Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add SYSENTER and SYSEXIT instructions

Browse source
This commit is contained in:
SarahW 2020-06-29 22:19:41 +01:00
commit 7eff4f4ba8
8 changed files with 224 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/386_common.c
View file

@ -9,6 +9,9 @@ x86seg gdt, ldt, idt, tr;
uint32_t cr2, cr3, cr4; uint32_t cr2, cr3, cr4;
uint32_t dr[8]; uint32_t dr[8];
uint16_t sysenter_cs;
uint32_t sysenter_eip, sysenter_esp;
uint32_t use32; uint32_t use32;
int stack32; int stack32;
int optype; int optype;

99
src/386_ops.h
View file

@ -827,7 +827,7 @@ OpFn OP_TABLE(pentiumpro_0f)[1024] =
/*00*/ op0F00_a16, op0F01_w_a16, opLAR_w_a16, opLSL_w_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*00*/ op0F00_a16, op0F01_w_a16, opLAR_w_a16, opLSL_w_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_w_a16, opCMOVNO_w_a16, opCMOVB_w_a16, opCMOVNB_w_a16, opCMOVE_w_a16, opCMOVNE_w_a16, opCMOVBE_w_a16, opCMOVNBE_w_a16,opCMOVS_w_a16, opCMOVNS_w_a16, opCMOVP_w_a16, opCMOVNP_w_a16, opCMOVL_w_a16, opCMOVNL_w_a16, opCMOVLE_w_a16, opCMOVNLE_w_a16, /*40*/ opCMOVO_w_a16, opCMOVNO_w_a16, opCMOVB_w_a16, opCMOVNB_w_a16, opCMOVE_w_a16, opCMOVNE_w_a16, opCMOVBE_w_a16, opCMOVNBE_w_a16,opCMOVS_w_a16, opCMOVNS_w_a16, opCMOVP_w_a16, opCMOVNP_w_a16, opCMOVL_w_a16, opCMOVNL_w_a16, opCMOVLE_w_a16, opCMOVNLE_w_a16,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -849,7 +849,7 @@ OpFn OP_TABLE(pentiumpro_0f)[1024] =
/*00*/ op0F00_a16, op0F01_l_a16, opLAR_l_a16, opLSL_l_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*00*/ op0F00_a16, op0F01_l_a16, opLAR_l_a16, opLSL_l_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_l_a16, opCMOVNO_l_a16, opCMOVB_l_a16, opCMOVNB_l_a16, opCMOVE_l_a16, opCMOVNE_l_a16, opCMOVBE_l_a16, opCMOVNBE_l_a16,opCMOVS_l_a16, opCMOVNS_l_a16, opCMOVP_l_a16, opCMOVNP_l_a16, opCMOVL_l_a16, opCMOVNL_l_a16, opCMOVLE_l_a16, opCMOVNLE_l_a16, /*40*/ opCMOVO_l_a16, opCMOVNO_l_a16, opCMOVB_l_a16, opCMOVNB_l_a16, opCMOVE_l_a16, opCMOVNE_l_a16, opCMOVBE_l_a16, opCMOVNBE_l_a16,opCMOVS_l_a16, opCMOVNS_l_a16, opCMOVP_l_a16, opCMOVNP_l_a16, opCMOVL_l_a16, opCMOVNL_l_a16, opCMOVLE_l_a16, opCMOVNLE_l_a16,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -871,7 +871,7 @@ OpFn OP_TABLE(pentiumpro_0f)[1024] =
