--- np2/i386c/ia32/instructions/ctrl_trans.c 2004/01/23 14:33:27 1.4 +++ np2/i386c/ia32/instructions/ctrl_trans.c 2005/03/03 06:59:41 1.19 @@ -1,4 +1,4 @@ -/* $Id: ctrl_trans.c,v 1.4 2004/01/23 14:33:27 monaka Exp $ */ +/* $Id: ctrl_trans.c,v 1.19 2005/03/03 06:59:41 yui Exp $ */ /* * Copyright (c) 2002-2003 NONAKA Kimihiro @@ -34,8 +34,9 @@ #include "ctrl_trans.h" -#include "pccore.h" -#include "iocore.h" +#if defined(ENABLE_TRAP) +#include "inttrap.h" +#endif /* @@ -44,38 +45,41 @@ void JMP_Jb(void) { - DWORD ip; + UINT32 ip; CPU_WORKCLOCK(7); GET_PCBYTESD(ip); ADD_EIP(ip); + CPU_PREFETCH_CLEAR(); } void JMP_Jw(void) { - DWORD ip; + UINT32 ip; CPU_WORKCLOCK(7); GET_PCWORDS(ip); ADD_EIP(ip); + CPU_PREFETCH_CLEAR(); } void JMP_Jd(void) { - DWORD ip; + UINT32 ip; CPU_WORKCLOCK(7); GET_PCDWORD(ip); ADD_EIP(ip); + CPU_PREFETCH_CLEAR(); } void -JMP_Ew(DWORD op) +JMP_Ew(UINT32 op) { - DWORD madr; - DWORD new_ip; + UINT32 madr; + UINT32 new_ip; if (op >= 0xc0) { CPU_WORKCLOCK(7); @@ -90,10 +94,10 @@ JMP_Ew(DWORD op) } void -JMP_Ed(DWORD op) +JMP_Ed(UINT32 op) { - DWORD madr; - DWORD new_ip; + UINT32 madr; + UINT32 new_ip; if (op >= 0xc0) { CPU_WORKCLOCK(7); @@ -110,8 +114,8 @@ JMP_Ed(DWORD op) void JMP16_Ap(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(11); GET_PCWORD(new_ip); @@ -129,8 +133,8 @@ JMP16_Ap(void) void JMP32_Ap(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(11); GET_PCDWORD(new_ip); @@ -146,15 +150,15 @@ JMP32_Ap(void) } void -JMP16_Ep(DWORD op) +JMP16_Ep(UINT32 op) { - DWORD madr; - DWORD new_ip; - WORD new_cs; + UINT32 madr; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(11); if (op < 0xc0) { - madr = get_ea(op); + madr = calc_ea_dst(op); new_ip = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, madr); new_cs = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, madr + 2); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -171,15 +175,15 @@ JMP16_Ep(DWORD op) } void -JMP32_Ep(DWORD op) +JMP32_Ep(UINT32 op) { - DWORD madr; - DWORD new_ip; - WORD new_cs; + UINT32 madr; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(11); if (op < 0xc0) { - madr = get_ea(op); + madr = calc_ea_dst(op); new_ip = cpu_vmemoryread_d(CPU_INST_SEGREG_INDEX, madr); new_cs = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, madr + 4); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -200,7 +204,7 @@ void JO_Jb(void) { - if (!CPU_OV) { + if (CC_NO) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -211,7 +215,7 @@ void JO_Jw(void) { - if (!CPU_OV) { + if (CC_NO) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -222,7 +226,7 @@ void JO_Jd(void) { - if (!CPU_OV) { + if (CC_NO) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -234,7 +238,7 @@ void JNO_Jb(void) { - if (CPU_OV) { + if (CC_O) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -245,7 +249,7 @@ void JNO_Jw(void) { - if (CPU_OV) { + if (CC_O) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -256,7 +260,7 @@ void JNO_Jd(void) { - if (CPU_OV) { + if (CC_O) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -268,7 +272,7 @@ void JC_Jb(void) { - if (!