diff options
Diffstat (limited to 'strings/strxmov-sparc.s')
| -rw-r--r-- | strings/strxmov-sparc.s | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/strings/strxmov-sparc.s b/strings/strxmov-sparc.s index e65b56d317d..b4ca531d2e4 100644 --- a/strings/strxmov-sparc.s +++ b/strings/strxmov-sparc.s @@ -15,12 +15,17 @@ ! Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, ! MA 02111-1307, USA +! +! Note that this function only works on 32 bit sparc systems +! on 64 bits the offsets to %sp are different ! + .file "strxmov-sparc.s" .section ".text" .align 4 .global strxmov .type strxmov,#function .proc 0102 + strxmov: st %o2, [%sp+76] ! store 3rd param before other params st %o3, [%sp+80] ! store 4th param " " @@ -28,18 +33,18 @@ strxmov: st %o4, [%sp+84] ! store 5th param be .end st %o5, [%sp+88] ! store last - add %sp, 76, %g2 ! put pointer to 3rd arg + add %sp, 76, %o4 ! put pointer to 3rd arg .loop: - ldub [%o1], %g1 ! set values of src (o1) + ldub [%o1], %o5 ! set values of src (o1) add %o1, 1, %o1 ! inc src - stb %g1, [%o0] ! and dst (o2) equal - cmp %g1, 0 ! second while cmp + stb %o5, [%o0] ! and dst (o2) equal + cmp %o5, 0 ! second while cmp bne,a .loop add %o0, 1, %o0 ! inc dst - ld [%g2], %o1 ! get next param + ld [%o4], %o1 ! get next param cmp %o1, 0 ! check if last param bne .loop - add %g2, 4, %g2 ! advance to next param + add %o4, 4, %o4 ! advance to next param .end: retl stb %g0, [%o0] |