Implemented more JIT instructions

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6008 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
dok.slade 2010-07-30 21:28:20 +00:00
parent 87043879f8
commit 12be9952ab
5 changed files with 771 additions and 138 deletions

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@ -524,7 +524,7 @@ const u8* Jit64::DoJit(u32 em_address, PPCAnalyst::CodeBuffer *code_buf, JitBloc
js.compilerPC = ops[i].address; js.compilerPC = ops[i].address;
js.op = &ops[i]; js.op = &ops[i];
js.instructionNumber = i; js.instructionNumber = i;
const GekkoOPInfo *opinfo = GetOpInfo(ops[i].inst); const GekkoOPInfo *opinfo = ops[i].opinfo;
js.downcountAmount += (opinfo->numCyclesMinusOne + 1); js.downcountAmount += (opinfo->numCyclesMinusOne + 1);
if (i == (int)size - 1) if (i == (int)size - 1)

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@ -169,9 +169,15 @@ public:
void DynaRunTable63(UGeckoInstruction _inst); void DynaRunTable63(UGeckoInstruction _inst);
void addx(UGeckoInstruction inst); void addx(UGeckoInstruction inst);
void addcx(UGeckoInstruction inst);
void orx(UGeckoInstruction inst); void orx(UGeckoInstruction inst);
void orcx(UGeckoInstruction inst);
void norx(UGeckoInstruction inst);
void xorx(UGeckoInstruction inst); void xorx(UGeckoInstruction inst);
void eqvx(UGeckoInstruction inst);
void andx(UGeckoInstruction inst); void andx(UGeckoInstruction inst);
void nandx(UGeckoInstruction inst);
void andcx(UGeckoInstruction inst);
void mulli(UGeckoInstruction inst); void mulli(UGeckoInstruction inst);
void mulhwux(UGeckoInstruction inst); void mulhwux(UGeckoInstruction inst);
void mullwx(UGeckoInstruction inst); void mullwx(UGeckoInstruction inst);
@ -179,6 +185,8 @@ public:
void srawix(UGeckoInstruction inst); void srawix(UGeckoInstruction inst);
void srawx(UGeckoInstruction inst); void srawx(UGeckoInstruction inst);
void addex(UGeckoInstruction inst); void addex(UGeckoInstruction inst);
void addmex(UGeckoInstruction inst);
void addzex(UGeckoInstruction inst);
void extsbx(UGeckoInstruction inst); void extsbx(UGeckoInstruction inst);
void extshx(UGeckoInstruction inst); void extshx(UGeckoInstruction inst);
@ -198,6 +206,17 @@ public:
void mftb(UGeckoInstruction inst); void mftb(UGeckoInstruction inst);
void mtcrf(UGeckoInstruction inst); void mtcrf(UGeckoInstruction inst);
void mfcr(UGeckoInstruction inst); void mfcr(UGeckoInstruction inst);
void mcrf(UGeckoInstruction inst);
void mcrxr(UGeckoInstruction inst);
void crand(UGeckoInstruction inst);
void crandc(UGeckoInstruction inst);
void creqv(UGeckoInstruction inst);
void crnand(UGeckoInstruction inst);
void crnor(UGeckoInstruction inst);
void cror(UGeckoInstruction inst);
void crorc(UGeckoInstruction inst);
void crxor(UGeckoInstruction inst);
void reg_imm(UGeckoInstruction inst); void reg_imm(UGeckoInstruction inst);
@ -247,6 +266,8 @@ public:
void subfcx(UGeckoInstruction inst); void subfcx(UGeckoInstruction inst);
void subfx(UGeckoInstruction inst); void subfx(UGeckoInstruction inst);
void subfex(UGeckoInstruction inst); void subfex(UGeckoInstruction inst);
void subfmex(UGeckoInstruction inst);
void subfzex(UGeckoInstruction inst);
void lbzx(UGeckoInstruction inst); void lbzx(UGeckoInstruction inst);
void lwzx(UGeckoInstruction inst); void lwzx(UGeckoInstruction inst);

