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Remove CCAssignFnForRet from X86 FastISel in favour of RetCC_X86,

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which has the same logic specified in the CallingConv TD file.
This brings FastISel in line with the standard X86 ISel.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117855 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2010-10-31 13:02:38 +00:00
parent 0acfa8db3f
commit e26032d5b2
1 changed files with 1 additions and 16 deletions
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17
lib/Target/X86/X86FastISel.cpp
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@ -115,7 +115,6 @@ private:
bool X86SelectCall(const Instruction *I);
CCAssignFn *CCAssignFnForCall(CallingConv::ID CC, bool isTailCall = false);
CCAssignFn *CCAssignFnForRet(CallingConv::ID CC, bool isTailCall = false);
const X86InstrInfo *getInstrInfo() const {
return getTargetMachine()->getInstrInfo();
@ -189,20 +188,6 @@ CCAssignFn *X86FastISel::CCAssignFnForCall(CallingConv::ID CC,
return CC_X86_32_C;
}
/// CCAssignFnForRet - Selects the correct CCAssignFn for a given calling
/// convention.
CCAssignFn *X86FastISel::CCAssignFnForRet(CallingConv::ID CC,
bool isTaillCall) {
if (Subtarget->is64Bit()) {
if (Subtarget->isTargetWin64())
return RetCC_X86_Win64_C;
else
return RetCC_X86_64_C;
}
return RetCC_X86_32_C;
}
/// X86FastEmitLoad - Emit a machine instruction to load a value of type VT.
/// The address is either pre-computed, i.e. Ptr, or a GlobalAddress, i.e. GV.
/// Return true and the result register by reference if it is possible.
@ -731,7 +716,7 @@ bool X86FastISel::X86SelectRet(const Instruction *I) {
// Analyze operands of the call, assigning locations to each operand.
SmallVector<CCValAssign, 16> ValLocs;
CCState CCInfo(CC, F.isVarArg(), TM, ValLocs, I->getContext());
CCInfo.AnalyzeReturn(Outs, CCAssignFnForRet(CC));
CCInfo.AnalyzeReturn(Outs, RetCC_X86);
const Value *RV = Ret->getOperand(0);
unsigned Reg = getRegForValue(RV);