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* Versions.def (libm): Add GLIBC_2.1.3.

	ISO C99 TR1 changes various fe* functions to return an error value.
	* math/Versions [GLIBC_2.1.3]: Add feclearexcept, fegetexceptflag,
	feraiseexcept, fesetexceptflag, fegetenv, fesetenv, and feupdateenv.
	* sysdeps/alpha/fpu/fclrexcpt.c: Return value and add alias.
	* sysdeps/alpha/fpu/fegetenv.c: Likewise.
	* sysdeps/alpha/fpu/fesetenv.c: Likewise.
	* sysdeps/alpha/fpu/feupdateenv.c: Likewise.
	* sysdeps/alpha/fpu/fgetexcptflg.c: Likewise.
	* sysdeps/alpha/fpu/fraiseexcpt.c: Likewise.
	* sysdeps/alpha/fpu/fsetexcptflg.c: Likewise.
	* sysdeps/arm/fpu/fclrexcpt.c: Likewise.
	* sysdeps/arm/fpu/fegetenv.c: Likewise.
	* sysdeps/arm/fpu/fesetenv.c: Likewise.
	* sysdeps/arm/fpu/fraiseexcpt.c: Likewise.
	* sysdeps/arm/fpu/fsetexcptflg.c: Likewise.
	* sysdeps/generic/fclrexcpt.c: Likewise.
	* sysdeps/generic/fegetenv.c: Likewise.
	* sysdeps/generic/fesetenv.c: Likewise.
	* sysdeps/generic/feupdateenv.c: Likewise.
	* sysdeps/generic/fgetexcptflg.c: Likewise.
	* sysdeps/generic/fraiseexcpt.c: Likewise.
	* sysdeps/generic/fsetexcptflg.c: Likewise.
	* sysdeps/i386/fpu/fclrexcpt.c: Likewise.
	* sysdeps/i386/fpu/fegetenv.c: Likewise.
	* sysdeps/i386/fpu/fesetenv.c: Likewise.
	* sysdeps/i386/fpu/feupdateenv.c: Likewise.
	* sysdeps/i386/fpu/fgetexcptflg.c: Likewise.
	* sysdeps/i386/fpu/fraiseexcpt.c: Likewise.
	* sysdeps/i386/fpu/fsetexcptflg.c: Likewise.
	* sysdeps/m68k/fpu/fclrexcpt.c: Likewise.
	* sysdeps/m68k/fpu/fegetenv.c: Likewise.
	* sysdeps/m68k/fpu/fesetenv.c: Likewise.
	* sysdeps/m68k/fpu/feupdateenv.c: Likewise.
	* sysdeps/m68k/fpu/fgetexcptflg.c: Likewise.
	* sysdeps/m68k/fpu/fraiseexcpt.c: Likewise.
	* sysdeps/m68k/fpu/fsetexcptflg.c: Likewise.
	* sysdeps/mips/fclrexcpt.c: Likewise.
	* sysdeps/mips/fegetenv.c: Likewise.
	* sysdeps/mips/fesetenv.c: Likewise.
	* sysdeps/mips/feupdateenv.c: Likewise.
	* sysdeps/mips/fgetexcptflg.c: Likewise.
	* sysdeps/powerpc/fclrexcpt.c: Likewise.
	* sysdeps/powerpc/fegetenv.c: Likewise.
	* sysdeps/powerpc/fesetenv.c: Likewise.
	* sysdeps/powerpc/feupdateenv.c: Likewise.
	* sysdeps/powerpc/fgetexcptflg.c: Likewise.
	* sysdeps/powerpc/fraiseexcpt.c: Likewise.
	* sysdeps/powerpc/fsetexcptflg.c: Likewise.
	* sysdeps/sparc/fpu/fclrexcpt.c: Likewise.
	* sysdeps/sparc/fpu/fegetenv.c: Likewise.
	* sysdeps/sparc/fpu/fesetenv.c: Likewise.
	* sysdeps/sparc/fpu/feupdateenv.c: Likewise.
	* sysdeps/sparc/fpu/fgetexcptflg.c: Likewise.
	* sysdeps/sparc/fpu/fraiseexcpt.c: Likewise.
	* sysdeps/sparc/fpu/fsetexcptflg.c: Likewise.
	* math/fenv.h: Adjust prototypes.: Likewise.
	* manual/arith.texi: Adjust documentation for these changes.

	* manual/arith.texi: Document feraiseexcept.