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@ -174,17 +174,17 @@ static GekkoOPTemplate table19[] =
{ {
{528, &Jit64::bcctrx}, //"bcctrx", OPTYPE_BRANCH, FL_ENDBLOCK}}, {528, &Jit64::bcctrx}, //"bcctrx", OPTYPE_BRANCH, FL_ENDBLOCK}},
{16, &Jit64::bclrx}, //"bclrx", OPTYPE_BRANCH, FL_ENDBLOCK}}, {16, &Jit64::bclrx}, //"bclrx", OPTYPE_BRANCH, FL_ENDBLOCK}},
{257, &Jit64::Default}, //"crand", OPTYPE_CR, FL_EVIL}}, {257, &Jit64::crand}, //"crand", OPTYPE_CR, FL_EVIL}},
{129, &Jit64::Default}, //"crandc", OPTYPE_CR, FL_EVIL}}, {129, &Jit64::crandc}, //"crandc", OPTYPE_CR, FL_EVIL}},
{289, &Jit64::Default}, //"creqv", OPTYPE_CR, FL_EVIL}}, {289, &Jit64::creqv}, //"creqv", OPTYPE_CR, FL_EVIL}},
{225, &Jit64::Default}, //"crnand", OPTYPE_CR, FL_EVIL}}, {225, &Jit64::crnand}, //"crnand", OPTYPE_CR, FL_EVIL}},
{33, &Jit64::Default}, //"crnor", OPTYPE_CR, FL_EVIL}}, {33, &Jit64::crnor}, //"crnor", OPTYPE_CR, FL_EVIL}},
{449, &Jit64::Default}, //"cror", OPTYPE_CR, FL_EVIL}}, {449, &Jit64::cror}, //"cror", OPTYPE_CR, FL_EVIL}},
{417, &Jit64::Default}, //"crorc", OPTYPE_CR, FL_EVIL}}, {417, &Jit64::crorc}, //"crorc", OPTYPE_CR, FL_EVIL}},
{193, &Jit64::Default}, //"crxor", OPTYPE_CR, FL_EVIL}}, {193, &Jit64::crxor}, //"crxor", OPTYPE_CR, FL_EVIL}},
{150, &Jit64::DoNothing}, //"isync", OPTYPE_ICACHE, FL_EVIL}}, {150, &Jit64::DoNothing}, //"isync", OPTYPE_ICACHE, FL_EVIL}},
{0, &Jit64::Default}, //"mcrf", OPTYPE_SYSTEM, FL_EVIL}}, {0, &Jit64::mcrf}, //"mcrf", OPTYPE_SYSTEM, FL_EVIL}},
{50, &Jit64::rfi}, //"rfi", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS, 1}}, {50, &Jit64::rfi}, //"rfi", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS, 1}},
{18, &Jit64::Default}, //"rfid", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS}} {18, &Jit64::Default}, //"rfid", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS}}
@ -194,13 +194,13 @@ static GekkoOPTemplate table19[] =
static GekkoOPTemplate table31[] = static GekkoOPTemplate table31[] =
{ {
{28, &Jit64::andx}, //"andx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {28, &Jit64::andx}, //"andx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{60, &Jit64::Default}, //"andcx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {60, &Jit64::andcx}, //"andcx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{444, &Jit64::orx}, //"orx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {444, &Jit64::orx}, //"orx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{124, &Jit64::Default}, //"norx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {124, &Jit64::norx}, //"norx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{316, &Jit64::xorx}, //"xorx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {316, &Jit64::xorx}, //"xorx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{412, &Jit64::Default}, //"orcx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {412, &Jit64::orcx}, //"orcx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{476, &Jit64::Default}, //"nandx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {476, &Jit64::nandx}, //"nandx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{284, &Jit64::Default}, //"eqvx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}}, {284, &Jit64::eqvx}, //"eqvx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_SB | FL_RC_BIT}},
