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https://github.com/c64scene-ar/llvm-6502.git
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035dfbe7f2
* Fixed file headers to be consistent with the rest of LLVM * Other minor fixes git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3278 91177308-0d34-0410-b5e6-96231b3b80d8
82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
//===-- llvm/CodeGen/SparcInstrSelectionSupport.h ---------------*- C++ -*-===//
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//
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//
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//
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//===----------------------------------------------------------------------===//
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#ifndef SPARC_INSTR_SELECTION_SUPPORT_h
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#define SPARC_INSTR_SELECTION_SUPPORT_h
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#include "llvm/DerivedTypes.h"
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inline MachineOpCode
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ChooseLoadInstruction(const Type *DestTy)
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{
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switch (DestTy->getPrimitiveID()) {
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case Type::BoolTyID:
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case Type::UByteTyID: return LDUB;
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case Type::SByteTyID: return LDSB;
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case Type::UShortTyID: return LDUH;
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case Type::ShortTyID: return LDSH;
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case Type::UIntTyID: return LDUW;
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case Type::IntTyID: return LDSW;
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case Type::PointerTyID:
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case Type::ULongTyID:
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case Type::LongTyID: return LDX;
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case Type::FloatTyID: return LD;
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case Type::DoubleTyID: return LDD;
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default: assert(0 && "Invalid type for Load instruction");
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}
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return 0;
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}
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inline MachineOpCode
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ChooseStoreInstruction(const Type *DestTy)
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{
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switch (DestTy->getPrimitiveID()) {
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case Type::BoolTyID:
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case Type::UByteTyID:
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case Type::SByteTyID: return STB;
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case Type::UShortTyID:
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case Type::ShortTyID: return STH;
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case Type::UIntTyID:
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case Type::IntTyID: return STW;
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case Type::PointerTyID:
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case Type::ULongTyID:
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case Type::LongTyID: return STX;
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case Type::FloatTyID: return ST;
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case Type::DoubleTyID: return STD;
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default: assert(0 && "Invalid type for Store instruction");
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}
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return 0;
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}
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inline MachineOpCode
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ChooseAddInstructionByType(const Type* resultType)
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{
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MachineOpCode opCode = INVALID_OPCODE;
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if (resultType->isIntegral() ||
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isa<PointerType>(resultType) ||
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isa<FunctionType>(resultType) ||
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resultType == Type::LabelTy ||
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resultType == Type::BoolTy)
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{
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opCode = ADD;
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}
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else
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switch(resultType->getPrimitiveID())
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{
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case Type::FloatTyID: opCode = FADDS; break;
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case Type::DoubleTyID: opCode = FADDD; break;
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default: assert(0 && "Invalid type for ADD instruction"); break;
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}
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return opCode;
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}
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#endif
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