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Implement coprocessor-related microinstructions

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* CoprocInternalOperation
* CoprocSendOneWord
* CoprocSendTwoWords
* CoprocGetOneWord
* CoprocGetTwoWords
* CoprocLoadWords
* CoprocStoreWords
This commit is contained in:
MerryMage 2016-12-31 11:17:47 +00:00 • committed by Merry
parent b3ae57619d
commit 48693eb6ff
6 changed files with 312 additions and 1 deletions
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74
src/frontend/ir/ir_emitter.cpp
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@ -709,6 +709,80 @@ Value IREmitter::ExclusiveWriteMemory64(const Value& vaddr, const Value& value_l
}
}
void IREmitter::CoprocInternalOperation(size_t coproc_no, bool two, size_t opc1, Arm::CoprocReg CRd, Arm::CoprocReg CRn, Arm::CoprocReg CRm, size_t opc2) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(opc1),
static_cast<u8>(CRd),
static_cast<u8>(CRn),
static_cast<u8>(CRm),
static_cast<u8>(opc2)};
Inst(Opcode::CoprocInternalOperation, {Value(coproc_info)});
}
void IREmitter::CoprocSendOneWord(size_t coproc_no, bool two, size_t opc1, Arm::CoprocReg CRn, Arm::CoprocReg CRm, size_t opc2, const Value& word) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(opc1),
static_cast<u8>(CRn),
static_cast<u8>(CRm),
static_cast<u8>(opc2)};
Inst(Opcode::CoprocSendOneWord, {Value(coproc_info), word});
}
void IREmitter::CoprocSendTwoWords(size_t coproc_no, bool two, size_t opc, Arm::CoprocReg CRm, const Value& word1, const Value& word2) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(opc),
static_cast<u8>(CRm)};
Inst(Opcode::CoprocSendTwoWords, {Value(coproc_info), word1, word2});
}
Value IREmitter::CoprocGetOneWord(size_t coproc_no, bool two, size_t opc1, Arm::CoprocReg CRn, Arm::CoprocReg CRm, size_t opc2) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(opc1),
static_cast<u8>(CRn),
static_cast<u8>(CRm),
static_cast<u8>(opc2)};
return Inst(Opcode::CoprocGetOneWord, {Value(coproc_info)});
}
Value IREmitter::CoprocGetTwoWords(size_t coproc_no, bool two, size_t opc, Arm::CoprocReg CRm) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(opc),
static_cast<u8>(CRm)};
return Inst(Opcode::CoprocGetTwoWords, {Value(coproc_info)});
}
void IREmitter::CoprocLoadWords(size_t coproc_no, bool two, bool long_transfer, Arm::CoprocReg CRd, const Value& address, bool has_option, u8 option) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(long_transfer ? 1 : 0),
static_cast<u8>(CRd),
static_cast<u8>(has_option ? 1 : 0),
static_cast<u8>(option)};
Inst(Opcode::CoprocLoadWords, {Value(coproc_info), address});
}
void IREmitter::CoprocStoreWords(size_t coproc_no, bool two, bool long_transfer, Arm::CoprocReg CRd, const Value& address, bool has_option, u8 option) {
ASSERT(coproc_no <= 15);
std::array<u8, 8> coproc_info{static_cast<u8>(coproc_no),
static_cast<u8>(two ? 1 : 0),
static_cast<u8>(long_transfer ? 1 : 0),
static_cast<u8>(CRd),
static_cast<u8>(has_option ? 1 : 0),
static_cast<u8>(option)};
Inst(Opcode::CoprocStoreWords, {Value(coproc_info), address});
}
void IREmitter::Breakpoint() {
Inst(Opcode::Breakpoint, {});
}