58 lines
2.7 KiB
LLVM
58 lines
2.7 KiB
LLVM
; RUN: opt < %s -mem2reg -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define dso_local x86_fp80 @powixf2() !dbg !1 {
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entry:
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%r = alloca x86_fp80, align 16
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call void @llvm.dbg.declare(metadata x86_fp80* %r, metadata !14, metadata !DIExpression()), !dbg !15
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br i1 undef, label %if.then, label %if.end, !dbg !16
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if.then: ; preds = %entry
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; CHECK-LABEL: if.then:
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; CHECK: %mul = fmul x86_fp80
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; CHECK: call void @llvm.dbg.value(metadata x86_fp80 %mul, metadata {{.*}}, metadata !DIExpression())
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%mul = fmul x86_fp80 undef, undef, !dbg !18
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store x86_fp80 %mul, x86_fp80* %r, align 16, !dbg !18
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br label %if.end, !dbg !20
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if.end: ; preds = %if.then, %entry
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; CHECK-LABEL: if.end:
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; CHECK: %r.0 = phi x86_fp80
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; CHECK: call void @llvm.dbg.value(metadata x86_fp80 %r.0, metadata {{.*}}, metadata !DIExpression())
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%out = load x86_fp80, x86_fp80* %r, align 16, !dbg !21
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ret x86_fp80 %out, !dbg !22
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}
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #0
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attributes #0 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{}
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!llvm.module.flags = !{!0}
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!0 = !{i32 2, !"Debug Info Version", i32 3}
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!1 = distinct !DISubprogram(name: "__powixf2", scope: !2, file: !2, line: 22, type: !3, isLocal: false, isDefinition: true, scopeLine: 23, flags: DIFlagPrototyped, isOptimized: true, unit: !11, retainedNodes: !13)
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!2 = !DIFile(filename: "powixf2.c", directory: "")
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!3 = !DISubroutineType(types: !4)
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!4 = !{!5, !5, !6}
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!5 = !DIBasicType(name: "long double", size: 128, encoding: DW_ATE_float)
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!6 = !DIDerivedType(tag: DW_TAG_typedef, name: "si_int", file: !7, line: 28, baseType: !8)
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!7 = !DIFile(filename: "int_types.h", directory: "")
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!8 = !DIDerivedType(tag: DW_TAG_typedef, name: "int32_t", file: !9, line: 39, baseType: !10)
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!9 = !DIFile(filename: "/usr/include/stdint.h", directory: "")
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = distinct !DICompileUnit(language: DW_LANG_C99, file: !2, producer: "clang version 7.0.0 () ()", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !12)
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!12 = !{}
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!13 = !{!14}
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!14 = !DILocalVariable(name: "r", scope: !1, file: !2, line: 25, type: !5)
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!15 = !DILocation(line: 25, column: 17, scope: !1)
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!16 = !DILocation(line: 28, column: 13, scope: !17)
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!17 = distinct !DILexicalBlock(scope: !1, file: !2, line: 27, column: 5)
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!18 = !DILocation(line: 29, column: 15, scope: !19)
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!19 = distinct !DILexicalBlock(scope: !17, file: !2, line: 28, column: 13)
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!20 = !DILocation(line: 29, column: 13, scope: !19)
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!21 = !DILocation(line: 35, column: 22, scope: !1)
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!22 = !DILocation(line: 35, column: 5, scope: !1)
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