6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-10 02:36:06 +00:00
Code Issues Projects Releases Wiki Activity

Add basic block operands & jump kinds

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84709 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2009-10-21 00:13:05 +00:00
parent 3d6e560eef
commit dc2165e18e
5 changed files with 43 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/Target/MSP430/AsmPrinter/MSP430AsmPrinter.cpp
View File

@ -295,7 +295,7 @@ bool MSP430AsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI,
void MSP430AsmPrinter::printInstructionThroughMCStreamer(const MachineInstr *MI)
{
MSP430MCInstLower MCInstLowering(OutContext, *Mang, getFunctionNumber(), *MAI);
MSP430MCInstLower MCInstLowering(OutContext, *Mang, *this);
switch (MI->getOpcode()) {
case TargetInstrInfo::DBG_LABEL:

28
lib/Target/MSP430/AsmPrinter/MSP430InstPrinter.cpp
View File

@ -12,6 +12,7 @@
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "asm-printer"
#include "MSP430InstrInfo.h"
#include "MSP430InstPrinter.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCAsmInfo.h"
@ -75,3 +76,30 @@ void MSP430InstPrinter::printSrcMemOperand(const MCInst *MI, unsigned OpNo,
}
}
void MSP430InstPrinter::printCCOperand(const MCInst *MI, unsigned OpNo) {
unsigned CC = MI->getOperand(OpNo).getImm();
switch (CC) {
default:
llvm_unreachable("Unsupported CC code");
break;
case MSP430::COND_E:
O << "eq";
break;
case MSP430::COND_NE:
O << "ne";
break;
case MSP430::COND_HS:
O << "hs";
break;
case MSP430::COND_LO:
O << "lo";
break;
case MSP430::COND_GE:
O << "ge";
break;
case MSP430::COND_L:
O << 'l';
break;
}
}

3
lib/Target/MSP430/AsmPrinter/MSP430InstPrinter.h
View File

@ -39,8 +39,7 @@ namespace llvm
void printSrcMemOperand(const MCInst *MI, unsigned OpNo,
const char *Modifier = 0);
void printCCOperand(const MCInst *MI, unsigned OpNo) {
}
void printCCOperand(const MCInst *MI, unsigned OpNo);
};
}

16
lib/Target/MSP430/AsmPrinter/MSP430MCInstLower.cpp
View File

@ -13,6 +13,8 @@
//===----------------------------------------------------------------------===//
#include "MSP430MCInstLower.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
@ -43,8 +45,9 @@ GetGlobalAddressSymbol(const MachineOperand &MO) const {
MCSymbol *MSP430MCInstLower::
GetJumpTableSymbol(const MachineOperand &MO) const {
SmallString<256> Name;
raw_svector_ostream(Name) << MAI.getPrivateGlobalPrefix() << "JTI"
<< CurFunctionNumber << '_' << MO.getIndex();
raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "JTI"
<< Printer.getFunctionNumber() << '_'
<< MO.getIndex();
switch (MO.getTargetFlags()) {
default: llvm_unreachable("Unknown target flag on GV operand");
@ -58,8 +61,9 @@ GetJumpTableSymbol(const MachineOperand &MO) const {
MCSymbol *MSP430MCInstLower::
GetConstantPoolIndexSymbol(const MachineOperand &MO) const {
SmallString<256> Name;
raw_svector_ostream(Name) << MAI.getPrivateGlobalPrefix() << "CPI"
<< CurFunctionNumber << '_' << MO.getIndex();
raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "CPI"
<< Printer.getFunctionNumber() << '_'
<< MO.getIndex();
switch (MO.getTargetFlags()) {
default: llvm_unreachable("Unknown target flag on GV operand");
@ -107,12 +111,10 @@ void MSP430MCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
case MachineOperand::MO_Immediate:
MCOp = MCOperand::CreateImm(MO.getImm());
break;
#if 0
case MachineOperand::MO_MachineBasicBlock:
MCOp = MCOperand::CreateExpr(MCSymbolRefExpr::Create(
AsmPrinter.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
Printer.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
break;
#endif
case MachineOperand::MO_GlobalAddress:
MCOp = LowerSymbolOperand(MO, GetGlobalAddressSymbol(MO));
break;

10
lib/Target/MSP430/AsmPrinter/MSP430MCInstLower.h
View File

@ -13,6 +13,7 @@
#include "llvm/Support/Compiler.h"
namespace llvm {
class AsmPrinter;
class MCAsmInfo;
class MCContext;
class MCInst;
@ -29,13 +30,10 @@ class VISIBILITY_HIDDEN MSP430MCInstLower {
MCContext &Ctx;
Mangler &Mang;
const unsigned CurFunctionNumber;
const MCAsmInfo &MAI;
AsmPrinter &Printer;
public:
MSP430MCInstLower(MCContext &ctx, Mangler &mang, unsigned FuncNum,
const MCAsmInfo &mai)
: Ctx(ctx), Mang(mang), CurFunctionNumber(FuncNum), MAI(mai) {}
MSP430MCInstLower(MCContext &ctx, Mangler &mang, AsmPrinter &printer)
: Ctx(ctx), Mang(mang), Printer(printer) {}
void Lower(const MachineInstr *MI, MCInst &OutMI) const;
MCOperand LowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;