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Squeeze 2 bytes out of the startup code

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git-svn-id: svn://svn.cc65.org/cc65/trunk@413 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2000-10-30 21:02:49 +00:00
parent e66b11770f
commit 00e858c9de
2 changed files with 16 additions and 16 deletions
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16
libsrc/c128/crt0.s
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@ -54,10 +54,10 @@ Head: .word @Next
; ------------------------------------------------------------------------
; Actual code
ldy #zpspace-1
L1: lda sp,y
sta zpsave,y ; save the zero page locations we need
dey
ldx #zpspace-1
L1: lda sp,x
sta zpsave,x ; save the zero page locations we need
dex
bpl L1
; Close open files
@ -126,10 +126,10 @@ _exit: jsr doatexit ; call exit functions
; Copy back the zero page stuff
ldy #zpspace-1
L2: lda zpsave,y
sta sp,y
dey
ldx #zpspace-1
L2: lda zpsave,x
sta sp,x
dex
bpl L2
; Done

16
libsrc/plus4/crt0.s
View file

@ -54,10 +54,10 @@ Head: .word @Next
; ------------------------------------------------------------------------
; Actual code
ldy #zpspace-1
L1: lda sp,y
sta zpsave,y ; save the zero page locations we need
dey
ldx #zpspace-1
L1: lda sp,x
sta zpsave,x ; save the zero page locations we need
dex
bpl L1
; Close open files
@ -115,10 +115,10 @@ _exit: jsr doatexit ; call exit functions
; Copy back the zero page stuff
ldy #zpspace-1
L2: lda zpsave,y
sta sp,y
dey
ldx #zpspace-1
L2: lda zpsave,x
sta sp,x
dex
bpl L2
; Reset changed vectors