], align 1
; CHECK-NEXT: [[TMP17:%.*]] = load i1, ptr [[TMP9]], align 1
; CHECK-NEXT: [[TMP18:%.*]] = load i1, ptr [[TMP10]], align 1
; CHECK-NEXT: [[TMP19:%.*]] = load i1, ptr [[TMP11]], align 1
; CHECK-NEXT: [[TMP20:%.*]] = insertelement <4 x i1> poison, i1 [[TMP16]], i32 0
; CHECK-NEXT: [[TMP21:%.*]] = insertelement <4 x i1> [[TMP20]], i1 [[TMP17]], i32 1
; CHECK-NEXT: [[TMP22:%.*]] = insertelement <4 x i1> [[TMP21]], i1 [[TMP18]], i32 2
; CHECK-NEXT: [[TMP23:%.*]] = insertelement <4 x i1> [[TMP22]], i1 [[TMP19]], i32 3
; CHECK-NEXT: [[TMP24:%.*]] = load i1, ptr [[TMP12]], align 1
; CHECK-NEXT: [[TMP25:%.*]] = load i1, ptr [[TMP13]], align 1
; CHECK-NEXT: [[TMP26:%.*]] = load i1, ptr [[TMP14]], align 1
; CHECK-NEXT: [[TMP27:%.*]] = load i1, ptr [[TMP15]], align 1
; CHECK-NEXT: [[TMP28:%.*]] = insertelement <4 x i1> poison, i1 [[TMP24]], i32 0
; CHECK-NEXT: [[TMP29:%.*]] = insertelement <4 x i1> [[TMP28]], i1 [[TMP25]], i32 1
; CHECK-NEXT: [[TMP30:%.*]] = insertelement <4 x i1> [[TMP29]], i1 [[TMP26]], i32 2
; CHECK-NEXT: [[TMP31:%.*]] = insertelement <4 x i1> [[TMP30]], i1 [[TMP27]], i32 3
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP35:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP36:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP37:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP38:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP39:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP40:%.*]] = load i32, ptr [[TMP32]], align 4
; CHECK-NEXT: [[TMP41:%.*]] = load i32, ptr [[TMP33]], align 4
; CHECK-NEXT: [[TMP42:%.*]] = load i32, ptr [[TMP34]], align 4
; CHECK-NEXT: [[TMP43:%.*]] = load i32, ptr [[TMP35]], align 4
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i32> poison, i32 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i32> [[TMP44]], i32 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i32> [[TMP45]], i32 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i32> [[TMP46]], i32 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i32, ptr [[TMP36]], align 4
; CHECK-NEXT: [[TMP49:%.*]] = load i32, ptr [[TMP37]], align 4
; CHECK-NEXT: [[TMP50:%.*]] = load i32, ptr [[TMP38]], align 4
; CHECK-NEXT: [[TMP51:%.*]] = load i32, ptr [[TMP39]], align 4
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i32> poison, i32 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i32> [[TMP52]], i32 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i32> [[TMP53]], i32 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i32> [[TMP54]], i32 [[TMP51]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP23]], <4 x i32> [[TMP47]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI2:%.*]] = select <4 x i1> [[TMP31]], <4 x i32> [[TMP55]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP56]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP57]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI2]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP58:%.*]] = icmp eq i64 [[INDEX_NEXT]], 24
; CHECK-NEXT: br i1 [[TMP58]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP57]], [[TMP56]]
; CHECK-NEXT: [[TMP59:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX]])
; CHECK-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK: scalar.ph:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 96, [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[TMP59]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 4
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]], !llvm.loop [[LOOP21:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [108 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 4
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride_five(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_five(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [110 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 5
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 10
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 15
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 20
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 25