{0, &Jit64::cmpXX}, //"cmp", OPTYPE_INTEGER, FL_IN_AB | FL_SET_CRn}}, {0, &Jit64::cmpXX}, //"cmp", OPTYPE_INTEGER, FL_IN_AB | FL_SET_CRn}},
{32, &Jit64::cmpXX}, //"cmpl", OPTYPE_INTEGER, FL_IN_AB | FL_SET_CRn}}, {32, &Jit64::cmpXX}, //"cmpl", OPTYPE_INTEGER, FL_IN_AB | FL_SET_CRn}},
{26, &Jit64::cntlzwx}, //"cntlzwx",OPTYPE_INTEGER, FL_OUT_A | FL_IN_S | FL_RC_BIT}}, {26, &Jit64::cntlzwx}, //"cntlzwx",OPTYPE_INTEGER, FL_OUT_A | FL_IN_S | FL_RC_BIT}},
@ -287,7 +287,7 @@ static GekkoOPTemplate table31[] =
{339, &Jit64::mfspr}, //"mfspr", OPTYPE_SPR, FL_OUT_D}}, {339, &Jit64::mfspr}, //"mfspr", OPTYPE_SPR, FL_OUT_D}},
{467, &Jit64::mtspr}, //"mtspr", OPTYPE_SPR, 0, 2}}, {467, &Jit64::mtspr}, //"mtspr", OPTYPE_SPR, 0, 2}},
{371, &Jit64::mftb}, //"mftb", OPTYPE_SYSTEM, FL_OUT_D | FL_TIMER}}, {371, &Jit64::mftb}, //"mftb", OPTYPE_SYSTEM, FL_OUT_D | FL_TIMER}},
{512, &Jit64::Default}, //"mcrxr", OPTYPE_SYSTEM, 0}}, {512, &Jit64::mcrxr}, //"mcrxr", OPTYPE_SYSTEM, 0}},
{595, &Jit64::Default}, //"mfsr", OPTYPE_SYSTEM, FL_OUT_D, 2}}, {595, &Jit64::Default}, //"mfsr", OPTYPE_SYSTEM, FL_OUT_D, 2}},
{659, &Jit64::Default}, //"mfsrin", OPTYPE_SYSTEM, FL_OUT_D, 2}}, {659, &Jit64::Default}, //"mfsrin", OPTYPE_SYSTEM, FL_OUT_D, 2}},
@ -307,10 +307,10 @@ static GekkoOPTemplate table31[] =
static GekkoOPTemplate table31_2[] = static GekkoOPTemplate table31_2[] =
{ {
{266, &Jit64::addx}, //"addx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}}, {266, &Jit64::addx}, //"addx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{10, &Jit64::Default}, //"addcx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_SET_CA | FL_RC_BIT}}, {10, &Jit64::addcx}, //"addcx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_SET_CA | FL_RC_BIT}},
{138, &Jit64::addex}, //"addex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {138, &Jit64::addex}, //"addex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
{234, &Jit64::Default}, //"addmex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {234, &Jit64::addmex}, //"addmex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
{202, &Jit64::Default}, //"addzex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {202, &Jit64::addzex}, //"addzex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
{491, &Jit64::Default}, //"divwx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 39}}, {491, &Jit64::Default}, //"divwx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 39}},
{459, &Jit64::divwux}, //"divwux", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 39}}, {459, &Jit64::divwux}, //"divwux", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 39}},
{75, &Jit64::Default}, //"mulhwx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 4}}, {75, &Jit64::Default}, //"mulhwx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 4}},
@ -320,8 +320,8 @@ static GekkoOPTemplate table31_2[] =
{40, &Jit64::subfx}, //"subfx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}}, {40, &Jit64::subfx}, //"subfx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{8, &Jit64::subfcx}, //"subfcx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_SET_CA | FL_RC_BIT}}, {8, &Jit64::subfcx}, //"subfcx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_SET_CA | FL_RC_BIT}},
