derek.holloway
7502bf64a4
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59 lines
1.8 KiB
LLVM
59 lines
1.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; RUN: opt -passes=gvn -S < %s | FileCheck %s
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define i32 @test1(ptr %p, ptr %q) {
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; CHECK-LABEL: define i32 @test1(
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; CHECK-SAME: ptr [[P:%.*]], ptr [[Q:%.*]]) {
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; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[P]], align 4, !noalias [[META0:![0-9]+]]
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; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[A]]
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; CHECK-NEXT: ret i32 [[C]]
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;
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%a = load i32, ptr %p, !noalias !3
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%b = load i32, ptr %p
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%c = add i32 %a, %b
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ret i32 %c
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}
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define i32 @test2(ptr %p, ptr %q) {
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; CHECK-LABEL: define i32 @test2(
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; CHECK-SAME: ptr [[P:%.*]], ptr [[Q:%.*]]) {
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; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[P]], align 4, !alias.scope [[META0]]
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; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[A]]
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; CHECK-NEXT: ret i32 [[C]]
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;
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%a = load i32, ptr %p, !alias.scope !3
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%b = load i32, ptr %p, !alias.scope !3
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%c = add i32 %a, %b
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ret i32 %c
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}
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define i32 @test3(ptr %p, ptr %q) {
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; CHECK-LABEL: define i32 @test3(
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; CHECK-SAME: ptr [[P:%.*]], ptr [[Q:%.*]]) {
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; CHECK-NEXT: [[A:%.*]] = load i32, ptr [[P]], align 4, !alias.scope [[META3:![0-9]+]]
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; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[A]]
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; CHECK-NEXT: ret i32 [[C]]
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;
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%a = load i32, ptr %p, !alias.scope !4
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%b = load i32, ptr %p, !alias.scope !5
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%c = add i32 %a, %b
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ret i32 %c
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}
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declare i32 @foo(ptr) readonly
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!0 = distinct !{!0, !2, !"callee0: %a"}
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!1 = distinct !{!1, !2, !"callee0: %b"}
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!2 = distinct !{!2, !"callee0"}
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!3 = !{!0}
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!4 = !{!1}
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!5 = !{!0, !1}
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;.
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; CHECK: [[META0]] = !{[[META1:![0-9]+]]}
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; CHECK: [[META1]] = distinct !{[[META1]], [[META2:![0-9]+]], !"callee0: %a"}
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; CHECK: [[META2]] = distinct !{[[META2]], !"callee0"}
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; CHECK: [[META3]] = !{[[META4:![0-9]+]]}
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; CHECK: [[META4]] = distinct !{[[META4]], [[META2]], !"callee0: %b"}
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;.
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