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 30
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 35
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 40
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 45
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 50
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 55
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 60
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 65
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 70
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 75
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TEST_BASE]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 5
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 10
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 15
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 20
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 25
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 30
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 35
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 40
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 45
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 50
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 55
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 60
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 65
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 70
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 75
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[ALLOCA]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112:%.*]] = add <4 x i32> zeroinitializer, [[PREDPHI]]
; CHECK-NEXT: br label [[MIDDLE_BLOCK:%.*]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[PREDPHI4]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[PREDPHI5]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[PREDPHI6]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK: scalar.ph:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 80, [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[TMP117]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 5
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]], !llvm.loop [[LOOP23:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [110 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 5
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
define i32 @test_non_unit_stride_off_by_four_bytes(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_off_by_four_bytes(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [103 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP112:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP113:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP114:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP115:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP32:%.*]] = load i1, ptr [[TMP16]], align 1
; CHECK-NEXT: [[TMP33:%.*]] = load i1, ptr [[TMP17]], align 1
; CHECK-NEXT: [[TMP34:%.*]] = load i1, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = load i1, ptr [[TMP19]], align 1
; CHECK-NEXT: [[TMP36:%.*]] = insertelement <4 x i1> poison, i1 [[TMP32]], i32 0
; CHECK-NEXT: [[TMP37:%.*]] = insertelement <4 x i1> [[TMP36]], i1 [[TMP33]], i32 1
; CHECK-NEXT: [[TMP38:%.*]] = insertelement <4 x i1> [[TMP37]], i1 [[TMP34]], i32 2
; CHECK-NEXT: [[TMP39:%.*]] = insertelement <4 x i1> [[TMP38]], i1 [[TMP35]], i32 3
; CHECK-NEXT: [[TMP40:%.*]] = load i1, ptr [[TMP20]], align 1
; CHECK-NEXT: [[TMP41:%.*]] = load i1, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP42:%.*]] = load i1, ptr [[TMP22]], align 1
; CHECK-NEXT: [[TMP43:%.*]] = load i1, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <4 x i1> poison, i1 [[TMP40]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <4 x i1> [[TMP44]], i1 [[TMP41]], i32 1
; CHECK-NEXT: [[TMP46:%.*]] = insertelement <4 x i1> [[TMP45]], i1 [[TMP42]], i32 2
; CHECK-NEXT: [[TMP47:%.*]] = insertelement <4 x i1> [[TMP46]], i1 [[TMP43]], i32 3
