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Another small optimization

git-svn-id: svn://svn.cc65.org/cc65/trunk@2150 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2003-05-05 17:07:14 +00:00
parent 62dbbcc4b6
commit ebb44b8a4f

View File

@ -6,7 +6,7 @@
.export _strcpy
.import popax
.importzp ptr1, ptr2, tmp3
.importzp ptr1, ptr2
_strcpy:
sta ptr1 ; Save src
@ -14,7 +14,6 @@ _strcpy:
jsr popax ; Get dest
sta ptr2
stx ptr2+1
sta tmp3 ; remember for function return
ldy #$00
L1: lda (ptr1),y
@ -26,6 +25,6 @@ L1: lda (ptr1),y
inc ptr2+1
bne L1
L9: lda tmp3 ; X still contains high byte
L9: lda ptr2 ; X still contains high byte
rts