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Jit64: make use of ANDN again 

This time, make sure not to use it with immediates.
This commit is contained in:
Tillmann Karras 2015-08-14 05:51:31 +02:00
parent 5e9fe4cd13
commit e5a2334744
1 changed files with 15 additions and 4 deletions
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19
Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
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@ -676,7 +676,11 @@ void Jit64::boolX(UGeckoInstruction inst)
} }
else if (inst.SUBOP10 == 60) // andcx else if (inst.SUBOP10 == 60) // andcx
{ {
if (a == b) if (cpu_info.bBMI1 && gpr.R(b).IsSimpleReg() && !gpr.R(s).IsImm())
{
ANDN(32, gpr.RX(a), gpr.RX(b), gpr.R(s));
}
else if (a == b)
{ {
NOT(32, gpr.R(a)); NOT(32, gpr.R(a));
AND(32, gpr.R(a), operand); AND(32, gpr.R(a), operand);
@ -745,9 +749,16 @@ void Jit64::boolX(UGeckoInstruction inst)
} }
else if (inst.SUBOP10 == 60) // andcx else if (inst.SUBOP10 == 60) // andcx
{ {
MOV(32, gpr.R(a), gpr.R(b)); if (cpu_info.bBMI1 && gpr.R(b).IsSimpleReg() && !gpr.R(s).IsImm())
NOT(32, gpr.R(a)); {
AND(32, gpr.R(a), gpr.R(s)); ANDN(32, gpr.RX(a), gpr.RX(b), gpr.R(s));
}
else
{
MOV(32, gpr.R(a), gpr.R(b));
NOT(32, gpr.R(a));
AND(32, gpr.R(a), gpr.R(s));
}
} }
else if (inst.SUBOP10 == 444) // orx else if (inst.SUBOP10 == 444) // orx
{ {