/*00*/ op0F00_a32, op0F01_w_a32, opLAR_w_a32, opLSL_w_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*00*/ op0F00_a32, op0F01_w_a32, opLAR_w_a32, opLSL_w_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_w_a32, opCMOVNO_w_a32, opCMOVB_w_a32, opCMOVNB_w_a32, opCMOVE_w_a32, opCMOVNE_w_a32, opCMOVBE_w_a32, opCMOVNBE_w_a32,opCMOVS_w_a32, opCMOVNS_w_a32, opCMOVP_w_a32, opCMOVNP_w_a32, opCMOVL_w_a32, opCMOVNL_w_a32, opCMOVLE_w_a32, opCMOVNLE_w_a32, /*40*/ opCMOVO_w_a32, opCMOVNO_w_a32, opCMOVB_w_a32, opCMOVNB_w_a32, opCMOVE_w_a32, opCMOVNE_w_a32, opCMOVBE_w_a32, opCMOVNBE_w_a32,opCMOVS_w_a32, opCMOVNS_w_a32, opCMOVP_w_a32, opCMOVNP_w_a32, opCMOVL_w_a32, opCMOVNL_w_a32, opCMOVLE_w_a32, opCMOVNLE_w_a32,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -893,7 +893,7 @@ OpFn OP_TABLE(pentiumpro_0f)[1024] =
/*00*/ op0F00_a32, op0F01_l_a32, opLAR_l_a32, opLSL_l_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*00*/ op0F00_a32, op0F01_l_a32, opLAR_l_a32, opLSL_l_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*30*/ opWRMSR, opRDTSC, opRDMSR, ILLEGAL, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_l_a32, opCMOVNO_l_a32, opCMOVB_l_a32, opCMOVNB_l_a32, opCMOVE_l_a32, opCMOVNE_l_a32, opCMOVBE_l_a32, opCMOVNBE_l_a32,opCMOVS_l_a32, opCMOVNS_l_a32, opCMOVP_l_a32, opCMOVNP_l_a32, opCMOVL_l_a32, opCMOVNL_l_a32, opCMOVLE_l_a32, opCMOVNLE_l_a32, /*40*/ opCMOVO_l_a32, opCMOVNO_l_a32, opCMOVB_l_a32, opCMOVNB_l_a32, opCMOVE_l_a32, opCMOVNE_l_a32, opCMOVBE_l_a32, opCMOVNBE_l_a32,opCMOVS_l_a32, opCMOVNS_l_a32, opCMOVP_l_a32, opCMOVNP_l_a32, opCMOVL_l_a32, opCMOVNL_l_a32, opCMOVLE_l_a32, opCMOVNLE_l_a32,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -911,6 +911,97 @@ OpFn OP_TABLE(pentiumpro_0f)[1024] =
/*f0*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, /*f0*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
}; };
OpFn OP_TABLE(pentium2_0f)[1024] =
{
/*16-bit data, 16-bit addr*/
/* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/
/*00*/ op0F00_a16, op0F01_w_a16, opLAR_w_a16, opLSL_w_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, opRDPMC, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_w_a16, opCMOVNO_w_a16, opCMOVB_w_a16, opCMOVNB_w_a16, opCMOVE_w_a16, opCMOVNE_w_a16, opCMOVBE_w_a16, opCMOVNBE_w_a16,opCMOVS_w_a16, opCMOVNS_w_a16, opCMOVP_w_a16, opCMOVNP_w_a16, opCMOVL_w_a16, opCMOVNL_w_a16, opCMOVLE_w_a16, opCMOVNLE_w_a16,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*60*/ opPUNPCKLBW_a16,opPUNPCKLWD_a16,opPUNPCKLDQ_a16,opPACKSSWB_a16, opPCMPGTB_a16, opPCMPGTW_a16, opPCMPGTD_a16, opPACKUSWB_a16, opPUNPCKHBW_a16,opPUNPCKHWD_a16,opPUNPCKHDQ_a16,opPACKSSDW_a16, ILLEGAL, ILLEGAL, opMOVD_l_mm_a16,opMOVQ_q_mm_a16,
