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authorUlrich Drepper <drepper@redhat.com>1997-05-21 01:48:59 +0000
committerUlrich Drepper <drepper@redhat.com>1997-05-21 01:48:59 +0000
commit1f205a479b43e5e40672fe5b4ae8f717b28c41b1 (patch)
tree0611b2d3503d81c55b27b235119ae999f1271178 /sysdeps/powerpc/strlen.s
parent43b0e40f85770cd1f362c3abbad41e09bd9f0b17 (diff)
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1997-05-21 02:49  Ulrich Drepper  <drepper@cygnus.com>

	* gnu-versions.h (_GNU_OBSTACK_INTERFACE_VERSION): Set to 2 since
	interface was changed with addition of _obstack_memory_used.
	Suggested by Ian Taylor <ian@cygnus.com>.

	* malloc/obstack.c: Include <config.h>.  Include <stdlib.h> only
	if __GNU_LIBRARY__ or HAVE_STDLIB_H is defined.
	Reported by Ian Taylor <ian@cygnus.com>.

	* dirent/Makefile (routines): Add versionsort.
	* dirent/dirent.h: Add prototype for versionsort.
	* dirent/versionsort.c: New file.
	* manual/filesys.texi: Add documentation for versionsort.
	* manual/string.texi: Add documentation for strverscmp.
	* string/Makefile (routines): Add strverscmp.
	(tests): Add tst-svc.
	* string/string.h: Add prototype for strverscmp.
	* string/strverscmp.c: New file.
	* string/tst-svc.c: New file.  Test for strverscmp.
	* string/tst-svc.input: New file.  Input data for tst-svc.
	* string/tst-svc.expect: New file.  Expected out from tst-svc.

	* math/Makefile (calls): Add s_signbit.

	* po/sv.po: Update.

	* resolv/nss_dns/dns-host.c: Add casts to prevent warnings.
	* sunrpc/pmap_rmt.c: Likewise.

	* string/basename.c: Don't use ISO C definition style.
	Include <config.h> is HAVE_CONFIG_H is defined.

	* sunrpc/proto.h: Add `const' wherever possible.
	* sunrpc/rpc_cout.c: Likewise.
	* sunrpc/rpc_svcout.c: Likewise.
	* sunrpc/xdr_mem.c: Likewise.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_stdio.c: Likewise.
	* sunrpc/rpc_parse.c: Delete comma from end of enum definition.
	* sunrpc/xdr.c: Little code cleanups.
	* sunrpc/xdr_flaot.c: Likewise.
	Patches by Matthew Wilcox <matthew.wilcox@chbs.mhs.ciba.com>.

	* sysdeps/i386/fpu/__math.h (__finite): Fix typo.

	* sysdeps/unix/sysv/linux/shmdt.c: Add cast to prevent warning.

	* time/europe: Update from tzdata1997f.
	* time/zic.c: Update from tzcode1997e.

1997-05-20 19:20  Miguel de Icaza <miguel@athena.nuclecu.unam.mx>

	* sysdeps/sparc/setjmp.S: Flush windows.
	Bug found by Richard Henderson.

1997-05-19 12:54  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* misc/efgcvt_r.c (fcvt_r, ecvt_r): Rewritten as to fit the specs.

1997-05-19 18:41  Thorsten Kukuk  <kukuk@uni-paderborn.de>

	* nis/nss_nisplus/nisplus-spwd.c (_nss_nisplus_parse_spent): Use
	atol instead of atoi.

1997-05-18 00:22  Philip Blundell <pjb27@cam.ac.uk>

	* inet/Makefile (routines): Add if_index.
	* sysdeps/unix/sysv/linux/if_index.c: New file.
	* sysdeps/stub/if_index.c: New file.
	* sysdeps/unix/sysv/linux/net/if.h: Add prototypes for routines in
	if_index.c (required by IPv6 basic API).
	* sysdeps/unix/sysv/linux/netinet/in.h: Add struct ipv6_pktinfo.

