1 ; RUN: llc -mcpu=core2 -mtriple=i686-pc-win32 -O0 < %s | FileCheck --check-prefix=X86 %s 2 ; RUN: llc -mcpu=core2 -mtriple=i686-pc-win32 -o - -O0 < %s | llvm-mc -triple=i686-pc-win32 -filetype=obj | llvm-readobj -s -sr -codeview | FileCheck --check-prefix=OBJ32 %s 3 ; RUN: llc -mcpu=core2 -mtriple=x86_64-pc-win32 -O0 < %s | FileCheck --check-prefix=X64 %s 4 ; RUN: llc -mcpu=core2 -mtriple=x86_64-pc-win32 -o - -O0 < %s | llvm-mc -triple=x86_64-pc-win32 -filetype=obj | llvm-readobj -s -sr -codeview | FileCheck --check-prefix=OBJ64 %s 5 6 ; This LL file was generated by running clang on the following code: 7 ; D:\asm.c: 8 ; 1 void g(void); 9 ; 2 10 ; 3 void f(void) { 11 ; 4 __asm align 4; 12 ; 5 g(); 13 ; 6 } 14 15 ; X86-LABEL: _f: 16 ; X86: .cv_file 1 "D:\\asm.c" 17 ; X86: .cv_loc 0 1 4 0 is_stmt 0 18 ; X86: .cv_loc 0 1 5 0 19 ; X86: calll _g 20 ; X86: .cv_loc 0 1 6 0 21 ; X86: ret 22 ; X86: [[END_OF_F:.?Lfunc_end.*]]: 23 ; 24 ; X86-LABEL: .section .debug$S,"dr" 25 ; X86-NEXT: .p2align 2 26 ; X86-NEXT: .long 4 27 ; Symbol subsection 28 ; X86-NEXT: .long 241 29 ; X86-NEXT: .long [[F1_END:.*]]-[[F1_START:.*]] # 30 ; X86-NEXT: [[F1_START]]: 31 ; X86-NEXT: .short [[PROC_SEGMENT_END:.*]]-[[PROC_SEGMENT_START:.*]] # 32 ; X86-NEXT: [[PROC_SEGMENT_START]]: 33 ; X86-NEXT: .short 4423 34 ; X86-NEXT: .long 0 35 ; X86-NEXT: .long 0 36 ; X86-NEXT: .long 0 37 ; X86-NEXT: .long [[END_OF_F]]-_f 38 ; X86-NEXT: .long 0 39 ; X86-NEXT: .long 0 40 ; X86-NEXT: .long 4098 41 ; X86-NEXT: .secrel32 _f 42 ; X86-NEXT: .secidx _f 43 ; X86-NEXT: .byte 0 44 ; X86-NEXT: .asciz "f" 45 ; X86-NEXT: [[PROC_SEGMENT_END]]: 46 ; X86-NEXT: .short 2 47 ; X86-NEXT: .short 4431 48 ; X86-NEXT: [[F1_END]]: 49 ; X86-NEXT: .p2align 2 50 ; Line table 51 ; X86-NEXT: .cv_linetable 0, _f, [[END_OF_F]] 52 ; File index to string table offset subsection 53 ; X86-NEXT: .cv_filechecksums 54 ; String table 55 ; X86-NEXT: .cv_stringtable 56 57 ; OBJ32: Section { 58 ; OBJ32: Name: .debug$S (2E 64 65 62 75 67 24 53) 59 ; OBJ32: Characteristics [ (0x42300040) 60 ; OBJ32: ] 61 ; OBJ32: Relocations [ 62 ; OBJ32-NEXT: 0x2C IMAGE_REL_I386_SECREL _f 63 ; OBJ32-NEXT: 0x30 IMAGE_REL_I386_SECTION _f 64 ; OBJ32-NEXT: 0x44 IMAGE_REL_I386_SECREL _f 65 ; OBJ32-NEXT: 0x48 IMAGE_REL_I386_SECTION _f 66 ; OBJ32-NEXT: ] 67 ; OBJ32: CodeViewDebugInfo [ 68 ; OBJ32: Subsection [ 69 ; OBJ32-NEXT: SubSectionType: Symbols (0xF1) 70 ; OBJ32-NOT: ] 71 ; OBJ32: ProcStart { 72 ; OBJ32: CodeSize: 0x6 73 ; OBJ32: DisplayName: f 74 ; OBJ32: LinkageName: _f 75 ; OBJ32: } 76 ; OBJ32: ProcEnd { 77 ; OBJ32: } 78 ; OBJ32-NEXT: ] 79 ; OBJ32: FunctionLineTable [ 80 ; OBJ32-NEXT: Name: _f 81 ; OBJ32-NEXT: Flags: 0x0 82 ; OBJ32-NEXT: CodeSize: 0x6 83 ; OBJ32-NEXT: FilenameSegment [ 84 ; OBJ32-NEXT: Filename: D:\asm.c 85 ; FIXME: An empty __asm stmt creates an extra entry. 