X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FPowerPC%2FPPCRegisterInfo.td;h=2fbd41bd84a586f9915b22a96b7f3e0ae11a6ec3;hb=0bbe0b440ee2cef47dcb7b281825eb70341c16dd;hp=8604f54de93296005d5fc45faa450589a40cc144;hpb=ca561ffcf320e9dbfafcac5efcee81471f3259c3;p=oota-llvm.git diff --git a/lib/Target/PowerPC/PPCRegisterInfo.td b/lib/Target/PowerPC/PPCRegisterInfo.td index 8604f54de93..2fbd41bd84a 100644 --- a/lib/Target/PowerPC/PPCRegisterInfo.td +++ b/lib/Target/PowerPC/PPCRegisterInfo.td @@ -300,13 +300,13 @@ def GPRC : RegisterClass<"PPC", [i32], 32, // R31 when the FP is not needed. // When using the 32-bit SVR4 ABI, r13 is reserved for the Small Data Area // pointer. - const PPCSubtarget &Subtarget - = MF.getTarget().getSubtarget(); - + const PPCSubtarget &Subtarget = MF.getTarget().getSubtarget(); + const TargetFrameInfo *TFI = MF.getTarget().getFrameInfo(); + if (Subtarget.isPPC64() || Subtarget.isSVR4ABI()) return end()-5; // don't allocate R13, R31, R0, R1, LR - if (needsFP(MF)) + if (TFI->hasFP(MF)) return end()-4; // don't allocate R31, R0, R1, LR else return end()-3; // don't allocate R0, R1, LR @@ -331,7 +331,8 @@ def G8RC : RegisterClass<"PPC", [i64], 64, } G8RCClass::iterator G8RCClass::allocation_order_end(const MachineFunction &MF) const { - if (needsFP(MF)) + const TargetFrameInfo *TFI = MF.getTarget().getFrameInfo(); + if (TFI->hasFP(MF)) return end()-5; else return end()-4;