np2/i286a/i286a_mn.s - view

File: [RetroPC.NET] / np2 / i286a / i286a_mn.s
Revision 1.1: download - view: text, annotated - select for diffs
Tue Dec 16 13:58:00 2003 JST (21 years, 10 months ago) by yui
Branches: MAIN
CVS tags: HEAD

fix i286a (T.Yui)

INCLUDE i286a.inc INCLUDE i286aalu.inc INCLUDE i286aop.inc IMPORT i286core IMPORT _szpcflag8 IMPORT i286a_ea IMPORT i286a_lea IMPORT i286_memoryread IMPORT i286_memoryread_w IMPORT i286_memorywrite IMPORT i286_memorywrite_w EXPORT i286a_step AREA .text, CODE, READONLY add_ea_r8 OP_EA_R8 ADD8, #2, #7 add_ea_r16 OP_EA_R16 ADD16, #2, #7 add_r8_ea OP_R8_EA ADD8, #2, #7 add_r16_ea OP_R16_EA ADD16, #2, #7 add_al_d8 OP_AL_D8 ADD8, #3 add_ax_d16 OP_AX_D16 ADD16, #3 push_es REGPUSH #CPU_ES, #3 pop_es SEGPOP #CPU_ES, #CPU_ES_BASE, #5 or_ea_r8 OP_EA_R8 OR8, #2, #7 or_ea_r16 OP_EA_R16 OR16, #2, #7 or_r8_ea OP_R8_EA OR8, #2, #7 or_r16_ea OP_R16_EA OR16, #2, #7 or_al_d8 OP_AL_D8 OR8, #3 or_ax_d16 OP_AX_D16 OR16, #3 push_cs REGPUSH #CPU_CS, #3 adc_ea_r8 OP_EA_R8 ADC8, #2, #7 adc_ea_r16 OP_EA_R16 ADC16, #2, #7 adc_r8_ea OP_R8_EA ADC8, #2, #7 adc_r16_ea OP_R16_EA ADC16, #2, #7 adc_al_d8 OP_AL_D8 ADC8, #3 adc_ax_d16 OP_AX_D16 ADC16, #3 push_ss REGPUSH #CPU_SS, #3 pop_ss SEGPOPFIX #CPU_SS, #CPU_SS_BASE, #CPU_SS_FIX, #5 sbb_ea_r8 OP_EA_R8 SBB8, #2, #7 sbb_ea_r16 OP_EA_R16 SBB16, #2, #7 sbb_r8_ea OP_R8_EA SBB8, #2, #7 sbb_r16_ea OP_R16_EA SBB16, #2, #7 sbb_al_d8 OP_AL_D8 SBB8, #3 sbb_ax_d16 OP_AX_D16 SBB16, #3 push_ds REGPUSH #CPU_DS, #3 pop_ds SEGPOPFIX #CPU_DS, #CPU_DS_BASE, #CPU_DS_FIX, #5 and_ea_r8 OP_EA_R8 AND8, #2, #7 and_ea_r16 OP_EA_R16 AND16, #2, #7 and_r8_ea OP_R8_EA AND8, #2, #7 and_r16_ea OP_R16_EA AND16, #2, #7 and_al_d8 OP_AL_D8 AND8, #3 and_ax_d16 OP_AX_D16 AND16, #3 ; segprefix_es ; daa sub_ea_r8 OP_EA_R8 SUB8, #2, #7 sub_ea_r16 OP_EA_R16 SUB16, #2, #7 sub_r8_ea OP_R8_EA SUB8, #2, #7 sub_r16_ea OP_R16_EA SUB16, #2, #7 sub_al_d8 OP_AL_D8 SUB8, #3 sub_ax_d16 OP_AX_D16 SUB16, #3 ; segprefix_cs ; das xor_ea_r8 OP_EA_R8 XOR8, #2, #7 xor_ea_r16 OP_EA_R16 XOR16, #2, #7 xor_r8_ea OP_R8_EA XOR8, #2, #7 xor_r16_ea OP_R16_EA XOR16, #2, #7 xor_al_d8 OP_AL_D8 XOR8, #3 xor_ax_d16 OP_AX_D16 XOR16, #3 ; segprefix_ss ; aaa cmp_ea_r8 S_EA_R8 