257 lines
13 KiB
LLVM
257 lines
13 KiB
LLVM
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; RUN: llc -frame-pointer=all -O0 -fast-isel -filetype=obj < %s | llvm-dwarfdump -v - | FileCheck %s
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; Test that a variable with multiple entries in the MMI table makes it into the
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; debug info.
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;
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; CHECK: DW_TAG_inlined_subroutine
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; CHECK: "_Z3f111A"
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; CHECK: DW_TAG_formal_parameter
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; CHECK: DW_AT_location [DW_FORM_block1] (DW_OP_piece 0x1, DW_OP_fbreg -47, DW_OP_piece 0xf, DW_OP_piece 0x1, DW_OP_breg31 WSP+42, DW_OP_piece 0x7)
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; CHECK: DW_AT_abstract_origin {{.*}} "p1"
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;
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; long a;
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; struct A {
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; bool x4;
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; void *x5;
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; bool x6;
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; };
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; int *b;
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; struct B {
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; B(long);
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; ~B();
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; };
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; void f9(A);
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; void f13(A p1) {
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; b = (int *)__builtin_operator_new(a);
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; f9(p1);
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; }
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; void f11(A p1) { f13(p1); }
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; void f16() {
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; A c;
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; B d(a);
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; c.x6 = c.x4 = true;
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; f11(c);
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; }
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; ModuleID = 'test.cpp'
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source_filename = "test/DebugInfo/AArch64/frameindices.ll"
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target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-apple-ios"
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%struct.A = type { i8, i8*, i8 }
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%struct.B = type { i8 }
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@a = global i64 0, align 8, !dbg !0
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@b = global i32* null, align 8, !dbg !4
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define void @_Z3f131A(%struct.A* nocapture readonly %p1) !dbg !32 {
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entry:
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%agg.tmp = alloca %struct.A, align 8
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tail call void @llvm.dbg.declare(metadata %struct.A* %p1, metadata !36, metadata !37), !dbg !38
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%0 = load i64, i64* @a, align 8, !dbg !39, !tbaa !40
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%call = tail call noalias i8* @_Znwm(i64 %0) #4, !dbg !44
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store i8* %call, i8** bitcast (i32** @b to i8**), align 8, !dbg !45, !tbaa !46
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%1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp, i64 0, i32 0, !dbg !48
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%2 = getelementptr inbounds %struct.A, %struct.A* %p1, i64 0, i32 0, !dbg !48
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %1, i8* align 8 %2, i64 24, i1 false), !dbg !48, !tbaa.struct !49
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call void @_Z2f91A(%struct.A* %agg.tmp), !dbg !52
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ret void, !dbg !53
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #0
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; Function Attrs: nobuiltin
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declare noalias i8* @_Znwm(i64) #1
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declare void @_Z2f91A(%struct.A*)
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #2
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define void @_Z3f111A(%struct.A* nocapture readonly %p1) !dbg !54 {
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entry:
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%agg.tmp.i = alloca %struct.A, align 8
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tail call void @llvm.dbg.declare(metadata %struct.A* %p1, metadata !56, metadata !37), !dbg !57
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%0 = getelementptr inbounds %struct.A, %struct.A* %p1, i64 0, i32 0, !dbg !58
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%1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i, i64 0, i32 0, !dbg !59
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call void @llvm.lifetime.start(i64 24, i8* %1), !dbg !59
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%2 = load i64, i64* @a, align 8, !dbg !61, !tbaa !40
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%call.i = tail call noalias i8* @_Znwm(i64 %2) #4, !dbg !62
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store i8* %call.i, i8** bitcast (i32** @b to i8**), align 8, !dbg !63, !tbaa !46
