Added missing FYL2XP1 instruction.
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parent
1b927d9f4b
commit
1802996443
2 changed files with 13 additions and 2 deletions
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@ -330,7 +330,7 @@ OpFn OP_TABLE(fpu_d9_a16)[256] =
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opFCHS, opFABS, ILLEGAL, ILLEGAL, opFTST, opFXAM, ILLEGAL, ILLEGAL,
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opFLD1, opFLDL2T, opFLDL2E, opFLDPI, opFLDEG2, opFLDLN2, opFLDZ, ILLEGAL,
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opF2XM1, opFYL2X, opFPTAN, opFPATAN, ILLEGAL, ILLEGAL, opFDECSTP, opFINCSTP,
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opFPREM, ILLEGAL, opFSQRT, opFSINCOS, opFRNDINT, opFSCALE, opFSIN, opFCOS
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opFPREM, opFYL2XP1,opFSQRT, opFSINCOS, opFRNDINT, opFSCALE, opFSIN, opFCOS
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};
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OpFn OP_TABLE(fpu_d9_a32)[256] =
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@ -369,7 +369,7 @@ OpFn OP_TABLE(fpu_d9_a32)[256] =
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opFCHS, opFABS, ILLEGAL, ILLEGAL, opFTST, opFXAM, ILLEGAL, ILLEGAL,
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opFLD1, opFLDL2T, opFLDL2E, opFLDPI, opFLDEG2, opFLDLN2, opFLDZ, ILLEGAL,
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opF2XM1, opFYL2X, opFPTAN, opFPATAN, ILLEGAL, ILLEGAL, opFDECSTP, opFINCSTP,
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opFPREM, ILLEGAL, opFSQRT, opFSINCOS, opFRNDINT, opFSCALE, opFSIN, opFCOS
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opFPREM, opFYL2XP1,opFSQRT, opFSINCOS, opFRNDINT, opFSCALE, opFSIN, opFCOS
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};
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OpFn OP_TABLE(fpu_da_a16)[256] =
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@ -465,6 +465,17 @@ static int opFYL2X(uint32_t fetchdat)
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return 0;
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}
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static int opFYL2XP1(uint32_t fetchdat)
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{
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FP_ENTER();
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pc++;
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if (fplog) pclog("FYL2XP1\n");
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ST(1) = ST(1) * (log(ST(0)+1.0) / log(2.0));
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x87_pop();
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CLOCK_CYCLES(250);
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return 0;
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}
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static int opFPTAN(uint32_t fetchdat)
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{
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FP_ENTER();
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