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DSP: make all logical operations set the logical SR_LOGIC_ZERO flag instead of the arithmetic flags

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assumed 0x20 is a mistake and suppose to be the logical zero flag
Couldn't see any change whatsoever.


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2975 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nakeee
2009-04-15 22:04:44 +00:00
parent 20be60f9b9
commit 99e29c82fd
5 changed files with 72 additions and 62 deletions
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4
Source/Core/DSPCore/Src/DSPTables.cpp
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@ -176,7 +176,7 @@ const DSPOPCTemplate opcodes[] =
{"ADDIS", 0x0400, 0xfe00, DSPInterpreter::addis, nop, 1, 2, {{P_ACC, 1, 0, 8, 0x0100}, {P_IMM, 1, 0, 0, 0x00ff}}, NULL, NULL},
{"CMPIS", 0x0600, 0xfe00, DSPInterpreter::cmpis, nop, 1, 2, {{P_ACC, 1, 0, 8, 0x0100}, {P_IMM, 1, 0, 0, 0x00ff}}, NULL, NULL},
{"ANDI", 0x0240, 0xfeff, DSPInterpreter::andi, nop, 2, 2, {{P_ACCM, 1, 0, 8, 0x0100}, {P_IMM, 2, 1, 0, 0xffff}}, NULL, NULL,},
{"ANDCF", 0x02c0, 0xfeff, DSPInterpreter::andfc, nop, 2, 2, {{P_ACCM, 1, 0, 8, 0x0100}, {P_IMM, 2, 1, 0, 0xffff}}, NULL, NULL,},
{"ANDCF", 0x02c0, 0xfeff, DSPInterpreter::andcf, nop, 2, 2, {{P_ACCM, 1, 0, 8, 0x0100}, {P_IMM, 2, 1, 0, 0xffff}}, NULL, NULL,},
{"XORI", 0x0220, 0xfeff, DSPInterpreter::xori, nop, 2, 2, {{P_ACC, 1, 0, 8, 0x0100}, {P_IMM, 2, 1, 0, 0xffff}}, NULL, NULL},
{"ANDF", 0x02a0, 0xfeff, DSPInterpreter::andf, nop, 2, 2, {{P_ACCM, 1, 0, 8, 0x0100}, {P_IMM, 2, 1, 0, 0xffff}}, NULL, NULL},
@ -225,8 +225,6 @@ const DSPOPCTemplate opcodes[] =
// calculations or something? Or clamp?
// SET15/CLR15 is commonly used around MULXAC in Zeldas.
// SET16 is done around complicated loops with many madds etc.
// It seems SET16 come in all cases found with either CR or IR (almost always with AR3)
// Set40 also comes with CR and AR3, but it's not common enough to see the connection.
{"CLR15", 0x8c00, 0xffff, DSPInterpreter::srbith, nop, 1 | P_EXT, 0, {}, dsp_op_ext_ops_pro, dsp_op_ext_ops_epi},
{"SET15", 0x8d00, 0xffff, DSPInterpreter::srbith, nop, 1 | P_EXT, 0, {}, dsp_op_ext_ops_pro, dsp_op_ext_ops_epi},
{"SET40", 0x8e00, 0xffff, DSPInterpreter::srbith, nop, 1 | P_EXT, 0, {}, dsp_op_ext_ops_pro, dsp_op_ext_ops_epi},