{136, &Jit64::subfex}, //"subfex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {136, &Jit64::subfex}, //"subfex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
{232, &Jit64::Default}, //"subfmex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {232, &Jit64::subfmex}, //"subfmex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
{200, &Jit64::Default}, //"subfzex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}}, {200, &Jit64::subfzex}, //"subfzex", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_READ_CA | FL_SET_CA | FL_RC_BIT}},
}; };
static GekkoOPTemplate table59[] = static GekkoOPTemplate table59[] =

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@ -28,29 +28,42 @@
void Jit64::GenerateCarry() { void Jit64::GenerateCarry() {
// USES_XER // USES_XER
FixupBranch pNoCarry = J_CC(CC_NC); FixupBranch pNoCarry = J_CC(CC_NC);
OR(32, M(&PowerPC::ppcState.spr[SPR_XER]), Imm32(1 << 29)); OR(32, M(&PowerPC::ppcState.spr[SPR_XER]), Imm32(XER_CA_MASK));
FixupBranch pContinue = J(); FixupBranch pContinue = J();
SetJumpTarget(pNoCarry); SetJumpTarget(pNoCarry);
AND(32, M(&PowerPC::ppcState.spr[SPR_XER]), Imm32(~(1 << 29))); AND(32, M(&PowerPC::ppcState.spr[SPR_XER]), Imm32(~(XER_CA_MASK)));
SetJumpTarget(pContinue); SetJumpTarget(pContinue);
} }
void Jit64::ComputeRC(const Gen::OpArg & arg) { void Jit64::ComputeRC(const Gen::OpArg & arg) {
CMP(32, arg, Imm8(0)); if( arg.IsImm() )
FixupBranch pLesser = J_CC(CC_L); {
FixupBranch pGreater = J_CC(CC_G); s32 value = (s32)arg.offset;
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x2)); // _x86Reg == 0 if( value < 0 )
FixupBranch continue1 = J(); MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x8));
else if( value > 0 )
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x4));
else
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x2));
}
else
{
CMP(32, arg, Imm8(0));
FixupBranch pLesser = J_CC(CC_L);
FixupBranch pGreater = J_CC(CC_G);
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x2)); // _x86Reg == 0
FixupBranch continue1 = J();
SetJumpTarget(pGreater); SetJumpTarget(pGreater);
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x4)); // _x86Reg > 0 MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x4)); // _x86Reg > 0
FixupBranch continue2 = J(); FixupBranch continue2 = J();
SetJumpTarget(pLesser); SetJumpTarget(pLesser);
MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x8)); // _x86Reg < 0 MOV(8, M(&PowerPC::ppcState.cr_fast[0]), Imm8(0x8)); // _x86Reg < 0
SetJumpTarget(continue1); SetJumpTarget(continue1);
SetJumpTarget(continue2); SetJumpTarget(continue2);
}
} }
u32 Add(u32 a, u32 b) {return a + b;} u32 Add(u32 a, u32 b) {return a + b;}
@ -139,6 +152,7 @@ void Jit64::reg_imm(UGeckoInstruction inst)
// FIXME: Seems to be required on OS X (see r5799) // FIXME: Seems to be required on OS X (see r5799)
gpr.StoreFromX64(d); gpr.StoreFromX64(d);
#endif #endif
js.downcountAmount++;
js.skipnext = true; js.skipnext = true;
break; break;
} }
@ -148,6 +162,7 @@ void Jit64::reg_imm(UGeckoInstruction inst)
// FIXME: Seems to be required on OS X (see r5799) // FIXME: Seems to be required on OS X (see r5799)
gpr.StoreFromX64(d); gpr.StoreFromX64(d);
#endif #endif
js.downcountAmount++;
js.skipnext = true; js.skipnext = true;
break; break;
} }
@ -365,6 +380,67 @@ void Jit64::orx(UGeckoInstruction inst)
} }
} }
