Cyrix 6x86 emulation. Based on patch from leilei.

Moved MOV TRx, reg to correct opcode - required by Award 430VX BIOS with 6x86.
This commit is contained in:
SarahW 2016-04-27 22:23:49 +01:00
commit 153c22e442
15 changed files with 1810 additions and 18 deletions

View file

@ -571,6 +571,83 @@ OpFn OP_TABLE(fpu_db_a32)[256] =
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(fpu_686_db_a16)[256] =
{
opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16,
opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16,
opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16,
opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16,
opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16, opFILDil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16, opFISTil_a16,
opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16, opFISTPil_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16, opFLDe_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16, opFSTPe_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, opFNOP, opFCLEX, opFINIT, opFNOP, opFNOP, ILLEGAL, ILLEGAL,
opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI,
opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(fpu_686_db_a32)[256] =
{
opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32,
opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32,
opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32,
opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32,
opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32, opFILDil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32, opFISTil_a32,
opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32, opFISTPil_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32, opFLDe_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32, opFSTPe_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, opFNOP, opFCLEX, opFINIT, opFNOP, opFNOP, ILLEGAL, ILLEGAL,
opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI, opFUCOMI,
opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI, opFCOMI,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(fpu_dc_a16)[32] =
{
opFADDd_a16, opFMULd_a16, opFCOMd_a16, opFCOMPd_a16, opFSUBd_a16, opFSUBRd_a16, opFDIVd_a16, opFDIVRd_a16,
@ -818,6 +895,83 @@ OpFn OP_TABLE(fpu_df_a32)[256] =
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(fpu_686_df_a16)[256] =
{
opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16,
opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16,
FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16,
FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16,
opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16,
opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16,
FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16,
FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16,
opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16, opFILDiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16, opFISTiw_a16,
opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16, opFISTPiw_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16, opFILDiq_a16,
FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16,
FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTSW_AX, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP,
opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(fpu_686_df_a32)[256] =
{
opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32,
opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32,
FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32,
FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32,
opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32,
opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32,
FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32,
FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32,
opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32, opFILDiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32, opFISTiw_a32,
opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32, opFISTPiw_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32, opFILDiq_a32,
FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32,
FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFSTSW_AX, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP, opFUCOMIP,
opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP, opFCOMIP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
};
OpFn OP_TABLE(nofpu_a16)[256] =
{
op_nofpu_a16, op_nofpu_a16, op_nofpu_a16, op_nofpu_a16, op_nofpu_a16, op_nofpu_a16, op_nofpu_a16, op_nofpu_a16,