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %1, i8* align 8 %0, i64 24, i1 false), !dbg !64
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call void @_Z2f91A(%struct.A* %agg.tmp.i), !dbg !65
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call void @llvm.lifetime.end(i64 24, i8* %1), !dbg !66
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ret void, !dbg !67
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}
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define void @_Z3f16v() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !68 {
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entry:
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%agg.tmp.i.i = alloca %struct.A, align 8
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%d = alloca %struct.B, align 1
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%agg.tmp.sroa.2 = alloca [15 x i8], align 1
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%agg.tmp.sroa.4 = alloca [7 x i8], align 1
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tail call void @llvm.dbg.declare(metadata [15 x i8]* %agg.tmp.sroa.2, metadata !56, metadata !74), !dbg !75
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tail call void @llvm.dbg.declare(metadata [7 x i8]* %agg.tmp.sroa.4, metadata !56, metadata !77), !dbg !75
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tail call void @llvm.dbg.declare(metadata %struct.A* undef, metadata !72, metadata !37), !dbg !78
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%0 = load i64, i64* @a, align 8, !dbg !79, !tbaa !40
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tail call void @llvm.dbg.value(metadata %struct.B* %d, metadata !73, metadata !37), !dbg !80
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%call = call %struct.B* @_ZN1BC1El(%struct.B* %d, i64 %0), !dbg !80
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call void @llvm.dbg.value(metadata i8 1, metadata !72, metadata !81), !dbg !78
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call void @llvm.dbg.value(metadata i8 1, metadata !72, metadata !82), !dbg !78
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call void @llvm.dbg.value(metadata i8 1, metadata !56, metadata !81), !dbg !75
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call void @llvm.dbg.value(metadata i8 1, metadata !56, metadata !82), !dbg !75
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call void @llvm.dbg.declare(metadata %struct.A* undef, metadata !56, metadata !37), !dbg !75
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%1 = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i.i, i64 0, i32 0, !dbg !83
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call void @llvm.lifetime.start(i64 24, i8* %1), !dbg !83
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%2 = load i64, i64* @a, align 8, !dbg !85, !tbaa !40
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%call.i.i5 = invoke noalias i8* @_Znwm(i64 %2) #4
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to label %call.i.i.noexc unwind label %lpad, !dbg !86
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call.i.i.noexc: ; preds = %entry
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%agg.tmp.sroa.4.17..sroa_idx = getelementptr inbounds [7 x i8], [7 x i8]* %agg.tmp.sroa.4, i64 0, i64 0, !dbg !87
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%agg.tmp.sroa.2.1..sroa_idx = getelementptr inbounds [15 x i8], [15 x i8]* %agg.tmp.sroa.2, i64 0, i64 0, !dbg !87
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store i8* %call.i.i5, i8** bitcast (i32** @b to i8**), align 8, !dbg !88, !tbaa !46
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store i8 1, i8* %1, align 8, !dbg !89
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%agg.tmp.sroa.2.0..sroa_raw_idx = getelementptr inbounds i8, i8* %1, i64 1, !dbg !89
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* %agg.tmp.sroa.2.0..sroa_raw_idx, i8* %agg.tmp.sroa.2.1..sroa_idx, i64 15, i1 false), !dbg !89
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%agg.tmp.sroa.3.0..sroa_idx = getelementptr inbounds %struct.A, %struct.A* %agg.tmp.i.i, i64 0, i32 2, !dbg !89
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store i8 1, i8* %agg.tmp.sroa.3.0..sroa_idx, align 8, !dbg !89
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%agg.tmp.sroa.4.0..sroa_raw_idx = getelementptr inbounds i8, i8* %1, i64 17, !dbg !89
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* %agg.tmp.sroa.4.0..sroa_raw_idx, i8* %agg.tmp.sroa.4.17..sroa_idx, i64 7, i1 false), !dbg !89
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invoke void @_Z2f91A(%struct.A* %agg.tmp.i.i)
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to label %invoke.cont unwind label %lpad, !dbg !90
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invoke.cont: ; preds = %call.i.i.noexc
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call void @llvm.lifetime.end(i64 24, i8* %1), !dbg !91
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call void @llvm.dbg.value(metadata %struct.B* %d, metadata !73, metadata !37), !dbg !80
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%call1 = call %struct.B* @_ZN1BD1Ev(%struct.B* %d) #3, !dbg !92
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ret void, !dbg !92
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lpad: ; preds = %call.i.i.noexc, %entry
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%3 = landingpad { i8*, i32 }
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cleanup, !dbg !92
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call void @llvm.dbg.value(metadata %struct.B* %d, metadata !73, metadata !37), !dbg !80
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%call2 = call %struct.B* @_ZN1BD1Ev(%struct.B* %d) #3, !dbg !92
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resume { i8*, i32 } %3, !dbg !92
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}
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declare %struct.B* @_ZN1BC1El(%struct.B*, i64)
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declare i32 @__gxx_personality_v0(...)
