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Don't generate getCalleeSaveReg and getCalleeSaveRegClasses anymore.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28376 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-05-18 00:08:46 +00:00
parent f0dee9b36a
commit 764811f145
3 changed files with 0 additions and 40 deletions
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3
utils/TableGen/CodeGenTarget.cpp
View File

@ -108,9 +108,6 @@ CodeGenTarget::CodeGenTarget() {
if (Targets.size() != 1)
throw std::string("ERROR: Multiple subclasses of Target defined!");
TargetRec = Targets[0];
// Read in all of the CalleeSavedRegisters.
CalleeSavedRegisters =TargetRec->getValueAsListOfDefs("CalleeSavedRegisters");
}

5
utils/TableGen/CodeGenTarget.h
View File

@ -42,7 +42,6 @@ std::string getEnumName(MVT::ValueType T);
///
class CodeGenTarget {
Record *TargetRec;
std::vector<Record*> CalleeSavedRegisters;
mutable std::map<std::string, CodeGenInstruction> Instructions;
mutable std::vector<CodeGenRegister> Registers;
@ -58,10 +57,6 @@ public:
Record *getTargetRecord() const { return TargetRec; }
const std::string &getName() const;
const std::vector<Record*> &getCalleeSavedRegisters() const {
return CalleeSavedRegisters;
}
/// getInstructionSet - Return the InstructionSet object.
///
Record *getInstructionSet() const;

32
utils/TableGen/RegisterInfoEmitter.cpp
View File

@ -59,8 +59,6 @@ void RegisterInfoEmitter::runHeader(std::ostream &OS) {
OS << "struct " << ClassName << " : public MRegisterInfo {\n"
<< " " << ClassName
<< "(int CallFrameSetupOpcode = -1, int CallFrameDestroyOpcode = -1);\n"
<< " const unsigned* getCalleeSaveRegs() const;\n"
<< " const TargetRegisterClass* const *getCalleeSaveRegClasses() const;\n"
<< " int getDwarfRegNum(unsigned RegNum) const;\n"
<< "};\n\n";
@ -333,36 +331,6 @@ void RegisterInfoEmitter::run(std::ostream &OS) {
<< ", RegisterClasses, RegisterClasses+" << RegisterClasses.size() <<",\n "
<< " CallFrameSetupOpcode, CallFrameDestroyOpcode) {}\n\n";
// Emit the getCalleeSaveRegs method.
OS << "const unsigned* " << ClassName << "::getCalleeSaveRegs() const {\n"
<< " static const unsigned CalleeSaveRegs[] = {\n ";
const std::vector<Record*> &CSR = Target.getCalleeSavedRegisters();
for (unsigned i = 0, e = CSR.size(); i != e; ++i)
OS << getQualifiedName(CSR[i]) << ", ";
OS << " 0\n };\n return CalleeSaveRegs;\n}\n\n";
// Emit information about the callee saved register classes.
OS << "const TargetRegisterClass* const*\n" << ClassName
<< "::getCalleeSaveRegClasses() const {\n"
<< " static const TargetRegisterClass * const "
<< "CalleeSaveRegClasses[] = {\n ";
for (unsigned i = 0, e = CSR.size(); i != e; ++i) {
Record *R = CSR[i];
std::multimap<Record*, const CodeGenRegisterClass*>::iterator I, E;
tie(I, E) = RegClassesBelongedTo.equal_range(R);
if (I == E)
throw "Callee saved register '" + R->getName() +
"' must belong to a register class for spilling.\n";
const CodeGenRegisterClass *RC = (I++)->second;
for (; I != E; ++I)
if (RC->SpillSize < I->second->SpillSize)
RC = I->second;
OS << "&" << getQualifiedName(RC->TheDef) << "RegClass, ";
}
OS << " 0\n };\n return CalleeSaveRegClasses;\n}\n\n";
// Emit information about the dwarf register numbers.
OS << "int " << ClassName << "::getDwarfRegNum(unsigned RegNum) const {\n";
OS << " static const int DwarfRegNums[] = { -1, // NoRegister";