diff options
Diffstat (limited to 'llvm/lib/Target/XCore/XCoreRegisterInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/XCore/XCoreRegisterInfo.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/llvm/lib/Target/XCore/XCoreRegisterInfo.cpp b/llvm/lib/Target/XCore/XCoreRegisterInfo.cpp index ed5a0ad5d4b8..7c11ec06d635 100644 --- a/llvm/lib/Target/XCore/XCoreRegisterInfo.cpp +++ b/llvm/lib/Target/XCore/XCoreRegisterInfo.cpp @@ -97,7 +97,8 @@ static void InsertFPConstInst(MachineBasicBlock::iterator II, MachineInstr &MI = *II; MachineBasicBlock &MBB = *MI.getParent(); DebugLoc dl = MI.getDebugLoc(); - Register ScratchOffset = RS->scavengeRegister(&XCore::GRRegsRegClass, II, 0); + Register ScratchOffset = + RS->scavengeRegisterBackwards(XCore::GRRegsRegClass, II, false, 0); RS->setRegUsed(ScratchOffset); TII.loadImmediate(MBB, II, ScratchOffset, Offset); @@ -169,12 +170,14 @@ static void InsertSPConstInst(MachineBasicBlock::iterator II, unsigned ScratchBase; if (OpCode==XCore::STWFI) { - ScratchBase = RS->scavengeRegister(&XCore::GRRegsRegClass, II, 0); + ScratchBase = + RS->scavengeRegisterBackwards(XCore::GRRegsRegClass, II, false, 0); RS->setRegUsed(ScratchBase); } else ScratchBase = Reg; BuildMI(MBB, II, dl, TII.get(XCore::LDAWSP_ru6), ScratchBase).addImm(0); - Register ScratchOffset = RS->scavengeRegister(&XCore::GRRegsRegClass, II, 0); + Register ScratchOffset = + RS->scavengeRegisterBackwards(XCore::GRRegsRegClass, II, false, 0); RS->setRegUsed(ScratchOffset); TII.loadImmediate(MBB, II, ScratchOffset, Offset); |