test/DebugInfo/Sparc/gnu-window-save.ll

   1 ; RUN: llc -filetype=obj -O0 < %s -mtriple sparc64-unknown-linux-gnu | llvm-dwarfdump -v - | FileCheck %s --check-prefix=SPARC64
   2 ; RUN: llc -filetype=obj -O0 < %s -mtriple sparc-unknown-linux-gnu   | llvm-dwarfdump -v - | FileCheck %s --check-prefix=SPARC32
   3
   4 ; Check for DW_CFA_GNU_Window_save in debug_frame. Also, Ensure that relocations
   5 ; are performed correctly in debug_info.
   6
   7 ; SPARC64: file format ELF64-sparc
   8
   9 ; SPARC64: .debug_info
  10 ; SPARC64:      DW_TAG_compile_unit
  11 ; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "hello.c")
  12 ; SPARC64:      DW_TAG_subprogram
  13 ; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "main")
  14 ; SPARC64:      DW_TAG_base_type
  15 ; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "int")
  16
  17 ; SPARC64: .debug_frame
  18 ; SPARC64:      DW_CFA_def_cfa_register
  19 ; SPARC64-NEXT: DW_CFA_GNU_window_save
  20 ; SPARC64-NEXT: DW_CFA_register
  21
  22
  23 ; SPARC32: file format ELF32-sparc
  24
  25 ; SPARC32: .debug_info
  26 ; SPARC32:      DW_TAG_compile_unit
  27 ; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "hello.c")
  28 ; SPARC32:      DW_TAG_subprogram
  29 ; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "main")
  30 ; SPARC32:      DW_TAG_base_type
  31 ; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "int")
  32
  33 ; SPARC32: .debug_frame
  34 ; SPARC32:      DW_CFA_def_cfa_register
  35 ; SPARC32-NEXT: DW_CFA_GNU_window_save
  36 ; SPARC32-NEXT: DW_CFA_register
  37
  38 @.str = private unnamed_addr constant [14 x i8] c"hello, world\0A\00", align 1
  39
  40 ; Function Attrs: nounwind
  41 define signext i32 @main() #0 !dbg !4 {
  42 entry:
  43   %retval = alloca i32, align 4
  44   store i32 0, i32* %retval
  45   %call = call signext i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i32 0, i32 0)), !dbg !12
  46   ret i32 0, !dbg !13
  47 }
  48
  49 declare signext i32 @printf(i8*, ...) #1
  50
  51 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
  52 attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
  53
  54 !llvm.dbg.cu = !{!0}
  55 !llvm.module.flags = !{!9, !10}
  56 !llvm.ident = !{!11}
  57
  58 !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)
  59 !1 = !DIFile(filename: "hello.c", directory: "/home/venkatra/work/benchmarks/test/hello")
  60 !2 = !{}
  61 !4 = distinct !DISubprogram(name: "main", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 4, file: !1, scope: !5, type: !6, retainedNodes: !2)
  62 !5 = !DIFile(filename: "hello.c", directory: "/home/venkatra/work/benchmarks/test/hello")
  63 !6 = !DISubroutineType(types: !7)
  64 !7 = !{!8}
  65 !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
  66 !9 = !{i32 2, !"Dwarf Version", i32 4}
  67 !10 = !{i32 1, !"Debug Info Version", i32 3}
  68 !11 = !{!"clang version 3.5"}
  69 !12 = !DILocation(line: 5, scope: !4)
  70 !13 = !DILocation(line: 6, scope: !4)