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shave one more byte

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Peter Ferrie 2021-11-05 11:58:36 -07:00
parent 69085d0674
commit 50c85199fe
2 changed files with 7 additions and 7 deletions
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sectorlisp.S
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@ -99,25 +99,25 @@ GetObject: # called just after GetToken
.Intern:
mov $g_str,%di
xor %al,%al
0: mov $-1,%cl
push %di # save 1
0: push %di # save 1
1: cmpsb
jne 2f
dec %di
scasb
jne 1b
jmp 4f
jmp 5f
2: pop %si # drop 1
mov $g_token,%si
repne scasb
3: scasb
jne 3b
cmp (%di),%al
jne 0b
push %di # StpCpy
3: movsb
4: movsb
dec %di
scasb
jnz 3b
4: pop %ax # restore 1
jnz 4b
5: pop %ax # restore 1
add $-g_str,%ax # stc
adc %ax,%ax # ax = 2 * ax + carry
.ret: ret