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP25]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP26]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP27]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP29]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP30]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP31]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP65:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP66:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP67:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP69:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP70:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP71:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP72:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP74:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP77:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP79:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP80:%.*]] = load i32, ptr [[TMP64]], align 4
; CHECK-NEXT: [[TMP81:%.*]] = load i32, ptr [[TMP65]], align 4
; CHECK-NEXT: [[TMP82:%.*]] = load i32, ptr [[TMP66]], align 4
; CHECK-NEXT: [[TMP83:%.*]] = load i32, ptr [[TMP67]], align 4
; CHECK-NEXT: [[TMP84:%.*]] = insertelement <4 x i32> poison, i32 [[TMP80]], i32 0
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <4 x i32> [[TMP84]], i32 [[TMP81]], i32 1
; CHECK-NEXT: [[TMP86:%.*]] = insertelement <4 x i32> [[TMP85]], i32 [[TMP82]], i32 2
; CHECK-NEXT: [[TMP87:%.*]] = insertelement <4 x i32> [[TMP86]], i32 [[TMP83]], i32 3
; CHECK-NEXT: [[TMP88:%.*]] = load i32, ptr [[TMP68]], align 4
; CHECK-NEXT: [[TMP89:%.*]] = load i32, ptr [[TMP69]], align 4
; CHECK-NEXT: [[TMP90:%.*]] = load i32, ptr [[TMP70]], align 4
; CHECK-NEXT: [[TMP91:%.*]] = load i32, ptr [[TMP71]], align 4
; CHECK-NEXT: [[TMP92:%.*]] = insertelement <4 x i32> poison, i32 [[TMP88]], i32 0
; CHECK-NEXT: [[TMP93:%.*]] = insertelement <4 x i32> [[TMP92]], i32 [[TMP89]], i32 1
; CHECK-NEXT: [[TMP94:%.*]] = insertelement <4 x i32> [[TMP93]], i32 [[TMP90]], i32 2
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <4 x i32> [[TMP94]], i32 [[TMP91]], i32 3
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP72]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP73]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP74]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP75]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP76]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP77]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP78]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP79]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP39]], <4 x i32> [[TMP87]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP47]], <4 x i32> [[TMP95]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP112]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP113]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP114]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP115]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], 48
; CHECK-NEXT: br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP113]], [[TMP112]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP114]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP115]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP117:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK: scalar.ph:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 96, [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[TMP117]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 2
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 100
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]], !llvm.loop [[LOOP25:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [103 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv, 100
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}
; Start value of AddRec is not a value (%alloca + 4)
define i32 @test_non_unit_stride_with_first_iteration_step_access(i64 %len, ptr %test_base) {
; CHECK-LABEL: @test_non_unit_stride_with_first_iteration_step_access(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ALLOCA:%.*]] = alloca [4096 x i32], align 4