(CPU_FLAGL & C_FLAG)) { + if (CC_NC) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -279,7 +283,7 @@ void JC_Jw(void) { - if (!(CPU_FLAGL & C_FLAG)) { + if (CC_NC) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -290,7 +294,7 @@ void JC_Jd(void) { - if (!(CPU_FLAGL & C_FLAG)) { + if (CC_NC) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -302,7 +306,7 @@ void JNC_Jb(void) { - if (CPU_FLAGL & C_FLAG) { + if (CC_C) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -312,7 +316,7 @@ void JNC_Jw(void) { - if (CPU_FLAGL & C_FLAG) { + if (CC_C) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -322,7 +326,7 @@ void JNC_Jd(void) { - if (CPU_FLAGL & C_FLAG) { + if (CC_C) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -334,7 +338,7 @@ void JZ_Jb(void) { - if (!(CPU_FLAGL & Z_FLAG)) { + if (CC_NZ) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -345,7 +349,7 @@ void JZ_Jw(void) { - if (!(CPU_FLAGL & Z_FLAG)) { + if (CC_NZ) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -356,7 +360,7 @@ void JZ_Jd(void) { - if (!(CPU_FLAGL & Z_FLAG)) { + if (CC_NZ) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -368,7 +372,7 @@ void JNZ_Jb(void) { - if (CPU_FLAGL & Z_FLAG) { + if (CC_Z) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -379,7 +383,7 @@ void JNZ_Jw(void) { - if (CPU_FLAGL & Z_FLAG) { + if (CC_Z) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -390,7 +394,7 @@ void JNZ_Jd(void) { - if (CPU_FLAGL & Z_FLAG) { + if (CC_Z) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -402,7 +406,7 @@ void JNA_Jb(void) { - if (!(CPU_FLAGL & (Z_FLAG | C_FLAG))) { + if (CC_A) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -413,7 +417,7 @@ void JNA_Jw(void) { - if (!(CPU_FLAGL & (Z_FLAG | C_FLAG))) { + if (CC_A) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -424,7 +428,7 @@ void JNA_Jd(void) { - if (!(CPU_FLAGL & (Z_FLAG | C_FLAG))) { + if (CC_A) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -436,7 +440,7 @@ void JA_Jb(void) { - if (CPU_FLAGL & (Z_FLAG | C_FLAG)) { + if (CC_NA) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -447,7 +451,7 @@ void JA_Jw(void) { - if (CPU_FLAGL & (Z_FLAG | C_FLAG)) { + if (CC_NA) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -458,7 +462,7 @@ void JA_Jd(void) { - if (CPU_FLAGL & (Z_FLAG | C_FLAG)) { + if (CC_NA) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -470,7 +474,7 @@ void JS_Jb(void) { - if (!(CPU_FLAGL & S_FLAG)) { + if (CC_NS) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -481,7 +485,7 @@ void JS_Jw(void) { - if (!(CPU_FLAGL & S_FLAG)) { + if (CC_NS) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -492,7 +496,7 @@ void JS_Jd(void) { - if (!(CPU_FLAGL & S_FLAG)) { + if (CC_NS) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -504,7 +508,7 @@ void JNS_Jb(void) { - if (CPU_FLAGL & S_FLAG) { + if (CC_S) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -515,7 +519,7 @@ void JNS_Jw(void) { - if (CPU_FLAGL & S_FLAG) { + if (CC_S) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -526,7 +530,7 @@ void JNS_Jd(void) { - if (CPU_FLAGL & S_FLAG) { + if (CC_S) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -538,7 +542,7 @@ void JP_Jb(void) { - if (!