FAME integration finished, some adjustments of CPU core stuff

git-svn-id: file:///home/notaz/opt/svn/PicoDrive@278 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-10-22 20:38:41 +00:00
parent 9112b6ce9f
commit 3aa1e148a2
18 changed files with 398 additions and 8706 deletions

View file

@ -1,6 +1,6 @@
@ vim:filetype=armasm
@ SekRunPS runs PicoCpu and PicoCpuS68k interleaved in steps of PS_STEP_M68K
@ SekRunPS runs PicoCpuCM68k and PicoCpuCS68k interleaved in steps of PS_STEP_M68K
@ cycles. This is done without calling CycloneRun and jumping directly to
@ Cyclone code to avoid pushing/popping all the registers every time.
@ -13,8 +13,8 @@
@ .extern is ignored by gas, we add these here just to see what we depend on.
.extern CycloneJumpTab
.extern CycloneDoInterrupt
.extern PicoCpu
.extern PicoCpuS68k
.extern PicoCpuCM68k
.extern PicoCpuCS68k
.extern SekCycleAim
.extern SekCycleCnt
.extern SekCycleAimS68k
@ -32,8 +32,8 @@ SekRunPS:
sub sp, sp, #2*4 @ sp[0] = main_cycle_cnt, sp[4] = run_cycle_cnt
@ override CycloneEnd for both contexts
ldr r7, =PicoCpu
ldr lr, =PicoCpuS68k
ldr r7, =PicoCpuCM68k
ldr lr, =PicoCpuCS68k
ldr r2, =CycloneEnd_M68k
ldr r3, =CycloneEnd_S68k
str r2, [r7,#0x98]
@ -90,7 +90,7 @@ schedule_s68k:
subs r5, r0, r3, asr #16
ble schedule_m68k @ s68k has not enough cycles
ldr r7, =PicoCpuS68k
ldr r7, =PicoCpuCS68k
str r5, [sp,#4] @ run_cycle_cnt
b CycloneRunLocal
@ -122,15 +122,15 @@ schedule_m68k:
subs r5, r0, r3, asr #16
ble schedule_s68k @ m68k has not enough cycles
ldr r7, =PicoCpu
ldr r7, =PicoCpuCM68k
str r5, [sp,#4] @ run_cycle_cnt
b CycloneRunLocal
SekRunPS_end:
ldr r7, =PicoCpu
ldr lr, =PicoCpuS68k
ldr r7, =PicoCpuCM68k
ldr lr, =PicoCpuCS68k
mov r0, #0
str r0, [r7,#0x98] @ remove CycloneEnd handler
str r0, [lr,#0x98]