/*70*/ ILLEGAL, opPSxxW_imm, opPSxxD_imm, opPSxxQ_imm, opPCMPEQB_a16, opPCMPEQW_a16, opPCMPEQD_a16, opEMMS, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opMOVD_mm_l_a16,opMOVQ_mm_q_a16,
/*80*/ opJO_w, opJNO_w, opJB_w, opJNB_w, opJE_w, opJNE_w, opJBE_w, opJNBE_w, opJS_w, opJNS_w, opJP_w, opJNP_w, opJL_w, opJNL_w, opJLE_w, opJNLE_w,
/*90*/ opSETO_a16, opSETNO_a16, opSETB_a16, opSETNB_a16, opSETE_a16, opSETNE_a16, opSETBE_a16, opSETNBE_a16, opSETS_a16, opSETNS_a16, opSETP_a16, opSETNP_a16, opSETL_a16, opSETNL_a16, opSETLE_a16, opSETNLE_a16,
/*a0*/ opPUSH_FS_w, opPOP_FS_w, opCPUID, opBT_w_r_a16, opSHLD_w_i_a16, opSHLD_w_CL_a16,ILLEGAL, ILLEGAL, opPUSH_GS_w, opPOP_GS_w, ILLEGAL, opBTS_w_r_a16, opSHRD_w_i_a16, opSHRD_w_CL_a16,ILLEGAL, opIMUL_w_w_a16,
/*b0*/ opCMPXCHG_b_a16,opCMPXCHG_w_a16,opLSS_w_a16, opBTR_w_r_a16, opLFS_w_a16, opLGS_w_a16, opMOVZX_w_b_a16,opMOVZX_w_w_a16,ILLEGAL, ILLEGAL, opBA_w_a16, opBTC_w_r_a16, opBSF_w_a16, opBSR_w_a16, opMOVSX_w_b_a16,ILLEGAL,
/*c0*/ opXADD_b_a16, opXADD_w_a16, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opCMPXCHG8B_a16,opBSWAP_EAX, opBSWAP_ECX, opBSWAP_EDX, opBSWAP_EBX, opBSWAP_ESP, opBSWAP_EBP, opBSWAP_ESI, opBSWAP_EDI,
/*d0*/ ILLEGAL, opPSRLW_a16, opPSRLD_a16, opPSRLQ_a16, ILLEGAL, opPMULLW_a16, ILLEGAL, ILLEGAL, opPSUBUSB_a16, opPSUBUSW_a16, NULL, opPAND_a16, opPADDUSB_a16, opPADDUSW_a16, NULL, opPANDN_a16,
/*e0*/ ILLEGAL, opPSRAW_a16, opPSRAD_a16, ILLEGAL, ILLEGAL, opPMULHW_a16, ILLEGAL, ILLEGAL, opPSUBSB_a16, opPSUBSW_a16, NULL, opPOR_a16, opPADDSB_a16, opPADDSW_a16, NULL, opPXOR_a16,
/*f0*/ ILLEGAL, opPSLLW_a16, opPSLLD_a16, opPSLLQ_a16, ILLEGAL, opPMADDWD_a16, ILLEGAL, ILLEGAL, opPSUBB_a16, opPSUBW_a16, opPSUBD_a16, ILLEGAL, opPADDB_a16, opPADDW_a16, opPADDD_a16, ILLEGAL,
/*32-bit data, 16-bit addr*/
/* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/
/*00*/ op0F00_a16, op0F01_l_a16, opLAR_l_a16, opLSL_l_a16, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a16,opMOV_r_DRx_a16,opMOV_CRx_r_a16,opMOV_DRx_r_a16,opMOV_r_TRx_a16,ILLEGAL, opMOV_TRx_r_a16,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, opRDPMC, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_l_a16, opCMOVNO_l_a16, opCMOVB_l_a16, opCMOVNB_l_a16, opCMOVE_l_a16, opCMOVNE_l_a16, opCMOVBE_l_a16, opCMOVNBE_l_a16,opCMOVS_l_a16, opCMOVNS_l_a16, opCMOVP_l_a16, opCMOVNP_l_a16, opCMOVL_l_a16, opCMOVNL_l_a16, opCMOVLE_l_a16, opCMOVNLE_l_a16,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*60*/ opPUNPCKLBW_a16,opPUNPCKLWD_a16,opPUNPCKLDQ_a16,opPACKSSWB_a16, opPCMPGTB_a16, opPCMPGTW_a16, opPCMPGTD_a16, opPACKUSWB_a16, opPUNPCKHBW_a16,opPUNPCKHWD_a16,opPUNPCKHDQ_a16,opPACKSSDW_a16, ILLEGAL, ILLEGAL, opMOVD_l_mm_a16,opMOVQ_q_mm_a16,