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; Function Attrs: nounwind
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declare %struct.B* @_ZN1BD1Ev(%struct.B*) #3
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) #0
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.start(i64, i8* nocapture) #2
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.end(i64, i8* nocapture) #2
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attributes #0 = { nounwind readnone }
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attributes #1 = { nobuiltin }
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attributes #2 = { argmemonly nounwind }
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attributes #3 = { nounwind }
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attributes #4 = { builtin }
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!llvm.dbg.cu = !{!8}
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!llvm.module.flags = !{!29, !30}
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!llvm.ident = !{!31}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
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!2 = !DIFile(filename: "test.cpp", directory: "")
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!3 = !DIBasicType(name: "long int", size: 64, align: 64, encoding: DW_ATE_signed)
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!4 = !DIGlobalVariableExpression(var: !5, expr: !DIExpression())
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!5 = !DIGlobalVariable(name: "b", scope: null, file: !2, line: 7, type: !6, isLocal: false, isDefinition: true)
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!6 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64, align: 64)
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!8 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !9, producer: "clang version 3.7.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !10, retainedTypes: !11, globals: !28, imports: !10)
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!9 = !DIFile(filename: "<stdin>", directory: "")
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!10 = !{}
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!11 = !{!12, !6, !19}
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!12 = !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !2, line: 2, size: 192, align: 64, elements: !13, identifier: "_ZTS1A")
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!13 = !{!14, !16, !18}
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!14 = !DIDerivedType(tag: DW_TAG_member, name: "x4", scope: !12, file: !2, line: 3, baseType: !15, size: 8, align: 8)
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!15 = !DIBasicType(name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)
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!16 = !DIDerivedType(tag: DW_TAG_member, name: "x5", scope: !12, file: !2, line: 4, baseType: !17, size: 64, align: 64, offset: 64)
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!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64, align: 64)
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!18 = !DIDerivedType(tag: DW_TAG_member, name: "x6", scope: !12, file: !2, line: 5, baseType: !15, size: 8, align: 8, offset: 128)
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!19 = !DICompositeType(tag: DW_TAG_structure_type, name: "B", file: !2, line: 8, size: 8, align: 8, elements: !20, identifier: "_ZTS1B")
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!20 = !{!21, !25}
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!21 = !DISubprogram(name: "B", scope: !19, file: !2, line: 9, type: !22, isLocal: false, isDefinition: false, scopeLine: 9, flags: DIFlagPrototyped, isOptimized: true)
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!22 = !DISubroutineType(types: !23)
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!23 = !{null, !24, !3}
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!24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !19, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
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!25 = !DISubprogram(name: "~B", scope: !19, file: !2, line: 10, type: !26, isLocal: false, isDefinition: false, scopeLine: 10, flags: DIFlagPrototyped, isOptimized: true)
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!26 = !DISubroutineType(types: !27)
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!27 = !{null, !24}
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!28 = !{!0, !4}
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!29 = !{i32 2, !"Dwarf Version", i32 2}
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!30 = !{i32 2, !"Debug Info Version", i32 3}
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!31 = !{!"clang version 3.7.0 "}
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!32 = distinct !DISubprogram(name: "f13", linkageName: "_Z3f131A", scope: !2, file: !2, line: 13, type: !33, isLocal: false, isDefinition: true, scopeLine: 13, flags: DIFlagPrototyped, isOptimized: true, unit: !8, retainedNodes: !35)
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!33 = !DISubroutineType(types: !34)
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!34 = !{null, !12}
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!35 = !{!36}
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!36 = !DILocalVariable(name: "p1", arg: 1, scope: !32, file: !2, line: 13, type: !12)