void Jit64::orcx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, s = inst.RS, b = inst.RB;
if (a != s && a != b) {
gpr.LoadToX64(a, false, true);
} else {
gpr.LoadToX64(a, true, true);
}
gpr.Lock(a, s, b);
MOV(32, R(EAX), gpr.R(b));
NOT(32, R(EAX));
OR(32, R(EAX), gpr.R(s));
MOV(32, gpr.R(a), R(EAX));
gpr.UnlockAll();
if (inst.Rc) {
// result is already in eax
ComputeRC(R(EAX));
}
}
void Jit64::norx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA;
int s = inst.RS;
int b = inst.RB;
if (s == b && s != a)
{
gpr.Lock(a,s);
gpr.LoadToX64(a, false);
MOV(32, gpr.R(a), gpr.R(s));
NOT(32, gpr.R(a));
gpr.UnlockAll();
}
else
{
gpr.Lock(a, s, b);
gpr.LoadToX64(a, (a == s || a == b), true);
if (a == s)
OR(32, gpr.R(a), gpr.R(b));
else if (a == b)
OR(32, gpr.R(a), gpr.R(s));
else {
MOV(32, gpr.R(a), gpr.R(b));
OR(32, gpr.R(a), gpr.R(s));
}
NOT(32, gpr.R(a));
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(a));
}
}
// m_GPR[_inst.RA] = m_GPR[_inst.RS] ^ m_GPR[_inst.RB]; // m_GPR[_inst.RA] = m_GPR[_inst.RS] ^ m_GPR[_inst.RB];
void Jit64::xorx(UGeckoInstruction inst) void Jit64::xorx(UGeckoInstruction inst)
@ -394,6 +470,34 @@ void Jit64::xorx(UGeckoInstruction inst)
} }
} }
void Jit64::eqvx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA;
int s = inst.RS;
int b = inst.RB;
if (s == b) {
gpr.SetImmediate32(a, 0);
}
else
{
gpr.LoadToX64(a, a == s || a == b, true);
gpr.Lock(a, s, b);
MOV(32, R(EAX), gpr.R(s));
XOR(32, R(EAX), gpr.R(b));
NOT(32, R(EAX));
MOV(32, gpr.R(a), R(EAX));
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(a));
}
}
void Jit64::andx(UGeckoInstruction inst) void Jit64::andx(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START
@ -416,6 +520,52 @@ void Jit64::andx(UGeckoInstruction inst)
} }
} }
void Jit64::nandx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, s = inst.RS, b = inst.RB;
if (a != s && a != b) {
gpr.LoadToX64(a, false, true);
} else {
gpr.LoadToX64(a, true, true);
}
gpr.Lock(a, s, b);
MOV(32, R(EAX), gpr.R(s));
AND(32, R(EAX), gpr.R(b));
NOT(32, R(EAX));
MOV(32, gpr.R(a), R(EAX));
gpr.UnlockAll();
if (inst.Rc) {
// result is already in eax
ComputeRC(R(EAX));
}
}
void Jit64::andcx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, s = inst.RS, b = inst.RB;
if (a != s && a != b) {
gpr.LoadToX64(a, false, true);
} else {
gpr.LoadToX64(a, true, true);
}
gpr.Lock(a, s, b);
MOV(32, R(EAX), gpr.R(b));
NOT(32, R(EAX));
AND(32, R(EAX), gpr.R(s));
MOV(32, gpr.R(a), R(EAX));
gpr.UnlockAll();
if (inst.Rc) {
// result is already in eax
ComputeRC(R(EAX));
}
}
void Jit64::extsbx(UGeckoInstruction inst) void Jit64::extsbx(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START
@ -542,6 +692,80 @@ void Jit64::subfex(UGeckoInstruction inst)
} }
} }
void Jit64::subfmex(UGeckoInstruction inst)
{
// USES_XER
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, d = inst.RD;
if (d == a)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, true);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
NOT(32, gpr.R(d));
ADC(32, gpr.R(d), Imm32(0xFFFFFFFF));
GenerateCarry();
gpr.UnlockAll();
}
else
{
gpr.Lock(a, d);
gpr.LoadToX64(d, false);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, gpr.R(d), gpr.R(a));
NOT(32, gpr.R(d));
ADC(32, gpr.R(d), Imm32(0xFFFFFFFF));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
}
void Jit64::subfzex(UGeckoInstruction inst)
