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TheRock/compiler/spirv-llvm-translator/test/DebugInfo/X86/dbg-value-range.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

75 lines
3.4 KiB
LLVM

; RUN: llvm-as < %s -o %t.bc
; RUN: llvm-spirv %t.bc -o %t.spv
; RUN: llvm-spirv -r %t.spv -o - | llvm-dis -o %t.ll
; RUN: llc -mtriple=x86_64-apple-darwin10 < %t.ll | FileCheck %s
; RUN: llvm-spirv %t.bc -o %t.spv --spirv-debug-info-version=nonsemantic-shader-100
; RUN: llvm-spirv -r %t.spv -o - | llvm-dis -o %t.ll
; RUN: llc -mtriple=x86_64-apple-darwin10 < %t.ll | FileCheck %s
; RUN: llvm-spirv %t.bc -o %t.spv --spirv-debug-info-version=nonsemantic-shader-200
; RUN: llvm-spirv -r %t.spv -o - | llvm-dis -o %t.ll
; RUN: llc -mtriple=x86_64-apple-darwin10 < %t.ll | FileCheck %s
target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-n8:16:32:64"
target triple = "spir64-unknown-unknown"
%struct.a = type { i32 }
define i32 @bar(ptr captures(none) %b) nounwind ssp !dbg !0 {
entry:
tail call void @llvm.dbg.value(metadata ptr %b, metadata !6, metadata !DIExpression()), !dbg !13
%tmp2 = load i32, ptr %b, align 4, !dbg !14
tail call void @llvm.dbg.value(metadata i32 %tmp2, metadata !11, metadata !DIExpression()), !dbg !14
%call = tail call i32 (i32) @foo(i32 %tmp2) nounwind , !dbg !18
%add = add nsw i32 %tmp2, 1, !dbg !19
ret i32 %add, !dbg !19
}
declare i32 @foo(i32)
declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!24}
!0 = distinct !DISubprogram(name: "bar", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, file: !22, scope: !1, type: !3, retainedNodes: !21)
!1 = !DIFile(filename: "bar.c", directory: "/private/tmp")
!2 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 2.9 (trunk 122997)", isOptimized: true, emissionKind: FullDebug, file: !22, enums: !23, retainedTypes: !23, imports: null)
!3 = !DISubroutineType(types: !4)
!4 = !{!5}
!5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!6 = !DILocalVariable(name: "b", line: 5, arg: 1, scope: !0, file: !1, type: !7)
!7 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, scope: !2, baseType: !8)
!8 = !DICompositeType(tag: DW_TAG_structure_type, name: "a", line: 1, size: 32, align: 32, file: !22, scope: !2, elements: !9)
!9 = !{!10}
!10 = !DIDerivedType(tag: DW_TAG_member, name: "c", line: 2, size: 32, align: 32, file: !22, scope: !1, baseType: !5)
!11 = !DILocalVariable(name: "x", line: 6, scope: !12, file: !1, type: !5)
!12 = distinct !DILexicalBlock(line: 5, column: 22, file: !22, scope: !0)
!13 = !DILocation(line: 5, column: 19, scope: !0)
!14 = !DILocation(line: 6, column: 14, scope: !12)
!18 = !DILocation(line: 7, column: 2, scope: !12)
!19 = !DILocation(line: 8, column: 2, scope: !12)
!21 = !{!6, !11}
!22 = !DIFile(filename: "bar.c", directory: "/private/tmp")
!23 = !{}
; Check that variable bar:b value range is appropriately truncated in debug info.
; The variable is in %rdi which is clobbered by 'movl %ebx, %edi'
; Here Ltmp7 is the end of the location range.
;CHECK: .loc 1 7 2
;CHECK: movl
;CHECK-NEXT: [[CLOBBER:Ltmp[0-9]*]]
;CHECK:Ldebug_loc0:
;CHECK-NEXT: Lset{{.*}} =
;CHECK-NEXT: .quad
;CHECK-NEXT: [[CLOBBER_OFF:Lset.*]] = [[CLOBBER]]-{{.*}}
;CHECK-NEXT: .quad [[CLOBBER_OFF]]
;CHECK-NEXT: .short 1 ## Loc expr size
;CHECK-NEXT: .byte 85 ## DW_OP_reg
;CHECK: .quad 0
;CHECK-NEXT: .quad 0
!24 = !{i32 1, !"Debug Info Version", i32 3}