--- np2/i286x/i286x.cpp 2004/02/18 18:29:29 1.20 +++ np2/i286x/i286x.cpp 2004/08/03 10:11:37 1.22 @@ -343,7 +343,7 @@ LABEL void removeprefix(void) { I286 _reserved(void) { __asm { - inc si // 01/08/31 +// inc si // 01/08/31 INT_NUM(6) } } @@ -448,7 +448,7 @@ I286 pop_es(void) { // 07: pop es I286CLOCK(5) REGPOP(I286_ES) movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short pop_es_pe shl eax, 4 // make segreg pop_es_base: mov ES_BASE, eax @@ -661,7 +661,7 @@ I286 pop_ss(void) { // 17: pop ss I286CLOCK(5) REGPOP(I286_SS) movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short pop_ss_pe shl eax, 4 // make segreg pop_ss_base: mov SS_BASE, eax @@ -790,7 +790,7 @@ I286 pop_ds(void) { // 1F: pop ds I286CLOCK(5) REGPOP(I286_DS) movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short pop_ds_pe shl eax, 4 // make segreg pop_ds_base: mov DS_BASE, eax @@ -1695,7 +1695,7 @@ I286 _arpl(void) { xor eax, eax cmp bh, 0c0h setc al - add si, ax + // add si, ax add eax, 10 I286CLOCK(eax) INT_NUM(6) @@ -2498,7 +2498,7 @@ I286 mov_seg_ea(void) { // 8E: mov segset: mov word ptr I286_SEGREG[ebp], ax movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short mov_seg_pe shl eax, 4 // make segreg mov_seg_base: mov SEG_BASE[ebp*2], eax @@ -2714,7 +2714,7 @@ I286 call_far(void) { // 9A: call mov si, bx shr ebx, 16 mov I286_CS, bx - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short call_far_pe shl ebx, 4 mov CS_BASE, ebx @@ -3370,13 +3370,17 @@ I286 les_r16_ea(void) { // C4: les lea ecx, [edi + ebp] call i286_memoryread_w mov I286_ES, ax - and eax, 0000ffffh + movzx eax, ax + test byte ptr (I286_MSW), MSW_PE + jne short les_pe shl eax, 4 // make segreg - mov ES_BASE, eax +les_base: mov ES_BASE, eax ret - align 4 - src_register: - INT_NUM(6) + +les_pe: push offset les_base + jmp i286x_selector + +src_register: INT_NUM(6) } } @@ -3399,14 +3403,19 @@ I286 lds_r16_ea(void) { // C5: lds lea ecx, [edi + ebp] call i286_memoryread_w mov I286_DS, ax - and eax, 0000ffffh + movzx eax, ax + test byte ptr (I286_MSW), MSW_PE + jne short lds_pe shl eax, 4 // make segreg - mov DS_BASE, eax +lds_base: mov DS_BASE, eax mov DS_FIX, eax ret - align 16 - src_register: - INT_NUM(6) + +lds_pe: push offset lds_base + jmp i286x_selector + +src_register: INT_NUM(6) + } } @@ -3559,7 +3568,7 @@ I286 ret_far_data16(void) { // CA: call i286_memoryread_w mov I286_CS, ax movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short ret_far16_pe shl eax, 4 // make segreg ret_far16_base: mov CS_BASE, eax @@ -3587,7 +3596,7 @@ I286 ret_far(void) { // CB: ret fa call i286_memoryread_w mov I286_CS, ax movzx eax, ax - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short ret_far_pe shl eax, 4 // make segreg ret_far_base: mov CS_BASE, eax @@ -3651,7 +3660,8 @@ I286 _into(void) { // CE: into GET_NEXTPRE1 ret - intovf: INT_NUM(4) + intovf: inc si // ver0.80 + INT_NUM(4) } } @@ -4096,7 +4106,7 @@ I286 jmp_far(void) { // EA: jmp fa mov si, bx shr ebx, 16 mov I286_CS, bx - test I286_MSW, MSW_PE + test byte ptr (I286_MSW), MSW_PE jne short jmp_far_pe shl ebx, 4 // make segreg mov CS_BASE, ebx @@ -4339,7 +4349,7 @@ I286 _ope0xff(void) { // FF: // ------------------------------------------------------------------------- -void (*i286op[])(void) = { +const I286TBL i286op[256] = { add_ea_r8, // 00: add EA, REG8 add_ea_r16, // 01: add EA, REG16 add_r8_ea, // 02: add REG8, EA @@ -4663,7 +4673,7 @@ I286 repe_segprefix_ds(void) { } } -void (*i286op_repe[])(void) = { +const I286TBL i286op_repe[256] = { add_ea_r8, // 00: add EA, REG8 add_ea_r16, // 01: add EA, REG16 add_r8_ea, // 02: add REG8, EA @@ -4987,7 +4997,7 @@ I286 repne_segprefix_ds(void) { } } -void (*i286op_repne[])(void) = { +const I286TBL i286op_repne[256] = { add_ea_r8, // 00: add EA, REG8 add_ea_r16, // 01: add EA, REG16 add_r8_ea, // 02: add REG8, EA