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!37 = !DIExpression(DW_OP_deref)
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!38 = !DILocation(line: 13, column: 12, scope: !32)
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!39 = !DILocation(line: 14, column: 37, scope: !32)
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!40 = !{!41, !41, i64 0}
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!41 = !{!"long", !42, i64 0}
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!42 = !{!"omnipotent char", !43, i64 0}
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!43 = !{!"Simple C/C++ TBAA"}
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!44 = !DILocation(line: 14, column: 14, scope: !32)
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!45 = !DILocation(line: 14, column: 5, scope: !32)
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!46 = !{!47, !47, i64 0}
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!47 = !{!"any pointer", !42, i64 0}
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!48 = !DILocation(line: 15, column: 6, scope: !32)
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!49 = !{i64 0, i64 1, !50, i64 8, i64 8, !46, i64 16, i64 1, !50}
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!50 = !{!51, !51, i64 0}
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!51 = !{!"bool", !42, i64 0}
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!52 = !DILocation(line: 15, column: 3, scope: !32)
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!53 = !DILocation(line: 16, column: 1, scope: !32)
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!54 = distinct !DISubprogram(name: "f11", linkageName: "_Z3f111A", scope: !2, file: !2, line: 17, type: !33, isLocal: false, isDefinition: true, scopeLine: 17, flags: DIFlagPrototyped, isOptimized: true, unit: !8, retainedNodes: !55)
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!55 = !{!56}
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!56 = !DILocalVariable(name: "p1", arg: 1, scope: !54, file: !2, line: 17, type: !12)
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!57 = !DILocation(line: 17, column: 12, scope: !54)
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!58 = !DILocation(line: 17, column: 22, scope: !54)
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!59 = !DILocation(line: 13, column: 12, scope: !32, inlinedAt: !60)
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!60 = distinct !DILocation(line: 17, column: 18, scope: !54)
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!61 = !DILocation(line: 14, column: 37, scope: !32, inlinedAt: !60)
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!62 = !DILocation(line: 14, column: 14, scope: !32, inlinedAt: !60)
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!63 = !DILocation(line: 14, column: 5, scope: !32, inlinedAt: !60)
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!64 = !DILocation(line: 15, column: 6, scope: !32, inlinedAt: !60)
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!65 = !DILocation(line: 15, column: 3, scope: !32, inlinedAt: !60)
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!66 = !DILocation(line: 16, column: 1, scope: !32, inlinedAt: !60)
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!67 = !DILocation(line: 17, column: 27, scope: !54)
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!68 = distinct !DISubprogram(name: "f16", linkageName: "_Z3f16v", scope: !2, file: !2, line: 18, type: !69, isLocal: false, isDefinition: true, scopeLine: 18, flags: DIFlagPrototyped, isOptimized: true, unit: !8, retainedNodes: !71)
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!69 = !DISubroutineType(types: !70)
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!70 = !{null}
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!71 = !{!72, !73}
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!72 = !DILocalVariable(name: "c", scope: !68, file: !2, line: 19, type: !12)
|
||
|
|
!73 = !DILocalVariable(name: "d", scope: !68, file: !2, line: 20, type: !19)
|
||
|
|
!74 = !DIExpression(DW_OP_LLVM_fragment, 8, 120)
|
||
|
|
!75 = !DILocation(line: 17, column: 12, scope: !54, inlinedAt: !76)
|
||
|
|
!76 = distinct !DILocation(line: 22, column: 3, scope: !68)
|
||
|
|
!77 = !DIExpression(DW_OP_LLVM_fragment, 136, 56)
|
||
|
|
!78 = !DILocation(line: 19, column: 5, scope: !68)
|
||
|
|
!79 = !DILocation(line: 20, column: 7, scope: !68)
|
||
|
|
!80 = !DILocation(line: 20, column: 5, scope: !68)
|
||
|
|
!81 = !DIExpression(DW_OP_LLVM_fragment, 0, 8)
|
||
|
|
!82 = !DIExpression(DW_OP_LLVM_fragment, 128, 8)
|
||
|
|
!83 = !DILocation(line: 13, column: 12, scope: !32, inlinedAt: !84)
|
||
|
|
!84 = distinct !DILocation(line: 17, column: 18, scope: !54, inlinedAt: !76)
|
||
|
|
!85 = !DILocation(line: 14, column: 37, scope: !32, inlinedAt: !84)
|
||
|
|
!86 = !DILocation(line: 14, column: 14, scope: !32, inlinedAt: !84)
|
||
|
|
!87 = !DILocation(line: 22, column: 7, scope: !68)
|
||
|
|
!88 = !DILocation(line: 14, column: 5, scope: !32, inlinedAt: !84)
|
||
|
|
!89 = !DILocation(line: 15, column: 6, scope: !32, inlinedAt: !84)
|
||
|
|
!90 = !DILocation(line: 15, column: 3, scope: !32, inlinedAt: !84)
|
||
|
|
!91 = !DILocation(line: 16, column: 1, scope: !32, inlinedAt: !84)
|
||
|
|
!92 = !DILocation(line: 23, column: 1, scope: !68)
|
||
|
|
|