; CHECK-NEXT: call void @init(ptr [[ALLOCA]])
; CHECK-NEXT: br label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP128:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI1:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP129:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI2:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP130:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP131:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 4
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[OFFSET_IDX]], 6
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[OFFSET_IDX]], 8
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[OFFSET_IDX]], 10
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 12
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[OFFSET_IDX]], 14
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[OFFSET_IDX]], 16
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[OFFSET_IDX]], 18
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[OFFSET_IDX]], 20
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[OFFSET_IDX]], 22
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[OFFSET_IDX]], 24
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 26
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX]], 28
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[OFFSET_IDX]], 30
; CHECK-NEXT: [[TMP16:%.*]] = add i64 [[OFFSET_IDX]], 2
; CHECK-NEXT: [[TMP17:%.*]] = add i64 [[TMP1]], 2
; CHECK-NEXT: [[TMP18:%.*]] = add i64 [[TMP2]], 2
; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[TMP3]], 2
; CHECK-NEXT: [[TMP20:%.*]] = add i64 [[TMP4]], 2
; CHECK-NEXT: [[TMP21:%.*]] = add i64 [[TMP5]], 2
; CHECK-NEXT: [[TMP22:%.*]] = add i64 [[TMP6]], 2
; CHECK-NEXT: [[TMP23:%.*]] = add i64 [[TMP7]], 2
; CHECK-NEXT: [[TMP24:%.*]] = add i64 [[TMP8]], 2
; CHECK-NEXT: [[TMP25:%.*]] = add i64 [[TMP9]], 2
; CHECK-NEXT: [[TMP26:%.*]] = add i64 [[TMP10]], 2
; CHECK-NEXT: [[TMP27:%.*]] = add i64 [[TMP11]], 2
; CHECK-NEXT: [[TMP28:%.*]] = add i64 [[TMP12]], 2
; CHECK-NEXT: [[TMP29:%.*]] = add i64 [[TMP13]], 2
; CHECK-NEXT: [[TMP30:%.*]] = add i64 [[TMP14]], 2
; CHECK-NEXT: [[TMP31:%.*]] = add i64 [[TMP15]], 2
; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE:%.*]], i64 [[OFFSET_IDX]]
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP35:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP36:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP37:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP38:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP39:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP40:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP41:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP42:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP43:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP44:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP45:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP46:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP47:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP48:%.*]] = load i1, ptr [[TMP32]], align 1
; CHECK-NEXT: [[TMP49:%.*]] = load i1, ptr [[TMP33]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = load i1, ptr [[TMP34]], align 1
; CHECK-NEXT: [[TMP51:%.*]] = load i1, ptr [[TMP35]], align 1
; CHECK-NEXT: [[TMP52:%.*]] = insertelement <4 x i1> poison, i1 [[TMP48]], i32 0
; CHECK-NEXT: [[TMP53:%.*]] = insertelement <4 x i1> [[TMP52]], i1 [[TMP49]], i32 1
; CHECK-NEXT: [[TMP54:%.*]] = insertelement <4 x i1> [[TMP53]], i1 [[TMP50]], i32 2
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <4 x i1> [[TMP54]], i1 [[TMP51]], i32 3
; CHECK-NEXT: [[TMP56:%.*]] = load i1, ptr [[TMP36]], align 1
; CHECK-NEXT: [[TMP57:%.*]] = load i1, ptr [[TMP37]], align 1
; CHECK-NEXT: [[TMP58:%.*]] = load i1, ptr [[TMP38]], align 1
; CHECK-NEXT: [[TMP59:%.*]] = load i1, ptr [[TMP39]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <4 x i1> poison, i1 [[TMP56]], i32 0
; CHECK-NEXT: [[TMP61:%.*]] = insertelement <4 x i1> [[TMP60]], i1 [[TMP57]], i32 1
