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Jit64: Don't flush the regcache on bcx

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This commit is contained in:
degasus 2014-06-02 14:32:00 +02:00
parent 0cd9eea99e
commit 541bfd071e
1 changed files with 11 additions and 7 deletions
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18
Source/Core/Core/PowerPC/Jit64/Jit_Branch.cpp
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@ -104,17 +104,14 @@ void Jit64::bcx(UGeckoInstruction inst)
// USES_CR
gpr.Flush();
fpr.Flush();
FixupBranch pCTRDontBranch;
if ((inst.BO & BO_DONT_DECREMENT_FLAG) == 0) // Decrement and test CTR
{
SUB(32, M(&CTR), Imm8(1));
if (inst.BO & BO_BRANCH_IF_CTR_0)
pCTRDontBranch = J_CC(CC_NZ);
pCTRDontBranch = J_CC(CC_NZ, true);
else
pCTRDontBranch = J_CC(CC_Z);
pCTRDontBranch = J_CC(CC_Z, true);
}
FixupBranch pConditionDontBranch;
@ -122,9 +119,9 @@ void Jit64::bcx(UGeckoInstruction inst)
{
TEST(8, M(&PowerPC::ppcState.cr_fast[inst.BI >> 2]), Imm8(8 >> (inst.BI & 3)));
if (inst.BO & BO_BRANCH_IF_TRUE) // Conditional branch
pConditionDontBranch = J_CC(CC_Z);
pConditionDontBranch = J_CC(CC_Z, true);
else
pConditionDontBranch = J_CC(CC_NZ);
pConditionDontBranch = J_CC(CC_NZ, true);
}
if (inst.LK)
@ -135,6 +132,9 @@ void Jit64::bcx(UGeckoInstruction inst)
destination = SignExt16(inst.BD << 2);
else
destination = js.compilerPC + SignExt16(inst.BD << 2);
gpr.Flush(false);
fpr.Flush(false);
WriteExit(destination);
if ((inst.BO & BO_DONT_CHECK_CONDITION) == 0)
@ -143,7 +143,11 @@ void Jit64::bcx(UGeckoInstruction inst)
SetJumpTarget( pCTRDontBranch );
if (!analyzer.HasOption(PPCAnalyst::PPCAnalyzer::OPTION_CONDITIONAL_CONTINUE))
{
gpr.Flush();
fpr.Flush();
WriteExit(js.compilerPC + 4);
}
}
void Jit64::bcctrx(UGeckoInstruction inst)