{
// USES_XER
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, d = inst.RD;
if (d == a)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, true);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
NOT(32, gpr.R(d));
ADC(32, gpr.R(d), Imm8(0));
GenerateCarry();
gpr.UnlockAll();
}
else
{
gpr.Lock(a, d);
gpr.LoadToX64(d, false);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, gpr.R(d), gpr.R(a));
NOT(32, gpr.R(d));
ADC(32, gpr.R(d), Imm8(0));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
}
void Jit64::subfx(UGeckoInstruction inst) void Jit64::subfx(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START
@ -655,103 +879,178 @@ void Jit64::divwux(UGeckoInstruction inst)
void Jit64::addx(UGeckoInstruction inst) void Jit64::addx(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START
JITDISABLE(Integer) JITDISABLE(Integer)
int a = inst.RA, b = inst.RB, d = inst.RD; int a = inst.RA, b = inst.RB, d = inst.RD;
_assert_msg_(DYNA_REC, !inst.OE, "Add - OE enabled :("); _assert_msg_(DYNA_REC, !inst.OE, "Add - OE enabled :(");
if (a != d && b != d && a != b) if (gpr.R(a).IsSimpleReg() && gpr.R(b).IsSimpleReg())
{ {
gpr.Lock(a, b, d); gpr.Lock(a, b, d);
gpr.LoadToX64(d, false); gpr.LoadToX64(d, false);
if (gpr.R(a).IsSimpleReg() && gpr.R(b).IsSimpleReg()) { LEA(32, gpr.RX(d), MComplex(gpr.RX(a), gpr.RX(b), 1, 0));
LEA(32, gpr.RX(d), MComplex(gpr.RX(a), gpr.RX(b), 1, 0));
} else {
MOV(32, gpr.R(d), gpr.R(a));
ADD(32, gpr.R(d), gpr.R(b));
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
gpr.UnlockAll(); gpr.UnlockAll();
} }
else if (d == a && d != b) else if ((d == a) || (d == b))
{ {
gpr.Lock(b, d); int operand = ((d == a) ? b : a);
gpr.Lock(a, b, d);
gpr.LoadToX64(d, true); gpr.LoadToX64(d, true);
ADD(32, gpr.R(d), gpr.R(b)); ADD(32, gpr.R(d), gpr.R(operand));
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
gpr.UnlockAll();
}
else if (d == b && d != a)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, true);
ADD(32, gpr.R(d), gpr.R(a));
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
gpr.UnlockAll();
}
else if( a == b && b == d && a == d)
{
gpr.Lock(d);
gpr.LoadToX64(d, true);
ADD(32, gpr.R(d), gpr.R(d));
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
gpr.UnlockAll();
}
else if( a == b && b != d)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, false);
MOV(32, gpr.R(d), gpr.R(a));
ADD(32, gpr.R(d), gpr.R(d));
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
gpr.UnlockAll(); gpr.UnlockAll();
} }
else else
{ {
Default(inst); return; gpr.Lock(a, b, d);
gpr.LoadToX64(d, false);
MOV(32, gpr.R(d), gpr.R(a));
ADD(32, gpr.R(d), gpr.R(b));
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
} }
} }
// This can be optimized
void Jit64::addex(UGeckoInstruction inst) void Jit64::addex(UGeckoInstruction inst)
{ {
// USES_XER // USES_XER
INSTRUCTION_START INSTRUCTION_START
JITDISABLE(Integer) JITDISABLE(Integer)
int a = inst.RA, b = inst.RB, d = inst.RD; int a = inst.RA, b = inst.RB, d = inst.RD;
gpr.Lock(a, b, d);
if (d != a && d != b) if ((d == a) || (d == b))
gpr.LoadToX64(d, false); {
else gpr.Lock(a, b, d);
gpr.LoadToX64(d, true); gpr.LoadToX64(d, true);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER])); MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, R(EAX), gpr.R(a)); ADC(32, gpr.R(d), gpr.R((d == a) ? b : a));
