Commit Graph

258 Commits

Author SHA1 Message Date
Andreas Jaeger
ee010c9e95 * sysdeps/i386/fpu/s_tanf.S: Delete so that i386 uses the
ieee754/flt-32 implementation for tan.
* math/libm-test.inc (tan_test): Add tests for large input.
* sysdeps/i386/fpu/libm-test-ulps: Update.
2012-03-15 17:34:24 +01:00
Andreas Jaeger
8c0247db32 [BZ #13852]
* sysdeps/i386/fpu/e_rem_pio2f.c: Delete so that i386 uses the
	ieee754/flt-32 implementation.
	* sysdeps/i386/fpu/k_rem_pio2f.c: Likewise.
	* sysdeps/i386/fpu/s_cosf.S: Likewise.
	* sysdeps/i386/fpu/s_sincosf.S: Likewise.
	* sysdeps/i386/fpu/s_sinf.S: Likewise.

	* math/libm-test.inc (cos_test): Enable some large input tests for
	float as well
	(sin_test): Likewise.
	(sincos_test): Likewise.
	* sysdeps/i386/fpu/libm-test-ulps: Update.
2012-03-15 17:23:43 +01:00
Andreas Jaeger
ad6e0564b8 Cleanup formatting. 2012-03-15 14:14:39 +01:00
Andreas Jaeger
22417c803d Update ULPs. 2012-03-14 17:23:31 +01:00
Andreas Jaeger
c4814b6b3a Implement and use libc_feholdexcept_setround_53bit and libc_feupdateenv_53bit
so that double arithmetic in s_sin is done in 53 bit (without extend i386 double precision)
2012-03-14 17:20:10 +01:00
Andreas Jaeger
1e2405c8fa Remove files so that i386 uses the iee754/dbl-64 sin and cos implementation. 2012-03-14 17:09:07 +01:00
Joseph Myers
e456826d7a Fix csqrt overflow/underflow (bug 13841). 2012-03-14 11:53:32 +00:00
Richard Henderson
b8c036204f Use include_next to chain math_private.h headers. 2012-03-09 16:11:26 -08:00
Richard Henderson
1ed0291c31 Use <> for math.h and math_private.h everywhere.
Entire tree edited via find | grep | sed.
2012-03-09 16:09:10 -08:00
Joseph Myers
d1d3431a3a Fix signs of zeros from casinh, cacosh etc. (bug 10716). 2012-03-07 15:15:19 +00:00
Andreas Jaeger
30ee4ced20 * sysdeps/i386/fpu/libm-test-ulps: Update. 2012-03-05 13:37:29 +01:00
Joseph Myers
b7cd39e8f8 Fix pow in non-default rounding modes (bug 3976). 2012-03-05 12:22:46 +00:00
Joseph Myers
ca811b2256 Test cosh, sinh in non-default rounding modes (bug 3976). 2012-03-05 12:20:24 +00:00
Joseph Myers
804360ed83 Fix sin, cos, tan in non-default rounding modes (bug 3976). 2012-03-02 20:51:39 +00:00
Joseph Myers
28afd92dbd Fix exp in non-default rounding modes (bug 3976). 2012-03-02 15:12:53 +00:00
Joseph Myers
7b1902cb3e Improve erfc accuracy. 2012-03-01 21:15:38 +00:00
Joseph Myers
0fcad3e243 Add test for bug 5794 (incorrect expm1 overflow). 2012-02-29 20:49:20 +00:00
Joseph Myers
5b8a4d4a09 Reduce large expected errors from libm tests on x86 and x86_64. 2012-02-29 20:40:50 +00:00
Joseph Myers
5ad91f6e6f Resort ULPs files with gen-libm-test.pl -n in C locale. 2012-02-20 18:06:05 +00:00
Thomas Schwinge
7c35ffedf1 Fix x86 PLT slot usage for feraiseexcept.
Then we're elf/check-localplt.out-clean again.
