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use thunks for floating point ops if SSE is not available

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This commit is contained in:
Joel Dice 2009-11-30 22:02:26 -07:00
parent 175cb8e89b
commit 0bdf1d8e82
1 changed files with 14 additions and 6 deletions
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20
src/x86.cpp
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@ -2919,9 +2919,13 @@ class MyArchitecture: public Assembler::Architecture {
break;
case FloatAbsolute:
*aTypeMask = (1 << RegisterOperand);
*aRegisterMask = (static_cast<uint64_t>(FloatRegisterMask) << 32)
| FloatRegisterMask;
if (useSSE(&c)) {
*aTypeMask = (1 << RegisterOperand);
*aRegisterMask = (static_cast<uint64_t>(FloatRegisterMask) << 32)
| FloatRegisterMask;
} else {
*thunk = true;
}
break;
case FloatNegate:
@ -2935,9 +2939,13 @@ class MyArchitecture: public Assembler::Architecture {
break;
case FloatSquareRoot:
*aTypeMask = (1 << RegisterOperand) | (1 << MemoryOperand);
*aRegisterMask = (static_cast<uint64_t>(FloatRegisterMask) << 32)
| FloatRegisterMask;
if (useSSE(&c)) {
*aTypeMask = (1 << RegisterOperand) | (1 << MemoryOperand);
*aRegisterMask = (static_cast<uint64_t>(FloatRegisterMask) << 32)
| FloatRegisterMask;
} else {
*thunk = true;
}
break;
case Float2Float: