RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-19 11:02:59 +02:00
Code Issues Projects Releases Wiki Activity

Output DW_AT_stmt_list dwarf debug info as DW_FORM_sec_offset instead of DW_FORM_data4 as it is a section offset (fixes the coff/dwarf debug info statement locations)

Browse Source 
llvm-svn: 188297
This commit is contained in:
Carlo Kok 2013-08-13 17:46:57 +00:00
parent d10cf40934
commit 1b6e9cea0f
2 changed files with 41 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -740,7 +740,7 @@ CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) {
// is not okay to use line_table_start here.
if (!useSplitDwarf()) {
if (Asm->MAI->doesDwarfUseRelocationsAcrossSections())
NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4,
NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_sec_offset,
UseTheFirstCU ?
Asm->GetTempSymbol("section_line") : LineTableStartSym);
else if (UseTheFirstCU)

40
test/DebugInfo/X86/DW_AT_stmt_list_sec_offset.ll Normal file
View File

@ -0,0 +1,40 @@
; RUN: llc -mtriple=i686-w64-mingw32 -o %t -filetype=obj %s
; RUN: llvm-dwarfdump -debug-dump=all %t | FileCheck %s
; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]
;
; generated from:
; clang -g -S -emit-llvm test.c -o test.ll
; int main()
; {
; return 0;
; }
; ModuleID = 'test.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f80:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32-S32"
target triple = "i686-pc-win32"
; Function Attrs: nounwind
define i32 @main() #0 {
entry:
%retval = alloca i32, align 4
store i32 0, i32* %retval
ret i32 0, !dbg !10
}
attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "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}
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [C:\Projects/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"C:\5CProjects"}
!2 = metadata !{i32 0}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 1] [def] [scope 2] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [C:\Projects/test.c]
!6 = metadata !{i32 786453, i32 0, i32 0, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!7 = metadata !{metadata !8}
!8 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 3}
!10 = metadata !{i32 3, i32 0, metadata !4, null}