6f1f6d184f
This patch updates all debug value uses in `freelyInvertAllUsersOf` by inserting `DW_OP_not` at the front of the DIExpression. Related issue: https://github.com/llvm/llvm-project/issues/71065
61 lines
3.9 KiB
LLVM
61 lines
3.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt -passes=instcombine -S %s -o - | FileCheck %s
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; Make sure that the DIExpression is updated correctly after InstCombinerImpl::freelyInvertAllUsersOf.
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define i32 @test(i32 noundef %x, i32 noundef %y) !dbg !10 {
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; CHECK-LABEL: define i32 @test(
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; CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) !dbg [[DBG10:![0-9]+]] {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[X]], 0
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; CHECK-NEXT: #dbg_value(i1 [[CMP_NOT]], [[META15:![0-9]+]], !DIExpression(DW_OP_not, DW_OP_LLVM_convert, 1, DW_ATE_unsigned, DW_OP_LLVM_convert, 32, DW_ATE_unsigned, DW_OP_stack_value), [[META16:![0-9]+]])
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; CHECK-NEXT: #dbg_value(!DIArgList(i1 false, i1 [[CMP_NOT]]), [[META17:![0-9]+]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_not, DW_OP_or, DW_OP_LLVM_convert, 1, DW_ATE_unsigned, DW_OP_LLVM_convert, 8, DW_ATE_unsigned, DW_OP_stack_value), [[META16]])
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; CHECK-NEXT: [[TMP0:%.*]] = and i32 [[Y]], 1
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; CHECK-NEXT: [[AND:%.*]] = select i1 [[CMP_NOT]], i32 0, i32 [[TMP0]]
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; CHECK-NEXT: ret i32 [[AND]]
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;
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entry:
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%cmp = icmp ne i32 %x, 0
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%conv = zext i1 %cmp to i32
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#dbg_value(i32 %conv, !15, !DIExpression(), !16)
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#dbg_value(!DIArgList(i1 false, i1 %cmp), !17, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_or, DW_OP_LLVM_convert, 1, DW_ATE_unsigned, DW_OP_LLVM_convert, 8, DW_ATE_unsigned, DW_OP_stack_value), !18)
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%and = and i32 %conv, %y
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ret i32 %and
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8}
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!llvm.ident = !{!9}
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!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 21.0.0git", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "test.c", directory: "/", checksumkind: CSK_MD5, checksum: "b2d9ffc7905684d8b7c3b52a3136e57c")
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!2 = !{i32 7, !"Dwarf Version", i32 5}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 1, !"wchar_size", i32 4}
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!5 = !{i32 8, !"PIC Level", i32 2}
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!6 = !{i32 7, !"PIE Level", i32 2}
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!7 = !{i32 7, !"uwtable", i32 2}
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!8 = !{i32 7, !"debug-info-assignment-tracking", i1 true}
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!9 = !{!"clang version 21.0.0git"}
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!10 = distinct !DISubprogram(name: "test", scope: !1, file: !1, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !14)
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!11 = !DISubroutineType(types: !12)
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!12 = !{!13, !13, !13}
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!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!14 = !{!15}
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!15 = !DILocalVariable(name: "z", scope: !10, file: !1, line: 2, type: !13)
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!16 = !DILocation(line: 0, scope: !10)
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!17 = !DILocalVariable(name: "w", scope: !10, file: !1, line: 3, type: !13)
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!18 = !DILocation(line: 0, scope: !10)
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;.
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; CHECK: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C11, file: [[META1:![0-9]+]], producer: "{{.*}}clang version {{.*}}", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
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; CHECK: [[META1]] = !DIFile(filename: "{{.*}}test.c", directory: {{.*}})
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; CHECK: [[DBG10]] = distinct !DISubprogram(name: "test", scope: [[META1]], file: [[META1]], line: 1, type: [[META11:![0-9]+]], scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]], retainedNodes: [[META14:![0-9]+]])
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; CHECK: [[META11]] = !DISubroutineType(types: [[META12:![0-9]+]])
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; CHECK: [[META12]] = !{[[META13:![0-9]+]], [[META13]], [[META13]]}
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; CHECK: [[META13]] = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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; CHECK: [[META14]] = !{[[META15]]}
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; CHECK: [[META15]] = !DILocalVariable(name: "z", scope: [[DBG10]], file: [[META1]], line: 2, type: [[META13]])
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; CHECK: [[META16]] = !DILocation(line: 0, scope: [[DBG10]])
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; CHECK: [[META17]] = !DILocalVariable(name: "w", scope: [[DBG10]], file: [[META1]], line: 3, type: [[META13]])
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;.
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