86 ; We seem to know that these offsets are the same statically during the 87 ; execution of endModule(). See PR18679 for the details. 88 ; OBJ32-NEXT: +0x0 [ 89 ; OBJ32-NEXT: LineNumberStart: 4 90 ; OBJ32-NEXT: LineNumberEndDelta: 0 91 ; OBJ32-NEXT: IsStatement: No 92 ; OBJ32-NEXT: ] 93 ; OBJ32-NEXT: +0x0 [ 94 ; OBJ32-NEXT: LineNumberStart: 5 95 ; OBJ32-NEXT: LineNumberEndDelta: 0 96 ; OBJ32-NEXT: IsStatement: No 97 ; OBJ32-NEXT: ] 98 ; OBJ32-NEXT: +0x5 [ 99 ; OBJ32-NEXT: LineNumberStart: 6 100 ; OBJ32-NEXT: LineNumberEndDelta: 0 101 ; OBJ32-NEXT: IsStatement: No 102 ; OBJ32-NEXT: ] 103 ; OBJ32-NEXT: ] 104 105 ; X64-LABEL: f: 106 ; X64: .cv_file 1 "D:\\asm.c" 107 ; X64: .cv_loc 0 1 3 0 is_stmt 0 108 ; X64: subq $40, %rsp 109 ; X64: .cv_loc 0 1 4 0 110 ; X64: .cv_loc 0 1 5 0 111 ; X64: callq g 112 ; X64: .cv_loc 0 1 6 0 113 ; X64: addq $40, %rsp 114 ; X64-NEXT: ret 115 ; X64: [[END_OF_F:.?Lfunc_end.*]]: 116 ; 117 ; X64-LABEL: .section .debug$S,"dr" 118 ; X64-NEXT: .p2align 2 119 ; X64-NEXT: .long 4 120 ; Symbol subsection 121 ; X64-NEXT: .long 241 122 ; X64-NEXT: .long [[F1_END:.*]]-[[F1_START:.*]] # 123 ; X64-NEXT: [[F1_START]]: 124 ; X64-NEXT: .short [[PROC_SEGMENT_END:.*]]-[[PROC_SEGMENT_START:.*]] # 125 ; X64-NEXT: [[PROC_SEGMENT_START]]: 126 ; X64-NEXT: .short 4423 127 ; X64-NEXT: .long 0 128 ; X64-NEXT: .long 0 129 ; X64-NEXT: .long 0 130 ; X64-NEXT: .long [[END_OF_F]]-f 131 ; X64-NEXT: .long 0 132 ; X64-NEXT: .long 0 133 ; X64-NEXT: .long 4098 134 ; X64-NEXT: .secrel32 f 135 ; X64-NEXT: .secidx f 136 ; X64-NEXT: .byte 0 137 ; X64-NEXT: .asciz "f" 138 ; X64-NEXT: [[PROC_SEGMENT_END]]: 139 ; X64-NEXT: .short 2 140 ; X64-NEXT: .short 4431 141 ; X64-NEXT: [[F1_END]]: 142 ; X64-NEXT: .p2align 2 143 ; Line table 144 ; X64-NEXT: .cv_linetable 0, f, [[END_OF_F]] 145 ; File index to string table offset subsection 146 ; X64-NEXT: .cv_filechecksums 147 ; String table 148 ; X64-NEXT: .cv_stringtable 149 150 ; OBJ64: Section { 151 ; OBJ64: Name: .debug$S (2E 64 65 62 75 67 24 53) 152 ; OBJ64: Characteristics [ (0x42300040) 153 ; OBJ64: ] 154 ; OBJ64: Relocations [ 155 ; OBJ64-NEXT: 0x2C IMAGE_REL_AMD64_SECREL f 156 ; OBJ64-NEXT: 0x30 IMAGE_REL_AMD64_SECTION f 157 ; OBJ64-NEXT: 0x44 