ADC(32, R(EAX), gpr.R(b)); GenerateCarry();
MOV(32, gpr.R(d), R(EAX)); gpr.UnlockAll();
GenerateCarry(); }
gpr.UnlockAll(); else
{
gpr.Lock(a, b, d);
gpr.LoadToX64(d, false);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, gpr.R(d), gpr.R(a));
ADC(32, gpr.R(d), gpr.R(b));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
}
void Jit64::addcx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, b = inst.RB, d = inst.RD;
_assert_msg_(DYNA_REC, !inst.OE, "Add - OE enabled :(");
if ((d == a) || (d == b))
{
int operand = ((d == a) ? b : a);
gpr.Lock(a, b, d);
gpr.LoadToX64(d, true);
ADD(32, gpr.R(d), gpr.R(operand));
GenerateCarry();
gpr.UnlockAll();
}
else
{
gpr.Lock(a, b, d);
gpr.LoadToX64(d, false);
MOV(32, gpr.R(d), gpr.R(a));
ADD(32, gpr.R(d), gpr.R(b));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc) if (inst.Rc)
{ {
ComputeRC(R(EAX)); ComputeRC(gpr.R(d));
} }
} }
void Jit64::addmex(UGeckoInstruction inst)
{
// USES_XER
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, d = inst.RD;
if (d == a)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, true);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
ADC(32, gpr.R(d), Imm32(0xFFFFFFFF));
GenerateCarry();
gpr.UnlockAll();
}
else
{
gpr.Lock(a, d);
gpr.LoadToX64(d, false);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, gpr.R(d), gpr.R(a));
ADC(32, gpr.R(d), Imm32(0xFFFFFFFF));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
}
void Jit64::addzex(UGeckoInstruction inst)
{
// USES_XER
INSTRUCTION_START
JITDISABLE(Integer)
int a = inst.RA, d = inst.RD;
if (d == a)
{
gpr.Lock(a, d);
gpr.LoadToX64(d, true);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
ADC(32, gpr.R(d), Imm8(0));
GenerateCarry();
gpr.UnlockAll();
}
else
{
gpr.Lock(a, d);
gpr.LoadToX64(d, false);
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(30)); // shift the carry flag out into the x86 carry flag
MOV(32, gpr.R(d), gpr.R(a));
ADC(32, gpr.R(d), Imm8(0));
GenerateCarry();
gpr.UnlockAll();
}
if (inst.Rc)
{
ComputeRC(gpr.R(d));
}
}
void Jit64::rlwinmx(UGeckoInstruction inst) void Jit64::rlwinmx(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START

View File

@ -146,12 +146,10 @@ void Jit64::mfcr(UGeckoInstruction inst)
int d = inst.RD; int d = inst.RD;
gpr.LoadToX64(d, false, true); gpr.LoadToX64(d, false, true);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[0])); MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[0]));
SHL(32, R(EAX), Imm8(4)); for (int i = 1; i < 8; i++) {
for (int i = 1; i < 7; i++) {
OR(8, R(EAX), M(&PowerPC::ppcState.cr_fast[i]));
SHL(32, R(EAX), Imm8(4)); SHL(32, R(EAX), Imm8(4));
OR(8, R(EAX), M(&PowerPC::ppcState.cr_fast[i]));
} }
OR(8, R(EAX), M(&PowerPC::ppcState.cr_fast[7]));
MOV(32, gpr.R(d), R(EAX)); MOV(32, gpr.R(d), R(EAX));
} }
@ -161,32 +159,347 @@ void Jit64::mtcrf(UGeckoInstruction inst)
JITDISABLE(SystemRegisters) JITDISABLE(SystemRegisters)
// USES_CR // USES_CR
u32 mask = 0;
u32 crm = inst.CRM; u32 crm = inst.CRM;
if (crm == 0xFF) { if (crm != 0)
gpr.FlushLockX(ECX); {
MOV(32, R(EAX), gpr.R(inst.RS)); if (gpr.R(inst.RS).IsImm())
for (int i = 0; i < 8; i++) { {
MOV(32, R(ECX), R(EAX)); for (int i = 0; i < 8; i++)
SHR(32, R(ECX), Imm8(28 - (i * 4))); {
AND(32, R(ECX), Imm32(0xF)); if ((crm & (0x80 >> i)) != 0)