/*70*/ ILLEGAL, opPSxxW_imm, opPSxxD_imm, opPSxxQ_imm, opPCMPEQB_a16, opPCMPEQW_a16, opPCMPEQD_a16, opEMMS, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opMOVD_mm_l_a16,opMOVQ_mm_q_a16,
/*80*/ opJO_l, opJNO_l, opJB_l, opJNB_l, opJE_l, opJNE_l, opJBE_l, opJNBE_l, opJS_l, opJNS_l, opJP_l, opJNP_l, opJL_l, opJNL_l, opJLE_l, opJNLE_l,
/*90*/ opSETO_a16, opSETNO_a16, opSETB_a16, opSETNB_a16, opSETE_a16, opSETNE_a16, opSETBE_a16, opSETNBE_a16, opSETS_a16, opSETNS_a16, opSETP_a16, opSETNP_a16, opSETL_a16, opSETNL_a16, opSETLE_a16, opSETNLE_a16,
/*a0*/ opPUSH_FS_l, opPOP_FS_l, opCPUID, opBT_l_r_a16, opSHLD_l_i_a16, opSHLD_l_CL_a16,ILLEGAL, ILLEGAL, opPUSH_GS_l, opPOP_GS_l, ILLEGAL, opBTS_l_r_a16, opSHRD_l_i_a16, opSHRD_l_CL_a16,ILLEGAL, opIMUL_l_l_a16,
/*b0*/ opCMPXCHG_b_a16,opCMPXCHG_l_a16,opLSS_l_a16, opBTR_l_r_a16, opLFS_l_a16, opLGS_l_a16, opMOVZX_l_b_a16,opMOVZX_l_w_a16,ILLEGAL, ILLEGAL, opBA_l_a16, opBTC_l_r_a16, opBSF_l_a16, opBSR_l_a16, opMOVSX_l_b_a16,opMOVSX_l_w_a16,
/*c0*/ opXADD_b_a16, opXADD_l_a16, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opCMPXCHG8B_a16,opBSWAP_EAX, opBSWAP_ECX, opBSWAP_EDX, opBSWAP_EBX, opBSWAP_ESP, opBSWAP_EBP, opBSWAP_ESI, opBSWAP_EDI,
/*d0*/ ILLEGAL, opPSRLW_a16, opPSRLD_a16, opPSRLQ_a16, ILLEGAL, opPMULLW_a16, ILLEGAL, ILLEGAL, opPSUBUSB_a16, opPSUBUSW_a16, NULL, opPAND_a16, opPADDUSB_a16, opPADDUSW_a16, NULL, opPANDN_a16,
/*e0*/ ILLEGAL, opPSRAW_a16, opPSRAD_a16, ILLEGAL, ILLEGAL, opPMULHW_a16, ILLEGAL, ILLEGAL, opPSUBSB_a16, opPSUBSW_a16, NULL, opPOR_a16, opPADDSB_a16, opPADDSW_a16, NULL, opPXOR_a16,
/*f0*/ ILLEGAL, opPSLLW_a16, opPSLLD_a16, opPSLLQ_a16, ILLEGAL, opPMADDWD_a16, ILLEGAL, ILLEGAL, opPSUBB_a16, opPSUBW_a16, opPSUBD_a16, ILLEGAL, opPADDB_a16, opPADDW_a16, opPADDD_a16, ILLEGAL,
/*16-bit data, 32-bit addr*/
/* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/
/*00*/ op0F00_a32, op0F01_w_a32, opLAR_w_a32, opLSL_w_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, opRDPMC, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_w_a32, opCMOVNO_w_a32, opCMOVB_w_a32, opCMOVNB_w_a32, opCMOVE_w_a32, opCMOVNE_w_a32, opCMOVBE_w_a32, opCMOVNBE_w_a32,opCMOVS_w_a32, opCMOVNS_w_a32, opCMOVP_w_a32, opCMOVNP_w_a32, opCMOVL_w_a32, opCMOVNL_w_a32, opCMOVLE_w_a32, opCMOVNLE_w_a32,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*60*/ opPUNPCKLBW_a32,opPUNPCKLWD_a32,opPUNPCKLDQ_a32,opPACKSSWB_a32, opPCMPGTB_a32, opPCMPGTW_a32, opPCMPGTD_a32, opPACKUSWB_a32, opPUNPCKHBW_a32,opPUNPCKHWD_a32,opPUNPCKHDQ_a32,opPACKSSDW_a32, ILLEGAL, ILLEGAL, opMOVD_l_mm_a32,opMOVQ_q_mm_a32,
