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123 lines
5.3 KiB
123 lines
5.3 KiB
; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s --check-prefix=ASM
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; Make sure variables come out in the right order. windbg builds the prototype
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; from the order of these records.
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; C++ source to regenerate:
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; $ cat t.cpp
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; int f(int a, int b, int c) {
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; int d = 4;
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; int e = 5;
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; return a + b + c + d + e;
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; }
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; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .long 116 # TypeIndex
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; ASM: .short 1 # Flags
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; ASM: .asciz "a"
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; ASM: .cv_def_range
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .long 116 # TypeIndex
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; ASM: .short 1 # Flags
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; ASM: .asciz "b"
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; ASM: .cv_def_range
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .long 116 # TypeIndex
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; ASM: .short 1 # Flags
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; ASM: .asciz "c"
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; ASM: .cv_def_range
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .long 116 # TypeIndex
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; ASM: .short 0 # Flags
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; ASM: .asciz "d"
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; ASM: .cv_def_range
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; ASM: .short 4414 # Record kind: S_LOCAL
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; ASM: .long 116 # TypeIndex
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; ASM: .short 0 # Flags
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; ASM: .asciz "e"
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; ASM: .cv_def_range
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; ModuleID = 't.cpp'
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source_filename = "t.cpp"
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc19.0.23918"
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; Function Attrs: nounwind uwtable
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define i32 @"\01?f@@YAHHHH@Z"(i32 %a, i32 %b, i32 %c) #0 !dbg !7 {
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entry:
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%c.addr = alloca i32, align 4
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%b.addr = alloca i32, align 4
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%a.addr = alloca i32, align 4
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%d = alloca i32, align 4
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%e = alloca i32, align 4
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store i32 %c, i32* %c.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %c.addr, metadata !11, metadata !12), !dbg !13
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store i32 %b, i32* %b.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %b.addr, metadata !14, metadata !12), !dbg !15
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store i32 %a, i32* %a.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !16, metadata !12), !dbg !17
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call void @llvm.dbg.declare(metadata i32* %d, metadata !18, metadata !12), !dbg !19
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store i32 4, i32* %d, align 4, !dbg !19
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call void @llvm.dbg.declare(metadata i32* %e, metadata !20, metadata !12), !dbg !21
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store i32 5, i32* %e, align 4, !dbg !21
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%0 = load i32, i32* %a.addr, align 4, !dbg !22
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%1 = load i32, i32* %b.addr, align 4, !dbg !23
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%add = add nsw i32 %0, %1, !dbg !24
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%2 = load i32, i32* %c.addr, align 4, !dbg !25
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%add1 = add nsw i32 %add, %2, !dbg !26
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%3 = load i32, i32* %d, align 4, !dbg !27
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%add2 = add nsw i32 %add1, %3, !dbg !28
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%4 = load i32, i32* %e, align 4, !dbg !29
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%add3 = add nsw i32 %add2, %4, !dbg !30
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ret i32 %add3, !dbg !31
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 (trunk 273683) (llvm/trunk 273691)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild")
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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, !"PIC Level", i32 2}
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!6 = !{!"clang version 3.9.0 (trunk 273683) (llvm/trunk 273691)"}
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!7 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YAHHHH@Z", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10, !10, !10, !10}
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!10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!11 = !DILocalVariable(name: "c", arg: 3, scope: !7, file: !1, line: 1, type: !10)
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!12 = !DIExpression()
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!13 = !DILocation(line: 1, column: 25, scope: !7)
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!14 = !DILocalVariable(name: "b", arg: 2, scope: !7, file: !1, line: 1, type: !10)
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!15 = !DILocation(line: 1, column: 18, scope: !7)
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!16 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 1, type: !10)
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!17 = !DILocation(line: 1, column: 11, scope: !7)
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!18 = !DILocalVariable(name: "d", scope: !7, file: !1, line: 2, type: !10)
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!19 = !DILocation(line: 2, column: 7, scope: !7)
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!20 = !DILocalVariable(name: "e", scope: !7, file: !1, line: 3, type: !10)
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!21 = !DILocation(line: 3, column: 7, scope: !7)
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!22 = !DILocation(line: 4, column: 10, scope: !7)
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!23 = !DILocation(line: 4, column: 14, scope: !7)
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!24 = !DILocation(line: 4, column: 12, scope: !7)
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!25 = !DILocation(line: 4, column: 18, scope: !7)
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!26 = !DILocation(line: 4, column: 16, scope: !7)
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!27 = !DILocation(line: 4, column: 22, scope: !7)
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!28 = !DILocation(line: 4, column: 20, scope: !7)
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!29 = !DILocation(line: 4, column: 26, scope: !7)
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!30 = !DILocation(line: 4, column: 24, scope: !7)
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!31 = !DILocation(line: 4, column: 3, scope: !7)
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