llvm-project/llvm/test/Transforms/SCCP/constant-range-struct.ll
Bjorn Pettersson 8ebb3eac02 [test] Use -passes syntax when specifying pipeline in some more tests
The legacy PM is deprecated, so update a bunch of lit tests running
opt to use the new PM syntax when specifying the pipeline.
In this patch focus has been put on test cases for ConstantMerge,
ConstraintElimination, CorrelatedValuePropagation, GlobalDCE,
GlobalOpt, SCCP, TailCallElim and PredicateInfo.

Differential Revision: https://reviews.llvm.org/D114516
2021-11-27 09:52:55 +01:00

156 lines
4.7 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt %s -passes=ipsccp -S | FileCheck %s
declare i1 @cond()
declare void @use(i1)
define internal {i64, i64} @struct1() {
; CHECK-LABEL: @struct1(
; CHECK-NEXT: [[C:%.*]] = call i1 @cond()
; CHECK-NEXT: br i1 [[C]], label [[TRUE:%.*]], label [[FALSE:%.*]]
; CHECK: true:
; CHECK-NEXT: br label [[EXIT:%.*]]
; CHECK: false:
; CHECK-NEXT: br label [[EXIT]]
; CHECK: exit:
; CHECK-NEXT: [[R:%.*]] = phi { i64, i64 } [ { i64 20, i64 200 }, [[TRUE]] ], [ { i64 30, i64 300 }, [[FALSE]] ]
; CHECK-NEXT: ret { i64, i64 } [[R]]
;
%c = call i1 @cond()
br i1 %c, label %true, label %false
true:
%s.1 = insertvalue {i64, i64} undef, i64 20, 0
%s.2 = insertvalue {i64, i64} %s.1, i64 200, 1
br label %exit
false:
%s.3 = insertvalue {i64, i64} undef, i64 30, 0
%s.4 = insertvalue {i64, i64} %s.3, i64 300, 1
br label %exit
exit:
%r = phi {i64, i64} [ %s.2, %true], [ %s.4, %false ]
ret {i64, i64} %r
}
define void @struct1_caller() {
; CHECK-LABEL: @struct1_caller(
; CHECK-NEXT: [[S:%.*]] = call { i64, i64 } @struct1()
; CHECK-NEXT: [[V1:%.*]] = extractvalue { i64, i64 } [[S]], 0
; CHECK-NEXT: [[V2:%.*]] = extractvalue { i64, i64 } [[S]], 1
; CHECK-NEXT: [[T_1:%.*]] = icmp ne i64 [[V1]], 10
; CHECK-NEXT: call void @use(i1 [[T_1]])
; CHECK-NEXT: [[T_2:%.*]] = icmp ult i64 [[V1]], 100
; CHECK-NEXT: call void @use(i1 [[T_2]])
; CHECK-NEXT: [[T_3:%.*]] = icmp ne i64 [[V2]], 0
; CHECK-NEXT: call void @use(i1 [[T_3]])
; CHECK-NEXT: [[T_4:%.*]] = icmp ult i64 [[V2]], 301
; CHECK-NEXT: call void @use(i1 [[T_4]])
; CHECK-NEXT: ret void
;
%s = call {i64, i64} @struct1()
%v1 = extractvalue {i64, i64} %s, 0
%v2 = extractvalue {i64, i64} %s, 1
%t.1 = icmp ne i64 %v1, 10
call void @use(i1 %t.1)
%t.2 = icmp ult i64 %v1, 100
call void @use(i1 %t.2)
%t.3 = icmp ne i64 %v2, 0
call void @use(i1 %t.3)
%t.4 = icmp ult i64 %v2, 301
call void @use(i1 %t.4)
ret void
}
define internal {i64, i64} @struct2() {
; CHECK-LABEL: @struct2(