SUB8, #2, #7 cmp_ea_r16 S_EA_R16 SUB16, #2, #7 cmp_r8_ea S_R8_EA SUB8, #2, #6 cmp_r16_ea S_R16_EA SUB16, #2, #6 cmp_al_d8 S_AL_D8 SUB8, #3 cmp_ax_d16 S_AX_D16 SUB16, #3 ; segprefix_ds ; aas inc_ax OP_INC16 #CPU_AX, #2 inc_cx OP_INC16 #CPU_CX, #2 inc_dx OP_INC16 #CPU_DX, #2 inc_bx OP_INC16 #CPU_BX, #2 inc_sp OP_INC16 #CPU_SP, #2 inc_bp OP_INC16 #CPU_BP, #2 inc_si OP_INC16 #CPU_SI, #2 inc_di OP_INC16 #CPU_DI, #2 dec_ax OP_DEC16 #CPU_AX, #2 dec_cx OP_DEC16 #CPU_CX, #2 dec_dx OP_DEC16 #CPU_DX, #2 dec_bx OP_DEC16 #CPU_BX, #2 dec_sp OP_DEC16 #CPU_SP, #2 dec_bp OP_DEC16 #CPU_BP, #2 dec_si OP_DEC16 #CPU_SI, #2 dec_di OP_DEC16 #CPU_DI, #2 push_ax REGPUSH #CPU_AX, #3 push_cx REGPUSH #CPU_CX, #3 push_dx REGPUSH #CPU_DX, #3 push_bx REGPUSH #CPU_BX, #3 push_sp SP_PUSH #3 push_bp REGPUSH #CPU_BP, #3 push_si REGPUSH #CPU_SI, #3 push_di REGPUSH #CPU_DI, #3 pop_ax REGPOP #CPU_AX, #5 pop_cx REGPOP #CPU_CX, #5 pop_dx REGPOP #CPU_DX, #5 pop_bx REGPOP #CPU_BX, #5 pop_sp SP_POP #5 pop_bp REGPOP #CPU_BP, #5 pop_si REGPOP #CPU_SI, #5 pop_di REGPOP #CPU_DI, #5 ; pusha ; popa ; bound ; arpl ; push_d16 ; imul_reg_ea_d16 ; push_d8 ; imul_reg_ea_d8 ; insb ; insw ; outsb ; outsw ; jo_short ; jno_short ; jc_short ; jnc_short ; jz_short ; jnz_short ; jna_short ; ja_short ; js_short ; jns_short ; jp_short ; jnp_short ; jl_short ; jnl_short ; jle_short ; jnle_short ; calc_ea8_i8 ; calc_ea16_i16 ; calc_ea16_i8 test_ea_r8 S_EA_R8 AND8, #2, #6 test_ea_r16 S_EA_R16 AND16, #2, #6 ; xchg_ea_r8 * ; xchg_ea_r16 * ; mov_ea_r8 * ; mov_ea_r16 * ; mov_r8_ea * ; mov_r16_ea * ; mov_ea_seg ; lea_r16_ea ; mov_seg_ea ; pop_ea ; nop xchg_ax_cx XCHG_AX #CPU_CX, #3 xchg_ax_dx XCHG_AX #CPU_DX, #3 xchg_ax_bx XCHG_AX #CPU_BX, #3 xchg_ax_sp XCHG_AX #CPU_SP, #3 xchg_ax_bp XCHG_AX #CPU_BP, #3 xchg_ax_si XCHG_AX #CPU_SI, #3 xchg_ax_di XCHG_AX #CPU_DI, #3 ; cbw ; cwd ; call_far ; wait ; pushf ; popf ; sahf ; lahf ; mov_al_m8 ; mov_ax_m16 ; mov_m8_al ; mov_m16_ax ; movsb ; movsw ; cmpsb ; cmpsw test_al_d8 S_AL_D8 AND8, #3 test_ax_d16 S_AX_D16 AND16, #3 ; stosb ; stosw ; lodsb ; lodsw ; scasb ; scasw mov_al_imm MOVIMM8 #CPU_AL, #2 mov_cl_imm MOVIMM8 #CPU_CL, #2 mov_dl_imm MOVIMM8 #CPU_DL, #2 mov_bl_imm MOVIMM8 #CPU_BL, #2 