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jit_state: Split off CPSR.NZCV

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This commit is contained in:
MerryMage 2017-12-09 15:42:47 +00:00
parent a3432102b8
commit 19a7fb8992
12 changed files with 182 additions and 94 deletions
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13
src/backend_x64/jitstate.cpp
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@ -45,8 +45,15 @@ namespace BackendX64 {
*/
u32 JitState::Cpsr() const {
ASSERT((CPSR_nzcv & ~0xF0000000) == 0);
ASSERT((CPSR_q & ~1) == 0);
ASSERT((CPSR_et & ~3) == 0);
ASSERT((CPSR_jaifm & ~0x010001DF) == 0);
u32 cpsr = 0;
// NZCV flags
cpsr |= CPSR_nzcv;
// Q flag
cpsr |= CPSR_q ? 1 << 27 : 0;
// GE flags
@ -58,12 +65,14 @@ u32 JitState::Cpsr() const {
cpsr |= Common::Bit<1>(CPSR_et) ? 1 << 9 : 0;
cpsr |= Common::Bit<0>(CPSR_et) ? 1 << 5 : 0;
// Other flags
cpsr |= CPSR_other;
cpsr |= CPSR_jaifm;
return cpsr;
}
void JitState::SetCpsr(u32 cpsr) {
// NZCV flags
CPSR_nzcv = cpsr & 0xF0000000;
// Q flag
CPSR_q = Common::Bit<27>(cpsr) ? 1 : 0;
// GE flags
@ -77,7 +86,7 @@ void JitState::SetCpsr(u32 cpsr) {
CPSR_et |= Common::Bit<9>(cpsr) ? 2 : 0;
CPSR_et |= Common::Bit<5>(cpsr) ? 1 : 0;
// Other flags
CPSR_other = cpsr & 0xF7F0FDDF;
CPSR_jaifm = cpsr & 0x07F0FDDF;
}
void JitState::ResetRSB() {