(CPU_FLAGL & P_FLAG)) { + if (CC_NP) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -549,7 +553,7 @@ void JP_Jw(void) { - if (!(CPU_FLAGL & P_FLAG)) { + if (CC_NP) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -560,7 +564,7 @@ void JP_Jd(void) { - if (!(CPU_FLAGL & P_FLAG)) { + if (CC_NP) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -572,7 +576,7 @@ void JNP_Jb(void) { - if (CPU_FLAGL & P_FLAG) { + if (CC_P) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -583,7 +587,7 @@ void JNP_Jw(void) { - if (CPU_FLAGL & P_FLAG) { + if (CC_P) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -594,7 +598,7 @@ void JNP_Jd(void) { - if (CPU_FLAGL & P_FLAG) { + if (CC_P) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -606,7 +610,7 @@ void JL_Jb(void) { - if ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV)) { + if (CC_NL) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -617,7 +621,7 @@ void JL_Jw(void) { - if ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV)) { + if (CC_NL) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -628,7 +632,7 @@ void JL_Jd(void) { - if ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV)) { + if (CC_NL) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -640,7 +644,7 @@ void JNL_Jb(void) { - if ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV)) { + if (CC_L) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -651,7 +655,7 @@ void JNL_Jw(void) { - if ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV)) { + if (CC_L) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -662,7 +666,7 @@ void JNL_Jd(void) { - if ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV)) { + if (CC_L) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -674,7 +678,7 @@ void JLE_Jb(void) { - if ((!(CPU_FLAGL & Z_FLAG)) && ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV))) { + if (CC_NLE) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -685,7 +689,7 @@ void JLE_Jw(void) { - if ((!(CPU_FLAGL & Z_FLAG)) && ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV))) { + if (CC_NLE) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -696,7 +700,7 @@ void JLE_Jd(void) { - if ((!(CPU_FLAGL & Z_FLAG)) && ((!(CPU_FLAGL & S_FLAG)) == (!CPU_OV))) { + if (CC_NLE) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -708,7 +712,7 @@ void JNLE_Jb(void) { - if ((CPU_FLAGL & Z_FLAG) || ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV))) { + if (CC_LE) { JMPNOP(2, 1); } else { JMPSHORT(7); @@ -719,7 +723,7 @@ void JNLE_Jw(void) { - if ((CPU_FLAGL & Z_FLAG) || ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV))) { + if (CC_LE) { JMPNOP(2, 2); } else { JMPNEAR(7); @@ -730,7 +734,7 @@ void JNLE_Jd(void) { - if ((CPU_FLAGL & Z_FLAG) || ((!