	* sysdeps/powerpc/fegetenv.c: Moved to...
	* sysdeps/powerpc/fpu/fegetenv.c: ...here.
	* sysdeps/powerpc/fegetround.c: Moved to...
	* sysdeps/powerpc/fpu/fegetround.c: ...here.
	* sysdeps/powerpc/feholdexcpt.c: Moved to...
	* sysdeps/powerpc/fpu/feholdexcpt.c: ...here.
	* sysdeps/powerpc/fesetenv.c: Moved to...
	* sysdeps/powerpc/fpu/fesetenv.c: ...here.
	* sysdeps/powerpc/fenv_libc.h: Moved to...
	* sysdeps/powerpc/fpu/fenv_libc.h: ...here.
	* sysdeps/powerpc/feupdateenv.c: Moved to...
	* sysdeps/powerpc/fpu/feupdateenv.c: ...here.
	* sysdeps/powerpc/fgetexcptflg.c: Moved to...
	* sysdeps/powerpc/fpu/fgetexcptflg.c: ...here.
	* sysdeps/powerpc/fraiseexcpt.c: Moved to...
	* sysdeps/powerpc/fpu/fraiseexcpt.c: ...here.
	* sysdeps/powerpc/fsetexcptflg.c: Moved to...
	* sysdeps/powerpc/fpu/fsetexcptflg.c: ...here.
	* sysdeps/powerpc/ftestexcept.c: Moved to...
	* sysdeps/powerpc/fpu/ftestexcept.c: ...here.
	* sysdeps/powerpc/fesetround.c: Moved to...
	* sysdeps/powerpc/fpu/fesetround.c: ...here
	* sysdeps/powerpc/fenv_const.c: Moved to...
	* sysdeps/powerpc/fpu/fenv_const.c: ...here.

1999-10-29  Jakub Jelinek  <jakub@redhat.com>

	* stdlib/longlong.h: Avoid UDIV_TIME redefinition.
	* sysdeps/sparc/sparc32/dl-machine.h: Fix loading of SPARC v8plus
	libraries from statically linked programs.
	* sysdeps/unix/sysv/linux/sparc/bits/sigaction.h: POSIX 199309
	fix for sigaction on SPARC.
	Patches by David S. Miller <davem@redhat.com>.

	* sysdeps/unix/sysv/linux/sparc/sys/ucontext.h: Declare
	gregset_t and other required structures and defines for SPARC 64bit
	ABI as well, not only 32bit ABI.

1999-10-31  Andreas Jaeger  <aj@suse.de>

	* sysdeps/sparc/sparc64/fpu/bits/huge_val.h: Replace __USE_ISOC9X
	by __USE_ISOC99 and update comments.

	* math/complex.h: Update comments for ISO C99.
	* math/fenv.h: Likewise.
	* math/test-fenv.c: Likewise.
	* math/tgmath.h: Likewise.
	* libio/stdio.h: Likewise.
	* posix/sys/types.h: Likewise.
	* sysdeps/generic/inttypes.h: Likewise.
	* sysdeps/generic/stdint.h: Likewise.

1999-10-31  Ulrich Drepper  <drepper@cygnus.com>
This commit is contained in:
Ulrich Drepper
1999-10-31 23:32:56 +00:00
parent b4cbd37109
commit 63ae7b6309
76 changed files with 729 additions and 441 deletions
Download Patch File Download Diff File Expand all files Collapse all files

