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reduce X86MCInstLower dependencies on asmprinter.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108950 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-07-20 22:30:53 +00:00
parent 0c13cf36ad
commit c0115b5ca1
2 changed files with 14 additions and 8 deletions
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15
lib/Target/X86/X86MCInstLower.cpp
View File

@ -29,8 +29,10 @@
using namespace llvm;
X86MCInstLower::X86MCInstLower(MCContext &ctx, Mangler *mang,
X86AsmPrinter &asmprinter)
: Ctx(ctx), Mang(mang), AsmPrinter(asmprinter), MF(*AsmPrinter.MF) {}
X86AsmPrinter &asmprinter,
const TargetMachine &tm)
: Ctx(ctx), Mang(mang), AsmPrinter(asmprinter), MF(*AsmPrinter.MF),
TM(tm), MAI(*TM.getMCAsmInfo()) {}
MachineModuleInfoMachO &X86MCInstLower::getMachOMMI() const {
return MF.getMMI().getObjFileInfo<MachineModuleInfoMachO>();
@ -38,8 +40,7 @@ MachineModuleInfoMachO &X86MCInstLower::getMachOMMI() const {
MCSymbol *X86MCInstLower::GetPICBaseSymbol() const {
const TargetLowering *TLI = AsmPrinter.TM.getTargetLowering();
return static_cast<const X86TargetLowering*>(TLI)->
return static_cast<const X86TargetLowering*>(TM.getTargetLowering())->
getPICBaseSymbol(&MF, Ctx);
}
@ -53,7 +54,7 @@ GetSymbolFromOperand(const MachineOperand &MO) const {
if (!MO.isGlobal()) {
assert(MO.isSymbol());
Name += AsmPrinter.MAI->getGlobalPrefix();
Name += MAI.getGlobalPrefix();
Name += MO.getSymbolName();
} else {
const GlobalValue *GV = MO.getGlobal();
@ -175,7 +176,7 @@ MCOperand X86MCInstLower::LowerSymbolOperand(const MachineOperand &MO,
Expr = MCBinaryExpr::CreateSub(Expr,
MCSymbolRefExpr::Create(GetPICBaseSymbol(), Ctx),
Ctx);
if (MO.isJTI() && AsmPrinter.MAI->hasSetDirective()) {
if (MO.isJTI() && MAI.hasSetDirective()) {
// If .set directive is supported, use it to reduce the number of
// relocations the assembler will generate for differences between
// local labels. This is only safe when the symbols are in the same
@ -504,7 +505,7 @@ void X86MCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) {
X86MCInstLower MCInstLowering(OutContext, Mang, *this);
X86MCInstLower MCInstLowering(OutContext, Mang, *this, TM);
switch (MI->getOpcode()) {
case TargetOpcode::DBG_VALUE:
if (isVerbose() && OutStreamer.hasRawTextSupport()) {

7
lib/Target/X86/X86MCInstLower.h
View File

@ -13,6 +13,7 @@
#include "llvm/Support/Compiler.h"
namespace llvm {
class MCAsmInfo;
class MCContext;
class MCInst;
class MCOperand;
@ -22,6 +23,7 @@ namespace llvm {
class MachineModuleInfoMachO;
class MachineOperand;
class Mangler;
class TargetMachine;
class X86AsmPrinter;
/// X86MCInstLower - This class is used to lower an MachineInstr into an MCInst.
@ -30,8 +32,11 @@ class LLVM_LIBRARY_VISIBILITY X86MCInstLower {
Mangler *Mang;
X86AsmPrinter &AsmPrinter;
const MachineFunction &MF;
const TargetMachine &TM;
const MCAsmInfo &MAI;
public:
X86MCInstLower(MCContext &ctx, Mangler *mang, X86AsmPrinter &asmprinter);
X86MCInstLower(MCContext &ctx, Mangler *mang, X86AsmPrinter &asmprinter,
const TargetMachine &TM);
void Lower(const MachineInstr *MI, MCInst &OutMI) const;