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PicoVideoRead optimization

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@511 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-07-01 16:12:04 +00:00
parent 2aa27095f2
commit 9761a7d0d4
10 changed files with 90 additions and 64 deletions
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8
Pico/Memory.s
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@ -415,13 +415,7 @@ m_read8_vdp:
tst r0, #0x70000
tsteq r0, #0x000e0
bxne lr @ invalid read
stmfd sp!,{r0,lr}
bic r0, r0, #1
bl PicoVideoRead
ldmfd sp!,{r1,lr}
tst r1, #1
moveq r0, r0, lsr #8
bx lr
b PicoVideoRead8
m_read8_ram:
ldr r1, =Pico