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25 lines
1.1 KiB
25 lines
1.1 KiB
4 months ago
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; REQUIRES: asserts
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; RUN: opt -S -amdgpu-simplifylib -debug-only=amdgpu-simplifylib -mtriple=amdgcn-unknown-amdhsa -disable-output < %s 2>&1 | FileCheck %s
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; CHECK-NOT: AMDIC: try folding call void @llvm.lifetime.start.p0i8
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; CHECK-NOT: AMDIC: try folding call void @llvm.lifetime.end.p0i8
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; CHECK-NOT: AMDIC: try folding call void @llvm.dbg.value
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define void @foo(i32 %i) {
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call void @llvm.lifetime.start.p0i8(i64 1, i8* undef)
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call void @llvm.lifetime.end.p0i8(i64 1, i8* undef)
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call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(name: "1", scope: !2), metadata !DIExpression()), !dbg !3
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ret void
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}
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)
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declare void @llvm.dbg.value(metadata, metadata, metadata)
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!llvm.module.flags = !{!1}
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!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !DIFile(filename: "1", directory: "1"))
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!1 = !{i32 2, !"Debug Info Version", i32 3}
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!2 = distinct !DISubprogram(unit: !0)
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!3 = !DILocation(line: 1, column: 1, scope: !2)
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