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fix HexagonSubtarget parsing of -mv flag

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llvm-svn: 162217
This commit is contained in:
Sebastian Pop 2012-08-20 19:56:47 +00:00
parent 3d421a0c4d
commit 2f1237d5f4
1 changed files with 16 additions and 17 deletions
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33
lib/Target/Hexagon/HexagonSubtarget.cpp
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@ -40,28 +40,27 @@ EnableIEEERndNear(
HexagonSubtarget::HexagonSubtarget(StringRef TT, StringRef CPU, StringRef FS):
HexagonGenSubtargetInfo(TT, CPU, FS),
HexagonArchVersion(V2),
CPUString(CPU.str()) {
ParseSubtargetFeatures(CPU, FS);
switch(HexagonArchVersion) {
case HexagonSubtarget::V2:
break;
case HexagonSubtarget::V3:
EnableV3 = true;
break;
case HexagonSubtarget::V4:
break;
case HexagonSubtarget::V5:
break;
default:
// If the programmer has not specified a Hexagon version, default
// to -mv4.
// If the programmer has not specified a Hexagon version, default to -mv4.
if (CPUString.empty())
CPUString = "hexagonv4";
HexagonArchVersion = HexagonSubtarget::V4;
break;
if (CPUString == "hexagonv2") {
HexagonArchVersion = V2;
} else if (CPUString == "hexagonv3") {
EnableV3 = true;
HexagonArchVersion = V3;
} else if (CPUString == "hexagonv4") {
HexagonArchVersion = V4;
} else if (CPUString == "hexagonv5") {
HexagonArchVersion = V5;
} else {
llvm_unreachable("Unrecognized Hexagon processor version");
}
ParseSubtargetFeatures(CPUString, FS);
// Initialize scheduling itinerary for the specified CPU.
InstrItins = getInstrItineraryForCPU(CPUString);