/*70*/ ILLEGAL, opPSxxW_imm, opPSxxD_imm, opPSxxQ_imm, opPCMPEQB_a32, opPCMPEQW_a32, opPCMPEQD_a32, opEMMS, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opMOVD_mm_l_a32,opMOVQ_mm_q_a32,
/*80*/ opJO_w, opJNO_w, opJB_w, opJNB_w, opJE_w, opJNE_w, opJBE_w, opJNBE_w, opJS_w, opJNS_w, opJP_w, opJNP_w, opJL_w, opJNL_w, opJLE_w, opJNLE_w,
/*90*/ opSETO_a32, opSETNO_a32, opSETB_a32, opSETNB_a32, opSETE_a32, opSETNE_a32, opSETBE_a32, opSETNBE_a32, opSETS_a32, opSETNS_a32, opSETP_a32, opSETNP_a32, opSETL_a32, opSETNL_a32, opSETLE_a32, opSETNLE_a32,
/*a0*/ opPUSH_FS_w, opPOP_FS_w, opCPUID, opBT_w_r_a32, opSHLD_w_i_a32, opSHLD_w_CL_a32,ILLEGAL, ILLEGAL, opPUSH_GS_w, opPOP_GS_w, ILLEGAL, opBTS_w_r_a32, opSHRD_w_i_a32, opSHRD_w_CL_a32,ILLEGAL, opIMUL_w_w_a32,
/*b0*/ opCMPXCHG_b_a32,opCMPXCHG_w_a32,opLSS_w_a32, opBTR_w_r_a32, opLFS_w_a32, opLGS_w_a32, opMOVZX_w_b_a32,opMOVZX_w_w_a32,ILLEGAL, ILLEGAL, opBA_w_a32, opBTC_w_r_a32, opBSF_w_a32, opBSR_w_a32, opMOVSX_w_b_a32,ILLEGAL,
/*c0*/ opXADD_b_a32, opXADD_w_a32, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opCMPXCHG8B_a32,opBSWAP_EAX, opBSWAP_ECX, opBSWAP_EDX, opBSWAP_EBX, opBSWAP_ESP, opBSWAP_EBP, opBSWAP_ESI, opBSWAP_EDI,
/*d0*/ ILLEGAL, opPSRLW_a32, opPSRLD_a32, opPSRLQ_a32, ILLEGAL, opPMULLW_a32, ILLEGAL, ILLEGAL, opPSUBUSB_a32, opPSUBUSW_a32, NULL, opPAND_a32, opPADDUSB_a32, opPADDUSW_a32, NULL, opPANDN_a32,
/*e0*/ ILLEGAL, opPSRAW_a32, opPSRAD_a32, ILLEGAL, ILLEGAL, opPMULHW_a32, ILLEGAL, ILLEGAL, opPSUBSB_a32, opPSUBSW_a32, NULL, opPOR_a32, opPADDSB_a32, opPADDSW_a32, NULL, opPXOR_a32,
/*f0*/ ILLEGAL, opPSLLW_a32, opPSLLD_a32, opPSLLQ_a32, ILLEGAL, opPMADDWD_a32, ILLEGAL, ILLEGAL, opPSUBB_a32, opPSUBW_a32, opPSUBD_a32, ILLEGAL, opPADDB_a32, opPADDW_a32, opPADDD_a32, ILLEGAL,
/*32-bit data, 32-bit addr*/
/* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/
/*00*/ op0F00_a32, op0F01_l_a32, opLAR_l_a32, opLSL_l_a32, ILLEGAL, ILLEGAL, opCLTS, ILLEGAL, opINVD, opWBINVD, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*10*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*20*/ opMOV_r_CRx_a32,opMOV_r_DRx_a32,opMOV_CRx_r_a32,opMOV_DRx_r_a32,opMOV_r_TRx_a32,ILLEGAL, opMOV_TRx_r_a32,ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*30*/ opWRMSR, opRDTSC, opRDMSR, opRDPMC, opSYSENTER, opSYSEXIT, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*40*/ opCMOVO_l_a32, opCMOVNO_l_a32, opCMOVB_l_a32, opCMOVNB_l_a32, opCMOVE_l_a32, opCMOVNE_l_a32, opCMOVBE_l_a32, opCMOVNBE_l_a32,opCMOVS_l_a32, opCMOVNS_l_a32, opCMOVP_l_a32, opCMOVNP_l_a32, opCMOVL_l_a32, opCMOVNL_l_a32, opCMOVLE_l_a32, opCMOVNLE_l_a32,