1997-05-17 23:29  Philip Blundell  <pjb27@cam.ac.uk>

	* sysdeps/unix/sysv/linux/netinet/in.h: Update IPv6 definitions
	for new advanced API draft.

1997-05-13 21:33  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* stdio-common/printf_fp.c: Only use the field width for deciding
	on padding when printing special values.
	* stdio-common/printf_fphex.c: Likewise.

1997-05-15 13:14  Miles Bader  <miles@gnu.ai.mit.edu>

	Changes by Thomas Bushnell <thomas@gnu.ai.mit.edu>:
	* hurd/hurdauth.c (_S_msg_add_auth): Implement correctly.

1997-05-12 14:50  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* hurd/hurdsig.c (_hurdsig_init): Double size of sigthread stack;
	msg_add_auth was overflowing it.

1997-05-12 21:20  Richard Henderson  <rth@tamu.edu>

	* elf/dl-lookup.c (_dl_lookup_symbol_skip): Call _dl_signal_error
	when we can't find the symbol.

1997-05-12 16:54  Ulrich Drepper  <drepper@cygnus.com>

	* posix/regex.c: Fix handling of 32-bit Windog environments.
	Patch by Arnold Robbins <arnold@skeeve.atl.ga.us>.

1997-05-10 23:26  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/m68k/syscalls.list: Add cacheflush.

1997-05-10 11:40  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/ldd.bash.in: Remove spurious quote character from version
	message.

1997-05-10 08:49  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* locale/programs/locale.c (write_charmaps): Don't get stuck in a
	loop if the file ends in a long line without newline.
	* locale/programs/charmap.c (charmap_read): Likewise.

1997-05-12 03:47  Ulrich Drepper  <drepper@cygnus.com>

	* sunrpc/rpc/xdr.h: Include more headers to be self-contained.
	* sunrpc/rpc/svc_auth.h: Likewise.
	* sunrpc/rpc/svc.h: Likewise.
	* sunrpc/rpc/rpc_msg.h: Likewise.
	* sunrpc/rpc/pmap_rmt.h: Likewise.
	* sunrpc/rpc/pmap_clnt.h: Likewise.
	* sunrpc/rpc/clnt.h: Likewise.
	* sunrpc/rpc/auth_unix.h: Likewise.
	* sysdeps/generic/rpc/auth.h: Likewise.
	Patches by Michael Deutschmann <ldeutsch@mail.netshop.net>.

1997-05-11 15:29  Philip Blundell  <pjb27@cam.ac.uk>

	* sysdeps/stub/sigaction.c (__sigaction): Correct typo.
	* sysdeps/standalone/arm/errnos.h: New file.
	* sysdeps/stub/sys/param.h: Add dummy definition of MAXSYMLINKS.
	* sysdeps/unix/arm/fork.S: New file.
	* sysdeps/unix/sysv/linux/arm/sysdep.h: New file.
	* sysdeps/stub/tempname.c (__stdio_gen_tempname): Add missing
	`streamptr' argument.
	* sysdeps/stub/vdprintf.c: Remove second copy of file (!), include
	<stdarg.h> to get va_list defined, return 0 not NULL.
	* sysdeps/unix/sysv/linux/statfsbuf.h: Include <gnu/types.h>.
	* sysdeps/unix/sysv/linux/arm/syscall.S: New file.
	* sysdeps/stub/direntry.h (struct dirent): Add missing ';'.
	* sysdeps/stub/seekdir.c (seekdir): Likewise.
	* sysdeps/stub/dirfd.c (dirfd): Argument dirp is DIR*, not FILE*.
	* sysdeps/standalone/dirstream.h: Define struct __dirstream
	not DIR; <dirent.h> provides typedef.
	* sysdeps/unix/sysv/linux/arm/clone.S: New file.
	* sysdeps/unix/sysv/linux/arm/socket.S: New file.
	* sysdeps/stub/sysconf.c (__sysconf): Fix typos.

