DenseMap<Record*, unsigned> NodeXFormMap;
std::vector<Record*> NodeXForms;
+ bool useEmitRegister2;
+
public:
- MatcherTableEmitter(const CodeGenDAGPatterns &cgp) : CGP(cgp) {}
+ MatcherTableEmitter(const CodeGenDAGPatterns &cgp, bool _useEmitRegister2)
+ : CGP(cgp), useEmitRegister2(_useEmitRegister2) {}
unsigned EmitMatcherList(const Matcher *N, unsigned Indent,
unsigned StartIdx, formatted_raw_ostream &OS);
}
case Matcher::CheckOpcode:
- OS << "OPC_CheckOpcode, TARGET_OPCODE("
+ OS << "OPC_CheckOpcode, TARGET_VAL("
<< cast<CheckOpcodeMatcher>(N)->getOpcode().getEnumName() << "),\n";
return 3;
OS << ' ';
if (const SwitchOpcodeMatcher *SOM = dyn_cast<SwitchOpcodeMatcher>(N))
- OS << "TARGET_OPCODE(" << SOM->getCaseOpcode(i).getEnumName() << "),";
+ OS << "TARGET_VAL(" << SOM->getCaseOpcode(i).getEnumName() << "),";
else
OS << getEnumName(cast<SwitchTypeMatcher>(N)->getCaseType(i)) << ',';
}
case Matcher::EmitRegister:
- OS << "OPC_EmitRegister, "
- << getEnumName(cast<EmitRegisterMatcher>(N)->getVT()) << ", ";
- if (Record *R = cast<EmitRegisterMatcher>(N)->getReg())
- OS << getQualifiedName(R) << ",\n";
- else {
- OS << "0 ";
- if (!OmitComments)
- OS << "/*zero_reg*/";
- OS << ",\n";
+ if (useEmitRegister2) {
+ OS << "OPC_EmitRegister2, "
+ << getEnumName(cast<EmitRegisterMatcher>(N)->getVT()) << ", ";
+ if (Record *R = cast<EmitRegisterMatcher>(N)->getReg())
+ OS << "TARGET_VAL(" << getQualifiedName(R) << "),\n";
+ else {
+ OS << "TARGET_VAL(0) ";
+ if (!OmitComments)
+ OS << "/*zero_reg*/";
+ OS << ",\n";
+ }
+ return 4;
+ } else {
+ OS << "OPC_EmitRegister, "
+ << getEnumName(cast<EmitRegisterMatcher>(N)->getVT()) << ", ";
+ if (Record *R = cast<EmitRegisterMatcher>(N)->getReg())
+ OS << getQualifiedName(R) << ",\n";
+ else {
+ OS << "0 ";
+ if (!OmitComments)
+ OS << "/*zero_reg*/";
+ OS << ",\n";
+ }
+ return 3;
}
- return 3;
case Matcher::EmitConvertToTarget:
OS << "OPC_EmitConvertToTarget, "
case Matcher::MorphNodeTo: {
const EmitNodeMatcherCommon *EN = cast<EmitNodeMatcherCommon>(N);
OS << (isa<EmitNodeMatcher>(EN) ? "OPC_EmitNode" : "OPC_MorphNodeTo");
- OS << ", TARGET_OPCODE(" << EN->getOpcodeName() << "), 0";
+ OS << ", TARGET_VAL(" << EN->getOpcodeName() << "), 0";
if (EN->hasChain()) OS << "|OPFL_Chain";
if (EN->hasInFlag()) OS << "|OPFL_GlueInput";
void llvm::EmitMatcherTable(const Matcher *TheMatcher,
- const CodeGenDAGPatterns &CGP, raw_ostream &O) {
+ const CodeGenDAGPatterns &CGP,
+ bool useEmitRegister2,
+ raw_ostream &O) {
formatted_raw_ostream OS(O);
OS << "// The main instruction selector code.\n";
OS << "SDNode *SelectCode(SDNode *N) {\n";
- MatcherTableEmitter MatcherEmitter(CGP);
+ MatcherTableEmitter MatcherEmitter(CGP, useEmitRegister2);
- OS << " // Opcodes are emitted as 2 bytes, TARGET_OPCODE handles this.\n";
- OS << " #define TARGET_OPCODE(X) X & 255, unsigned(X) >> 8\n";
+ OS << " // Some target values are emitted as 2 bytes, TARGET_VAL handles\n";
+ OS << " // this.\n";
+ OS << " #define TARGET_VAL(X) X & 255, unsigned(X) >> 8\n";
OS << " static const unsigned char MatcherTable[] = {\n";
unsigned TotalSize = MatcherEmitter.EmitMatcherList(TheMatcher, 5, 0, OS);
OS << " 0\n }; // Total Array size is " << (TotalSize+1) << " bytes\n\n";
MatcherEmitter.EmitHistogram(TheMatcher, OS);
- OS << " #undef TARGET_OPCODE\n";
+ OS << " #undef TARGET_VAL\n";
OS << " return SelectCodeCommon(N, MatcherTable,sizeof(MatcherTable));\n}\n";
OS << '\n';