/*50*/ ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
/*60*/ opPUNPCKLBW_a32,opPUNPCKLWD_a32,opPUNPCKLDQ_a32,opPACKSSWB_a32, opPCMPGTB_a32, opPCMPGTW_a32, opPCMPGTD_a32, opPACKUSWB_a32, opPUNPCKHBW_a32,opPUNPCKHWD_a32,opPUNPCKHDQ_a32,opPACKSSDW_a32, ILLEGAL, ILLEGAL, opMOVD_l_mm_a32,opMOVQ_q_mm_a32,
/*70*/ ILLEGAL, opPSxxW_imm, opPSxxD_imm, opPSxxQ_imm, opPCMPEQB_a32, opPCMPEQW_a32, opPCMPEQD_a32, opEMMS, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opMOVD_mm_l_a32,opMOVQ_mm_q_a32,
/*80*/ opJO_l, opJNO_l, opJB_l, opJNB_l, opJE_l, opJNE_l, opJBE_l, opJNBE_l, opJS_l, opJNS_l, opJP_l, opJNP_l, opJL_l, opJNL_l, opJLE_l, opJNLE_l,
/*90*/ opSETO_a32, opSETNO_a32, opSETB_a32, opSETNB_a32, opSETE_a32, opSETNE_a32, opSETBE_a32, opSETNBE_a32, opSETS_a32, opSETNS_a32, opSETP_a32, opSETNP_a32, opSETL_a32, opSETNL_a32, opSETLE_a32, opSETNLE_a32,
/*a0*/ opPUSH_FS_l, opPOP_FS_l, opCPUID, opBT_l_r_a32, opSHLD_l_i_a32, opSHLD_l_CL_a32,ILLEGAL, ILLEGAL, opPUSH_GS_l, opPOP_GS_l, ILLEGAL, opBTS_l_r_a32, opSHRD_l_i_a32, opSHRD_l_CL_a32,ILLEGAL, opIMUL_l_l_a32,
/*b0*/ opCMPXCHG_b_a32,opCMPXCHG_l_a32,opLSS_l_a32, opBTR_l_r_a32, opLFS_l_a32, opLGS_l_a32, opMOVZX_l_b_a32,opMOVZX_l_w_a32,ILLEGAL, ILLEGAL, opBA_l_a32, opBTC_l_r_a32, opBSF_l_a32, opBSR_l_a32, opMOVSX_l_b_a32,opMOVSX_l_w_a32,
/*c0*/ opXADD_b_a32, opXADD_l_a32, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, opCMPXCHG8B_a32,opBSWAP_EAX, opBSWAP_ECX, opBSWAP_EDX, opBSWAP_EBX, opBSWAP_ESP, opBSWAP_EBP, opBSWAP_ESI, opBSWAP_EDI,
/*d0*/ ILLEGAL, opPSRLW_a32, opPSRLD_a32, opPSRLQ_a32, ILLEGAL, opPMULLW_a32, ILLEGAL, ILLEGAL, opPSUBUSB_a32, opPSUBUSW_a32, NULL, opPAND_a32, opPADDUSB_a32, opPADDUSW_a32, NULL, opPANDN_a32,
/*e0*/ ILLEGAL, opPSRAW_a32, opPSRAD_a32, ILLEGAL, ILLEGAL, opPMULHW_a32, ILLEGAL, ILLEGAL, opPSUBSB_a32, opPSUBSW_a32, NULL, opPOR_a32, opPADDSB_a32, opPADDSW_a32, NULL, opPXOR_a32,
/*f0*/ ILLEGAL, opPSLLW_a32, opPSLLD_a32, opPSLLQ_a32, ILLEGAL, opPMADDWD_a32, ILLEGAL, ILLEGAL, opPSUBB_a32, opPSUBW_a32, opPSUBD_a32, ILLEGAL, opPADDB_a32, opPADDW_a32, opPADDD_a32, ILLEGAL,
};
OpFn OP_TABLE(286)[1024] = OpFn OP_TABLE(286)[1024] =
{ {
/*16-bit data, 16-bit addr*/ /*16-bit data, 16-bit addr*/

