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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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19
src/frontend/ir/microinstruction.cpp
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@@ -213,6 +213,22 @@ bool Inst::AltersExclusiveState() const {
IsExclusiveMemoryWrite();
}
bool Inst::IsCoprocessorInstruction() const {
switch (op) {
case Opcode::CoprocInternalOperation:
case Opcode::CoprocSendOneWord:
case Opcode::CoprocSendTwoWords:
case Opcode::CoprocGetOneWord:
case Opcode::CoprocGetTwoWords:
case Opcode::CoprocLoadWords:
case Opcode::CoprocStoreWords:
return true;
default:
return false;
}
}
bool Inst::MayHaveSideEffects() const {
return op == Opcode::PushRSB ||
CausesCPUException() ||
@@ -220,7 +236,8 @@ bool Inst::MayHaveSideEffects() const {
WritesToCPSR() ||
WritesToFPSCR() ||
AltersExclusiveState() ||
IsMemoryWrite();
IsMemoryWrite() ||
IsCoprocessorInstruction();
}
void Inst::DecrementRemainingUses() {