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author | Ulrich Drepper <drepper@redhat.com> | 1997-01-01 15:28:18 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1997-01-01 15:28:18 +0000 |
commit | 6bc31da01b1271826c8feefb5f0efdf22d64061c (patch) | |
tree | 14aacf79623cde45cda8b839a225609eb4873540 /sysdeps/libm-i387/s_floorf.S | |
parent | ea971c878fda0a93a568732ca5a8a36524f77ec2 (diff) | |
download | glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.tar.gz glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.tar.xz glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.zip |
update from main archive 970101 cvs/libc-970102
Wed Jan 1 15:15:00 1997 Ulrich Drepper <drepper@cygnus.com> * libio/Makefile (routines): Add fcloseall. * libio/fcloseall.c: New file. * libio/stdio.h [__USE_GNU]: Add prototype for fcloseall. * libio/iofclose.c: Don't close all streams when argument is NULL. * stdio/Makefile (routines): Add fcloseall. * stdio/fcloseall.c: New file. * stdio/stdio.h [__USE_GNU]: Add prototype for fcloseall. * stdio/fclose.c: Don't close all streams when argument is NULL. * manual/stdio.texi: Document fcloseall. * sysdeps/generic/abort.c: Call __fcloseall instead of fclose with NULL argument. * socket/sys/un.h (SUN_LEN): Add cast. * sunrpc/auth_unix.c (authunix_create): Change parameter types of uid, gid, and aup_gids to uid_t and gid_t respectively. (authunix_create_default): Likewise. (authunix_refresh): Correct cast for aup_gids assignment. * sunrpc/rpc/auth.h (authunix_create): Correct types in declaration. * sunrpc/rpc/auth_unix.h (struct authunix_parms): Correct field types to uid_t and gid_t respectively. (struct short_hand_verf): Likewise. Reported by Andreas Schwab. * sysdeps/ieee754/Makefile: New file. Make sure ieee754.h gets installed. * sysdeps/ieee754/ieee754.h: Protect against multiple inclusion and use in C++ programs. * sysdeps/libm-i387/e_pow.S: New file. Optimized ix87 assembler version of pow() function. * sysdeps/libm-i387/e_powf.S: New file. Float version. * sysdeps/libm-i387/e_powl.S: New file. Long double version. * sysdeps/libm-i387/s_expm1.S: New file. Optimized ix87 assembler version of expm1() function. * sysdeps/libm-i387/s_expm1f.S: New file. Float version. * sysdeps/libm-i387/s_expm1l.S: New file. Long double version. * sysdeps/libm-i387/e_exp.S: Optimize handling of +-Inf. Better handling of computation stack from current NetBSD sources. * sysdeps/libm-i387/e_expf.S: Likewise. * sysdeps/libm-i387/e_expl.S: Likewise. * sysdeps/libm-i387/e_log.S: Use fstp instead of fincstp. * sysdeps/libm-i387/e_logf.S: Likewise. * sysdeps/libm-i387/e_logl.S: Likewise. * sysdeps/libm-i387/e_log10.S: Likewise. * sysdeps/libm-i387/e_log10f.S: Likewise. * sysdeps/libm-i387/e_log10l.S: Likewise. * sysdeps/libm-i387/s_asinh.S: Likewise. * sysdeps/libm-i387/s_asinhf.S: Likewise. * sysdeps/libm-i387/s_asinhl.S: Likewise. * sysdeps/libm-i387/s_significandl.S: Likewise. * sysdeps/libm-i387/s_ceil.S: Don't create stack frame. Modify stack pointer directly. Use 32 bit instead of 16 bit operations. * sysdeps/libm-i387/s_ceilf.S: Likewise. * sysdeps/libm-i387/s_ceill.S: Likewise. * sysdeps/libm-i387/s_floor.S: Likewise. * sysdeps/libm-i387/s_floorf.S: Likewise. * sysdeps/libm-i387/s_floorl.S: Likewise. * sysdeps/libm-ieee754/e_coshf.c (huge): Don't declare volatile. * sysdeps/libm-ieee754/e_expf.c: Likewise. * sysdeps/libm-ieee754/e_powf.c: Likewise. From current NetBSD sources. * sysdeps/libm-ieee754/e_hypot.c (__ieee754_hypot): Don't initialize `a' and `b' in definition. * sysdeps/libm-ieee754/e_hypotf.c: Likewise. * sysdeps/libm-ieee754/e_hypotl.c: New file. Long double implementation. * sysdeps/libm-ieee754/e_sinhl.c: New file. Long double implementation. * sysdeps/stub/e_hypotl.c: Removed. We have a real version now. * sysdeps/stub/e_sinhl.c: Removed. * sysdeps/posix/sigpause.c (__sigpause): Use sigdelset instead of sigaddset. Reported by Andreas Schwab. (__default_sigpause): New function. Call __sigpause as BSD version. Make this the default function by providing alias sigpause. * sysdeps/stub/sigpause.c (__default_sigpause): New funciton. Simply fail. Provide alias sigpause. Wed Jan 1 12:34:54 1997 Ulrich Drepper <drepper@cygnus.com> * po/es.po: Update for glibc-1.98. * po/fr.po: Likewise. * po/sv.po: New file. Swedish translation. Wed Jan 1 12:18:07 1997 MacGyver <macgyver@tos.net> * values.h: Fix typos: use SHRT_MAX but SHORT_MAX and SHRT_MIN but SHORT_MIN. Tue Dec 24 23:10:21 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makefile: Replace `stubs.h' by `gnu/stubs.h'. * features.h: Include <gnu/stubs.h> instead of <stubs.h>. Tue Dec 24 22:16:55 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makefile (subdirs): Move `elf' last so that librtld.so isn't relinked in the `make others' pass if an add-on adds something to libc. Mon Dec 23 21:23:16 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/abort-instr.h: New File. Mon Dec 23 21:16:38 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/Makefile ($(subdir)=elf): Define CFLAGS-rtld.c to prevent warning. Mon Dec 23 21:14:22 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * resolv/Makefile (subdirs-dirs): Define. Mon Dec 23 20:56:49 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/gnu/utmpbits.h (struct utmp): Fix padding. Mon Dec 30 11:05:11 1996 Ulrich Drepper <drepper@cygnus.com> Update from ADO tzcode1996o. * time/difftime.c: De-ANSI-declfy. Simplify computation of hibit according to ADO version. * time/zic.c: Correct typo is message. Update from ADO tzdata1996n. * time/asia: Updated. * time/australasia: Likewise. * time/europe: Likewise. * time/northamerica: Likewise. * time/southamerica: Likewise.
Diffstat (limited to 'sysdeps/libm-i387/s_floorf.S')
-rw-r--r-- | sysdeps/libm-i387/s_floorf.S | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/sysdeps/libm-i387/s_floorf.S b/sysdeps/libm-i387/s_floorf.S index 059f4f3a15..eca93a2aa3 100644 --- a/sysdeps/libm-i387/s_floorf.S +++ b/sysdeps/libm-i387/s_floorf.S @@ -8,23 +8,25 @@ RCSID("$NetBSD: s_floorf.S,v 1.3 1995/05/09 00:04:32 jtc Exp $") ENTRY(__floorf) - pushl %ebp - movl %esp,%ebp + flds 4(%esp) subl $8,%esp - fstcw -4(%ebp) /* store fpu control word */ - movw -4(%ebp),%dx - orw $0x0400,%dx /* round towards -oo */ - andw $0xf7ff,%dx - movw %dx,-8(%ebp) - fldcw -8(%ebp) /* load modified control word */ + fstcw 4(%esp) /* store fpu control word */ - flds 8(%ebp); /* round */ - frndint + /* We use here %edx although only the low 1 bits are defined. + But none of the operations should care and they are faster + than the 16 bit operations. */ + movl $0x400,%edx /* round towards -oo */ + orl 4(%esp),%edx + andl $0xf7ff,%edx + movl %edx,(%esp) + fldcw (%esp) /* load modified control word */ - fldcw -4(%ebp) /* restore original control word */ + frndint /* round */ - leave + fldcw 4(%esp) /* restore original control word */ + + addl $8,%esp ret END (__floorf) weak_alias (__floorf, floorf) |