diff options
Diffstat (limited to 'lib/Target/SystemZ/SystemZAsmPrinter.cpp')
-rw-r--r-- | lib/Target/SystemZ/SystemZAsmPrinter.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/Target/SystemZ/SystemZAsmPrinter.cpp b/lib/Target/SystemZ/SystemZAsmPrinter.cpp index 3f3ce6b..380fa87 100644 --- a/lib/Target/SystemZ/SystemZAsmPrinter.cpp +++ b/lib/Target/SystemZ/SystemZAsmPrinter.cpp @@ -26,6 +26,15 @@ using namespace llvm; +// Return an RI instruction like MI with opcode Opcode, but with the +// GR64 register operands turned into GR32s. +static MCInst lowerRILow(const MachineInstr *MI, unsigned Opcode) { + return MCInstBuilder(Opcode) + .addReg(SystemZMC::getRegAsGR32(MI->getOperand(0).getReg())) + .addReg(SystemZMC::getRegAsGR32(MI->getOperand(1).getReg())) + .addImm(MI->getOperand(2).getImm()); +} + void SystemZAsmPrinter::EmitInstruction(const MachineInstr *MI) { SystemZMCInstLower Lower(Mang, MF->getContext(), *this); MCInst LoweredMI; @@ -55,6 +64,27 @@ void SystemZAsmPrinter::EmitInstruction(const MachineInstr *MI) { LoweredMI = MCInstBuilder(SystemZ::BR).addReg(SystemZ::R1D); break; + case SystemZ::IILF64: + LoweredMI = MCInstBuilder(SystemZ::IILF) + .addReg(SystemZMC::getRegAsGR32(MI->getOperand(0).getReg())) + .addImm(MI->getOperand(2).getImm()); + break; + +#define LOWER_LOW(NAME) \ + case SystemZ::NAME##64: LoweredMI = lowerRILow(MI, SystemZ::NAME); break + + LOWER_LOW(IILL); + LOWER_LOW(IILH); + LOWER_LOW(NILL); + LOWER_LOW(NILH); + LOWER_LOW(NILF); + LOWER_LOW(OILL); + LOWER_LOW(OILH); + LOWER_LOW(OILF); + LOWER_LOW(XILF); + +#undef LOWER_LOW + default: Lower.lower(MI, LoweredMI); break; |