6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-05-16 23:38:40 +00:00
Code Issues Projects Releases Wiki Activity

detemplatize the ppc code emitter.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95142 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-02 21:55:58 +00:00
parent 5335bce43d
commit fc89bc903c
1 changed files with 21 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
lib/Target/PowerPC/PPCCodeEmitter.cpp
View File

@ -17,26 +17,34 @@
#include "PPC.h" #include "PPC.h"
#include "llvm/Module.h" #include "llvm/Module.h"
#include "llvm/PassManager.h" #include "llvm/PassManager.h"
#include "llvm/CodeGen/MachineCodeEmitter.h"
#include "llvm/CodeGen/JITCodeEmitter.h" #include "llvm/CodeGen/JITCodeEmitter.h"
#include "llvm/CodeGen/ObjectCodeEmitter.h"
#include "llvm/CodeGen/MachineFunctionPass.h" #include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h" #include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineModuleInfo.h" #include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h" #include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h" #include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetOptions.h" #include "llvm/Target/TargetOptions.h"
using namespace llvm; using namespace llvm;
namespace { namespace {
class PPCCodeEmitter { class PPCCodeEmitter : public MachineFunctionPass {
TargetMachine &TM; TargetMachine &TM;
MachineCodeEmitter &MCE; JITCodeEmitter &MCE;
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<MachineModuleInfo>();
MachineFunctionPass::getAnalysisUsage(AU);
}
static char ID;
/// MovePCtoLROffset - When/if we see a MovePCtoLR instruction, we record
/// its address in the function into this pointer.
void *MovePCtoLROffset;
public: public:
PPCCodeEmitter(TargetMachine &tm, MachineCodeEmitter &mce):
TM(tm), MCE(mce) {} PPCCodeEmitter(TargetMachine &tm, JITCodeEmitter &mce)
: MachineFunctionPass(&ID), TM(tm), MCE(mce) {}
/// getBinaryCodeForInstr - This function, generated by the /// getBinaryCodeForInstr - This function, generated by the
/// CodeEmitterGenerator using TableGen, produces the binary encoding for /// CodeEmitterGenerator using TableGen, produces the binary encoding for
@ -49,27 +57,6 @@ namespace {
unsigned getMachineOpValue(const MachineInstr &MI, unsigned getMachineOpValue(const MachineInstr &MI,
const MachineOperand &MO); const MachineOperand &MO);
/// MovePCtoLROffset - When/if we see a MovePCtoLR instruction, we record
/// its address in the function into this pointer.
void *MovePCtoLROffset;
};
template <class CodeEmitter>
class Emitter : public MachineFunctionPass, public PPCCodeEmitter {
TargetMachine &TM;
CodeEmitter &MCE;
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<MachineModuleInfo>();
MachineFunctionPass::getAnalysisUsage(AU);
}
public:
static char ID;
Emitter(TargetMachine &tm, CodeEmitter &mce)
: MachineFunctionPass(&ID), PPCCodeEmitter(tm, mce), TM(tm), MCE(mce) {}
const char *getPassName() const { return "PowerPC Machine Code Emitter"; } const char *getPassName() const { return "PowerPC Machine Code Emitter"; }
/// runOnMachineFunction - emits the given MachineFunction to memory /// runOnMachineFunction - emits the given MachineFunction to memory
@ -84,20 +71,18 @@ namespace {
/// ///
unsigned getValueBit(int64_t Val, unsigned bit) { return (Val >> bit) & 1; } unsigned getValueBit(int64_t Val, unsigned bit) { return (Val >> bit) & 1; }
}; };
template <class CodeEmitter>
char Emitter<CodeEmitter>::ID = 0;
} }
char PPCCodeEmitter::ID = 0;
/// createPPCCodeEmitterPass - Return a pass that emits the collected PPC code /// createPPCCodeEmitterPass - Return a pass that emits the collected PPC code
/// to the specified MCE object. /// to the specified MCE object.
FunctionPass *llvm::createPPCJITCodeEmitterPass(PPCTargetMachine &TM, FunctionPass *llvm::createPPCJITCodeEmitterPass(PPCTargetMachine &TM,
JITCodeEmitter &JCE) { JITCodeEmitter &JCE) {
return new Emitter<JITCodeEmitter>(TM, JCE); return new PPCCodeEmitter(TM, JCE);
} }
template <class CodeEmitter> bool PPCCodeEmitter::runOnMachineFunction(MachineFunction &MF) {
bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) {
assert((MF.getTarget().getRelocationModel() != Reloc::Default || assert((MF.getTarget().getRelocationModel() != Reloc::Default ||
MF.getTarget().getRelocationModel() != Reloc::Static) && MF.getTarget().getRelocationModel() != Reloc::Static) &&
"JIT relocation model must be set to static or default!"); "JIT relocation model must be set to static or default!");
@ -113,8 +98,7 @@ bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) {
return false; return false;
} }
template <class CodeEmitter> void PPCCodeEmitter::emitBasicBlock(MachineBasicBlock &MBB) {
void Emitter<CodeEmitter>::emitBasicBlock(MachineBasicBlock &MBB) {
MCE.StartMachineBasicBlock(&MBB); MCE.StartMachineBasicBlock(&MBB);
for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end(); I != E; ++I){ for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end(); I != E; ++I){