PowerPC: drop instructions not supported by GC/Wii
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Tillmann Karras committed
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1b2074e53f
commit
a9447a8606
8 files changed
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@@ -53,7 +53,6 @@ public:
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static void fnmaddsx(UGeckoInstruction _inst);
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static void fnmsubsx(UGeckoInstruction _inst);
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static void fresx(UGeckoInstruction _inst);
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//static void fsqrtsx(UGeckoInstruction _inst);
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static void fsubsx(UGeckoInstruction _inst);
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static void fabsx(UGeckoInstruction _inst);
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static void fcmpo(UGeckoInstruction _inst);
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@@ -73,7 +72,6 @@ public:
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static void fnmsubx(UGeckoInstruction _inst);
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static void frsqrtex(UGeckoInstruction _inst);
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static void fselx(UGeckoInstruction _inst);
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static void fsqrtx(UGeckoInstruction _inst);
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static void fsubx(UGeckoInstruction _inst);
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// Integer Instructions
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@@ -199,7 +197,6 @@ public:
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static void stwcxd(UGeckoInstruction _inst);
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static void stwux(UGeckoInstruction _inst);
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static void stwx(UGeckoInstruction _inst);
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static void tlbia(UGeckoInstruction _inst);
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static void tlbie(UGeckoInstruction _inst);
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static void tlbsync(UGeckoInstruction _inst);
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@@ -131,12 +131,6 @@ void Interpreter::rfi(UGeckoInstruction _inst)
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m_EndBlock = true;
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}
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void Interpreter::rfid(UGeckoInstruction _inst)
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{
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_dbg_assert_msg_(POWERPC, 0, "rfid instruction unimplemented (does this instruction even exist?)");
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m_EndBlock = true;
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}
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// sc isn't really used for anything important in GameCube games (just for a write barrier) so we really don't have to emulate it.
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// We do it anyway, though :P
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void Interpreter::sc(UGeckoInstruction _inst)
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@@ -482,21 +482,3 @@ void Interpreter::fsubsx(UGeckoInstruction _inst)
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if (_inst.Rc)
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Helper_UpdateCR1();
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}
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void Interpreter::fsqrtx(UGeckoInstruction _inst)
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{
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// GEKKO is not supposed to support this instruction.
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// PanicAlert("fsqrtx");
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double b = rPS0(_inst.FB);
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if (b < 0.0)
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{
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FPSCR.VXSQRT = 1;
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}
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rPS0(_inst.FD) = sqrt(b);
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UpdateFPRF(rPS0(_inst.FD));
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if (_inst.Rc)
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Helper_UpdateCR1();
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}
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@@ -816,14 +816,6 @@ void Interpreter::sync(UGeckoInstruction _inst)
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//ignored
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}
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void Interpreter::tlbia(UGeckoInstruction _inst)
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{
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// Gekko does not support this instructions.
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PanicAlert("The GameCube CPU does not support tlbia");
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// invalid the whole TLB
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//MessageBox(0,"TLBIA","TLBIA",0);
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}
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void Interpreter::tlbie(UGeckoInstruction _inst)
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{
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// Invalidate TLB entry
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@@ -152,7 +152,6 @@ static GekkoOPTemplate table19[] =
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{0, Interpreter::mcrf, {"mcrf", OPTYPE_SYSTEM, FL_EVIL | FL_SET_CRn, 1, 0, 0, 0}},
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{50, Interpreter::rfi, {"rfi", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS, 2, 0, 0, 0}},
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{18, Interpreter::rfid, {"rfid", OPTYPE_SYSTEM, FL_ENDBLOCK | FL_CHECKEXCEPTIONS, 1, 0, 0, 0}}
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};
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@@ -296,7 +295,6 @@ static GekkoOPTemplate table31[] =
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{438, Interpreter::ecowx, {"ecowx", OPTYPE_SYSTEM, FL_IN_A0B | FL_IN_S | FL_LOADSTORE, 1, 0, 0, 0}},
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{854, Interpreter::eieio, {"eieio", OPTYPE_SYSTEM, 0, 1, 0, 0, 0}},
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{306, Interpreter::tlbie, {"tlbie", OPTYPE_SYSTEM, FL_IN_B, 1, 0, 0, 0}},
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{370, Interpreter::tlbia, {"tlbia", OPTYPE_SYSTEM, 0, 1, 0, 0, 0}},
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{566, Interpreter::tlbsync, {"tlbsync", OPTYPE_SYSTEM, 0, 1, 0, 0, 0}},
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};
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@@ -305,7 +303,6 @@ static GekkoOPTemplate table59[] =
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{18, Interpreter::fdivsx, {"fdivsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 17, 0, 0, 0}}, // TODO
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{20, Interpreter::fsubsx, {"fsubsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{21, Interpreter::faddsx, {"faddsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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//{22, Interpreter::fsqrtsx, {"fsqrtsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_B | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}}, // Not implemented on gekko
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{24, Interpreter::fresx, {"fresx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_B | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{25, Interpreter::fmulsx, {"fmulsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_AC | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{28, Interpreter::fmsubsx, {"fmsubsx", OPTYPE_SINGLEFP, FL_OUT_FLOAT_D | FL_IN_FLOAT_ABC | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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@@ -345,7 +342,6 @@ static GekkoOPTemplate table63_2[] =
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{18, Interpreter::fdivx, {"fdivx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 31, 0, 0, 0}},
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{20, Interpreter::fsubx, {"fsubx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{21, Interpreter::faddx, {"faddx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_AB | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{22, Interpreter::fsqrtx, {"fsqrtx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_B | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{23, Interpreter::fselx, {"fselx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_ABC | FL_RC_BIT_F | FL_USE_FPU, 1, 0, 0, 0}},
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{25, Interpreter::fmulx, {"fmulx", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_AC | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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{26, Interpreter::frsqrtex, {"frsqrtex", OPTYPE_DOUBLEFP, FL_INOUT_FLOAT_D | FL_IN_FLOAT_B | FL_RC_BIT_F | FL_USE_FPU | FL_SET_FPRF, 1, 0, 0, 0}},
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