Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

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

@@ -0,0 +1,70 @@
+; RUN: llc -filetype=obj -O0 < %s -mtriple sparc64-unknown-linux-gnu | llvm-dwarfdump -v - | FileCheck %s --check-prefix=SPARC64
+; RUN: llc -filetype=obj -O0 < %s -mtriple sparc-unknown-linux-gnu   | llvm-dwarfdump -v - | FileCheck %s --check-prefix=SPARC32
+
+; Check for DW_CFA_GNU_Window_save in debug_frame. Also, Ensure that relocations
+; are performed correctly in debug_info.
+
+; SPARC64: file format ELF64-sparc
+
+; SPARC64: .debug_info
+; SPARC64:      DW_TAG_compile_unit
+; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "hello.c")
+; SPARC64:      DW_TAG_subprogram
+; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "main")
+; SPARC64:      DW_TAG_base_type
+; SPARC64:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "int")
+
+; SPARC64: .debug_frame
+; SPARC64:      DW_CFA_def_cfa_register
+; SPARC64-NEXT: DW_CFA_GNU_window_save
+; SPARC64-NEXT: DW_CFA_register
+
+
+; SPARC32: file format ELF32-sparc
+
+; SPARC32: .debug_info
+; SPARC32:      DW_TAG_compile_unit
+; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "hello.c")
+; SPARC32:      DW_TAG_subprogram
+; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "main")
+; SPARC32:      DW_TAG_base_type
+; SPARC32:        DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9,A-F,a-f]+}}] = "int")
+
+; SPARC32: .debug_frame
+; SPARC32:      DW_CFA_def_cfa_register
+; SPARC32-NEXT: DW_CFA_GNU_window_save
+; SPARC32-NEXT: DW_CFA_register
+
+@.str = private unnamed_addr constant [14 x i8] c"hello, world\0A\00", align 1
+
+; Function Attrs: nounwind
+define signext i32 @main() #0 !dbg !4 {
+entry:
+  %retval = alloca i32, align 4
+  store i32 0, i32* %retval
+  %call = call signext i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i32 0, i32 0)), !dbg !12
+  ret i32 0, !dbg !13
+}
+
+declare signext i32 @printf(i8*, ...) #1
+
+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" }
+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" }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!9, !10}
+!llvm.ident = !{!11}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 (http://llvm.org/git/clang.git 6a0714fee07fb7c4e32d3972b4fe2ce2f5678cf4) (llvm/ 672e88e934757f76d5c5e5258be41e7615094844)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
+!1 = !DIFile(filename: "hello.c", directory: "/home/venkatra/work/benchmarks/test/hello")
+!2 = !{}
+!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, variables: !2)
+!5 = !DIFile(filename: "hello.c", directory: "/home/venkatra/work/benchmarks/test/hello")
+!6 = !DISubroutineType(types: !7)
+!7 = !{!8}
+!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!9 = !{i32 2, !"Dwarf Version", i32 4}
+!10 = !{i32 1, !"Debug Info Version", i32 3}
+!11 = !{!"clang version 3.5 (http://llvm.org/git/clang.git 6a0714fee07fb7c4e32d3972b4fe2ce2f5678cf4) (llvm/ 672e88e934757f76d5c5e5258be41e7615094844)"}
+!12 = !DILocation(line: 5, scope: !4)
+!13 = !DILocation(line: 6, scope: !4)