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ITSTate: Correct ITState::Advance

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This commit is contained in:
MerryMage 2021-02-07 13:14:23 +00:00
parent 1c5f6882f0
commit 946dbb5818
1 changed files with 6 additions and 18 deletions
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24
src/frontend/A32/ITState.h
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@ -24,32 +24,20 @@ public:
IR::Cond Cond() const {
return static_cast<IR::Cond>(Common::Bits<4, 7>(value));
}
void Cond(IR::Cond cond) {
value = Common::ModifyBits<4, 7>(value, static_cast<u8>(cond));
}
u8 Mask() const {
return Common::Bits<0, 3>(value);
}
void Mask(u8 mask) {
value = Common::ModifyBits<0, 3>(value, mask);
}
bool IsInITBlock() const {
return Mask() != 0b0000;
return Common::Bits<0, 3>(value) != 0b0000;
}
bool IsLastInITBlock() const {
return Mask() == 0b1000;
return Common::Bits<0, 3>(value) == 0b1000;
}
ITState Advance() const {
ITState result{*this};
result.Mask(result.Mask() << 1);
if (result.Mask() == 0) {
return ITState{0};
if (Common::Bits<0, 2>(value) == 0b000) {
return ITState{0b00000000};
}
return result;
return ITState{Common::ModifyBits<0, 4>(value, static_cast<u8>(Common::Bits<0, 4>(value) << 1))};
}
u8 Value() const {
@ -57,7 +45,7 @@ public:
}
private:
u8 value;
u8 value = 0;
};
inline bool operator==(ITState lhs, ITState rhs) {