IMAGE_REL_AMD64_SECREL f 158 ; OBJ64-NEXT: 0x48 IMAGE_REL_AMD64_SECTION f 159 ; OBJ64-NEXT: ] 160 ; OBJ64: Subsection [ 161 ; OBJ64-NEXT: SubSectionType: Symbols (0xF1) 162 ; OBJ64-NOT: ] 163 ; OBJ64: ProcStart { 164 ; OBJ64: CodeSize: 0xE 165 ; OBJ64: DisplayName: f 166 ; OBJ64: LinkageName: f 167 ; OBJ64: } 168 ; OBJ64-NEXT: ProcEnd { 169 ; OBJ64-NEXT: } 170 ; OBJ64-NEXT: ] 171 ; OBJ64: FunctionLineTable [ 172 ; OBJ64-NEXT: Name: f 173 ; OBJ64-NEXT: Flags: 0x0 174 ; OBJ64-NEXT: CodeSize: 0xE 175 ; OBJ64-NEXT: FilenameSegment [ 176 ; OBJ64-NEXT: Filename: D:\asm.c 177 ; FIXME: An empty __asm stmt creates an extra entry. 178 ; See PR18679 for the details. 179 ; OBJ64-NEXT: +0x0 [ 180 ; OBJ64-NEXT: LineNumberStart: 3 181 ; OBJ64-NEXT: LineNumberEndDelta: 0 182 ; OBJ64-NEXT: IsStatement: No 183 ; OBJ64-NEXT: ] 184 ; OBJ64-NEXT: +0x4 [ 185 ; OBJ64-NEXT: LineNumberStart: 4 186 ; OBJ64-NEXT: LineNumberEndDelta: 0 187 ; OBJ64-NEXT: IsStatement: No 188 ; OBJ64-NEXT: ] 189 ; OBJ64-NEXT: +0x4 [ 190 ; OBJ64-NEXT: LineNumberStart: 5 191 ; OBJ64-NEXT: LineNumberEndDelta: 0 192 ; OBJ64-NEXT: IsStatement: No 193 ; OBJ64-NEXT: ] 194 ; OBJ64-NEXT: +0x9 [ 195 ; OBJ64-NEXT: LineNumberStart: 6 196 ; OBJ64-NEXT: LineNumberEndDelta: 0 197 ; OBJ64-NEXT: IsStatement: No 198 ; OBJ64-NEXT: ] 199 ; OBJ64-NEXT: ] 200 ; OBJ64-NEXT: ] 201 202 ; Function Attrs: nounwind 203 define void @f() #0 !dbg !4 { 204 entry: 205 call void asm sideeffect inteldialect ".align 4", "~{dirflag},~{fpsr},~{flags}"() #2, !dbg !12 206 call void @g(), !dbg !13 207 ret void, !dbg !14 208 } 209 210 declare void @g() #1 211 212 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 213 attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 214 attributes #2 = { nounwind } 215 216 !llvm.dbg.cu = !{!0} 217 !llvm.module.flags = !{!9, !10} 218 !llvm.ident = !{!11} 219 220 !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 221 !1 = !DIFile(filename: "<unknown>", directory: "D:\5C") 222 !2 = !{} 223 !4 = distinct !DISubprogram(name: "f", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !5, scope: !6, type: !7, variables: !2) 224 !5 = !DIFile(filename: "asm.c", directory: "D:\5C") 225 !6 = !DIFile(filename: "asm.c", directory: "D:C") 226 !7 = !DISubroutineType(types: !8) 227 !8 = !{null} 228 !9 = !{i32 2, !"CodeView", i32 1} 229 !10 = !{i32 1, !"Debug Info Version", i32 3} 230 !11 = !{!"clang version 3.5 "} 231 !12 = !DILocation(line: 4, scope: !4) 232 !13 = !DILocation(line: 5, scope: !4) 233 !14 = !DILocation(line: 6, scope: !4) 234
