43 lines
1.9 KiB
LLVM
43 lines
1.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --filter-out-after "vector.ph\:" --version 5
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; RUN: opt < %s -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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define void @add_ints(ptr nocapture %A, ptr nocapture %B, ptr nocapture %C) {
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; CHECK-LABEL: define void @add_ints(
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; CHECK-SAME: ptr captures(none) [[A:%.*]], ptr captures(none) [[B:%.*]], ptr captures(none) [[C:%.*]]) {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: br i1 false, [[SCALAR_PH:label %.*]], label %[[VECTOR_MEMCHECK:.*]]
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; CHECK: [[VECTOR_MEMCHECK]]:
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; CHECK-NEXT: [[A1:%.*]] = ptrtoint ptr [[A]] to i64
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; CHECK-NEXT: [[B2:%.*]] = ptrtoint ptr [[B]] to i64
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; CHECK-NEXT: [[C3:%.*]] = ptrtoint ptr [[C]] to i64
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; CHECK-NEXT: [[TMP0:%.*]] = sub i64 [[A1]], [[B2]]
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; CHECK-NEXT: [[DIFF_CHECK:%.*]] = icmp ult i64 [[TMP0]], 16
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; CHECK-NEXT: [[TMP1:%.*]] = sub i64 [[A1]], [[C3]]
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; CHECK-NEXT: [[DIFF_CHECK4:%.*]] = icmp ult i64 [[TMP1]], 16
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; CHECK-NEXT: [[CONFLICT_RDX:%.*]] = or i1 [[DIFF_CHECK]], [[DIFF_CHECK4]]
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; CHECK-NEXT: br i1 [[CONFLICT_RDX]], [[SCALAR_PH]], label %[[VECTOR_PH:.*]]
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; CHECK: [[VECTOR_PH]]:
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;
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entry:
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br label %loop
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loop:
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%iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
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%arrayidx = getelementptr inbounds i32, ptr %B, i64 %iv
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%0 = load i32, ptr %arrayidx, align 4
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%arrayidx2 = getelementptr inbounds i32, ptr %C, i64 %iv
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%1 = load i32, ptr %arrayidx2, align 4
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%add = add nsw i32 %1, %0
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%arrayidx4 = getelementptr inbounds i32, ptr %A, i64 %iv
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store i32 %add, ptr %arrayidx4, align 4
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%iv.next = add i64 %iv, 1
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%iv.trunc = trunc i64 %iv.next to i32
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%exitcond = icmp eq i32 %iv.trunc, 200
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br i1 %exitcond, label %exit, label %loop
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exit:
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ret void
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}
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