116
ChangeLog
View File

@ -1,3 +1,119 @@
1999-10-31 Ulrich Drepper <drepper@cygnus.com>
* Versions.def (libm): Add GLIBC_2.1.3.
ISO C99 TR1 changes various fe* functions to return an error value.
* math/Versions [GLIBC_2.1.3]: Add feclearexcept, fegetexceptflag,
feraiseexcept, fesetexceptflag, fegetenv, fesetenv, and feupdateenv.
* sysdeps/alpha/fpu/fclrexcpt.c: Return value and add alias.
* sysdeps/alpha/fpu/fegetenv.c: Likewise.
* sysdeps/alpha/fpu/fesetenv.c: Likewise.
* sysdeps/alpha/fpu/feupdateenv.c: Likewise.
* sysdeps/alpha/fpu/fgetexcptflg.c: Likewise.
* sysdeps/alpha/fpu/fraiseexcpt.c: Likewise.
* sysdeps/alpha/fpu/fsetexcptflg.c: Likewise.
* sysdeps/arm/fpu/fclrexcpt.c: Likewise.
* sysdeps/arm/fpu/fegetenv.c: Likewise.
* sysdeps/arm/fpu/fesetenv.c: Likewise.
* sysdeps/arm/fpu/fraiseexcpt.c: Likewise.
* sysdeps/arm/fpu/fsetexcptflg.c: Likewise.
* sysdeps/generic/fclrexcpt.c: Likewise.
* sysdeps/generic/fegetenv.c: Likewise.
* sysdeps/generic/fesetenv.c: Likewise.
* sysdeps/generic/feupdateenv.c: Likewise.
* sysdeps/generic/fgetexcptflg.c: Likewise.
* sysdeps/generic/fraiseexcpt.c: Likewise.
* sysdeps/generic/fsetexcptflg.c: Likewise.
* sysdeps/i386/fpu/fclrexcpt.c: Likewise.
* sysdeps/i386/fpu/fegetenv.c: Likewise.
* sysdeps/i386/fpu/fesetenv.c: Likewise.
* sysdeps/i386/fpu/feupdateenv.c: Likewise.
* sysdeps/i386/fpu/fgetexcptflg.c: Likewise.
* sysdeps/i386/fpu/fraiseexcpt.c: Likewise.
* sysdeps/i386/fpu/fsetexcptflg.c: Likewise.
* sysdeps/m68k/fpu/fclrexcpt.c: Likewise.
* sysdeps/m68k/fpu/fegetenv.c: Likewise.
* sysdeps/m68k/fpu/fesetenv.c: Likewise.
* sysdeps/m68k/fpu/feupdateenv.c: Likewise.
* sysdeps/m68k/fpu/fgetexcptflg.c: Likewise.
* sysdeps/m68k/fpu/fraiseexcpt.c: Likewise.
* sysdeps/m68k/fpu/fsetexcptflg.c: Likewise.
* sysdeps/mips/fclrexcpt.c: Likewise.
* sysdeps/mips/fegetenv.c: Likewise.
* sysdeps/mips/fesetenv.c: Likewise.
* sysdeps/mips/feupdateenv.c: Likewise.
* sysdeps/mips/fgetexcptflg.c: Likewise.
* sysdeps/powerpc/fclrexcpt.c: Likewise.
* sysdeps/powerpc/fegetenv.c: Likewise.
* sysdeps/powerpc/fesetenv.c: Likewise.
* sysdeps/powerpc/feupdateenv.c: Likewise.
* sysdeps/powerpc/fgetexcptflg.c: Likewise.
* sysdeps/powerpc/fraiseexcpt.c: Likewise.
* sysdeps/powerpc/fsetexcptflg.c: Likewise.
* sysdeps/sparc/fpu/fclrexcpt.c: Likewise.
* sysdeps/sparc/fpu/fegetenv.c: Likewise.
* sysdeps/sparc/fpu/fesetenv.c: Likewise.
* sysdeps/sparc/fpu/feupdateenv.c: Likewise.
* sysdeps/sparc/fpu/fgetexcptflg.c: Likewise.
* sysdeps/sparc/fpu/fraiseexcpt.c: Likewise.
* sysdeps/sparc/fpu/fsetexcptflg.c: Likewise.
* math/fenv.h: Adjust prototypes.: Likewise.
* manual/arith.texi: Adjust documentation for these changes.
* manual/arith.texi: Document feraiseexcept.
* sysdeps/powerpc/fegetenv.c: Moved to...
* sysdeps/powerpc/fpu/fegetenv.c: ...here.
* sysdeps/powerpc/fegetround.c: Moved to...
* sysdeps/powerpc/fpu/fegetround.c: ...here.
* sysdeps/powerpc/feholdexcpt.c: Moved to...
* sysdeps/powerpc/fpu/feholdexcpt.c: ...here.
* sysdeps/powerpc/fesetenv.c: Moved to...
* sysdeps/powerpc/fpu/fesetenv.c: ...here.
* sysdeps/powerpc/fenv_libc.h: Moved to...
* sysdeps/powerpc/fpu/fenv_libc.h: ...here.
* sysdeps/powerpc/feupdateenv.c: Moved to...
* sysdeps/powerpc/fpu/feupdateenv.c: ...here.
* sysdeps/powerpc/fgetexcptflg.c: Moved to...
* sysdeps/powerpc/fpu/fgetexcptflg.c: ...here.
* sysdeps/powerpc/fraiseexcpt.c: Moved to...
* sysdeps/powerpc/fpu/fraiseexcpt.c: ...here.
* sysdeps/powerpc/fsetexcptflg.c: Moved to...
* sysdeps/powerpc/fpu/fsetexcptflg.c: ...here.
* sysdeps/powerpc/ftestexcept.c: Moved to...
* sysdeps/powerpc/fpu/ftestexcept.c: ...here.
* sysdeps/powerpc/fesetround.c: Moved to...
* sysdeps/powerpc/fpu/fesetround.c: ...here
* sysdeps/powerpc/fenv_const.c: Moved to...
* sysdeps/powerpc/fpu/fenv_const.c: ...here.
1999-10-29 Jakub Jelinek <jakub@redhat.com>
* stdlib/longlong.h: Avoid UDIV_TIME redefinition.
* sysdeps/sparc/sparc32/dl-machine.h: Fix loading of SPARC v8plus
libraries from statically linked programs.
* sysdeps/unix/sysv/linux/sparc/bits/sigaction.h: POSIX 199309
fix for sigaction on SPARC.
Patches by David S. Miller <davem@redhat.com>.
* sysdeps/unix/sysv/linux/sparc/sys/ucontext.h: Declare
gregset_t and other required structures and defines for SPARC 64bit
ABI as well, not only 32bit ABI.
1999-10-31 Andreas Jaeger <aj@suse.de>
* sysdeps/sparc/sparc64/fpu/bits/huge_val.h: Replace __USE_ISOC9X
by __USE_ISOC99 and update comments.
* math/complex.h: Update comments for ISO C99.
* math/fenv.h: Likewise.
* math/test-fenv.c: Likewise.
* math/tgmath.h: Likewise.
* libio/stdio.h: Likewise.
* posix/sys/types.h: Likewise.
* sysdeps/generic/inttypes.h: Likewise.
* sysdeps/generic/stdint.h: Likewise.
1999-10-31 Ulrich Drepper <drepper@cygnus.com> 1999-10-31 Ulrich Drepper <drepper@cygnus.com>
* manual/creature.texi (Feature Test Macros): Mention _ISOC99_SOURCE. * manual/creature.texi (Feature Test Macros): Mention _ISOC99_SOURCE.

