From ed6d955416f06c6ad00f0ed7b4a1c3cef5a85b17 Mon Sep 17 00:00:00 2001 From: Adrian Prantl Date: Thu, 14 Mar 2013 17:54:13 +0000 Subject: [PATCH] Test that we emit a DW_AT_location for self captured by a block. This is the backend part of a CFE test with the same name. llvm-svn: 177087 --- .../DebugInfo/debug-info-block-captured-self.ll | 105 +++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 llvm/test/DebugInfo/debug-info-block-captured-self.ll diff --git a/llvm/test/DebugInfo/debug-info-block-captured-self.ll b/llvm/test/DebugInfo/debug-info-block-captured-self.ll new file mode 100644 index 0000000..e673a07 --- /dev/null +++ b/llvm/test/DebugInfo/debug-info-block-captured-self.ll @@ -0,0 +1,105 @@ +; RUN: llc -mtriple x86_64-apple-darwin -filetype=obj -o %t.o < %s +; RUN: llvm-dwarfdump %t.o | FileCheck %s +; +; Test that DW_AT_location is generated for a captured "self" inside a +; block. +; +; This test is split into two parts, the frontend part can be found at +; llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m +; +; CHECK: {{.*}}DW_AT_name{{.*}}_block_invoke{{.*}} +; CHECK: DW_TAG_variable +; CHECK: {{.*}}DW_AT_name{{.*}}"self"{{.*}} +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_location +; +; CHECK: {{.*}}DW_AT_name{{.*}}_block_invoke{{.*}} +; CHECK: DW_TAG_variable +; CHECK: {{.*}}DW_AT_name{{.*}}"self"{{.*}} +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_location +; +; Generated (and then reduced) from +; ---------------------------------------------------------------------- +; +; @class T; +; @interface S +; @end +; @interface Mode +; -(int) count; +; @end +; @interface Context +; @end +; @interface ViewController +; @property (nonatomic, readwrite, strong) Context *context; +; @end +; typedef enum { +; Unknown = 0, +; } State; +; @interface Main : ViewController +; { +; T * t1; +; T * t2; +; } +; @property(readwrite, nonatomic) State state; +; @end +; @implementation Main +; - (id) initWithContext:(Context *) context +; { +; t1 = [self.context withBlock:^(id obj){ +; id *mode1; +; t2 = [mode1 withBlock:^(id object){ +; Mode *mode2 = object; +; if ([mode2 count] != 0) { +; self.state = 0; +; } +; }]; +; }]; +; } +; @end +; ---------------------------------------------------------------------- +; ModuleID = 'llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m' +%0 = type opaque +%struct.__block_descriptor = type { i64, i64 } +declare void @llvm.dbg.declare(metadata, metadata) #1 +define internal void @"__24-[Main initWithContext:]_block_invoke"(i8* %.block_descriptor, i8* %obj) #0 { + %block = bitcast i8* %.block_descriptor to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !84 + %block.captured-self = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i32 0, i32 5, !dbg !84 + call void @llvm.dbg.declare(metadata !{<{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block}, metadata !86), !dbg !87 + ret void, !dbg !87 +} + +define internal void @"__24-[Main initWithContext:]_block_invoke_2"(i8* %.block_descriptor, i8* %object) #0 { + %block = bitcast i8* %.block_descriptor to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !103 + %block.captured-self = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i32 0, i32 5, !dbg !103 + call void @llvm.dbg.declare(metadata !{<{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block}, metadata !105), !dbg !106 + ret void, !dbg !106 +} + +!llvm.dbg.cu = !{!0} +!0 = metadata !{i32 786449, i32 0, i32 16, metadata !1, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 2, metadata !2, metadata !4, metadata !23, metadata !15, metadata !""} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m] [DW_LANG_ObjC] +!1 = metadata !