(CPU_FLAGL & S_FLAG)) != (!CPU_OV))) { + if (CC_LE) { JMPNOP(2, 4); } else { JMPNEAR_4(7); @@ -832,30 +836,32 @@ LOOP_Jb(void) void CALL_Aw(void) { - DWORD ip; + SINT32 ip; CPU_WORKCLOCK(7); GET_PCWORDS(ip); PUSH0_16(CPU_IP); ADD_EIP(ip); + CPU_PREFETCH_CLEAR(); } void CALL_Ad(void) { - DWORD ip; + UINT32 ip; CPU_WORKCLOCK(7); GET_PCDWORD(ip); PUSH0_32(CPU_EIP); ADD_EIP(ip); + CPU_PREFETCH_CLEAR(); } void -CALL_Ew(DWORD op) +CALL_Ew(UINT32 op) { - DWORD madr; - DWORD new_ip; + UINT32 madr; + UINT32 new_ip; if (op >= 0xc0) { CPU_WORKCLOCK(7); @@ -870,10 +876,10 @@ CALL_Ew(DWORD op) } void -CALL_Ed(DWORD op) +CALL_Ed(UINT32 op) { - DWORD madr; - DWORD new_ip; + UINT32 madr; + UINT32 new_ip; if (op >= 0xc0) { CPU_WORKCLOCK(7); @@ -890,8 +896,8 @@ CALL_Ed(DWORD op) void CALL16_Ap(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(13); GET_PCWORD(new_ip); @@ -912,8 +918,8 @@ CALL16_Ap(void) void CALL32_Ap(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(13); GET_PCDWORD(new_ip); @@ -932,15 +938,15 @@ CALL32_Ap(void) } void -CALL16_Ep(DWORD op) +CALL16_Ep(UINT32 op) { - DWORD ad; - DWORD new_ip; - WORD new_cs; + UINT32 ad; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(16); if (op < 0xc0) { - ad = get_ea(op); + ad = calc_ea_dst(op); new_ip = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, ad); new_cs = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, ad + 2); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -960,15 +966,15 @@ CALL16_Ep(DWORD op) } void -CALL32_Ep(DWORD op) +CALL32_Ep(UINT32 op) { - DWORD ad; - DWORD new_ip; - WORD new_cs; + UINT32 ad; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(16); if (op < 0xc0) { - ad = get_ea(op); + ad = calc_ea_dst(op); new_ip = cpu_vmemoryread_d(CPU_INST_SEGREG_INDEX, ad); new_cs = cpu_vmemoryread_w(CPU_INST_SEGREG_INDEX, ad + 4); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -993,7 +999,7 @@ CALL32_Ep(DWORD op) void RETnear16(void) { - DWORD new_ip; + UINT32 new_ip; CPU_WORKCLOCK(11); POP0_16(new_ip); @@ -1003,7 +1009,7 @@ RETnear16(void) void RETnear32(void) { - DWORD new_ip; + UINT32 new_ip; CPU_WORKCLOCK(11); POP0_32(new_ip); @@ -1013,42 +1019,42 @@ RETnear32(void) void RETnear16_Iw(void) { - DWORD new_ip; - WORD ad; + UINT32 new_ip; + UINT16 size; CPU_WORKCLOCK(11); - GET_PCWORD(ad); + GET_PCWORD(size); POP0_16(new_ip); SET_EIP(new_ip); if (!CPU_STAT_SS32) { - CPU_SP += ad; + CPU_SP += size; } else { - CPU_ESP += ad; + CPU_ESP += size; } } void RETnear32_Iw(void) { - DWORD new_ip; - DWORD ad; + UINT32 new_ip; + UINT16 size; CPU_WORKCLOCK(11); - GET_PCWORD(ad); + GET_PCWORD(size); POP0_32(new_ip); SET_EIP(new_ip); - if (CPU_STAT_SS32) { - CPU_ESP += ad; + if (!CPU_STAT_SS32) { + CPU_SP += size; } else { - CPU_SP += ad; + CPU_ESP += size; } } void RETfar16(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; CPU_WORKCLOCK(15); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -1067,8 +1073,8 @@ RETfar16(void) void RETfar32(void) { - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT32 new_cs; CPU_WORKCLOCK(15); if (!CPU_STAT_PM || CPU_STAT_VM86) { @@ -1076,7 +1082,7 @@ RETfar32(void) POP0_32(new_ip); POP0_32(new_cs); - CPU_SET_SEGREG(CPU_CS_INDEX, new_cs); + CPU_SET_SEGREG(CPU_CS_INDEX, (UINT16)new_cs); SET_EIP(new_ip); } else { /* Protected mode */ @@ -1087,12 +1093,12 @@ RETfar32(void) void RETfar16_Iw(void) { - DWORD ad; - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT16 new_cs; + UINT16 