diff options
Diffstat (limited to 'llvm/lib')
-rw-r--r-- | llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp index eca774ead93..5149a8c23f1 100644 --- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp +++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp @@ -885,16 +885,6 @@ bool PPCRegisterInfo:: needsFrameBaseReg(MachineInstr *MI, int64_t Offset) const { assert(Offset < 0 && "Local offset must be negative"); - unsigned FIOperandNum = 0; - while (!MI->getOperand(FIOperandNum).isFI()) { - ++FIOperandNum; - assert(FIOperandNum < MI->getNumOperands() && - "Instr doesn't have FrameIndex operand!"); - } - - unsigned OffsetOperandNo = getOffsetONFromFION(*MI, FIOperandNum); - Offset += MI->getOperand(OffsetOperandNo).getImm(); - // It's the load/store FI references that cause issues, as it can be difficult // to materialize the offset if it won't fit in the literal field. Estimate // based on the size of the local frame and some conservative assumptions @@ -985,6 +975,16 @@ void PPCRegisterInfo::resolveFrameIndex(MachineInstr &MI, unsigned BaseReg, bool PPCRegisterInfo::isFrameOffsetLegal(const MachineInstr *MI, int64_t Offset) const { + unsigned FIOperandNum = 0; + while (!MI->getOperand(FIOperandNum).isFI()) { + ++FIOperandNum; + assert(FIOperandNum < MI->getNumOperands() && + "Instr doesn't have FrameIndex operand!"); + } + + unsigned OffsetOperandNo = getOffsetONFromFION(*MI, FIOperandNum); + Offset += MI->getOperand(OffsetOperandNo).getImm(); + return MI->getOpcode() == PPC::DBG_VALUE || // DBG_VALUE is always Reg+Imm (isInt<16>(Offset) && (!usesIXAddr(*MI) || (Offset & 3) == 0)); } |