mov_ah_imm MOVIMM8 #CPU_AH, #2 mov_ch_imm MOVIMM8 #CPU_CH, #2 mov_dh_imm MOVIMM8 #CPU_DH, #2 mov_bh_imm MOVIMM8 #CPU_BH, #2 mov_ax_imm MOVIMM16 #CPU_AX, #2 mov_cx_imm MOVIMM16 #CPU_CX, #2 mov_dx_imm MOVIMM16 #CPU_DX, #2 mov_bx_imm MOVIMM16 #CPU_BX, #2 mov_sp_imm MOVIMM16 #CPU_SP, #2 mov_bp_imm MOVIMM16 #CPU_BP, #2 mov_si_imm MOVIMM16 #CPU_SI, #2 mov_di_imm MOVIMM16 #CPU_DI, #2 ; shift_ea8_d8 ; shift_ea16_d8 ; ret_near_d16 ; ret_near ; les_r16_ea ; lds_r16_ea ; mov_ea8_d8 ; mov_ea16_d16 ; enter ; leave ; ret_far_d16 ; ret_far ; int_03 ; int_d8 ; into ; iret ; shift_ea8_1 ; shift_ea16_1 ; shift_ea8_cl ; shift_ea16_cl ; aam ; aad ; setalc ; xlat ; esc ; loopnz ; loopz ; loop ; jcxz ; in_al_d8 ; in_ax_d8 ; out_d8_al ; out_d8_ax ; call_near ; jmp_near ; jmp_far ; jmp_short ; in_al_dx ; in_ax_dx ; out_dx_al ; out_dx_ax ; lock ; repne ; repe ; hlt ; cmc ; ope0xf6 ; ope0xf7 ; clc ; stc ; cli ; sti ; cld ; std ; ope0xfe ; ope0xff ; ---- xchg_ea_r8 EAREG8 r6 cmp r0, #&c0 bcc xchgear8_1 CPUWORK #3 R8SRC r0, r5 ldrb r0, [r6, #CPU_REG] ldrb r1, [r5, #CPU_REG] strb r0, [r5, #CPU_REG] strb r1, [r6, #CPU_REG] mov pc, r11 xchgear8_1 CPUWORK #5 bl i286a_ea cmp r0, #I286_MEMWRITEMAX bcs xchgear8_2 ldrb r1, [r6, #CPU_REG] ldrb r4, [r9, r0] strb r1, [r9, r0] strb r4, [r6, #CPU_REG] mov pc, r11 xchgear8_2 mov r5, r0 bl i286_memoryread ldrb r1, [r6, #CPU_REG] strb r0, [r6, #CPU_REG] mov r0, r5 mov lr, r11 b i286_memorywrite xchg_ea_r16 EAREG16 r6 cmp r0, #&c0 bcc xchgear16_1 CPUWORK #3 R16SRC r0, r5 ldrh r0, [r6, #CPU_REG] ldrh r1, [r5, #CPU_REG] strh r0, [r5, #CPU_REG] strh r1, [r6, #CPU_REG] mov pc, r11 xchgear16_1 CPUWORK #5 bl i286a_ea tst r0, #1 bne xchgear16_2 cmp r0, #I286_MEMWRITEMAX bcs xchgear16_2 ldrh r1, [r6, #CPU_REG] ldrh r4, [r9, r0] strh r1, [r9, r0] strh r4, [r6, #CPU_REG] mov pc, r11 xchgear16_2 mov r5, r0 bl i286_memoryread_w ldrh r1, [r6, #CPU_REG] strh r0, [r6, #CPU_REG] mov r0, r5 mov lr, r11 b i286_memorywrite_w mov_ea_r8 EAREG8 r6 cmp r0, #&c0 bcc movear8_1 CPUWORK #3 R8SRC r0, r5 ldrb r0, [r6, #CPU_REG] strb r0, [r5, #CPU_REG] mov pc, r11 movear8_1 CPUWORK #5 bl i286a_ea ldrb r1, [r6, #CPU_REG] mov lr, r11 b i286_memorywrite mov_ea_r16 EAREG16 r6 cmp r0, #&c0 bcc