{i32 786473, metadata !"llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m", metadata !""} ; [ DW_TAG_file_type ] +!2 = metadata !{metadata !3} +!3 = metadata !{i32 786436, null, metadata !"", metadata !1, i32 20, i64 32, i64 32, i32 0, i32 0, null, metadata !4, i32 0, i32 0} ; [ DW_TAG_enumeration_type ] [line 20, size 32, align 32, offset 0] [from ] +!4 = metadata !{} +!15 = metadata !{i32 0} +!23 = metadata !{metadata !38, metadata !42} +!27 = metadata !{i32 786454, null, metadata !"id", metadata !1, i32 31, i64 0, i64 0, i64 0, i32 0, metadata !28} ; [ DW_TAG_typedef ] [id] [line 31, size 0, align 0, offset 0] [from ] +!28 = metadata !{i32 786447, null, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !29} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from objc_object] +!29 = metadata !{i32 786451, null, metadata !"objc_object", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !30, i32 0, null, null} ; [ DW_TAG_structure_type ] [objc_object] [line 0, size 0, align 0, offset 0] [from ] +!30 = metadata !{metadata !31} +!31 = metadata !{i32 786445, metadata !29, metadata !"isa", metadata !1, i32 0, i64 64, i64 0, i64 0, i32 0, metadata !32} ; [ DW_TAG_member ] [isa] [line 0, size 64, align 0, offset 0] [from ] +!32 = metadata !{i32 786447, null, metadata !"", null, i32 0, i64 64, i64 0, i64 0, i32 0, metadata !33} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from objc_class] +!33 = metadata !{i32 786451, null, metadata !"objc_class", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 4, null, null, i32 0} ; [ DW_TAG_structure_type ] [objc_class] [line 0, size 0, align 0, offset 0] [fwd] [from ] +!34 = metadata !{i32 786451, i32 0, metadata !"Main", metadata !1, i32 23, i64 0, i64 0, i32 0, i32 1092, i32 0, i32 0, i32 16} ; [ DW_TAG_structure_type ] [Main] [line 23, size 0, align 0, offset 0] [artificial] [fwd] [from ] +!38 = metadata !{i32 786478, i32 0, metadata !1, metadata !"__24-[Main initWithContext:]_block_invoke", metadata !"__24-[Main initWithContext:]_block_invoke", metadata !"", metadata !1, i32 33, metadata !39, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i8*, i8*)* @"__24-[Main initWithContext:]_block_invoke", null, null, metadata !15, i32 33} ; [ DW_TAG_subprogram ] [line 33] [local] [def] [__24-[Main initWithContext:]_block_invoke] +!39 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !40, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] +!40 = metadata !{null, metadata !41, metadata !27} +!41 = metadata !{i32 786447, null, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, null} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ] +!42 = metadata !{i32 786478, i32 0, metadata !1, metadata !"__24-[Main initWithContext:]_block_invoke_2", metadata !"__24-[Main initWithContext:]_block_invoke_2", metadata !"", metadata !1, i32 35, metadata !39, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i8*, i8*)* @"__24-[Main initWithContext:]_block_invoke_2", null, null, metadata !15, i32 35} ; [ DW_TAG_subprogram ] [line 35] [local] [def] [__24-[Main initWithContext:]_block_invoke_2] +!84 = metadata !{i32 33, i32 0, metadata !38, null} +!86 = metadata !{i32 786688, metadata !38, metadata !"self", metadata !1, i32 41, metadata !34, i32 0, i32 0, i64 1, i64 32} ; [ DW_TAG_auto_variable ] [self] [line 41] +!87 = metadata !{i32 41, i32 0, metadata !38, null} +!103 = metadata !{i32 35, i32 0, metadata !42, null} +!105 = metadata !{i32 786688, metadata !42, metadata !"self", metadata !1, i32 40, metadata !34, i32 0, i32 0, i64 1, i64 32} ; [ DW_TAG_auto_variable ] [self] [line 40] +!106 = metadata !{i32 40, i32 0, metadata !42, null} -- 2.7.4