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Teach the MC to output code/data region marker labels in MachO and ELF modes. These are used by disassemblers to provide better disassembly, particularly on targets like ARM Thumb that like to intermingle data in the TEXT segment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141135 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2011-10-04 23:26:17 +00:00
parent 9e5887b17e
commit 2fec6c5ff1
10 changed files with 208 additions and 6 deletions
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4
lib/Target/X86/X86MCInstLower.cpp
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@@ -592,6 +592,8 @@ static void LowerTlsAddr(MCStreamer &OutStreamer,
}
void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) {
OutStreamer.EmitCodeRegion();
X86MCInstLower MCInstLowering(Mang, *MF, *this);
switch (MI->getOpcode()) {
case TargetOpcode::DBG_VALUE:
@@ -608,7 +610,7 @@ void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) {
if (OutStreamer.hasRawTextSupport())
OutStreamer.EmitRawText(StringRef("\t#MEMBARRIER"));
return;
case X86::EH_RETURN:
case X86::EH_RETURN64: {