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Migrate away a use of the subtarget (and TargetMachine) from 

AsmPrinterDwarf since the information is on the MCRegisterInfo
via the MCContext and MMI that we already have on the AsmPrinter.

llvm-svn: 229928
This commit is contained in:
Eric Christopher 2015-02-19 23:29:42 +00:00
parent 801e71129f
commit 7330264146
1 changed files with 4 additions and 5 deletions
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9
llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
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@ -15,19 +15,18 @@
#include "DwarfExpression.h"
#include "llvm/ADT/Twine.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MachineLocation.h"
#include "llvm/Support/Dwarf.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/Target/TargetSubtargetInfo.h"
using namespace llvm;
#define DEBUG_TYPE "asm-printer"
@ -230,8 +229,8 @@ void AsmPrinter::EmitDwarfOpPiece(ByteStreamer &Streamer,
void AsmPrinter::EmitDwarfRegOp(ByteStreamer &Streamer,
const MachineLocation &MLoc) const {
DebugLocDwarfExpression Expr(*this, Streamer);
const TargetRegisterInfo *TRI = TM.getSubtargetImpl()->getRegisterInfo();
int Reg = TRI->getDwarfRegNum(MLoc.getReg(), false);
const MCRegisterInfo *MRI = MMI->getContext().getRegisterInfo();
int Reg = MRI->getDwarfRegNum(MLoc.getReg(), false);
if (Reg < 0) {
// We assume that pointers are always in an addressable register.
if (MLoc.isIndirect())