1997-05-01 06:35  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/Dist: New file.
	* sysdeps/powerpc/Makefile: New file.
	* sysdeps/powerpc/fclrexcpt.c: New file.
	* sysdeps/powerpc/fegetenv.c: New file.
	* sysdeps/powerpc/fegetround.c: New file.
	* sysdeps/powerpc/feholdexcpt.c: New file.
	* sysdeps/powerpc/fenvbits.h: New file.
	* sysdeps/powerpc/fenv_const.c: New file.
	* sysdeps/powerpc/fenv_libc.h: New file.
	* sysdeps/powerpc/fesetenv.c: New file.
	* sysdeps/powerpc/fesetround.c: New file.
	* sysdeps/powerpc/feupdateenv.c: New file.
	* sysdeps/powerpc/fgetexcptflg.c: New file.
	* sysdeps/powerpc/fraiseexcpt.c: New file.
	* sysdeps/powerpc/fsetexcptflg.c: New file.
	* sysdeps/powerpc/ftestexcept.c: New file.
	* sysdeps/powerpc/mathbits.h: New file.

	* sysdeps/powerpc/dl-machine.h: Wrap in #ifndef dl_machine_h;
	define elf_machine_lookup_noexec_p, elf_machine_lookup_noplt_p,
	ELF_MACHINE_RELOC_NOPLT; consequent changes to elf_machine_rela.

	* sysdeps/powerpc/__math.h: Remove definition for hypot and __sgn.

	* sysdep/powerpc/fpu_control.h: Correct IEEE default mode.

	* sysdeps/unix/sysv/linux/powerpc/sysdep.h: Don't use .text, but
	instead .section ".text".

1997-04-25 05:06  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/__longjmp.S: Use symbolic register numbering.
	* sysdeps/powerpc/bsd-_setjmp.S: Likewise.
	* sysdeps/powerpc/bsd-setjmp.S: Likewise.
	* sysdeps/powerpc/setjmp.S: Likewise.

	* sysdeps/unix/sysv/linux/clone.S: Likewise.
	* sysdeps/unix/sysv/linux/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/syscall.S: Likewise.

1997-04-20 04:37  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/strchr.s: New file.
	* sysdeps/powerpc/strcmp.s: New (ugly) file.
	* sysdeps/powerpc/memset.s: New file.
	* string/tester.c: Include prototype and _GNU_SOURCE to make
	standalone compilation possible. Give strcmp a better
	test. Give memset a better test.

1997-04-05 06:34  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/strlen.s: Fixed bugs (how did it ever pass its
	tests before?). Changed to symbolic register numbering as an
	experiment.
	* sysdeps/powerpc/ffs.c: Don't include bstring.h, it doesn't
	exist.
	* sysdeps/rs6000/ffs.c: Likewise.

1997-05-12 02:28  Ulrich Drepper  <drepper@cygnus.com>

	* time/sys/time.h: Make second argument of setitimer const.
	Patch by Michael Deutschmann <ldeutsch@mail.netshop.net>.
	* sysdeps/stub/setitimer.c: Likewise.
	* sysdeps/mach/hurd/setitimer.c: Likewise.
Diffstat (limited to 'sysdeps/powerpc/strlen.s')
-rw-r--r--sysdeps/powerpc/strlen.s104
1 files changed, 52 insertions, 52 deletions
diff --git a/sysdeps/powerpc/strlen.s b/sysdeps/powerpc/strlen.s
index eb6a88e2b8..fa1c670912 100644
--- a/sysdeps/powerpc/strlen.s
+++ b/sysdeps/powerpc/strlen.s
@@ -68,78 +68,78 @@
  # them, the others we must save.
 
