diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCAsmPrinter.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCAsmPrinter.cpp | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp index a468c5eb75..9a9752c73b 100644 --- a/lib/Target/PowerPC/PPCAsmPrinter.cpp +++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp @@ -60,6 +60,21 @@ namespace { return static_cast<PowerPCTargetMachine&>(TM); } + unsigned enumRegToMachineReg(unsigned enumReg) { + switch (enumReg) { + default: assert(0 && "Unhandled register!"); break; + case PPC::CR0: return 0; + case PPC::CR1: return 1; + case PPC::CR2: return 2; + case PPC::CR3: return 3; + case PPC::CR4: return 4; + case PPC::CR5: return 5; + case PPC::CR6: return 6; + case PPC::CR7: return 7; + } + abort(); + } + /// printInstruction - This method is automatically generated by tablegen /// from the instruction set description. This method returns true if the /// machine instruction was sufficiently described to print it, otherwise it @@ -141,22 +156,16 @@ namespace { MVT::ValueType VT) { unsigned char value = MI->getOperand(OpNo).getImmedValue(); assert(value <= 3 && "Invalid crbit argument!"); - unsigned RegNo, CCReg = MI->getOperand(OpNo-1).getReg(); - switch (CCReg) { - case PPC::CR0: RegNo = 0; break; - case PPC::CR1: RegNo = 1; break; - case PPC::CR2: RegNo = 2; break; - case PPC::CR3: RegNo = 3; break; - case PPC::CR4: RegNo = 4; break; - case PPC::CR5: RegNo = 5; break; - case PPC::CR6: RegNo = 6; break; - case PPC::CR7: RegNo = 7; break; - default: - std::cerr << "Unhandled reg in enumRegToRealReg!\n"; - abort(); - } + unsigned CCReg = MI->getOperand(OpNo-1).getReg(); + unsigned RegNo = enumRegToMachineReg(CCReg); O << 4 * RegNo + value; } + void printcrbitm(const MachineInstr *MI, unsigned OpNo, + MVT::ValueType VT) { + unsigned CCReg = MI->getOperand(OpNo).getReg(); + unsigned RegNo = enumRegToMachineReg(CCReg); + O << (0x80 >> RegNo); + } virtual void printConstantPool(MachineConstantPool *MCP) = 0; virtual bool runOnMachineFunction(MachineFunction &F) = 0; |