2012-02-10 21:05:54 +01:00
Paul Eggert
59ba27a63a Replace FSF snail mail address with URLs. 2012-02-09 23:18:22 +00:00
Andreas Schwab
6c6dbc6300 Reduce ldouble ULPs for jn tests on x86 2012-02-08 22:25:15 +01:00
Marek Polacek
622c86f480 Remove __ELF__ conditionals 2012-02-07 00:41:11 +01:00
Joseph Myers
8db2188281 Remove __STDC__ conditionals from libm. 2012-01-27 17:29:45 +00:00
Ulrich Drepper
a784e50247 Remove pre-ISO C support
No more __const.
2012-01-07 23:57:22 -05:00
Ulrich Drepper
70c6c246a2 Optimize x86-32 feraiseexcept also for !__SSE_MATH__ 2011-12-23 09:18:02 -05:00
Ulrich Drepper
aed9d17150 Add feraiseexcept optimization for x86-32 2011-12-22 17:52:30 -05:00
Ulrich Drepper
db910efdbd Also retrieve SSE exceptions in x86-32 fegetexceptflag 2011-12-22 16:28:08 -05:00
Andreas Schwab
f6ce9294b0 Make math_force_eval accept non-addressable arguments 2011-10-26 11:44:08 +02:00
Ulrich Drepper
bcf01e6d80 Optimize exp
Add __exp*_finite optimizations and rewrite some wrappers.
2011-10-15 20:22:59 -04:00
Ulrich Drepper
38ad40ceca Optimize x86-32 log 2011-10-14 23:41:47 -04:00
Ulrich Drepper
0ac5ae2335 Optimize libm
libm is now somewhat integrated with gcc's -ffinite-math-only option
and lots of the wrapper functions have been optimized.
2011-10-12 11:27:51 -04:00
Petr Baudis
1248c1c415 Fix jn precision 2011-09-09 22:16:10 -04:00
Ulrich Drepper
1e24cf6e6e Relax libm tests for x86-32. 2010-11-30 14:57:57 -05:00
Jakub Jelinek
3e692e0518 Implement fmal, some fma bugfixes 2010-10-15 15:26:06 -04:00
Jakub Jelinek
5e908464b9 Implement accurate fma. 2010-10-13 22:27:03 -04:00
Jakub Jelinek
9ff8d36f27 Correct implementation of fmaf. 2010-10-11 09:27:05 -04:00
Andreas Schwab
7eb22e757e Avoid PLT call to fegetenv on s390 2010-02-09 22:34:17 -08:00
Andreas Schwab
b7805d0ba8 Correct errno handling in expm1. 2009-10-19 21:23:15 -07:00
Ulrich Drepper
7b943af6cf Define math_errhandling is possible. 2009-08-24 10:33:57 -07:00
Ulrich Drepper
337c270829 * sysdeps/i386/fpu/s_tan.S: Set errno for ±Inf.
* sysdeps/i386/fpu/s_tanf.S: Likewise.
	* sysdeps/i386/fpu/s_tanl.S: Likewise.
	* sysdeps/ieee754/dbl-64/s_tan.c: Likewise.
	* sysdeps/ieee754/flt-32/s_tanf.c: Likewise.
	* sysdeps/x86_64/fpu/s_tanl.S: Likewise.
	* math/libm-test.inc: Add tests for errno after tan calls with
	±Inf.
2009-04-26 05:42:49 +00:00
Ulrich Drepper
0c59a1963e * sysdeps/i386/fpu/s_cos.S: Set errno for ±Inf.
* sysdeps/i386/fpu/s_cosf.S: Likewise.
	* sysdeps/i386/fpu/s_cosl.S: Likewise.
	* sysdeps/i386/fpu/s_sin.S: Likewise.
	* sysdeps/i386/fpu/s_sinf.S: Likewise.
	* sysdeps/i386/fpu/s_sinl.S: Likewise.
	* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
	* sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
	* sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
	* sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
	* sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
	* sysdeps/x86_64/fpu/s_cosl.S: Likewise.
