From cfe7a8c2468e1e70f1fd5e16e78b242353b034bb Mon Sep 17 00:00:00 2001 From: cuz Date: Sun, 4 May 2003 22:27:20 +0000 Subject: [PATCH] Another small improvement git-svn-id: svn://svn.cc65.org/cc65/trunk@2145 b7a2c559-68d2-44c3-8de9-860c34a00d81 --- libsrc/common/strncpy.s | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/libsrc/common/strncpy.s b/libsrc/common/strncpy.s index a94b52e4a..3ba03301b 100644 --- a/libsrc/common/strncpy.s +++ b/libsrc/common/strncpy.s @@ -6,7 +6,7 @@ .export _strncpy .import popax - .importzp ptr1, ptr2, ptr3, tmp1, tmp2 + .importzp ptr1, ptr2, tmp1, tmp2, tmp3 .proc _strncpy @@ -15,14 +15,14 @@ txa eor #$FF sta tmp2 ; Store -size - 1 + jsr popax ; get src sta ptr1 stx ptr1+1 jsr popax ; get dest sta ptr2 stx ptr2+1 - sta ptr3 ; remember for function return - stx ptr3+1 + stx tmp3 ; remember for function return ; Copy src -> dest up to size bytes @@ -41,7 +41,7 @@ L2: lda (ptr1),y ; Copy one character inc ptr1+1 inc ptr2+1 ; Bump high bytes bne L1 ; Branch always - + ; Fill the remaining bytes. A is zero if we come here L3: inx @@ -57,8 +57,8 @@ L4: sta (ptr2),y ; Done, return dest -L9: lda ptr3 - ldx ptr3+1 +L9: lda ptr2 ; Get low byte + ldx tmp3 ; Get unchanged high byte rts .endproc -- 2.39.5