2
libio/stdio.h
View File

@ -114,7 +114,7 @@ typedef _G_fpos64_t fpos64_t;
extern FILE *stdin; /* Standard input stream. */ extern FILE *stdin; /* Standard input stream. */
extern FILE *stdout; /* Standard output stream. */ extern FILE *stdout; /* Standard output stream. */
extern FILE *stderr; /* Standard error output stream. */ extern FILE *stderr; /* Standard error output stream. */
/* C89/C9x say they're macros. Make them happy. */ /* C89/C99 say they're macros. Make them happy. */
#define stdin stdin #define stdin stdin
#define stdout stdout #define stdout stdout
#define stderr stderr #define stderr stderr

4
manual/.cvsignore
View File

@ -1,5 +1,5 @@
*.d *.o *.so *.po *.go stamp.* *.stamp *.ustamp *.udeps *.d *.o *.so *.po *.go stamp.* *.stamp *.ustamp *.udeps
*.gz *.Z *.tar *.tgz *.gz *.Z *.tar *.tgz *.bz2
=* =*
TODO COPYING* AUTHORS copyr-* copying.* TODO COPYING* AUTHORS copyr-* copying.*
glibc-* glibc-*
@ -10,3 +10,5 @@ glibc-*
texis top-menu.texi chapters.texi summary.texi stamp-* texis top-menu.texi chapters.texi summary.texi stamp-*
distinfo dir-add.texinfo distinfo dir-add.texinfo
libm-err.texi

45
manual/arith.texi
View File

@ -476,9 +476,27 @@ and save and restore the set of exceptions flagged.
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void feclearexcept (int @var{excepts}) @deftypefun int feclearexcept (int @var{excepts})
This function clears all of the supported exception flags indicated by This function clears all of the supported exception flags indicated by
@var{excepts}. @var{excepts}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun
@comment fenv.h
@comment ISO
@deftypefun int feraiseexcept (int @var{excepts})
This function raises the supported exceptions indicated by
@var{excepts}. If more than one exception bit in @var{excepts} is set
the order in which the exceptions are raised is undefined except that
overflow (@code{FE_OVERFLOW}) or underflow (@code{FE_UNDERFLOW}) are
raised before inexact (@code{FE_INEXACT}). Whether for overflow or
underflow the inexact exception is also raised is also implementation
dependent.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
@comment fenv.h @comment fenv.h
@ -519,19 +537,25 @@ following functions:
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void fegetexceptflag (fexcept_t *@var{flagp}, int @var{excepts}) @deftypefun int fegetexceptflag (fexcept_t *@var{flagp}, int @var{excepts})
This function stores in the variable pointed to by @var{flagp} an This function stores in the variable pointed to by @var{flagp} an
implementation-defined value representing the current setting of the implementation-defined value representing the current setting of the
exception flags indicated by @var{excepts}. exception flags indicated by @var{excepts}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void fesetexceptflag (const fexcept_t *@var{flagp}, int @deftypefun int fesetexceptflag (const fexcept_t *@var{flagp}, int
@var{excepts}) @var{excepts})
This function restores the flags for the exceptions indicated by This function restores the flags for the exceptions indicated by
@var{excepts} to the values stored in the variable pointed to by @var{excepts} to the values stored in the variable pointed to by
@var{flagp}. @var{flagp}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
Note that the value stored in @code{fexcept_t} bears no resemblance to Note that the value stored in @code{fexcept_t} bears no resemblance to
@ -736,9 +760,12 @@ To save the state of the FPU, use one of these functions:
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void fegetenv (fenv_t *@var{envp}) @deftypefun int fegetenv (fenv_t *@var{envp})
Store the floating-point environment in the variable pointed to by Store the floating-point environment in the variable pointed to by
@var{envp}. @var{envp}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
@comment fenv.h @comment fenv.h
@ -780,19 +807,25 @@ functions:
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void fesetenv (const fenv_t *@var{envp}) @deftypefun int fesetenv (const fenv_t *@var{envp})
Set the floating-point environment to that described by @var{envp}. Set the floating-point environment to that described by @var{envp}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
@comment fenv.h @comment fenv.h
@comment ISO @comment ISO
@deftypefun void feupdateenv (const fenv_t *@var{envp}) @deftypefun int feupdateenv (const fenv_t *@var{envp})
Like @code{fesetenv}, this function sets the floating-point environment Like @code{fesetenv}, this function sets the floating-point environment
to that described by @var{envp}. However, if any exceptions were to that described by @var{envp}. However, if any exceptions were
flagged in the status word before @code{feupdateenv} was called, they flagged in the status word before @code{feupdateenv} was called, they
remain flagged after the call. In other words, after @code{feupdateenv} remain flagged after the call. In other words, after @code{feupdateenv}
is called, the status word is the bitwise OR of the previous status word is called, the status word is the bitwise OR of the previous status word
and the one saved in @var{envp}. and the one saved in @var{envp}.
The function returns zero in case the operation was successful, a
non-zero value otherwise.
@end deftypefun @end deftypefun
@node Arithmetic Functions @node Arithmetic Functions

2
manual/creature.texi
View File

@ -196,7 +196,7 @@ This macro was introduced as part of the Large File Support extension
@comment (none) @comment (none)
@comment GNU @comment GNU
@defvr Macro _ISOC99_SOURCE @defvr Macro _ISOC99_SOURCE
Until the revides @w{ISO C} standard is widely adopted the new features Until the revised @w{ISO C} standard is widely adopted the new features
are not automatically enabled. The GNU libc nevertheless has a complete are not automatically enabled. The GNU libc nevertheless has a complete
implementation of the new standard and to enable the new features the implementation of the new standard and to enable the new features the
macro @code{_ISOC99_SOURCE} should be defined. macro @code{_ISOC99_SOURCE} should be defined.

