forked from OSchip/llvm-project
51 lines
1.9 KiB
YAML
51 lines
1.9 KiB
YAML
# RUN: llc -mtriple=x86_64-unknown-windows-msvc -start-before=x86-flags-copy-lowering -o - %s | FileCheck %s
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#
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# Test the emission of heap alloc site instruction labels.
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--- |
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declare i8* @alloc(i32) nounwind
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define i32 @test(i32 %x) nounwind !dbg !6 {
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entry:
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call i8* @alloc(i32 %x), !dbg !11, !heapallocsite !2
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ret i32 0, !dbg !12
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!1 = !DIFile(filename: "<stdin>", directory: "")
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!2 = !{}
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!3 = !{i32 2, !"CodeView", i32 1}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 2}
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!6 = distinct !DISubprogram(name: "test", scope: !7, file: !7, line: 2, type: !8, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!7 = !DIFile(filename: "test.c", directory: "")
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10, !10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !DILocation(line: 3, scope: !6)
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!12 = !DILocation(line: 4, scope: !6)
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...
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---
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name: test
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# CHECK-LABEL: {{^}}test:
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tracksRegLiveness: true
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frameInfo:
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hasCalls: true
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body: |
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bb.0.entry:
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liveins: $ecx
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ADJCALLSTACKDOWN64 32, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp, debug-location !11
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CALL64pcrel32 @alloc, csr_win64, implicit $rsp, implicit $ssp, implicit $ecx, implicit-def $rsp, implicit-def $ssp, implicit-def dead $rax, heap-alloc-marker !2, debug-location !11
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; CHECK: callq alloc
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; CHECK-NEXT: .Ltmp{{.*}}:
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ADJCALLSTACKUP64 32, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp, debug-location !11
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$eax = MOV32r0 implicit-def dead $eflags, debug-location !12
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RET 0, killed $eax, debug-location !12
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...
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