29
src/cpu.c
View file

@ -1056,7 +1056,7 @@ void cpu_set()
break; break;
case CPU_PENTIUM_2: case CPU_PENTIUM_2:
x86_setopcodes(ops_386, ops_c6x86mx_0f, dynarec_ops_386, dynarec_ops_c6x86mx_0f); x86_setopcodes(ops_386, ops_pentium2_0f, dynarec_ops_386, dynarec_ops_pentium2_0f);
x86_dynarec_opcodes_da_a16 = dynarec_ops_fpu_686_da_a16; x86_dynarec_opcodes_da_a16 = dynarec_ops_fpu_686_da_a16;
x86_dynarec_opcodes_da_a32 = dynarec_ops_fpu_686_da_a32; x86_dynarec_opcodes_da_a32 = dynarec_ops_fpu_686_da_a32;
x86_dynarec_opcodes_db_a16 = dynarec_ops_fpu_686_db_a16; x86_dynarec_opcodes_db_a16 = dynarec_ops_fpu_686_db_a16;
@ -1638,7 +1638,7 @@ void cpu_CPUID()
{ {
EAX = CPUID; EAX = CPUID;
EBX = ECX = 0; EBX = ECX = 0;
EDX = CPUID_FPU | CPUID_VME | CPUID_PSE | CPUID_TSC | CPUID_MSR | CPUID_CMPXCHG8B | CPUID_CMOV;// | CPUID_SEP; EDX = CPUID_FPU | CPUID_VME | CPUID_PSE | CPUID_TSC | CPUID_MSR | CPUID_CMPXCHG8B | CPUID_CMOV | CPUID_SEP;
} }
else else
EAX = EBX = ECX = EDX = 0; EAX = EBX = ECX = EDX = 0;
@ -1656,7 +1656,7 @@ void cpu_CPUID()
{ {
EAX = CPUID; EAX = CPUID;
EBX = ECX = 0; EBX = ECX = 0;
EDX = CPUID_FPU | CPUID_VME | CPUID_PSE | CPUID_TSC | CPUID_MSR | CPUID_CMPXCHG8B | CPUID_CMOV | CPUID_MMX;// | CPUID_SEP; EDX = CPUID_FPU | CPUID_VME | CPUID_PSE | CPUID_TSC | CPUID_MSR | CPUID_CMPXCHG8B | CPUID_CMOV | CPUID_MMX | CPUID_SEP;
} }
else else
EAX = EBX = ECX = EDX = 0; EAX = EBX = ECX = EDX = 0;
@ -1745,6 +1745,19 @@ void cpu_RDMSR()
EAX = tsc & 0xffffffff; EAX = tsc & 0xffffffff;
EDX = tsc >> 32; EDX = tsc >> 32;
break; break;
case 0x174:
EAX = sysenter_cs;
EDX = 0;
break;
case 0x175:
EAX = sysenter_esp;
EDX = 0;
break;
case 0x176:
EAX = sysenter_eip;
EDX = 0;
break;
} }
break; break;
} }
@ -1837,6 +1850,16 @@ void cpu_WRMSR()
case 0x10: case 0x10:
tsc = EAX | ((uint64_t)EDX << 32); tsc = EAX | ((uint64_t)EDX << 32);
break; break;
case 0x174:
sysenter_cs = EAX & 0xffff;
break;
case 0x175:
sysenter_esp = EAX;
break;
case 0x176:
sysenter_eip = EAX;
break;
} }
break; break;
} }

6
src/x86.h
View file

@ -175,6 +175,9 @@ extern x86seg gdt, ldt, idt, tr;
extern uint32_t cr2, cr3, cr4; extern uint32_t cr2, cr3, cr4;
extern uint32_t dr[8]; extern uint32_t dr[8];
extern uint16_t sysenter_cs;
extern uint32_t sysenter_eip, sysenter_esp;
extern uint16_t cpu_cur_status; extern uint16_t cpu_cur_status;
@ -294,6 +297,9 @@ void x86_int(int num);
void x86_int_sw(int num); void x86_int_sw(int num);
int x86_int_sw_rm(int num); int x86_int_sw_rm(int num);
void sysenter(void);
void sysexit(void);
int divl(uint32_t val); int divl(uint32_t val);
int idivl(int32_t val); int idivl(int32_t val);

2
src/x86_ops.h
View file

@ -39,6 +39,7 @@ extern OpFn dynarec_ops_winchip2_0f[1024];
extern OpFn dynarec_ops_pentium_0f[1024]; extern OpFn dynarec_ops_pentium_0f[1024];
extern OpFn dynarec_ops_pentiummmx_0f[1024]; extern OpFn dynarec_ops_pentiummmx_0f[1024];
extern OpFn dynarec_ops_pentiumpro_0f[1024]; extern OpFn dynarec_ops_pentiumpro_0f[1024];
extern OpFn dynarec_ops_pentium2_0f[1024];
extern OpFn dynarec_ops_c6x86mx_0f[1024]; extern OpFn dynarec_ops_c6x86mx_0f[1024];
@ -107,6 +108,7 @@ extern OpFn ops_winchip2_0f[1024];
extern OpFn ops_pentium_0f[1024]; extern OpFn ops_pentium_0f[1024];
extern OpFn ops_pentiummmx_0f[1024]; extern OpFn ops_pentiummmx_0f[1024];
extern OpFn ops_pentiumpro_0f[1024]; extern OpFn ops_pentiumpro_0f[1024];
extern OpFn ops_pentium2_0f[1024];
extern OpFn ops_c6x86mx_0f[1024]; extern OpFn ops_c6x86mx_0f[1024];