5
math/Versions
View File

@ -153,4 +153,9 @@ libm {
__fpclassify; __fpclassifyf; __fpclassifyl; __fpclassify; __fpclassifyf; __fpclassifyl;
__signbit; __signbitf; __signbitl; __signbit; __signbitf; __signbitl;
} }
GLIBC_2.1.3 {
# fp environment functions changes from ISO C99 TR1
feclearexcept; fegetenv; fegetexceptflag; feraiseexcept;
fesetenv; fesetexceptflag; feupdateenv;
}
} }

10
math/complex.h
View File

@ -17,7 +17,7 @@
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* /*
* ISO C 9X: 7.8 Complex arithmetic <complex.h> * ISO C99: 7.8 Complex arithmetic <complex.h>
*/ */
#ifndef _COMPLEX_H #ifndef _COMPLEX_H
@ -25,13 +25,13 @@
#include <features.h> #include <features.h>
/* Get general and ISO C 9X specific information. */ /* Get general and ISO C99 specific information. */
#include <bits/mathdef.h> #include <bits/mathdef.h>
__BEGIN_DECLS __BEGIN_DECLS
/* We might need to add support for more compilers here. But once ISO /* We might need to add support for more compilers here. But since ISO
C 9X is out hopefully all maintained compilers will provide the data C99 is out hopefully all maintained compilers will soon provide the data
types `float complex' and `double complex'. */ types `float complex' and `double complex'. */
#if __GNUC_PREREQ (2, 7) #if __GNUC_PREREQ (2, 7)
# define _Complex __complex__ # define _Complex __complex__
@ -82,7 +82,7 @@ __BEGIN_DECLS
#undef __MATH_PRECNAME #undef __MATH_PRECNAME
/* And the long double versions. It is non-critical to define them /* And the long double versions. It is non-critical to define them
here unconditionally since `long double' is required in ISO C 9X. */ here unconditionally since `long double' is required in ISO C99. */
#if __STDC__ - 0 || __GNUC__ - 0 && !defined __NO_LONG_DOUBLE_MATH #if __STDC__ - 0 || __GNUC__ - 0 && !defined __NO_LONG_DOUBLE_MATH
# ifndef _Mlong_double_ # ifndef _Mlong_double_
# define _Mlong_double_ long double # define _Mlong_double_ long double

16
math/fenv.h
View File

@ -17,7 +17,7 @@
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* /*
* ISO C 9X 7.6: Floating-point environment <fenv.h> * ISO C99 7.6: Floating-point environment <fenv.h>
*/ */
#ifndef _FENV_H #ifndef _FENV_H
@ -62,18 +62,18 @@ __BEGIN_DECLS
/* Floating-point exception handling. */ /* Floating-point exception handling. */
/* Clear the supported exceptions represented by EXCEPTS. */ /* Clear the supported exceptions represented by EXCEPTS. */
extern void feclearexcept (int __excepts) __THROW; extern int feclearexcept (int __excepts) __THROW;
/* Store implementation-defined representation of the exception flags /* Store implementation-defined representation of the exception flags
indicated by EXCEPTS in the object pointed to by FLAGP. */ indicated by EXCEPTS in the object pointed to by FLAGP. */
extern void fegetexceptflag (fexcept_t *__flagp, int __excepts) __THROW; extern int fegetexceptflag (fexcept_t *__flagp, int __excepts) __THROW;
/* Raise the supported exceptions represented by EXCEPTS. */ /* Raise the supported exceptions represented by EXCEPTS. */
extern void feraiseexcept (int __excepts) __THROW; extern int feraiseexcept (int __excepts) __THROW;
/* Set complete status for exceptions indicated by EXCEPTS according to /* Set complete status for exceptions indicated by EXCEPTS according to
the representation in the object pointed to by FLAGP. */ the representation in the object pointed to by FLAGP. */
extern void fesetexceptflag (__const fexcept_t *__flagp, int __excepts) __THROW; extern int fesetexceptflag (__const fexcept_t *__flagp, int __excepts) __THROW;
/* Determine which of subset of the exceptions specified by EXCEPTS are /* Determine which of subset of the exceptions specified by EXCEPTS are
currently set. */ currently set. */
@ -93,7 +93,7 @@ extern int fesetround (int __rounding_direction) __THROW;
/* Store the current floating-point environment in the object pointed /* Store the current floating-point environment in the object pointed
to by ENVP. */ to by ENVP. */
extern void fegetenv (fenv_t *__envp) __THROW; extern int fegetenv (fenv_t *__envp) __THROW;
/* Save the current environment in the object pointed to by ENVP, clear /* Save the current environment in the object pointed to by ENVP, clear
exception flags and install a non-stop mode (if available) for all exception flags and install a non-stop mode (if available) for all
@ -102,12 +102,12 @@ extern int feholdexcept (fenv_t *__envp) __THROW;
/* Establish the floating-point environment represented by the object /* Establish the floating-point environment represented by the object
pointed to by ENVP. */ pointed to by ENVP. */
extern void fesetenv (__const fenv_t *__envp) __THROW; extern int fesetenv (__const fenv_t *__envp) __THROW;
/* Save current exceptions in temporary storage, install environment /* Save current exceptions in temporary storage, install environment
represented by object pointed to by ENVP and raise exceptions represented by object pointed to by ENVP and raise exceptions
according to saved exceptions. */ according to saved exceptions. */
extern void feupdateenv (__const fenv_t *__envp) __THROW; extern int feupdateenv (__const fenv_t *__envp) __THROW;
__END_DECLS __END_DECLS

