test/DebugInfo/debug-info-block-captured-self.ll - platform/external/llvm - Git at Google

 ; 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}
	; 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}