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some new cpu debug code

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This commit is contained in:
notaz 2013-08-10 17:57:54 +03:00
parent f81107f590
commit 12da51c27a
12 changed files with 224 additions and 54 deletions
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8
pico/m68kif_cyclone.s
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@ -24,16 +24,18 @@
cyclone_checkpc:
ldr r1, [r7, #0x60] @ membase
sub r0, r0, r1
bic r0, r0, #0xff000000
bics r0, r0, #1
and r3, r0, #0xff000000
bic r0, r0, #1
bics r2, r0, #0xff000000
beq crashed
ldr r1, [r7, #0x6c] @ read16 map
mov r2, r0, lsr #M68K_MEM_SHIFT
mov r2, r2, lsr #M68K_MEM_SHIFT
ldr r1, [r1, r2, lsl #2]
movs r1, r1, lsl #1
bcs crashed
sub r1, r1, r3
str r1, [r7, #0x60] @ membase
add r0, r0, r1
bx lr