	* sysdeps/x86_64/fpu/s_sinl.S: Likewise.
	* math/libm-test.inc: Add tests for errno after sin/cos calls with
	±Inf.
2009-04-26 01:04:54 +00:00
Ulrich Drepper
9b1c750e81 * sysdeps/i386/fpu/libm-test-ulps: Adjust expm1 errors. 2009-01-09 08:38:54 +00:00
Ulrich Drepper
9523fd2806 * sysdeps/i386/fpu/s_expm1l.S: Simply use exp implementation for large
parameters.
	* sysdeps/x86_64/fpu/s_expm1l.S: Likewise.
	Patch by Denys Vlasenko <dvlasenk@redhat.com>.

	* nscd/connections.c (nscd_init): Typo in preprocessor directive.
2008-08-05 22:08:42 +00:00
Ulrich Drepper
b4b166af4f * sysdeps/i386/fpu/ftestexcept.c (fetestexcept): Use short for fnstsw. 2008-01-22 18:58:31 +00:00
Ulrich Drepper
de1c3ebb59 * misc/sys/cdefs.h (__va_arg_pack): Define for GCC 4.3+.
* misc/bits/syslog.h (syslog): When __va_arg_pack is defined,
	implement as __extern_always_inline function.
	(vsyslog): Define as __extern_always_inline function unconditionally.
	* libio/bits/stdio2.h (sprintf, snprintf, printf, fprintf):
	When __va_arg_pack is defined, implement as __extern_always_inline
	functions.
	(vsprintf, vsnprintf, vprintf, vfprintf): Define as
	__extern_always_inline functions unconditionally.
	* libio/bits/stdio.h (vprintf): Ifdef out the inline when
	bits/stdio2.h will be included.
	* wcsmbs/bits/wchar2.h (__swprintf_alias): New redirect.
	(swprintf, wprintf, fwprintf): When __va_arg_pack is defined,
	implement as __extern_always_inline functions.
	(vswprintf, vwprintf, vfwprintf): Define as
	__extern_always_inline functions unconditionally.
	* debug/tst-chk1.c (do_test): Enable remaining tests for C++.

2007-09-03  Jakub Jelinek  <jakub@redhat.com>

	* misc/sys/cdefs.h (__extern_inline, __extern_always_inline): Only
	define in C++ for GCC 4.3+, in C++ always use __gnu_inline__
	attribute.
	* include/features.h (__USE_EXTERN_INLINES): Define only when
	__extern_inline is defined.
	* stdlib/stdlib.h: Include bits/stdlib.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	* misc/sys/syslog.h: Include bits/syslog.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	* socket/sys/socket.h: Include bits/socket2.h when
	__extern_always_inline is defined instead of when not __cplusplus.
	* libio/stdio.h: Include bits/stdio2.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	* posix/unistd.h: Include bits/unistd.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	* string/string.h: Include bits/string3.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	* wcsmbs/wchar.h: Include bits/wchar2.h when __extern_always_inline
	is defined instead of when not __cplusplus.
	(btowc, wctob): Don't guard the inlines with ifndef __cplusplus.
	* io/fcntl.h: Don't include bits/fcntl2.h if __extern_always_inline
	is not defined.
	* misc/bits/syslog-ldbl.h: Guard *_chk stuff with
	defined __extern_always_inline instead of !defined __cplusplus.
	* libio/bits/stdio-ldbl.h: Likewise.
	* wcsmbs/bits/wchar-ldbl.h: Likewise.
	* misc/bits/syslog.h (syslog): Don't define for C++.
	(vsyslog): Use __extern_always_inline function for C++ instead of
	a macro.
	* libio/bits/stdio.h (__STDIO_INLINE): Define to __extern_inline
	whenever that macro is defined.
	(vprintf): Don't provide the inline for C++.
	(fread_unlocked, fwrite_unlocked): Don't define the macros for C++.
