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Add DW_AT_APPLE_omit_frame_ptr to encode -fomit-frame-pointer flag.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101805 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-04-19 19:14:02 +00:00
parent 55e59c1863
commit 2a4a3b7c61
3 changed files with 8 additions and 1 deletions
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1
include/llvm/Support/Dwarf.h
View File

@ -230,6 +230,7 @@ enum dwarf_constants {
DW_AT_APPLE_block = 0x3fe4,
DW_AT_APPLE_major_runtime_vers = 0x3fe5,
DW_AT_APPLE_runtime_class = 0x3fe6,
DW_AT_APPLE_omit_frame_ptr = 0x3fe7,
// Attribute form encodings
DW_FORM_addr = 0x01,

5
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -28,6 +28,7 @@
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Analysis/DebugInfo.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
@ -1249,6 +1250,10 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP, bool MakeDecl) {
// DW_TAG_inlined_subroutine may refer to this DIE.
ModuleCU->insertDIE(SP.getNode(), SPDie);
if (NoFramePointerElim == false)
addUInt(SPDie, dwarf::DW_AT_APPLE_omit_frame_ptr, dwarf::DW_FORM_flag, 1);
return SPDie;
}

3
lib/Support/Dwarf.cpp
View File

@ -196,8 +196,9 @@ const char *llvm::dwarf::AttributeString(unsigned Attribute) {
case DW_AT_APPLE_flags: return "DW_AT_APPLE_flags";
case DW_AT_APPLE_isa: return "DW_AT_APPLE_isa";
case DW_AT_APPLE_block: return "DW_AT_APPLE_block";
case DW_AT_APPLE_major_runtime_vers: return "DW_AT_APPLE_major_runtime_vers";
case DW_AT_APPLE_major_runtime_vers: return "DW_AT_APPLE_major_runtime_vers";
case DW_AT_APPLE_runtime_class: return "DW_AT_APPLE_runtime_class";
case DW_AT_APPLE_omit_frame_ptr: return "DW_APPLE_omit_frame_ptr";
}
return 0;
}