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Emit SPARC machine code a word at a time instead of a byte at a time.

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Use emitWordAt() to emit forward-branch fixups.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13119 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-04-23 17:11:15 +00:00
parent aea1b58f1e
commit 62c6f879ae
1 changed files with 5 additions and 1 deletions
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6
lib/Target/SparcV9/SparcV9CodeEmitter.cpp
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@ -468,12 +468,16 @@ SparcV9CodeEmitter::~SparcV9CodeEmitter() {
}
void SparcV9CodeEmitter::emitWord(unsigned Val) {
#if 0 // I think this was used when the Sparc JIT was being tested on X86:
// Output the constant in big endian byte order...
unsigned byteVal;
for (int i = 3; i >= 0; --i) {
byteVal = Val >> 8*i;
MCE.emitByte(byteVal & 255);
}
#else
MCE.emitWord(Val);
#endif
}
unsigned
@ -763,7 +767,7 @@ bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
else if (hiBits64) { MI->setOperandHi64(ii); }
DEBUG(std::cerr << "Rewrote BB ref: ");
unsigned fixedInstr = SparcV9CodeEmitter::getBinaryCodeForInstr(*MI);
*Ref = fixedInstr;
MCE.emitWordAt (fixedInstr, Ref);
break;
}
}