diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCAsmPrinter.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCAsmPrinter.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp index ee57cbaaba..47056de2ab 100644 --- a/lib/Target/PowerPC/PPCAsmPrinter.cpp +++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp @@ -236,6 +236,9 @@ namespace { printOperand(MI, OpNo+1); } + void printPredicateOperand(const MachineInstr *MI, unsigned OpNo, + const char *Modifier); + virtual bool runOnMachineFunction(MachineFunction &F) = 0; virtual bool doFinalization(Module &M) = 0; }; @@ -363,6 +366,33 @@ bool PPCAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo, return false; } +void PPCAsmPrinter::printPredicateOperand(const MachineInstr *MI, unsigned OpNo, + const char *Modifier) { + assert(Modifier && "Must specify 'cc' or 'reg' as predicate op modifier!"); + unsigned Code = MI->getOperand(OpNo).getImm(); + if (!strcmp(Modifier, "cc")) { + switch ((PPC::Predicate)Code) { + case PPC::PRED_ALWAYS: return; // Don't print anything for always. + case PPC::PRED_LT: O << "lt"; return; + case PPC::PRED_LE: O << "le"; return; + case PPC::PRED_EQ: O << "eq"; return; + case PPC::PRED_GE: O << "ge"; return; + case PPC::PRED_GT: O << "gt"; return; + case PPC::PRED_NE: O << "ne"; return; + case PPC::PRED_UN: O << "un"; return; + case PPC::PRED_NU: O << "nu"; return; + } + + } else { + assert(!strcmp(Modifier, "reg") && + "Need to specify 'cc' or 'reg' as predicate op modifier!"); + // Don't print the register for 'always'. + if (Code == PPC::PRED_ALWAYS) return; + printOperand(MI, OpNo+1); + } +} + + /// printMachineInstruction -- Print out a single PowerPC MI in Darwin syntax to /// the current output stream. /// |