movear16_1 CPUWORK #3 R16SRC r0, r5 ldrh r0, [r6, #CPU_REG] strh r0, [r5, #CPU_REG] mov pc, r11 movear16_1 CPUWORK #5 bl i286a_ea ldrh r1, [r6, #CPU_REG] mov lr, r11 b i286_memorywrite_w mov_r8_ea REG8EA r5, #2, #5 ldrb r0, [r5, #CPU_REG] mov pc, r11 mov_r16_ea REG16EA r5, #2, #5 ldrh r0, [r5, #CPU_REG] mov pc, r11 i286a_step stmdb sp!, {r4 - r11, lr} ldr r9, ias_r9 ldr r10, ias_r10 ; ldr r7, [r9, #CPU_REMAINCLOCK] ldr r8, [r9, #CPU_FLAG] ldr r0, [r9, #CPU_CS_BASE] add r0, r0, r8 lsr #16 bl i286_memoryread add r8, r8, #(1 << 16) adr r1, optbl1 mov r11, pc ldr pc, [r1, r0 lsl #2] str r8, [r9, #CPU_FLAG] ldmia sp!, {r4 - r11, pc} ias_r9 dcd i286core - CPU_REG ias_r10 dcd _szpcflag8 optbl1 dcd add_ea_r8 dcd add_ea_r16 dcd add_r8_ea dcd add_r16_ea dcd add_al_d8 dcd add_ax_d16 dcd push_es dcd pop_es dcd or_ea_r8 dcd or_ea_r16 dcd or_r8_ea dcd or_r16_ea dcd or_al_d8 dcd or_ax_d16 dcd push_cs dcd 0 ; op_0f/pop_cs dcd adc_ea_r8 dcd adc_ea_r16 dcd adc_r8_ea dcd adc_r16_ea dcd adc_al_d8 dcd adc_ax_d16 dcd push_ss dcd pop_ss dcd sbb_ea_r8 dcd sbb_ea_r16 dcd sbb_r8_ea dcd sbb_r16_ea dcd sbb_al_d8 dcd sbb_ax_d16 dcd push_ds dcd pop_ds dcd and_ea_r8 dcd and_ea_r16 dcd and_r8_ea dcd and_r16_ea dcd and_al_d8 dcd and_ax_d16 dcd 0 ; segprefix_es dcd 0 ; daa dcd sub_ea_r8 dcd sub_ea_r16 dcd sub_r8_ea dcd sub_r16_ea dcd sub_al_d8 dcd sub_ax_d16 dcd 0 ; segprefix_cs dcd 0 ; das dcd xor_ea_r8 dcd xor_ea_r16 dcd xor_r8_ea dcd xor_r16_ea dcd xor_al_d8 dcd xor_ax_d16 dcd 0 ; segprefix_ss dcd 0 ; aaa dcd cmp_ea_r8 dcd cmp_ea_r16 dcd cmp_r8_ea dcd cmp_r16_ea dcd cmp_al_d8 dcd cmp_ax_d16 dcd 0 ; segprefix_ds dcd 0 ; aas dcd inc_ax dcd inc_cx dcd inc_dx dcd inc_bx dcd inc_sp dcd inc_bp dcd inc_si dcd inc_di dcd dec_ax dcd dec_cx dcd dec_dx dcd dec_bx dcd dec_sp dcd dec_bp dcd dec_si dcd dec_di dcd push_ax dcd push_cx dcd push_dx dcd push_bx dcd push_sp dcd push_bp dcd push_si dcd push_di dcd pop_ax dcd pop_cx dcd pop_dx dcd pop_bx dcd pop_sp dcd pop_bp dcd pop_si dcd pop_di dcd 0 ; pusha dcd 0 ; popa dcd 0 ; bound dcd 0 ; arpl dcd 0 ; push_d16 dcd 0 ; imul_reg_ea_d16 dcd 0 ; push_d8 dcd 0 ; imul_reg_ea_d8 dcd 0 ; insb dcd 0 ; insw dcd 0 ; outsb dcd 0 ; outsw dcd 0 ; jo_short dcd 0 ; jno_short dcd 0 ; jc_short dcd 0 ; jnc_short dcd 0 ; jz_short dcd 0 ; jnz_short dcd 0 ; jna_short dcd 0 ; ja_short dcd 0 ; js_short dcd 0 ; jns_short dcd 0 ; jp_short dcd 0 ; jnp_short dcd 0 ; jl_short dcd 0 ; jnl_short dcd 0 ; jle_short dcd 0 ; jnle_short dcd 0 ; calc_ea8_i8 dcd 0 ; calc_ea16_i16 dcd 0 ; calc_ea16_i8 dcd test_ea_r8 dcd test_ea_r16 dcd xchg_ea_r8 dcd xchg_ea_r16 dcd mov_ea_r8 dcd mov_ea_r16 dcd mov_r8_ea dcd mov_r16_ea dcd 0 ; mov_ea_seg dcd 0 ; lea_r16_ea dcd 0 ; mov_seg_ea dcd 0 ; pop_ea dcd 0 ; nop dcd xchg_ax_cx dcd xchg_ax_dx dcd xchg_ax_bx dcd xchg_ax_sp dcd xchg_ax_bp dcd xchg_ax_si dcd xchg_ax_di dcd 0 ; cbw dcd 0 ; cwd dcd 0 ; call_far dcd 0 ; wait dcd 0 ; pushf dcd 0 ; popf dcd 0 ; sahf dcd 0 ; lahf dcd 0 ; mov_al_m8 dcd 0 ; mov_ax_m16 dcd 0 ; mov_m8_al dcd 0 ; mov_m16_ax dcd 0 ; movsb dcd 0 ; movsw dcd 0 ; cmpsb dcd 0 ; cmpsw dcd test_al_d8 dcd test_ax_d16 dcd 0 ; stosb dcd 0 ; stosw dcd 0 ; lodsb dcd 0 ; lodsw dcd 0 ; scasb dcd 0 ; scasw dcd mov_al_imm dcd mov_cl_imm dcd mov_dl_imm dcd mov_bl_imm dcd mov_ah_imm dcd mov_ch_imm dcd mov_dh_imm dcd mov_bh_imm dcd mov_ax_imm dcd mov_cx_imm dcd mov_dx_imm dcd mov_bx_imm dcd mov_sp_imm dcd mov_bp_imm dcd mov_si_imm dcd mov_di_imm dcd 0 ; shift_ea8_d8 dcd 0 ; shift_ea16_d8 dcd 0 ; ret_near_d16 dcd 0 ; ret_near dcd 0 ; les_r16_ea dcd 0 ; lds_r16_ea dcd 0 ; mov_ea8_d8 dcd 0 ; mov_ea16_d16 dcd 0 ; enter dcd 0 ; leave dcd 0 ; ret_far_d16 dcd 0 ; ret_far dcd 0 ; int_03 dcd 0 ; int_d8 dcd 0 ; into dcd 0 ; iret dcd 0 ; shift_ea8_1 dcd 0 ; shift_ea16_1 dcd 0 ; shift_ea8_cl dcd 0 ; shift_ea16_cl dcd 0 ; aam dcd 0 ; aad dcd 0 ; setalc dcd 0 ; xlat dcd 0 ; esc0 dcd 0 ; esc1 dcd 0 ; esc2 dcd 0 ; esc3 dcd 0 ; esc4 dcd 0 ; esc5 dcd 0 ; esc6 dcd 0 ; esc7 dcd 0 ; loopnz dcd 0 ; loopz dcd 0 ; loop dcd 0 ; jcxz dcd 0 ; in_al_d8 dcd 0 ; in_ax_d8 dcd 0 ; out_d8_al dcd 0 ; out_d8_ax dcd 0 ; call_near dcd 0 ; jmp_near dcd 0 ; jmp_far dcd 0 ; jmp_short dcd 0 ; in_al_dx dcd 0 ; in_ax_dx dcd 0 ; out_dx_al dcd 0 ; out_dx_ax dcd 0 ; lock dcd 0 ; lock dcd 0 ; repne dcd 0 ; repe dcd 0 ; hlt dcd 0 ; cmc dcd 0 ; ope0xf6 dcd 0 ; ope0xf7 dcd 0 ; clc dcd 0 ; stc dcd 0 ; cli dcd 0 ; sti dcd 0 ; cld dcd 0 ; std dcd 0 ; ope0xfe dcd 0 ; ope0xff END