; CHECK-NEXT: [[TMP62:%.*]] = insertelement <4 x i1> [[TMP61]], i1 [[TMP58]], i32 2
; CHECK-NEXT: [[TMP63:%.*]] = insertelement <4 x i1> [[TMP62]], i1 [[TMP59]], i32 3
; CHECK-NEXT: [[TMP64:%.*]] = load i1, ptr [[TMP40]], align 1
; CHECK-NEXT: [[TMP65:%.*]] = load i1, ptr [[TMP41]], align 1
; CHECK-NEXT: [[TMP66:%.*]] = load i1, ptr [[TMP42]], align 1
; CHECK-NEXT: [[TMP67:%.*]] = load i1, ptr [[TMP43]], align 1
; CHECK-NEXT: [[TMP68:%.*]] = insertelement <4 x i1> poison, i1 [[TMP64]], i32 0
; CHECK-NEXT: [[TMP69:%.*]] = insertelement <4 x i1> [[TMP68]], i1 [[TMP65]], i32 1
; CHECK-NEXT: [[TMP70:%.*]] = insertelement <4 x i1> [[TMP69]], i1 [[TMP66]], i32 2
; CHECK-NEXT: [[TMP71:%.*]] = insertelement <4 x i1> [[TMP70]], i1 [[TMP67]], i32 3
; CHECK-NEXT: [[TMP72:%.*]] = load i1, ptr [[TMP44]], align 1
; CHECK-NEXT: [[TMP73:%.*]] = load i1, ptr [[TMP45]], align 1
; CHECK-NEXT: [[TMP74:%.*]] = load i1, ptr [[TMP46]], align 1
; CHECK-NEXT: [[TMP75:%.*]] = load i1, ptr [[TMP47]], align 1
; CHECK-NEXT: [[TMP76:%.*]] = insertelement <4 x i1> poison, i1 [[TMP72]], i32 0
; CHECK-NEXT: [[TMP77:%.*]] = insertelement <4 x i1> [[TMP76]], i1 [[TMP73]], i32 1
; CHECK-NEXT: [[TMP78:%.*]] = insertelement <4 x i1> [[TMP77]], i1 [[TMP74]], i32 2
; CHECK-NEXT: [[TMP79:%.*]] = insertelement <4 x i1> [[TMP78]], i1 [[TMP75]], i32 3
; CHECK-NEXT: [[TMP80:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP16]]
; CHECK-NEXT: [[TMP81:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP17]]
; CHECK-NEXT: [[TMP82:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP18]]
; CHECK-NEXT: [[TMP83:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP19]]
; CHECK-NEXT: [[TMP84:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP20]]
; CHECK-NEXT: [[TMP85:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP21]]
; CHECK-NEXT: [[TMP86:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP22]]
; CHECK-NEXT: [[TMP87:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP23]]
; CHECK-NEXT: [[TMP88:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP24]]
; CHECK-NEXT: [[TMP89:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP25]]
; CHECK-NEXT: [[TMP90:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP26]]
; CHECK-NEXT: [[TMP91:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP27]]
; CHECK-NEXT: [[TMP92:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP28]]
; CHECK-NEXT: [[TMP93:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP29]]
; CHECK-NEXT: [[TMP94:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP30]]
; CHECK-NEXT: [[TMP95:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[TMP31]]
; CHECK-NEXT: [[TMP96:%.*]] = load i32, ptr [[TMP80]], align 4
; CHECK-NEXT: [[TMP97:%.*]] = load i32, ptr [[TMP81]], align 4
; CHECK-NEXT: [[TMP98:%.*]] = load i32, ptr [[TMP82]], align 4
; CHECK-NEXT: [[TMP99:%.*]] = load i32, ptr [[TMP83]], align 4
; CHECK-NEXT: [[TMP100:%.*]] = insertelement <4 x i32> poison, i32 [[TMP96]], i32 0
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <4 x i32> [[TMP100]], i32 [[TMP97]], i32 1
; CHECK-NEXT: [[TMP102:%.*]] = insertelement <4 x i32> [[TMP101]], i32 [[TMP98]], i32 2
; CHECK-NEXT: [[TMP103:%.*]] = insertelement <4 x i32> [[TMP102]], i32 [[TMP99]], i32 3
; CHECK-NEXT: [[TMP104:%.*]] = load i32, ptr [[TMP84]], align 4
; CHECK-NEXT: [[TMP105:%.*]] = load i32, ptr [[TMP85]], align 4
; CHECK-NEXT: [[TMP106:%.*]] = load i32, ptr [[TMP86]], align 4
; CHECK-NEXT: [[TMP107:%.*]] = load i32, ptr [[TMP87]], align 4
; CHECK-NEXT: [[TMP108:%.*]] = insertelement <4 x i32> poison, i32 [[TMP104]], i32 0
; CHECK-NEXT: [[TMP109:%.*]] = insertelement <4 x i32> [[TMP108]], i32 [[TMP105]], i32 1
; CHECK-NEXT: [[TMP110:%.*]] = insertelement <4 x i32> [[TMP109]], i32 [[TMP106]], i32 2
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <4 x i32> [[TMP110]], i32 [[TMP107]], i32 3
; CHECK-NEXT: [[TMP112:%.*]] = load i32, ptr [[TMP88]], align 4
; CHECK-NEXT: [[TMP113:%.*]] = load i32, ptr [[TMP89]], align 4
; CHECK-NEXT: [[TMP114:%.*]] = load i32, ptr [[TMP90]], align 4
; CHECK-NEXT: [[TMP115:%.*]] = load i32, ptr [[TMP91]], align 4