2
math/test-fenv.c
View File

@ -373,7 +373,7 @@ feenv_tests (void)
} }
/* IEC 559 and ISO C 9X define a default startup environment */ /* IEC 559 and ISO C99 define a default startup environment */
static void static void
initial_tests (void) initial_tests (void)
{ {

2
math/tgmath.h
View File

@ -17,7 +17,7 @@
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* /*
* ISO C 9X Standard: 7.9 Type-generic math <tgmath.h> * ISO C99 Standard: 7.22 Type-generic math <tgmath.h>
*/ */
#ifndef _TGMATH_H #ifndef _TGMATH_H

2
posix/sys/types.h
View File

@ -144,7 +144,7 @@ typedef unsigned int uint;
#if !__GNUC_PREREQ (2, 7) #if !__GNUC_PREREQ (2, 7)
/* These types are defined by the ISO C 9x header <inttypes.h>. */ /* These types are defined by the ISO C99 header <inttypes.h>. */
# ifndef __int8_t_defined # ifndef __int8_t_defined
# define __int8_t_defined # define __int8_t_defined
typedef char int8_t; typedef char int8_t;

2
stdlib/longlong.h
View File

@ -1179,7 +1179,9 @@ extern USItype __udiv_qrnnd ();
#define UDIV_TIME (3+7*32) /* 7 instructions/iteration. 32 iterations. */ #define UDIV_TIME (3+7*32) /* 7 instructions/iteration. 32 iterations. */
#else #else
extern USItype __udiv_qrnnd __P ((USItype *, USItype, USItype, USItype)); extern USItype __udiv_qrnnd __P ((USItype *, USItype, USItype, USItype));
#ifndef UDIV_TIME
#define UDIV_TIME 140 #define UDIV_TIME 140
#endif /* UDIV_TIME */
#endif /* udiv_qrnnd */ #endif /* udiv_qrnnd */
#endif /* __sparc__ */ #endif /* __sparc__ */

20
sysdeps/alpha/fpu/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997. Contributed by Richard Henderson <rth@tamu.edu>, 1997.
@ -20,17 +20,23 @@
#include <fenv.h> #include <fenv.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
unsigned long swcr; unsigned long int swcr;
/* Get the current state. */ /* Get the current state. */
swcr = __ieee_get_fp_control(); swcr = __ieee_get_fp_control ();
/* Clear the relevant bits. */ /* Clear the relevant bits. */
swcr &= ~((unsigned long)excepts & FE_ALL_EXCEPT); swcr &= ~((unsigned long int) excepts & FE_ALL_EXCEPT);
/* Put the new state in effect. */ /* Put the new state in effect. */
__ieee_set_fp_control(swcr); __ieee_set_fp_control (swcr);
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

19
sysdeps/alpha/fpu/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997 Contributed by Richard Henderson <rth@tamu.edu>, 1997
@ -20,18 +20,25 @@
#include <fenv.h> #include <fenv.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
unsigned long fpcr, swcr; unsigned long int fpcr;
unsigned long int swcr;
/* Get status from software and hardware. Note that we don't need an /* Get status from software and hardware. Note that we don't need an
excb because the callsys is an implied trap barrier. */ excb because the callsys is an implied trap barrier. */
swcr = __ieee_get_fp_control(); swcr = __ieee_get_fp_control ();
__asm__ __volatile__("mf_fpcr %0" : "=f"(fpcr)); __asm__ __volatile__ ("mf_fpcr %0" : "=f" (fpcr));
/* Merge the two bits of information. The magic number at the end is /* Merge the two bits of information. The magic number at the end is
the exception enable mask. */ the exception enable mask. */
*envp = (fpcr & (3UL << 58)) | (swcr & (FE_ALL_EXCEPT | 0x3e)); *envp = (fpcr & (3UL << 58)) | (swcr & (FE_ALL_EXCEPT | 0x3e));
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);

