Enable DebugInfo support for COFF object files.

Patch by Nathan Jeffords!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126425 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 8 insertions, 1 deletions

diff --git a/lib/Target/X86/X86AsmBackend.cpp b/lib/Target/X86/X86AsmBackend.cpp
index da5f5b1..6a0b059 100644
--- a/lib/Target/X86/X86AsmBackend.cpp
+++ b/lib/Target/X86/X86AsmBackend.cpp
@@ -40,6 +40,7 @@ static unsigned getFixupKindLog2Size(unsigned Kind) {
   case X86::reloc_riprel_4byte_movq_load:
   case X86::reloc_signed_4byte:
   case X86::reloc_global_offset_table:
+  case X86::reloc_coff_secrel32:
   case FK_Data_4: return 2;
   case FK_PCRel_8:
   case FK_Data_8: return 3;
@@ -69,7 +70,8 @@ public:
       { "reloc_riprel_4byte", 0, 4 * 8, MCFixupKindInfo::FKF_IsPCRel },
       { "reloc_riprel_4byte_movq_load", 0, 4 * 8, MCFixupKindInfo::FKF_IsPCRel},
       { "reloc_signed_4byte", 0, 4 * 8, 0},
-      { "reloc_global_offset_table", 0, 4 * 8, 0}
+      { "reloc_global_offset_table", 0, 4 * 8, 0},
+      { "reloc_coff_secrel32", 0, 4 * 8, 0}
     };
 
     if (Kind < FirstTargetFixupKind)
diff --git a/lib/Target/X86/X86FixupKinds.h b/lib/Target/X86/X86FixupKinds.h
index 17d242a..d6cb39a 100644
--- a/lib/Target/X86/X86FixupKinds.h
+++ b/lib/Target/X86/X86FixupKinds.h
@@ -23,6 +23,8 @@ enum Fixups {
   reloc_global_offset_table,                 // 32-bit, relative to the start
                                              // of the instruction. Used only
                                              // for _GLOBAL_OFFSET_TABLE_.
+  reloc_coff_secrel32,                       // PE-COFF section relative 32
+                                             // (only valid for win32 COFF)
   // Marker
   LastTargetFixupKind,
   NumTargetFixupKinds = LastTargetFixupKind - FirstTargetFixupKind
diff --git a/lib/Target/X86/X86MCAsmInfo.cpp b/lib/Target/X86/X86MCAsmInfo.cpp
index 6686214..75bc1ed 100644
--- a/lib/Target/X86/X86MCAsmInfo.cpp
+++ b/lib/Target/X86/X86MCAsmInfo.cpp
@@ -113,4 +113,7 @@ X86MCAsmInfoCOFF::X86MCAsmInfoCOFF(const Triple &Triple) {
   AssemblerDialect = AsmWriterFlavor;
 
   TextAlignFillValue = 0x90;
+  
+  // Debug Information
+  SupportsDebugInformation = true;
 }