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Correct shr/jcxz sequence.

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git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@595 6ac86273-5f31-0410-b378-82cca8765d1b
This commit is contained in:
Bart Oldeman 2003-06-15 18:15:06 +00:00
parent fc294ddce9
commit 542b0c1b89
1 changed files with 2 additions and 2 deletions
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4
kernel/asmsupt.asm
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@ -118,8 +118,8 @@ MEMCPY:
domemcpy: domemcpy:
; And do the built-in byte copy, but do a 16-bit transfer ; And do the built-in byte copy, but do a 16-bit transfer
; whenever possible. ; whenever possible.
shr cx,1
jcxz memcpy_return jcxz memcpy_return
shr cx,1
rep movsw rep movsw
jnc memcpy_return jnc memcpy_return
movsb movsb
@ -183,8 +183,8 @@ FMEMSET:
domemset: domemset:
mov ah, al mov ah, al
shr cx,1
jcxz pascal_return jcxz pascal_return
shr cx,1
rep stosw rep stosw
jnc pascal_return jnc pascal_return
stosb stosb