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newlib-cygwin
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* libc/machine/m68k/Makefile.am (lib_a_SOURCES): Add memcpy.S 

and memset.S.
	* libc/machine/m68k/Makefile.in: Regenerate.
	* libc/machine/m68k/memcpy.S: Use sub.l followed by dbra.
	* libc/machine/m68k/memset.S: Likewise.
This commit is contained in:
Kazu Hirata 2007-05-03 19:45:26 +00:00
parent a562045661
commit fb3937fade
5 changed files with 28 additions and 5 deletions
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8
newlib/ChangeLog
View File

@ -1,3 +1,11 @@
2007-05-03 Kazu Hirata <kazu@codesourcery.com>
* libc/machine/m68k/Makefile.am (lib_a_SOURCES): Add memcpy.S
and memset.S.
* libc/machine/m68k/Makefile.in: Regenerate.
* libc/machine/m68k/memcpy.S: Use sub.l followed by dbra.
* libc/machine/m68k/memset.S: Likewise.
2007-05-01 Eric Blake <ebb9@byu.net>
* libc/stdio64/local64.h: Delete, move contents to...

2
newlib/libc/machine/m68k/Makefile.am
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@ -8,7 +8,7 @@ AM_CCASFLAGS = $(INCLUDES)
noinst_LIBRARIES = lib.a
lib_a_SOURCES = setjmp.S strcpy.c strlen.c
lib_a_SOURCES = setjmp.S strcpy.c strlen.c memcpy.S memset.S
lib_a_CCASFLAGS=$(AM_CCASFLAGS)
lib_a_CFLAGS=$(AM_CFLAGS)

17
newlib/libc/machine/m68k/Makefile.in
View File

@ -56,7 +56,8 @@ ARFLAGS = cru
lib_a_AR = $(AR) $(ARFLAGS)
lib_a_LIBADD =
am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT) lib_a-strcpy.$(OBJEXT) \
lib_a-strlen.$(OBJEXT)
lib_a-strlen.$(OBJEXT) lib_a-memcpy.$(OBJEXT) \
lib_a-memset.$(OBJEXT)
lib_a_OBJECTS = $(am_lib_a_OBJECTS)
DEFAULT_INCLUDES = -I. -I$(srcdir)
depcomp =
@ -181,7 +182,7 @@ AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
AM_CCASFLAGS = $(INCLUDES)
noinst_LIBRARIES = lib.a
lib_a_SOURCES = setjmp.S strcpy.c strlen.c
lib_a_SOURCES = setjmp.S strcpy.c strlen.c memcpy.S memset.S
lib_a_CCASFLAGS = $(AM_CCASFLAGS)
lib_a_CFLAGS = $(AM_CFLAGS)
ACLOCAL_AMFLAGS = -I ../../..
@ -249,6 +250,18 @@ lib_a-setjmp.o: setjmp.S
lib_a-setjmp.obj: setjmp.S
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-setjmp.obj `if test -f 'setjmp.S'; then $(CYGPATH_W) 'setjmp.S'; else $(CYGPATH_W) '$(srcdir)/setjmp.S'; fi`
lib_a-memcpy.o: memcpy.S
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-memcpy.o `test -f 'memcpy.S' || echo '$(srcdir)/'`memcpy.S
lib_a-memcpy.obj: memcpy.S
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-memcpy.obj `if test -f 'memcpy.S'; then $(CYGPATH_W) 'memcpy.S'; else $(CYGPATH_W) '$(srcdir)/memcpy.S'; fi`
lib_a-memset.o: memset.S
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-memset.o `test -f 'memset.S' || echo '$(srcdir)/'`memset.S
lib_a-memset.obj: memset.S
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-memset.obj `if test -f 'memset.S'; then $(CYGPATH_W) 'memset.S'; else $(CYGPATH_W) '$(srcdir)/memset.S'; fi`
.c.o:
$(COMPILE) -c $<

3
newlib/libc/machine/m68k/memcpy.S
View File

@ -73,10 +73,11 @@ memcpy:
.Lcopy:
#if !defined (__mcoldfire__)
dbra %d0,1b
sub.l #0x10000,%d0
#else
subq.l #1,%d0
bpl 1b
#endif
bpl 1b
bra .Lresidue
1:

3
newlib/libc/machine/m68k/memset.S
View File

@ -76,10 +76,11 @@ memset:
.Llset:
#if !defined (__mcoldfire__)
dbra %d2,1b | loop until done
sub.l #0x10000,%d2
#else
subq.l #1,%d2
bpl 1b
#endif
bpl 1b
and.l #3,%d1 | residue byte transfers, fixed
move.l (%sp)+,%d2 | restore d2
bra .Lbset