; CHECK-NEXT: [[TMP116:%.*]] = insertelement <4 x i32> poison, i32 [[TMP112]], i32 0
; CHECK-NEXT: [[TMP117:%.*]] = insertelement <4 x i32> [[TMP116]], i32 [[TMP113]], i32 1
; CHECK-NEXT: [[TMP118:%.*]] = insertelement <4 x i32> [[TMP117]], i32 [[TMP114]], i32 2
; CHECK-NEXT: [[TMP119:%.*]] = insertelement <4 x i32> [[TMP118]], i32 [[TMP115]], i32 3
; CHECK-NEXT: [[TMP120:%.*]] = load i32, ptr [[TMP92]], align 4
; CHECK-NEXT: [[TMP121:%.*]] = load i32, ptr [[TMP93]], align 4
; CHECK-NEXT: [[TMP122:%.*]] = load i32, ptr [[TMP94]], align 4
; CHECK-NEXT: [[TMP123:%.*]] = load i32, ptr [[TMP95]], align 4
; CHECK-NEXT: [[TMP124:%.*]] = insertelement <4 x i32> poison, i32 [[TMP120]], i32 0
; CHECK-NEXT: [[TMP125:%.*]] = insertelement <4 x i32> [[TMP124]], i32 [[TMP121]], i32 1
; CHECK-NEXT: [[TMP126:%.*]] = insertelement <4 x i32> [[TMP125]], i32 [[TMP122]], i32 2
; CHECK-NEXT: [[TMP127:%.*]] = insertelement <4 x i32> [[TMP126]], i32 [[TMP123]], i32 3
; CHECK-NEXT: [[PREDPHI:%.*]] = select <4 x i1> [[TMP55]], <4 x i32> [[TMP103]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI4:%.*]] = select <4 x i1> [[TMP63]], <4 x i32> [[TMP111]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI5:%.*]] = select <4 x i1> [[TMP71]], <4 x i32> [[TMP119]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[PREDPHI6:%.*]] = select <4 x i1> [[TMP79]], <4 x i32> [[TMP127]], <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP128]] = add <4 x i32> [[VEC_PHI]], [[PREDPHI]]
; CHECK-NEXT: [[TMP129]] = add <4 x i32> [[VEC_PHI1]], [[PREDPHI4]]
; CHECK-NEXT: [[TMP130]] = add <4 x i32> [[VEC_PHI2]], [[PREDPHI5]]
; CHECK-NEXT: [[TMP131]] = add <4 x i32> [[VEC_PHI3]], [[PREDPHI6]]
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP132:%.*]] = icmp eq i64 [[INDEX_NEXT]], 144
; CHECK-NEXT: br i1 [[TMP132]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[BIN_RDX:%.*]] = add <4 x i32> [[TMP129]], [[TMP128]]
; CHECK-NEXT: [[BIN_RDX7:%.*]] = add <4 x i32> [[TMP130]], [[BIN_RDX]]
; CHECK-NEXT: [[BIN_RDX8:%.*]] = add <4 x i32> [[TMP131]], [[BIN_RDX7]]
; CHECK-NEXT: [[TMP133:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[BIN_RDX8]])
; CHECK-NEXT: br label [[SCALAR_PH:%.*]]
; CHECK: scalar.ph:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ 288, [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LATCH:%.*]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[TMP133]], [[SCALAR_PH]] ], [ [[ACCUM_NEXT:%.*]], [[LATCH]] ]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 2
; CHECK-NEXT: [[TEST_ADDR:%.*]] = getelementptr inbounds i1, ptr [[TEST_BASE]], i64 [[IV]]
; CHECK-NEXT: [[EARLYCND:%.*]] = load i1, ptr [[TEST_ADDR]], align 1
; CHECK-NEXT: br i1 [[EARLYCND]], label [[PRED:%.*]], label [[LATCH]]
; CHECK: pred:
; CHECK-NEXT: [[ADDR:%.*]] = getelementptr inbounds i32, ptr [[ALLOCA]], i64 [[IV_NEXT]]
; CHECK-NEXT: [[VAL:%.*]] = load i32, ptr [[ADDR]], align 4
; CHECK-NEXT: br label [[LATCH]]
; CHECK: latch:
; CHECK-NEXT: [[VAL_PHI:%.*]] = phi i32 [ 0, [[LOOP]] ], [ [[VAL]], [[PRED]] ]
; CHECK-NEXT: [[ACCUM_NEXT]] = add i32 [[ACCUM]], [[VAL_PHI]]
; CHECK-NEXT: [[EXIT:%.*]] = icmp ugt i64 [[IV]], 300
; CHECK-NEXT: br i1 [[EXIT]], label [[LOOP_EXIT:%.*]], label [[LOOP]], !llvm.loop [[LOOP27:![0-9]+]]
; CHECK: loop_exit:
; CHECK-NEXT: [[ACCUM_NEXT_LCSSA:%.*]] = phi i32 [ [[ACCUM_NEXT]], [[LATCH]] ]
; CHECK-NEXT: ret i32 [[ACCUM_NEXT_LCSSA]]
;
entry:
%alloca = alloca [4096 x i32]
call void @init(ptr %alloca)
br label %loop
loop:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %latch ]
%accum = phi i32 [ 0, %entry ], [ %accum.next, %latch ]
%iv.next = add i64 %iv, 2
%test_addr = getelementptr inbounds i1, ptr %test_base, i64 %iv
%earlycnd = load i1, ptr %test_addr
br i1 %earlycnd, label %pred, label %latch
pred:
%addr = getelementptr inbounds i32, ptr %alloca, i64 %iv.next
%val = load i32, ptr %addr
br label %latch
latch:
%val.phi = phi i32 [0, %loop], [%val, %pred]
%accum.next = add i32 %accum, %val.phi
%exit = icmp ugt i64 %iv,300
br i1 %exit, label %loop_exit, label %loop
loop_exit:
ret i32 %accum.next
}