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Handle floating point constpool_entry's.

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llvm-svn: 59087
This commit is contained in:
Evan Cheng 2008-11-11 22:19:31 +00:00
parent 3ef1e1ff3f
commit 95bad0db94
1 changed files with 25 additions and 4 deletions
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29
lib/Target/ARM/ARMCodeEmitter.cpp
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@ -75,6 +75,8 @@ namespace {
void emitWordLE(unsigned Binary);
void emitDWordLE(uint64_t Binary);
void emitConstPoolInstruction(const MachineInstr &MI);
void emitMOVi2piecesInstruction(const MachineInstr &MI);
@ -281,6 +283,16 @@ void ARMCodeEmitter::emitWordLE(unsigned Binary) {
MCE.emitWordLE(Binary);
}
void ARMCodeEmitter::emitDWordLE(uint64_t Binary) {
#ifndef NDEBUG
DOUT << " 0x" << std::hex << std::setw(8) << std::setfill('0')
<< (unsigned)Binary << std::dec << "\n";
DOUT << " 0x" << std::hex << std::setw(8) << std::setfill('0')
<< (unsigned)(Binary >> 32) << std::dec << "\n";
#endif
MCE.emitDWordLE(Binary);
}
void ARMCodeEmitter::emitInstruction(const MachineInstr &MI) {
DOUT << "JIT: " << (void*)MCE.getCurrentPCValue() << ":\t" << MI;
@ -385,12 +397,21 @@ void ARMCodeEmitter::emitConstPoolInstruction(const MachineInstr &MI) {
if (GlobalValue *GV = dyn_cast<GlobalValue>(CV)) {
emitGlobalAddress(GV, ARM::reloc_arm_absolute, false);
emitWordLE(0);
} else {
assert(CV->getType()->isInteger() &&
"Not expecting non-integer constpool entries yet!");
const ConstantInt *CI = dyn_cast<ConstantInt>(CV);
} else if (const ConstantInt *CI = dyn_cast<ConstantInt>(CV)) {
uint32_t Val = *(uint32_t*)CI->getValue().getRawData();
emitWordLE(Val);
} else if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
if (CFP->getType() == Type::FloatTy)
emitWordLE(CFP->getValueAPF().bitcastToAPInt().getZExtValue());
else if (CFP->getType() == Type::DoubleTy)
emitDWordLE(CFP->getValueAPF().bitcastToAPInt().getZExtValue());
else {
assert(0 && "Unable to handle this constantpool entry!");
abort();
}
} else {
assert(0 && "Unable to handle this constantpool entry!");
abort();
}
}
}