size; CPU_WORKCLOCK(15); - GET_PCWORD(ad); + GET_PCWORD(size); if (!CPU_STAT_PM || CPU_STAT_VM86) { /* Real mode or VM86 mode */ POP0_16(new_ip); @@ -1102,97 +1108,98 @@ RETfar16_Iw(void) SET_EIP(new_ip); if (!CPU_STAT_SS32) { - CPU_SP += ad; + CPU_SP += size; } else { - CPU_ESP += ad; + CPU_ESP += size; } } else { /* Protected mode */ - RETfar_pm(ad); + RETfar_pm(size); } } void RETfar32_Iw(void) { - DWORD ad; - DWORD new_ip; - WORD new_cs; + UINT32 new_ip; + UINT32 new_cs; + UINT16 size; CPU_WORKCLOCK(15); - GET_PCWORD(ad); + GET_PCWORD(size); if (!CPU_STAT_PM || CPU_STAT_VM86) { /* Real mode or VM86 mode */ POP0_32(new_ip); POP0_32(new_cs); - CPU_SET_SEGREG(CPU_CS_INDEX, new_cs); + CPU_SET_SEGREG(CPU_CS_INDEX, (UINT16)new_cs); SET_EIP(new_ip); - if (CPU_STAT_SS32) { - CPU_ESP += ad; + if (!CPU_STAT_SS32) { + CPU_SP += size; } else { - CPU_SP += ad; + CPU_ESP += size; } } else { /* Protected mode */ - RETfar_pm(ad); + RETfar_pm(size); } } void IRET(void) { - DWORD new_ip; - WORD flag; - WORD new_cs; + UINT32 new_ip; + UINT32 new_flags; + UINT32 new_cs; +#if !defined(IA32_DONT_USE_SET_EFLAGS_FUNCTION) + UINT32 mask; +#endif - extirq_pop(); - CPU_WORKCLOCK(31); if (!CPU_STAT_PM) { /* Real mode */ - POP0_16(new_ip); - POP0_16(new_cs); - POP0_16(flag); - - CPU_FLAG = flag & 0x7fd5; + CPU_WORKCLOCK(22); +#if defined(IA32_DONT_USE_SET_EFLAGS_FUNCTION) + if (!CPU_INST_OP32) { + POP0_16(new_ip); + POP0_16(new_cs); + POP0_16(new_flags); + CPU_FLAG = new_flags & ALL_FLAG; + } else { + POP0_32(new_ip); + POP0_32(new_cs); + POP0_32(new_flags); + CPU_EFLAG = (new_flags & (ALL_FLAG|RF_FLAG|AC_FLAG|ID_FLAG)) | (CPU_EFLAG & (VM_FLAG|VIF_FLAG|VIP_FLAG)); + } CPU_OV = CPU_FLAG & O_FLAG; CPU_TRAP = (CPU_FLAG & (I_FLAG|T_FLAG)) == (I_FLAG|T_FLAG); +#else + mask = I_FLAG|IOPL_FLAG; + if (!CPU_INST_OP32) { + POP0_16(new_ip); + POP0_16(new_cs); + POP0_16(new_flags); + } else { + POP0_32(new_ip); + POP0_32(new_cs); + POP0_32(new_flags); + mask |= RF_FLAG; + } - CPU_SET_SEGREG(CPU_CS_INDEX, new_cs); - SET_EIP(new_ip); - } else { - /* Protected mode */ - IRET_pm(); - } - IRQCHECKTERM(); -} - -void -IRETD(void) -{ - DWORD new_ip; - DWORD flag; - WORD new_cs; - - extirq_pop(); - CPU_WORKCLOCK(31); - if (!CPU_STAT_PM) { - /* Real mode */ - POP0_32(new_ip); - POP0_32(new_cs); - POP0_32(flag); - - CPU_EFLAG = (flag & 0x00257fd5) | (CPU_EFLAG & 0x1a0000); - CPU_OV = CPU_FLAG & O_FLAG; - CPU_TRAP = (CPU_FLAG & (I_FLAG|T_FLAG)) == (I_FLAG|T_FLAG); + set_eflags(new_flags, mask); +#endif - CPU_SET_SEGREG(CPU_CS_INDEX, new_cs); + CPU_SET_SEGREG(CPU_CS_INDEX, (UINT16)new_cs); SET_EIP(new_ip); } else { /* Protected mode */ IRET_pm(); } +#if defined(IA32_SUPPORT_DEBUG_REGISTER) + if (CPU_EFLAG & RF_FLAG) { + CPU_STAT_BP_EVENT |= CPU_STAT_BP_EVENT_RF; + } +#endif IRQCHECKTERM(); } @@ -1203,7 +1210,7 @@ void INT1(void) { - CPU_WORKCLOCK(23); + CPU_WORKCLOCK(33); INTERRUPT(1, 1, 0, 0); } @@ -1211,7 +1218,7 @@ void INT3(void) { - CPU_WORKCLOCK(23); + CPU_WORKCLOCK(33); INTERRUPT(3, 2, 0, 0); } @@ -1220,21 +1227,24 @@ INTO(void) { if (!CPU_OV) { - CPU_WORKCLOCK(4); + CPU_WORKCLOCK(3); return; } - CPU_WORKCLOCK(24); + CPU_WORKCLOCK(35); INTERRUPT(4, 