	* libio/bits/stdio2.h (sprintf, snprintf, printf, fprintf): Don't
	define the macros for C++.
	(vsprintf, vsnprintf, vprintf, vfprintf): Define as
	__extern_always_inline functions for C++.
	* io/sys/stat.h (stat, lstat, fstat, fstatat, mknod, mknodat,
	stat64, lstat64, fstat64, fstatat64): Don't define if not
	__USE_EXTERN_INLINES.
	* wcsmbs/bits/wchar2.h: Fix #error message.
	(swprintf, wprintf, fwprintf): Don't define the macros for C++.
	(vswprintf, vwprintf, vfwprintf): Define using
	__extern_always_inline functions for C++.
	* string/bits/string3.h: Don't #undef macros if __cplusplus.
	(memcpy, memmove, mempcpy, memset, bcopy, bzero, strcpy, stpcpy,
	strncpy, strcat, strncat): Define as __extern_always_inline
	functions instead of macros for C++.
	* math/bits/cmathcalls.h: Guard __extern_inline routines with
	defined __extern_inline.
	* sysdeps/alpha/fpu/bits/mathinline.h (__MATH_INLINE): Define
	to __extern_inline whenever that macro is defined.
	* sysdeps/ia64/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/i386/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/i386/i486/bits/string.h (__STRING_INLINE): Likewise.
	* sysdeps/s390/bits/string.h (__STRING_INLINE): Likewise.
	* sysdeps/s390/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/powerpc/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/x86_64/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/sparc/fpu/bits/mathinline.h (__MATH_INLINE): Likewise.
	* sysdeps/unix/sysv/linux/sys/sysmacros.h (gnu_dev_major,
	gnu_dev_minor, gnu_dev_makedev): Remove __extern_inline from
	prototypes.  Only provide __extern_inline routines if
	__USE_EXTERN_INLINES.
	* debug/Makefile: Add rules to build and run tst-{,lfs}chk{4,5,6}
	tests.
	* debug/tst-chk1.c (do_prepare, do_test): Allow compilation as C++.
	For now avoid some *printf tests in C++.  Skip all testing
	if __USE_FORTIFY_LEVEL is defined, but __extern_always_inline macro
	is not.
	* debug/tst-chk4.cc: New file.
	* debug/tst-chk5.cc: New file.
	* debug/tst-chk6.cc: New file.
	* debug/tst-lfschk4.cc: New file.
	* debug/tst-lfschk5.cc: New file.
	* debug/tst-lfschk6.cc: New file.
	* include/wchar.h (__vfwprintf_chk, __vswprintf_chk): Avoid
	prototypes in C++.
	* include/stdio.h (__sprintf_chk, __snprintf_chk, __vsprintf_chk,
	__vsnprintf_chk, __printf_chk, __fprintf_chk, __vprintf_chk,
	__vfprintf_chk, __fgets_unlocked_chk, __fgets_chk): Likewise.
2007-09-15 02:38:04 +00:00
Ulrich Drepper
7a82b74f17 * sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c (__nextafterl): Use
math_opt_barrier and math_force_eval macros.
2007-04-16 20:42:23 +00:00
Ulrich Drepper
3e336a8754 [BZ #3306]
2007-03-27  Jakub Jelinek  <jakub@redhat.com>
	[BZ #3306]
	* math/math_private.h (math_opt_barrier, math_force_eval): Define.
	* sysdeps/i386/fpu/math_private.h: New file.
	* sysdeps/x86_64/fpu/math_private.h: New file.
	* math/s_nexttowardf.c (__nexttowardf): Use math_opt_barrier and
	math_force_eval macros.  Use "+m" constraint on asm rather than
	"=m" and "m".
	* math/s_nextafter.c (__nextafter): Likewise.
	* sysdeps/ieee754/ldbl-128ibm/s_nexttoward.c (__nexttoward):
	Likewise.
	* sysdeps/ieee754/flt-32/s_nextafterf.c (__nextafterf): Likewise.
