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Merge pull request #2867 from Tilka/mtspr_hid0 

Jit64: implement HID0 case of mtspr
This commit is contained in:
flacs 2015-08-21 21:04:35 +02:00
parent 01aea965ba 1c78c7b864
commit bb7f3d1822
1 changed files with 19 additions and 4 deletions
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23
Source/Core/Core/PowerPC/Jit64/Jit_SystemRegisters.cpp
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@ -175,6 +175,11 @@ FixupBranch Jit64::JumpIfCRFieldBit(int field, int bit, bool jump_if_set)
return FixupBranch(); return FixupBranch();
} }
static void DoICacheReset()
{
PowerPC::ppcState.iCache.Reset();
}
void Jit64::mtspr(UGeckoInstruction inst) void Jit64::mtspr(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START
@ -193,13 +198,9 @@ void Jit64::mtspr(UGeckoInstruction inst)
case SPR_SRR0: case SPR_SRR0:
case SPR_SRR1: case SPR_SRR1:
// These are safe to do the easy way, see the bottom of this function.
break;
case SPR_LR: case SPR_LR:
case SPR_CTR: case SPR_CTR:
// These are safe to do the easy way, see the bottom of this function.
break;
case SPR_GQR0: case SPR_GQR0:
case SPR_GQR0 + 1: case SPR_GQR0 + 1:
@ -230,6 +231,20 @@ void Jit64::mtspr(UGeckoInstruction inst)
gpr.UnlockAll(); gpr.UnlockAll();
return; return;
case SPR_HID0:
{
gpr.BindToRegister(d, true, false);
BTR(32, gpr.R(d), Imm8(31 - 20)); // ICFI
MOV(32, PPCSTATE(spr[iIndex]), gpr.R(d));
FixupBranch dont_reset_icache = J_CC(CC_NC);
BitSet32 regs = CallerSavedRegistersInUse();
ABI_PushRegistersAndAdjustStack(regs, 0);
ABI_CallFunction((void*)DoICacheReset);
ABI_PopRegistersAndAdjustStack(regs, 0);
SetJumpTarget(dont_reset_icache);
break;
}
default: default:
FALLBACK_IF(true); FALLBACK_IF(true);
} }