24
sysdeps/alpha/fpu/fesetenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment. /* Install given floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997 Contributed by Richard Henderson <rth@tamu.edu>, 1997
@ -20,26 +20,32 @@
#include <fenv.h> #include <fenv.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
unsigned long fpcr; unsigned long int fpcr;
fenv_t env; fenv_t env;
/* Magic encoding of default values: high bit set (never possible for a /* Magic encoding of default values: high bit set (never possible for a
user-space address) is not indirect. And we don't even have to get user-space address) is not indirect. And we don't even have to get
rid of it since we mask things around just below. */ rid of it since we mask things around just below. */
if ((long)envp >= 0) if ((long int) envp >= 0)
env = *envp; env = *envp;
else else
env = (unsigned long)envp; env = (unsigned long int) envp;
/* Reset the rounding mode with the hardware fpcr. Note that the following /* Reset the rounding mode with the hardware fpcr. Note that the following
system call is an implied trap barrier for our modification. */ system call is an implied trap barrier for our modification. */
__asm__ __volatile__("excb; mf_fpcr %0" : "=f"(fpcr)); __asm__ __volatile__ ("excb; mf_fpcr %0" : "=f" (fpcr));
fpcr = (fpcr & ~(3UL << 58)) | (env & (3UL << 58)); fpcr = (fpcr & ~(3UL << 58)) | (env & (3UL << 58));
__asm__ __volatile__("mt_fpcr %0" : : "f"(fpcr)); __asm__ __volatile__ ("mt_fpcr %0" : : "f" (fpcr));
/* Reset the exception status and mask with the kernel's FP code. */ /* Reset the exception status and mask with the kernel's FP code. */
__ieee_set_fp_control(env & (FE_ALL_EXCEPT | 0x3e)); __ieee_set_fp_control (env & (FE_ALL_EXCEPT | 0x3e));
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

20
sysdeps/alpha/fpu/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997. Contributed by Richard Henderson <rth@tamu.edu>, 1997.
@ -20,19 +20,25 @@
#include <fenv.h> #include <fenv.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
unsigned long tmp; unsigned long int tmp;
/* Get the current exception state. */ /* Get the current exception state. */
tmp = __ieee_get_fp_control(); tmp = __ieee_get_fp_control ();
/* Install new environment. */ /* Install new environment. */
fesetenv(envp); fesetenv (envp);
/* Raise the saved exception. Incidently for us the implementation /* Raise the saved exception. Incidently for us the implementation
defined format of the values in objects of type fexcept_t is the defined format of the values in objects of type fexcept_t is the
same as the ones specified using the FE_* constants. */ same as the ones specified using the FE_* constants. */
feraiseexcept((int)tmp & FE_ALL_EXCEPT); feraiseexcept ((int) tmp & FE_ALL_EXCEPT);
/* Success. */
return 0;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);

14
sysdeps/alpha/fpu/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997. Contributed by Richard Henderson <rth@tamu.edu>, 1997.
@ -20,14 +20,20 @@
#include <fenv.h> #include <fenv.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
unsigned long tmp; unsigned long int tmp;
/* Get the current state. */ /* Get the current state. */
tmp = __ieee_get_fp_control(); tmp = __ieee_get_fp_control();
/* Return that portion that corresponds to the requested exceptions. */ /* Return that portion that corresponds to the requested exceptions. */
*flagp = tmp & excepts & FE_ALL_EXCEPT; *flagp = tmp & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

35
sysdeps/alpha/fpu/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997. Contributed by Richard Henderson <rth@tamu.edu>, 1997.
@ -22,9 +22,10 @@
#include <math.h> #include <math.h>
void void
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
double tmp, dummy; double tmp;
double dummy;
/* Raise exceptions represented by EXPECTS. But we must raise only /* Raise exceptions represented by EXPECTS. But we must raise only
one signal at a time. It is important the if the overflow/underflow one signal at a time. It is important the if the overflow/underflow
@ -36,38 +37,34 @@ feraiseexcept (int excepts)
/* First: invalid exception. */ /* First: invalid exception. */
if (FE_INVALID & excepts) if (FE_INVALID & excepts)
{
/* One example of a invalid operation is 0 * Infinity. */ /* One example of a invalid operation is 0 * Infinity. */
__asm__ __volatile__("mult/sui $f31,%1,%0; trapb" __asm__ __volatile__("mult/sui $f31,%1,%0; trapb"
: "=&f"(tmp) : "f"(HUGE_VAL)); : "=&f" (tmp) : "f" (HUGE_VAL));
}
/* Next: division by zero. */ /* Next: division by zero. */
if (FE_DIVBYZERO & excepts) if (FE_DIVBYZERO & excepts)
{
__asm__ __volatile__("cmpteq $f31,$f31,%1; divt/sui %1,$f31,%0; trapb" __asm__ __volatile__("cmpteq $f31,$f31,%1; divt/sui %1,$f31,%0; trapb"
: "=&f"(tmp), "=f"(dummy)); : "=&f" (tmp), "=f" (dummy));
}
/* Next: overflow. */ /* Next: overflow. */
if (FE_OVERFLOW & excepts) if (FE_OVERFLOW & excepts)
{
__asm__ __volatile__("mult/sui %1,%1,%0; trapb" __asm__ __volatile__("mult/sui %1,%1,%0; trapb"
: "=&f"(tmp) : "f"(DBL_MAX)); : "=&f" (tmp) : "f" (DBL_MAX));
}
/* Next: underflow. */ /* Next: underflow. */
if (FE_UNDERFLOW & excepts) if (FE_UNDERFLOW & excepts)
{
__asm__ __volatile__("divt/sui %1,%2,%0; trapb" __asm__ __volatile__("divt/sui %1,%2,%0; trapb"
: "=&f"(tmp) : "f"(DBL_MIN), : "=&f" (tmp) : "f" (DBL_MIN),
"f"((double) (1UL << 60))); "f" ((double) (1UL << 60)));
}
/* Last: inexact. */ /* Last: inexact. */
if (FE_INEXACT & excepts) if (FE_INEXACT & excepts)
{
__asm__ __volatile__("divt/sui %1,%2,%0; trapb" __asm__ __volatile__("divt/sui %1,%2,%0; trapb"
: "=&f"(tmp) : "f"(1.0), "f"(M_PI)); : "=&f" (tmp) : "f" (1.0), "f" (M_PI));
}
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

