--- np2/i286a/i286a_fe.s 2003/12/17 14:04:43 1.3 +++ np2/i286a/i286a_fe.s 2003/12/19 00:25:49 1.6 @@ -1,14 +1,15 @@ INCLUDE i286a.inc + INCLUDE i286aea.inc INCLUDE i286aalu.inc INCLUDE i286aop.inc IMPORT i286a_ea IMPORT i286a_a - IMPORT i286_memoryread - IMPORT i286_memoryread_w - IMPORT i286_memorywrite - IMPORT i286_memorywrite_w + IMPORT i286a_memoryread + IMPORT i286a_memoryread_w + IMPORT i286a_memorywrite + IMPORT i286a_memorywrite_w IMPORT i286a_localint EXPORT i286aopfe @@ -52,7 +53,7 @@ callea16 cmp r0, #&c0 b call16e call16m CPUWORK #11 bl i286a_ea - bl i286_memoryread_w + bl i286a_memoryread_w mov r1, r8 lsr #16 sub r8, r8, r1 lsl #16 orr r8, r8, r0 lsl #16 @@ -63,7 +64,7 @@ call16e ldrh r2, [r9, #CPU_SP] strh r2, [r9, #CPU_SP] add r0, r2, r3 mov lr, r11 - b i286_memorywrite_w + b i286a_memorywrite_w callfarea16 cmp r0, #&c0 bcs callfar16r @@ -72,29 +73,29 @@ callfarea16 cmp r0, #&c0 add r4, r0, #2 add r0, r0, r6 bic r4, r4, #(1 << 16) - bl i286_memoryread_w + bl i286a_memoryread_w ; ip mov r5, r8 lsr #16 + add r8, r8, r0 lsl #16 sub r8, r8, r5 lsl #16 - orr r8, r8, r0 lsl #16 add r0, r4, r6 - bl i286_memoryread_w + bl i286a_memoryread_w ; cs mov r2, r0 lsl #4 ldrh r1, [r9, #CPU_CS] strh r0, [r9, #CPU_CS] - str r2, [r9, #CPU_CS_BASE] ldrh r4, [r9, #CPU_SP] ldr r6, [r9, #CPU_SS_BASE] + str r2, [r9, #CPU_CS_BASE] subs r4, r4, #2 addcc r4, r4, #&10000 add r0, r4, r6 - bl i286_memorywrite_w + bl i286a_memorywrite_w ; cs subs r4, r4, #2 addcc r4, r4, #&10000 - add r0, r4, r6 - strh r3, [r9, #CPU_SP] mov r1, r5 + strh r4, [r9, #CPU_SP] + add r0, r4, r6 mov lr, r11 - b i286_memorywrite_w + b i286a_memorywrite_w ; ip callfar16r mov r6, #6 sub r8, r8, #(2 << 16) b i286a_localint @@ -110,7 +111,7 @@ jmpea16 cmp r0, #&c0 mov pc, r11 jmp16m CPUWORK #11 bl i286a_ea - bl i286_memoryread_w + bl i286a_memoryread_w mov r8, r8 lsl #16 mov r8, r8 lsr #16 orr r8, r8, r0 lsl #16 @@ -123,12 +124,12 @@ jmpfarea16 cmp r0, #&c0 add r4, r0, #2 add r0, r0, r6 bic r4, r4, #(1 << 16) - bl i286_memoryread_w + bl i286a_memoryread_w mov r8, r8 lsl #16 mov r8, r8 lsr #16 orr r8, r8, r0 lsl #16 add r0, r4, r6 - bl i286_memoryread_w + bl i286a_memoryread_w mov r1, r0 lsl #4 strh r0, [r9, #CPU_CS] str r1, [r9, #CPU_CS_BASE] @@ -145,7 +146,7 @@ pushea16 cmp r0, #&c0 b push16e push16m CPUWORK #5 bl i286a_ea - bl i286_memoryread_w + bl i286a_memoryread_w mov r1, r0 push16e ldrh r2, [r9, #CPU_SP] ldr r3, [r9, #CPU_SS_BASE] @@ -154,7 +155,7 @@ push16e ldrh r2, [r9, #CPU_SP] strh r2, [r9, #CPU_SP] add r0, r2, r3 mov lr, r11 - b i286_memorywrite_w + b i286a_memorywrite_w popea16 CPUWORK #5 ldrh r2, [r9, #CPU_SP] @@ -164,18 +165,18 @@ popea16 CPUWORK #5 add r2, r2, #2 bic r2, r2, #&10000 strh r2, [r9, #CPU_SP] - bl i286_memoryread_w + bl i286a_memoryread_w cmp r6, #&c0 bcc pop16m R16SRC r6, r1 - ldrh r0, [r1, #CPU_REG] + strh r0, [r1, #CPU_REG] mov pc, r11 pop16m mov r5, r0 mov r0, r6 bl i286a_ea mov r1, r5 mov lr, r11 - b i286_memoryread_w + b i286a_memoryread_w END