3, 0, 0); } void INT_Ib(void) { - BYTE vect; + UINT8 vect; - CPU_WORKCLOCK(23); + CPU_WORKCLOCK(37); if (!CPU_STAT_PM || !CPU_STAT_VM86 || (CPU_STAT_IOPL == CPU_IOPL3)) { GET_PCBYTE(vect); +#if defined(ENABLE_TRAP) + softinttrap(CPU_CS, CPU_EIP - 2, vect); +#endif INTERRUPT(vect, -1, 0, 0); return; } @@ -1244,8 +1254,8 @@ INT_Ib(void) void BOUND_GwMa(void) { - DWORD op, madr; - WORD reg; + UINT32 op, madr; + UINT16 reg; int vect; CPU_WORKCLOCK(13); @@ -1267,8 +1277,8 @@ BOUND_GwMa(void) void BOUND_GdMa(void) { - DWORD op, madr; - DWORD reg; + UINT32 op, madr; + UINT32 reg; int vect; CPU_WORKCLOCK(13); @@ -1291,10 +1301,13 @@ BOUND_GdMa(void) * STACK */ void -ENTER_IwIb(void) +ENTER16_IwIb(void) { - WORD dimsize; - BYTE level; + UINT32 sp, bp; + UINT32 size; + UINT32 val; + UINT16 dimsize; + UINT8 level; GET_PCWORD(dimsize); GET_PCBYTE(level); @@ -1302,29 +1315,19 @@ ENTER_IwIb(void) /* check stack room size */ if (CPU_STAT_PM) { - DWORD size = dimsize; - DWORD sp; - if (CPU_INST_OP32) { - size = (level + 1) * 4; + size = dimsize + (level + 1) * 2; + if (!CPU_STAT_SS32) { + sp = CPU_SP; } else { - size = (level + 1) * 2; - } - if (CPU_STAT_SS32) { sp = CPU_ESP; - } else { - sp = CPU_SP; } - CHECK_STACK_PUSH(&CPU_STAT_SREG(CPU_SS_INDEX), sp, size); + STACK_PUSH_CHECK(CPU_REGS_SREG(CPU_SS_INDEX), &CPU_STAT_SREG(CPU_SS_INDEX), sp, size); } - XPUSH0(CPU_EBP); + PUSH0_16(CPU_BP); if (level == 0) { /* enter level=0 */ CPU_WORKCLOCK(11); - if (!CPU_INST_OP32) { - CPU_BP = CPU_SP; - } else { - CPU_EBP = CPU_ESP; - } + CPU_BP = CPU_SP; if (!CPU_STAT_SS32) { CPU_SP -= dimsize; } else { @@ -1334,135 +1337,149 @@ ENTER_IwIb(void) --level; if (level == 0) { /* enter level=1 */ CPU_WORKCLOCK(15); - if (!CPU_INST_OP32) { - WORD tmp = CPU_SP; - PUSH0_16(tmp); - CPU_BP = tmp; + sp = CPU_SP; + PUSH0_16(sp); + CPU_BP = (UINT16)sp; + if (!CPU_STAT_SS32) { CPU_SP -= dimsize; } else { - DWORD tmp; - if (!CPU_STAT_SS32) { - tmp = CPU_SP; - REGPUSH0_32_16(tmp); - CPU_EBP = (WORD)tmp; - CPU_ESP -= dimsize; - } else { - tmp = CPU_ESP; - REGPUSH0_32(tmp); - CPU_EBP = tmp; - CPU_ESP -= dimsize; - } + CPU_ESP -= dimsize; } } else { /* enter level=2-31 */ CPU_WORKCLOCK(12 + level * 4); - if (!CPU_INST_OP32) { - WORD bp = CPU_BP; - WORD val; - + if (!CPU_STAT_SS32) { + bp = CPU_BP; CPU_BP = CPU_SP; - if (!CPU_STAT_SS32) { - while (level--) { - bp -= 2; - CPU_SP -= 2; - val = cpu_vmemoryread_w(CPU_SS_INDEX, bp); - cpu_vmemorywrite_w(CPU_SS_INDEX, CPU_SP, val); - } - REGPUSH0(CPU_BP); - CPU_SP -= dimsize; - } else { - while (level--) { - bp -= 2; - CPU_ESP -= 2; - val = cpu_vmemoryread_w(CPU_SS_INDEX, bp); - cpu_vmemorywrite_w(CPU_SS_INDEX, CPU_ESP, val); - } - REGPUSH0_16_32(CPU_EBP); - CPU_ESP -= dimsize; + while (level--) { + bp -= 2; + CPU_SP -= 2; + val = cpu_vmemoryread_w(CPU_SS_INDEX, bp); + cpu_vmemorywrite_w(CPU_SS_INDEX, CPU_SP, (UINT16)val); } + REGPUSH0(CPU_BP); + CPU_SP -= dimsize; } else { - DWORD ebp = CPU_EBP; - DWORD val; - - if (!CPU_STAT_SS32) { - CPU_EBP = CPU_SP; - while (level--) { - ebp -= 4; - CPU_SP -= 4; - val = cpu_vmemoryread_d(CPU_SS_INDEX, ebp); - cpu_vmemorywrite_d(CPU_SS_INDEX, CPU_SP, val); - } - REGPUSH0_32_16(CPU_EBP); - CPU_SP -= dimsize; - } else { - CPU_EBP = CPU_ESP; - while (level--) { - ebp -= 4; - CPU_ESP -= 4; - val = cpu_vmemoryread_d(CPU_SS_INDEX, ebp); - cpu_vmemorywrite(CPU_SS_INDEX, CPU_ESP, val); - } - REGPUSH0_32(CPU_EBP); - CPU_ESP -= dimsize; + bp = CPU_EBP; + CPU_BP = CPU_SP; + while (level--) { + bp -= 2; + CPU_ESP -= 2; + val = cpu_vmemoryread_w(CPU_SS_INDEX, bp); + cpu_vmemorywrite_w(CPU_SS_INDEX, CPU_ESP, (UINT16)val); } + REGPUSH0_16_32(CPU_BP); + CPU_ESP -= dimsize; } } } } void -LEAVE16(void) +ENTER32_IwIb(void) { - WORD bp; - DWORD sp, size; + UINT32 sp, bp; + UINT32 size; + UINT32 val; + UINT16 dimsize; + UINT8 level; - CPU_WORKCLOCK(5); + GET_PCWORD(dimsize); + GET_PCBYTE(level); + level &= 0x1f; + /* check stack room size */ if (CPU_STAT_PM) { - bp = CPU_BP; - if (!CPU_STAT_SS32) { + size = dimsize + (level + 1) * 4; + if (CPU_STAT_SS32) { + sp = CPU_ESP; + } else { sp = CPU_SP; - size = 2; + } + STACK_PUSH_CHECK(CPU_REGS_SREG(CPU_SS_INDEX), &CPU_STAT_SREG(CPU_SS_INDEX), sp, size); + } + + PUSH0_32(CPU_EBP); + if (level == 0) { /* enter level=0 */ + CPU_WORKCLOCK(11); + CPU_EBP = CPU_ESP; + if (!CPU_STAT_SS32) { + CPU_SP -= dimsize; } else { - sp = CPU_ESP; - size = 4; + CPU_ESP -= dimsize; } - if (bp < sp) { - ia32_panic("LEAVE16: bp < sp"); + } else { + --level; + if (level == 0) { /* enter level=1 */ + CPU_WORKCLOCK(15); + sp = CPU_ESP; + PUSH0_32(sp); + CPU_EBP = sp; + if (CPU_STAT_SS32) { + CPU_ESP -= dimsize; + } else { + CPU_SP -= dimsize; + } + } else { /* enter level=2-31 */ + CPU_WORKCLOCK(12 + level * 4); + if (CPU_STAT_SS32) { + bp = CPU_EBP; + CPU_EBP = CPU_ESP; + while (level--) { + bp -= 4; + CPU_ESP -= 4; + val = cpu_vmemoryread_d(CPU_SS_INDEX, bp); + cpu_vmemorywrite_d(CPU_SS_INDEX, CPU_ESP, val); + } + REGPUSH0_32(CPU_EBP); + CPU_ESP -= dimsize; + } else { + bp = CPU_BP; + CPU_EBP = CPU_ESP; + while (level--) { + bp -= 4; + CPU_SP -= 4; + val = cpu_vmemoryread_d(CPU_SS_INDEX, bp); + cpu_vmemorywrite_d(CPU_SS_INDEX, CPU_SP, val); + } + REGPUSH0_32_16(CPU_EBP); + CPU_SP -= dimsize; + } } - CHECK_STACK_PUSH(&CPU_STAT_SREG(CPU_SS_INDEX), sp, (bp - sp) + size); } - - CPU_SP = CPU_BP; - REGPOP0(CPU_BP); } void -LEAVE32(void) +LEAVE(void) { - DWORD bp, sp, size; + UINT32 sp, bp; + UINT s; - CPU_WORKCLOCK(5); + CPU_WORKCLOCK(4); if (CPU_STAT_PM) { - bp = CPU_EBP; - if (CPU_STAT_SS32) { - sp = CPU_ESP; - size = 4; + if (!CPU_INST_OP32) { + s = 2; } else { - sp = CPU_SP; - size = 2; + s = 4; } - if (bp < sp) { - ia32_panic("LEAVE32: bp < sp"); + if (!CPU_STAT_SS32) { + sp = CPU_SP; + bp = CPU_BP; + } else { + sp = CPU_ESP; + bp = CPU_EBP; } - CHECK_STACK_PUSH(&CPU_STAT_SREG(CPU_SS_INDEX), sp, (bp - sp) + size); + STACK_POP_CHECK(CPU_REGS_SREG(CPU_SS_INDEX), &CPU_STAT_SREG(CPU_SS_INDEX), sp, (bp - sp) + s); } - if (CPU_STAT_SS32) { + if (!CPU_STAT_SS32) { + CPU_SP = CPU_BP; + } else { CPU_ESP = CPU_EBP; - REGPOP0_32(CPU_EBP); + } + if (!CPU_INST_OP32) { + REGPOP0(CPU_BP); } else { - CPU_SP = CPU_BP; - REGPOP0_32_16(CPU_EBP); + POP0_32(CPU_EBP); } }