; CHECK-NEXT: [[C:%.*]] = call i1 @cond()
; CHECK-NEXT: br i1 [[C]], label [[TRUE:%.*]], label [[FALSE:%.*]]
; CHECK: true:
; CHECK-NEXT: br label [[EXIT:%.*]]
; CHECK: false:
; CHECK-NEXT: br label [[EXIT]]
; CHECK: exit:
; CHECK-NEXT: [[V1:%.*]] = phi i64 [ 20, [[TRUE]] ], [ 30, [[FALSE]] ]
; CHECK-NEXT: [[V2:%.*]] = phi i64 [ 200, [[TRUE]] ], [ 300, [[FALSE]] ]
; CHECK-NEXT: [[S_1:%.*]] = insertvalue { i64, i64 } undef, i64 [[V1]], 0
; CHECK-NEXT: [[S_2:%.*]] = insertvalue { i64, i64 } [[S_1]], i64 [[V2]], 1
; CHECK-NEXT: ret { i64, i64 } [[S_2]]
;
%c = call i1 @cond()
br i1 %c, label %true, label %false
true:
br label %exit
false:
br label %exit
exit:
%v1 = phi i64 [ 20, %true ], [ 30, %false ]
%v2 = phi i64 [ 200, %true ], [ 300, %false ]
%s.1 = insertvalue {i64, i64} undef, i64 %v1, 0
%s.2 = insertvalue {i64, i64} %s.1, i64 %v2, 1
ret {i64, i64} %s.2
}
define void @struct2_caller() {
; CHECK-LABEL: @struct2_caller(
; CHECK-NEXT: [[S:%.*]] = call { i64, i64 } @struct2()
; CHECK-NEXT: [[V1:%.*]] = extractvalue { i64, i64 } [[S]], 0
; CHECK-NEXT: [[V2:%.*]] = extractvalue { i64, i64 } [[S]], 1
; CHECK-NEXT: call void @use(i1 true)
; CHECK-NEXT: call void @use(i1 true)
; CHECK-NEXT: call void @use(i1 true)
; CHECK-NEXT: call void @use(i1 true)
; CHECK-NEXT: call void @use(i1 false)
; CHECK-NEXT: call void @use(i1 false)
; CHECK-NEXT: call void @use(i1 false)
; CHECK-NEXT: call void @use(i1 false)
; CHECK-NEXT: [[C_1:%.*]] = icmp eq i64 [[V1]], 25
; CHECK-NEXT: call void @use(i1 [[C_1]])
; CHECK-NEXT: [[C_2:%.*]] = icmp ult i64 [[V1]], 25
; CHECK-NEXT: call void @use(i1 [[C_2]])
; CHECK-NEXT: [[C_3:%.*]] = icmp eq i64 [[V2]], 250
; CHECK-NEXT: call void @use(i1 [[C_3]])
; CHECK-NEXT: [[C_4:%.*]] = icmp ugt i64 [[V2]], 250
; CHECK-NEXT: call void @use(i1 [[C_4]])
; CHECK-NEXT: ret void
;
%s = call {i64, i64} @struct2()
%v1 = extractvalue {i64, i64} %s, 0
%v2 = extractvalue {i64, i64} %s, 1
%t.1 = icmp ne i64 %v1, 10
call void @use(i1 %t.1)
%t.2 = icmp ult i64 %v1, 100
call void @use(i1 %t.2)
%t.3 = icmp ne i64 %v2, 0
call void @use(i1 %t.3)
%t.4 = icmp ult i64 %v2, 301
call void @use(i1 %t.4)
%f.1 = icmp eq i64 %v1, 10
call void @use(i1 %f.1)
%f.2 = icmp ult i64 %v1, 19
call void @use(i1 %f.2)
%f.3 = icmp eq i64 %v2, 50
call void @use(i1 %f.3)
%f.4 = icmp ugt i64 %v2, 301
call void @use(i1 %f.4)
%c.1 = icmp eq i64 %v1, 25
call void @use(i1 %c.1)
%c.2 = icmp ult i64 %v1, 25
call void @use(i1 %c.2)
%c.3 = icmp eq i64 %v2, 250
call void @use(i1 %c.3)
%c.4 = icmp ugt i64 %v2, 250
call void @use(i1 %c.4)
ret void
}