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version 1.1, 2003/12/16 21:59:07
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version 1.6, 2003/12/19 00:25:49
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Line 1
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Line 1
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| INCLUDE i286a.inc |
INCLUDE i286a.inc |
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INCLUDE i286aea.inc |
| INCLUDE i286aalu.inc |
INCLUDE i286aalu.inc |
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| IMPORT i286core |
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| IMPORT _szpcflag8 |
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| IMPORT i286a_ea |
IMPORT i286a_ea |
| IMPORT i286a_lea |
IMPORT i286a_memoryread |
| IMPORT i286_memoryread |
IMPORT i286a_memoryread_w |
| IMPORT i286_memoryread_w |
IMPORT i286a_memorywrite |
| IMPORT i286_memorywrite |
IMPORT i286a_memorywrite_w |
| IMPORT i286_memorywrite_w |
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| |
EXPORT i286aop80 |
| EXPORT i286a_80 |
EXPORT i286aop81 |
| EXPORT i286a_81 |
EXPORT i286aop83 |
| EXPORT i286a_83 |
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| |
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| AREA .text, CODE, READONLY |
AREA .text, CODE, READONLY |
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| i286a_80 GETPC8 |
i286aop80 GETPC8 |
| and r6, r0, #(7 << 3) |
and r6, r0, #(7 << 3) |
| cmp r0, #&c0 |
cmp r0, #&c0 |
| bcc ope80m |
bcc ope80m |
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Line 38 ope80m CPUWORK #7
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Line 36 ope80m CPUWORK #7
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| ope80e mov r4, r0 |
ope80e mov r4, r0 |
| GETPC8 |
GETPC8 |
| mov r5, r0 |
mov r5, r0 |
| bl i286_memoryread |
bl i286a_memoryread |
| adr r1, op8x_ext8 |
adr r1, op8x_ext8 |
| ldr pc, [r1, r6 lsr #1] |
ldr pc, [r1, r6 lsr #1] |
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Line 95 cmp_r8_i ldrb r6, [r5]
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Line 93 cmp_r8_i ldrb r6, [r5]
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| add_r8_e ADD8 r0, r4 |
add_r8_e ADD8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| or_r8_e OR8 r0, r4 |
or_r8_e OR8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| adc_r8_e ADC8 r0, r4 |
adc_r8_e ADC8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| sbb_r8_e SBB8 r0, r4 |
sbb_r8_e SBB8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| and_r8_e AND8 r0, r4 |
and_r8_e AND8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| sub_r8_e SUB8 r0, r4 |
sub_r8_e SUB8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| xor_r8_e XOR8 r0, r4 |
xor_r8_e XOR8 r0, r4 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite |
b i286a_memorywrite |
| cmp_r8_e SUB8 r0, r4 |
cmp_r8_e SUB8 r0, r4 |
| mov pc, r11 |
mov pc, r11 |
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| ; ---- |
; ---- |
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| i286a_81 GETPC8 |
i286aop81 GETPC8 |
| and r6, r0, #(7 << 3) |
and r6, r0, #(7 << 3) |
| cmp r0, #&c0 |
cmp r0, #&c0 |
| bcc ope81m |
bcc ope81m |
| CPUWORK #3 |
CPUWORK #3 |
| R8SRC r0, r5 |
R16SRC r0, r5 |
| add r5, r5, #CPU_REG |
add r5, r5, #CPU_REG |
| GETPC16 |
GETPC16 |
| adr r1, op8x_reg16 |
adr r1, op8x_reg16 |
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Line 146 ope81m CPUWORK #7
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Line 144 ope81m CPUWORK #7
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| GETPC16 |
GETPC16 |
| adr r1, op8x_reg16 |
adr r1, op8x_reg16 |
| ldr pc, [r1, r6 lsr #1] |
ldr pc, [r1, r6 lsr #1] |
| ope81e mov r4, r0 |
ope81e mov r5, r0 |
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bl i286a_memoryread_w |
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mov r4, r0 |
| GETPC16 |
GETPC16 |
| mov r5, r0 |
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| bl i286_memoryread_w |
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| adr r1, op8x_ext16 |
adr r1, op8x_ext16 |
| ldr pc, [r1, r6 lsr #1] |
ldr pc, [r1, r6 lsr #1] |
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| i286a_83 GETPC8 |
i286aop83 GETPC8 |
| and r6, r0, #(7 << 3) |
and r6, r0, #(7 << 3) |
| cmp r0, #&c0 |
cmp r0, #&c0 |
| bcc ope83m |
bcc ope83m |
| CPUWORK #3 |
CPUWORK #3 |
| R8SRC r0, r5 |
R16SRC r0, r5 |
| add r5, r5, #CPU_REG |
add r5, r5, #CPU_REG |
| GETPC8 |
GETPC8 |
| tst r0, #(1 << 7) |
tst r0, #(1 << 7) |
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Line 177 ope83m CPUWORK #7
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Line 175 ope83m CPUWORK #7
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| orrne r0, r0, #(&ff << 8) |
orrne r0, r0, #(&ff << 8) |
| adr r1, op8x_reg16 |
adr r1, op8x_reg16 |
| ldr pc, [r1, r6 lsr #1] |
ldr pc, [r1, r6 lsr #1] |
| ope83e mov r4, r0 |
ope83e mov r5, r0 |
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bl i286a_memoryread_w |
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mov r4, r0 |
| GETPC8 |
GETPC8 |
| mov r5, r0 |
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| tst r0, #(1 << 7) |
tst r0, #(1 << 7) |
| orrne r5, r5, #(&ff << 8) |
orrne r0, r0, #(&ff << 8) |
| bl i286_memoryread_w |
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| adr r1, op8x_ext16 |
adr r1, op8x_ext16 |
| ldr pc, [r1, r6 lsr #1] |
ldr pc, [r1, r6 lsr #1] |
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Line 236 cmp_r16_i ldrh r6, [r5]
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Line 234 cmp_r16_i ldrh r6, [r5]
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| SUB16 r6, r0 |
SUB16 r6, r0 |
| mov pc, r11 |
mov pc, r11 |
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| add_r16_e ADD16 r0, r4 |
add_r16_e ADD16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| or_r16_e OR16 r0, r4 |
or_r16_e OR16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| adc_r16_e ADC16 r0, r4 |
adc_r16_e ADC16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| sbb_r16_e SBB16 r0, r4 |
sbb_r16_e SBB16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| and_r16_e AND16 r0, r4 |
and_r16_e AND16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| sub_r16_e SUB16 r0, r4 |
sub_r16_e SUB16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| xor_r16_e XOR16 r0, r4 |
xor_r16_e XOR16 r4, r0 |
| mov r0, r5 |
mov r0, r5 |
| mov lr, r11 |
mov lr, r11 |
| b i286_memorywrite_w |
b i286a_memorywrite_w |
| cmp_r16_e SUB16 r0, r4 |
cmp_r16_e SUB16 r4, r0 |
| mov pc, r11 |
mov pc, r11 |
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| END |
END |
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