	* sysdeps/ieee754/ldbl-128/s_nexttoward.c (__nexttoward): Likewise.
	* sysdeps/ieee754/ldbl-96/s_nexttoward.c (__nexttoward): Likewise.
	* sysdeps/i386/fpu/s_nextafterl.c (__nextafterl): Use
	math_opt_barrier and math_force_eval macros.
	* sysdeps/ieee754/ldbl-128/s_nextafterl.c (__nextafterl): Likewise.
	* sysdeps/ieee754/ldbl-96/s_nextafterl.c (__nextafterl): Likewise.
	* sysdeps/i386/fpu/s_nexttoward.c: Include float.h.
	(__nexttoward): Use math_opt_barrier and
	math_force_eval macros.  Use "+m" constraint on asm rather than
	"=m" and "m".  Only use asm to force double result if
	FLT_EVAL_METHOD is 2.
	* sysdeps/i386/fpu/s_nexttowardf.c: Include float.h.
	(__nexttowardf): Use math_opt_barrier and
	math_force_eval macros.  Use "+m" constraint on asm rather than
	"=m" and "m".  Only use asm to force double result if
	FLT_EVAL_METHOD is not 0.
	* sysdeps/ieee754/ldbl-128ibm/s_nexttowardf.c: Include float.h.
	(__nexttowardf): Use math_opt_barrier and
	math_force_eval macros.  If FLT_EVAL_METHOD is not 0, force
	x to float using asm.
	* sysdeps/ieee754/ldbl-opt/s_nexttowardfd.c: Include float.h.
	(__nldbl_nexttowardf): Use math_opt_barrier and
	math_force_eval macros.  If FLT_EVAL_METHOD is not 0, force
	x to float using asm.
	* sysdeps/ieee754/ldbl-96/s_nexttowardf.c: Include float.h.
	(__nexttowardf): Use math_opt_barrier and math_force_eval
	macros.  If FLT_EVAL_METHOD is not 0, force x to float using asm.
	* math/bug-nextafter.c (zero, inf): New variables.
	(main): Add new tests.
	* math/bug-nexttoward.c (zero, inf): New variables.
	(main): Add new tests.
2007-04-16 20:41:42 +00:00
Ulrich Drepper
a8c79c4088 [BZ #3427]
2007-03-22  Jakub Jelinek  <jakub@redhat.com>
	[BZ #3427]
	* sysdeps/x86_64/fpu/feholdexcpt.c (feholdexcept): Clear all
	exceptions both in SW and MXCSR.
	* sysdeps/x86_64/fpu/feupdateenv.c: New file.
	* sysdeps/x86_64/fpu/feenablxcpt.c (feenableexcept): Remove dead code.
	* sysdeps/x86_64/fpu/fedisblxcpt.c (fedisableexcept): Likewise.
	* sysdeps/i386/fpu/feholdexcpt.c (feholdexcept): Clear all exceptions
	in MXCSR if SSE is available.
	* sysdeps/i386/fpu/feupdateenv.c: Include unistd.h, dl-procinfo.h
	and ldsodefs.h.
	(__feupdateenv): Query exceptions also from MXCSR if SSE is available.
	Fix comment typo.
	* sysdeps/ia64/fpu/feholdexcpt.c (feholdexcept): Clear all exceptions.
	Return 0 rather than 1.
	* sysdeps/ia64/fpu/feupdateenv.c (feupdateenv): Fix comment typo.
	Remove incorrect part of a comment.  Fix argument to feraiseexcept.
	* math/test-fenv.c (feholdexcept_tests): New function.
	(main): Call it.

2007-01-05  Richard B. Kreckel  <kreckel@ginac.de>

	[BZ #3427]
	* sysdeps/i386/fpu/feholdexcpt.c (feholdexcept): Clear all exceptions
	in SW.
2007-04-16 20:15:57 +00:00
Ulrich Drepper
3431725412 (feholdexcept): Clear all exceptions in SW. 2007-04-16 20:13:01 +00:00