 	.section ".text"
-	.align 3
+	.align 2
 	.globl strlen
 	.type strlen,@function
 strlen:
  # On entry, r3 points to the string, and it's left that way.
- # We use r6 to store 0x01010101, and r7 to store 0x7f7f7f7f.
+ # We use r6 to store 0xfefefeff, and r7 to store 0x7f7f7f7f.
  # r4 is used to keep the current index into the string; r5 holds
  # the number of padding bits we prepend to the string to make it
  # start at a word boundary. r8 holds the 'current' word.
  # r9-12 are temporaries. r0 is used as a temporary and for discarded
  # results.
-	clrrwi 4,3,2
-	lis 6,0xfeff
-	lis 7,0x7f7f
-	rlwinm 10,3,0,29,29
-	lwz 8,0(4)
-	addi 7,7,0x7f7f
-	rlwinm 5,3,3,27,28
-	cmpwi 1,10,0
-	li 9,-1
+	clrrwi %r4,%r3,2
+	lis   %r6,0xfeff
+	lis   %r7,0x7f7f
+	rlwinm %r10,%r3,0,29,29
+	lwz   %r8,0(%r4)
+	addi  %r7,%r7,0x7f7f
+	rlwinm %r5,%r3,3,27,28
+	cmpwi %cr1,%r10,0
+	li    %r9,-1
  # That's the setup done, now do the first pair of words.
  # We make an exception and use method (2) on the first two words, to reduce
  # overhead.
-	srw 9,9,5
-	and 0,7,8
-	or 10,7,8
-	add 0,0,7
-	nor 0,10,0
-	and. 8,0,9
-	bne done0
+	srw   %r9,%r9,%r5
+	and   %r0,%r7,%r8
+	or    %r10,%r7,%r8
+	add   %r0,%r0,%r7
+	nor   %r0,%r10,%r0
+	and.  %r8,%r0,%r9
+	bne   done0
  # Handle second word of pair. Put addi between branches to avoid hurting
  # branch prediction.
-	addi 6,6,0xfffffeff
-
-	bne 1,loop
-	lwzu 8,4(4)
-	and 0,7,8
-	or 10,7,8
-	add 0,0,7
-	nor. 0,10,0
-	bne done0
+	addi  %r6,%r6,0xfffffeff
+	
+	bne   %cr1,loop
+	lwzu  %r8,4(%r4)
+	and   %r0,%r7,%r8
+	or    %r10,%r7,%r8
+	add   %r0,%r0,%r7
+	nor.  %r8,%r10,%r0
+	bne   done0
 
  # The loop.
+	
+loop:	lwz   %r8,4(%r4)
+	lwzu  %r9,8(%r4)
+	add   %r0,%r6,%r8
+	nor   %r10,%r7,%r8
+	and.  %r0,%r0,%r10
+	add   %r11,%r6,%r9
+	nor   %r12,%r7,%r9
+	bne   done1
+	and.  %r0,%r11,%r12
+	beq   loop
 
-loop:	lwz 8,4(4)
-	lwzu 9,8(4)
-	add 0,6,8
-	nor 10,7,8
-	and. 0,0,10
-	add 11,6,9
-	nor 12,7,9
-	bne done1
-	and. 0,11,12
-	beq loop
-
-	and 0,7,9
-	or 10,7,9
-	b done2
-
-done1:	addi 4,4,-4
-	and 0,7,9
-	or 10,7,9
-done2:	add 0,0,7
-	nor 0,10,0
-
+	and   %r0,%r7,%r9
+	add   %r0,%r0,%r7
+	andc  %r8,%r12,%r0
+	b     done0
+	
+done1:	and   %r0,%r7,%r8
+	subi  %r4,%r4,4
+	add   %r0,%r0,%r7
+	andc  %r8,%r10,%r0
+	
  # When we get to here, r4 points to the first word in the string that
  # contains a zero byte, and the most significant set bit in r8 is in that
  # byte.
-done0:	cntlzw 11,8
-	subf 0,3,4
-	srwi 11,11,3
-	add 3,0,11
+done0:	cntlzw %r11,%r8
+	subf  %r0,%r3,%r4
+	srwi  %r11,%r11,3
+	add   %r3,%r0,%r11
 	blr
 0:
 	.size	 strlen,0b-strlen