| ; RUN: llc < %s -filetype=obj -o %t |
| ; RUN: llvm-dwarfdump -v %t | FileCheck %s |
| |
| ; C++ source to regenerate: |
| ; $ cat t.cpp |
| ; struct A { |
| ; void thiscallcc(); |
| ; }; |
| ; void A::thiscallcc() {} |
| ; void cdeclcc() {} |
| ; void __fastcall fastcallcc() {} |
| ; void __stdcall stdcallcc() {} |
| ; void __vectorcall vectorcallcc() {} |
| ; $ clang -g t.cpp -emit-llvm -S -o t.ll -O1 |
| |
| ; CHECK: .debug_abbrev contents: |
| |
| ; CHECK: [[subroutine_abbrev:\[[0-9]+\]]] DW_TAG_subroutine_type DW_CHILDREN_yes |
| ; CHECK-NEXT: DW_AT_type DW_FORM_ref4 |
| ; CHECK-NEXT: DW_AT_calling_convention DW_FORM_data1 |
| |
| ; CHECK: .debug_info contents: |
| |
| ; CHECK: DW_TAG_subroutine_type [[subroutine_abbrev]] * |
| ; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] {{.*}} |
| ; CHECK-NEXT: DW_AT_calling_convention [DW_FORM_data1] (DW_CC_BORLAND_msfastcall) |
| |
| ; CHECK: DW_TAG_subprogram [{{.*}}] * |
| ; CHECK: DW_AT_low_pc |
| ; CHECK: DW_AT_high_pc |
| ; CHECK: DW_AT_frame_base |
| ; CHECK: DW_AT_linkage_name |
| ; CHECK: DW_AT_name |
| ; CHECK: DW_AT_decl_file |
| ; CHECK: DW_AT_decl_line |
| ; CHECK: DW_AT_calling_convention [DW_FORM_data1] (DW_CC_BORLAND_msfastcall) |
| ; CHECK: DW_AT_type |
| ; CHECK: DW_AT_external |
| |
| ; ModuleID = 't.cpp' |
| source_filename = "t.cpp" |
| target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" |
| target triple = "i386-pc-windows-msvc19.0.23918" |
| |
| @"\01?fptr@@3P6IHHH@ZA" = global i32 (i32, i32)* @"\01?f@@YIHHH@Z", align 4, !dbg !0 |
| |
| ; Function Attrs: nounwind readnone |
| define x86_fastcallcc i32 @"\01?f@@YIHHH@Z"(i32 inreg %a, i32 inreg %b) #0 !dbg !13 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 %b, metadata !15, metadata !17), !dbg !18 |
| tail call void @llvm.dbg.value(metadata i32 %a, metadata !16, metadata !17), !dbg !19 |
| %add = add nsw i32 %b, %a, !dbg !20 |
| ret i32 %add, !dbg !21 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind readnone "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!10, !11} |
| !llvm.ident = !{!12} |
| |
| !0 = distinct !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "fptr", linkageName: "\01?fptr@@3P6IHHH@ZA", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true) |
| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 3.9.0 (trunk 272067)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) |
| !3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild") |
| !4 = !{} |
| !5 = !{!0} |
| !6 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 32, align: 32) |
| !7 = !DISubroutineType(cc: DW_CC_BORLAND_msfastcall, types: !8) |
| !8 = !{!9, !9, !9} |
| !9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !10 = !{i32 2, !"Dwarf Version", i32 4} |
| !11 = !{i32 2, !"Debug Info Version", i32 3} |
| !12 = !{!"clang version 3.9.0 (trunk 272067)"} |
| !13 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YIHHH@Z", scope: !3, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !14) |
| !14 = !{!15, !16} |
| !15 = !DILocalVariable(name: "b", arg: 2, scope: !13, file: !3, line: 1, type: !9) |
| !16 = !DILocalVariable(name: "a", arg: 1, scope: !13, file: !3, line: 1, type: !9) |
| !17 = !DIExpression() |
| !18 = !DILocation(line: 1, column: 29, scope: !13) |
| !19 = !DILocation(line: 1, column: 22, scope: !13) |
| !20 = !DILocation(line: 1, column: 43, scope: !13) |
| !21 = !DILocation(line: 1, column: 34, scope: !13) |
| |