79 lines
3.3 KiB
LLVM
79 lines
3.3 KiB
LLVM
|
; RUN: llc -enable-machine-outliner -mtriple=x86_64-apple-darwin < %s | FileCheck %s
|
||
|
|
|
||
|
|
@x = global i32 0, align 4, !dbg !0
|
||
|
|
|
||
|
|
define i32 @main() #0 !dbg !11 {
|
||
|
|
; CHECK-LABEL: _main:
|
||
|
|
%1 = alloca i32, align 4
|
||
|
|
%2 = alloca i32, align 4
|
||
|
|
%3 = alloca i32, align 4
|
||
|
|
%4 = alloca i32, align 4
|
||
|
|
%5 = alloca i32, align 4
|
||
|
|
; There is a debug value in the middle of this section, make sure debug values are ignored.
|
||
|
|
; CHECK: callq
|
||
|
|
; CHECK-SAME: OUTLINED_FUNCTION_0
|
||
|
|
store i32 1, i32* %2, align 4
|
||
|
|
store i32 2, i32* %3, align 4
|
||
|
|
store i32 3, i32* %4, align 4
|
||
|
|
call void @llvm.dbg.value(metadata i32 10, i64 0, metadata !15, metadata !16), !dbg !17
|
||
|
|
store i32 4, i32* %5, align 4
|
||
|
|
store i32 0, i32* @x, align 4, !dbg !24
|
||
|
|
call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
|
||
|
|
; This is the same sequence of instructions without a debug value. It should be outlined
|
||
|
|
; in the same way.
|
||
|
|
; CHECK: callq
|
||
|
|
; CHECK-SAME: OUTLINED_FUNCTION_0
|
||
|
|
store i32 1, i32* %2, align 4
|
||
|
|
store i32 2, i32* %3, align 4
|
||
|
|
store i32 3, i32* %4, align 4
|
||
|
|
store i32 4, i32* %5, align 4
|
||
|
|
store i32 1, i32* @x, align 4, !dbg !14
|
||
|
|
ret i32 0, !dbg !25
|
||
|
|
}
|
||
|
|
|
||
|
|
; CHECK: OUTLINED_FUNCTION_0:
|
||
|
|
; CHECK-NOT: .loc {{[0-9]+}} {{[0-9]+}} {{[0-9]+}} {{^(is_stmt)}}
|
||
|
|
; CHECK-NOT: ##DEBUG_VALUE: main:{{[a-z]}} <- {{[0-9]+}}
|
||
|
|
; CHECK: movl $1, -{{[0-9]+}}(%rbp)
|
||
|
|
; CHECK-NEXT: movl $2, -{{[0-9]+}}(%rbp)
|
||
|
|
; CHECK-NEXT: movl $3, -{{[0-9]+}}(%rbp)
|
||
|
|
; CHECK-NEXT: movl $4, -{{[0-9]+}}(%rbp)
|
||
|
|
; CHECK-NEXT: retq
|
||
|
|
|
||
|
|
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
|
||
|
|
|
||
|
|
declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
|
||
|
|
|
||
|
|
attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
|
||
|
|
|
||
|
|
!llvm.dbg.cu = !{!2}
|
||
|
|
!llvm.module.flags = !{!7, !8, !9}
|
||
|
|
!llvm.ident = !{!10}
|
||
|
|
|
||
|
|
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
|
||
|
|
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true)
|
||
|
|
!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 5.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
|
||
|
|
!3 = !DIFile(filename: "debug-test.c", directory: "dir")
|
||
|
|
!4 = !{}
|
||
|
|
!5 = !{!0}
|
||
|
|
!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
|
||
|
|
!7 = !{i32 2, !"Dwarf Version", i32 4}
|
||
|
|
!8 = !{i32 2, !"Debug Info Version", i32 3}
|
||
|
|
!9 = !{i32 1, !"PIC Level", i32 2}
|
||
|
|
!10 = !{!"clang version 5.0.0"}
|
||
|
|
!11 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 4, type: !12, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4)
|
||
|
|
!12 = !DISubroutineType(types: !13)
|
||
|
|
!13 = !{!6}
|
||
|
|
!14 = !DILocation(line: 7, column: 4, scope: !11)
|
||
|
|
!15 = !DILocalVariable(name: "a", scope: !11, file: !3, line: 5, type: !6)
|
||
|
|
!16 = !DIExpression()
|
||
|
|
!17 = !DILocation(line: 5, column: 6, scope: !11)
|
||
|
|
!18 = !DILocalVariable(name: "b", scope: !11, file: !3, line: 5, type: !6)
|
||
|
|
!19 = !DILocation(line: 5, column: 9, scope: !11)
|
||
|
|
!20 = !DILocalVariable(name: "c", scope: !11, file: !3, line: 5, type: !6)
|
||
|
|
!21 = !DILocation(line: 5, column: 12, scope: !11)
|
||
|
|
!22 = !DILocalVariable(name: "d", scope: !11, file: !3, line: 5, type: !6)
|
||
|
|
!23 = !DILocation(line: 5, column: 15, scope: !11)
|
||
|
|
!24 = !DILocation(line: 14, column: 4, scope: !11)
|
||
|
|
!25 = !DILocation(line: 21, column: 2, scope: !11)
|