MOV(8, M(&PowerPC::ppcState.cr_fast[i]), R(ECX)); {
u8 newcr = (gpr.R(inst.RS).offset >> (28 - (i * 4))) & 0xF;
MOV(8, M(&PowerPC::ppcState.cr_fast[i]), Imm8(newcr));
}
}
} }
gpr.UnlockAllX(); else
} else { {
Default(inst); gpr.LoadToX64(inst.RS, true);
return; for (int i = 0; i < 8; i++)
{
// TODO: translate this to work in new CR model. if ((crm & (0x80 >> i)) != 0)
for (int i = 0; i < 8; i++) { {
if (crm & (1 << i)) MOV(32, R(EAX), gpr.R(inst.RS));
mask |= 0xF << (i*4); SHR(32, R(EAX), Imm8(28 - (i * 4)));
AND(32, R(EAX), Imm32(0xF));
MOV(8, M(&PowerPC::ppcState.cr_fast[i]), R(EAX));
}
}
} }
MOV(32, R(EAX), gpr.R(inst.RS));
MOV(32, R(ECX), M(&PowerPC::ppcState.cr));
AND(32, R(EAX), Imm32(mask));
AND(32, R(ECX), Imm32(~mask));
OR(32, R(EAX), R(ECX));
MOV(32, M(&PowerPC::ppcState.cr), R(EAX));
} }
} }
void Jit64::mcrf(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
if (inst.CRFS != inst.CRFD)
{
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRFS]));
MOV(8, M(&PowerPC::ppcState.cr_fast[inst.CRFD]), R(EAX));
}
}
void Jit64::mcrxr(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Copy XER[0-3] into CR[inst.CRFD]
MOV(32, R(EAX), M(&PowerPC::ppcState.spr[SPR_XER]));
SHR(32, R(EAX), Imm8(28));
MOV(8, M(&PowerPC::ppcState.cr_fast[inst.CRFD]), R(EAX));
// Clear XER[0-3]
AND(32, M(&PowerPC::ppcState.spr[SPR_XER]), Imm32(0x0FFFFFFF));
}
void Jit64::crand(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
AND(8, R(EAX), R(ECX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::crandc(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
NOT(8, R(ECX));
AND(8, R(EAX), R(ECX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::creqv(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
XOR(8, R(EAX), R(ECX));
NOT(8, R(EAX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::crnand(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
AND(8, R(EAX), R(ECX));
NOT(8, R(EAX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::crnor(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
OR(8, R(EAX), R(ECX));
NOT(8, R(EAX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::cror(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
OR(8, R(EAX), R(ECX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::crorc(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
NOT(8, R(ECX));
OR(8, R(EAX), R(ECX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}
void Jit64::crxor(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(SystemRegisters)
// USES_CR
// Get bit CRBA in EAX aligned with bit CRBD
int shiftA = (inst.CRBD & 3) - (inst.CRBA & 3);
MOV(8, R(EAX), M(&PowerPC::ppcState.cr_fast[inst.CRBA >> 2]));
if (shiftA < 0)
SHL(8, R(EAX), Imm8(-shiftA));
else if (shiftA > 0)
SHR(8, R(EAX), Imm8(shiftA));
// Get bit CRBB in ECX aligned with bit CRBD
gpr.FlushLockX(ECX);
int shiftB = (inst.CRBD & 3) - (inst.CRBB & 3);
MOV(8, R(ECX), M(&PowerPC::ppcState.cr_fast[inst.CRBB >> 2]));
if (shiftB < 0)
SHL(8, R(ECX), Imm8(-shiftB));
else if (shiftB > 0)
SHR(8, R(ECX), Imm8(shiftB));
// Compute combined bit
XOR(8, R(EAX), R(ECX));
// Store result bit in CRBD
AND(8, R(EAX), Imm8(0x8 >> (inst.CRBD & 3)));
AND(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), Imm8(~(0x8 >> (inst.CRBD & 3))));
OR(8, M(&PowerPC::ppcState.cr_fast[inst.CRBD >> 2]), R(EAX));
gpr.UnlockAllX();
}