5
src/x86_ops_flag.h
View file

@ -85,11 +85,12 @@ static int opSTI(uint32_t fetchdat)
else else
cpu_state.flags |= I_FLAG; cpu_state.flags |= I_FLAG;
CPU_BLOCK_END(); /*TODO - should end block after 1 further instruction*/
// CPU_BLOCK_END();
CLOCK_CYCLES(2); CLOCK_CYCLES(2);
PREFETCH_RUN(2, 1, -1, 0,0,0,0, 0); PREFETCH_RUN(2, 1, -1, 0,0,0,0, 0);
return 0; return 1;
} }
static int opSAHF(uint32_t fetchdat) static int opSAHF(uint32_t fetchdat)

25
src/x86_ops_misc.h
View file

@ -970,3 +970,28 @@ static int opWRMSR(uint32_t fetchdat)
return 1; return 1;
} }
static int opSYSENTER(uint32_t fetchdat)
{
if (!(cr0 & 1) || !(sysenter_cs & 0xfffc))
{
x86gpf(NULL,0);
return 1;
}
// pclog("opSYSENTER: CS=%04x EIP=%08x ESP=%08x %04x:%08x %i\n", sysenter_cs, sysenter_eip, sysenter_esp, CS,cpu_state.pc, times);
sysenter();
CPU_BLOCK_END();
return 0;
}
static int opSYSEXIT(uint32_t fetchdat)
{
if (!(cr0 & 1) || !(sysenter_cs & 0xfffc) || CPL)
{
x86gpf(NULL,0);
return 1;
}
// pclog("opSYSEXIT\n");
sysexit();
CPU_BLOCK_END();
return 0;
}

64
src/x86seg.c
View file

@ -2873,3 +2873,67 @@ void taskswitch286(uint16_t seg, uint16_t *segdat, int is32)
tr.access=segdat[2]>>8; tr.access=segdat[2]>>8;
} }
void sysenter(void)
{
cpu_state.eflags &= ~VM_FLAG;
cpu_state.flags &= ~I_FLAG;
ESP = sysenter_esp;
cpu_state.pc = sysenter_eip;
cpu_state.seg_cs.seg = sysenter_cs & 0xfffc;
cpu_state.seg_cs.base = 0;
cpu_state.seg_cs.limit_low = 0;
cpu_state.seg_cs.limit = 0xffffffff;
cpu_state.seg_cs.limit_high = 0xffffffff;
cpu_state.seg_cs.access = 0x1b;
cpu_state.seg_cs.checked = 1;
oldcpl = 0;
cpu_state.seg_ss.seg = (sysenter_cs & 0xfffc) + 8;
cpu_state.seg_ss.base = 0;
cpu_state.seg_ss.limit_low = 0;
cpu_state.seg_ss.limit = 0xffffffff;
cpu_state.seg_ss.limit_high = 0xffffffff;
cpu_state.seg_ss.access = 0x13;
cpu_state.seg_ss.checked = 1;
cpu_cur_status &= ~(CPU_STATUS_NOTFLATSS | CPU_STATUS_V86);
cpu_cur_status |= (CPU_STATUS_USE32 | CPU_STATUS_STACK32 | CPU_STATUS_PMODE);
set_use32(1);
set_stack32(1);
// pclog("syscall to %04x:%08x %04x:%08x\n", CS, cpu_state.pc, SS, ESP);
}
void sysexit(void)
{
ESP = ECX;
cpu_state.pc = EDX;
cpu_state.seg_cs.seg = (sysenter_cs | 3) + 16;
cpu_state.seg_cs.base = 0;
cpu_state.seg_cs.limit_low = 0;
cpu_state.seg_cs.limit = 0xffffffff;
cpu_state.seg_cs.limit_high = 0xffffffff;
cpu_state.seg_cs.access = 0x7b;
cpu_state.seg_cs.checked = 1;
oldcpl = 3;
cpu_state.seg_ss.seg = (sysenter_cs | 3) + 24;
cpu_state.seg_ss.base = 0;
cpu_state.seg_ss.limit_low = 0;
cpu_state.seg_ss.limit = 0xffffffff;
cpu_state.seg_ss.limit_high = 0xffffffff;
cpu_state.seg_ss.access = 0x73;
cpu_state.seg_ss.checked = 1;
cpu_cur_status &= ~(CPU_STATUS_NOTFLATSS | CPU_STATUS_V86);
cpu_cur_status |= (CPU_STATUS_USE32 | CPU_STATUS_STACK32 | CPU_STATUS_PMODE);
flushmmucache_cr3();
set_use32(1);
set_stack32(1);
// pclog("sysexit to %04x:%08x %04x:%08x\n", CS, cpu_state.pc, SS, ESP);
}