18
sysdeps/alpha/fpu/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1997. Contributed by Richard Henderson <rth@tamu.edu>, 1997.
@ -20,17 +20,23 @@
#include <fenv.h> #include <fenv.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
unsigned long tmp; unsigned long int tmp;
/* Get the current exception state. */ /* Get the current exception state. */
tmp = __ieee_get_fp_control(); tmp = __ieee_get_fp_control ();
/* Set all the bits that were called for. */ /* Set all the bits that were called for. */
tmp = (tmp & ~FE_ALL_EXCEPT) | (*flagp & excepts & FE_ALL_EXCEPT); tmp = (tmp & ~FE_ALL_EXCEPT) | (*flagp & excepts & FE_ALL_EXCEPT);
/* And store it back. */ /* And store it back. */
__ieee_set_fp_control(tmp); __ieee_set_fp_control (tmp);
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

16
sysdeps/arm/fpu/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
unsigned long int temp; unsigned long int temp;
@ -29,11 +29,17 @@ feclearexcept (int excepts)
excepts &= FE_ALL_EXCEPT; excepts &= FE_ALL_EXCEPT;
/* Get the current floating point status. */ /* Get the current floating point status. */
_FPU_GETCW(temp); _FPU_GETCW (temp);
/* Clear the relevant bits. */ /* Clear the relevant bits. */
temp &= excepts ^ FE_ALL_EXCEPT; temp &= excepts ^ FE_ALL_EXCEPT;
/* Put the new data in effect. */ /* Put the new data in effect. */
_FPU_SETCW(temp); _FPU_SETCW (temp);
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

12
sysdeps/arm/fpu/fegetenv.c
View File

@ -20,10 +20,16 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
unsigned long int temp; unsigned long int temp;
_FPU_GETCW(temp); _FPU_GETCW (temp);
envp->__cw = temp; envp->__cw = temp;
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);

16
sysdeps/arm/fpu/fesetenv.c
View File

@ -20,14 +20,20 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
if (envp == FE_DFL_ENV) if (envp == FE_DFL_ENV)
_FPU_SETCW(_FPU_DEFAULT); _FPU_SETCW (_FPU_DEFAULT);
else else
{ {
unsigned long temp = envp->__cw; unsigned long int temp = envp->__cw;
_FPU_SETCW(temp); _FPU_SETCW (temp);
} }
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

16
sysdeps/arm/fpu/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -21,12 +21,18 @@
#include <fpu_control.h> #include <fpu_control.h>
#include <math.h> #include <math.h>
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
/* Raise exceptions represented by EXPECTS. */ /* Raise exceptions represented by EXPECTS. */
fexcept_t temp; fexcept_t temp;
_FPU_GETCW(temp); _FPU_GETCW (temp);
temp |= (excepts & FE_ALL_EXCEPT); temp |= (excepts & FE_ALL_EXCEPT);
_FPU_SETCW(temp); _FPU_SETCW (temp);
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

16
sysdeps/arm/fpu/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -21,18 +21,24 @@
#include <math.h> #include <math.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
fexcept_t temp; fexcept_t temp;
/* Get the current environment. */ /* Get the current environment. */
_FPU_GETCW(temp); _FPU_GETCW (temp);
/* Set the desired exception mask. */ /* Set the desired exception mask. */
temp &= ~((excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT); temp &= ~((excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT);
temp |= (*flagp & excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT; temp |= (*flagp & excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT;
/* Save state back to the FPU. */ /* Save state back to the FPU. */
_FPU_SETCW(temp); _FPU_SETCW (temp);
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

12
sysdeps/generic/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);
stub_warning (feclearexcept) stub_warning (feclearexcept)
#include <stub-tag.h> #include <stub-tag.h>

10
sysdeps/generic/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
fegetenv (fenv_t *envp) fegetenv (fenv_t *envp)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);
stub_warning (fegetenv) stub_warning (fegetenv)
#include <stub-tag.h> #include <stub-tag.h>

12
sysdeps/generic/fesetenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment. /* Install given floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);
stub_warning (fesetenv) stub_warning (fesetenv)
#include <stub-tag.h> #include <stub-tag.h>

12
sysdeps/generic/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);
stub_warning (feupdateenv) stub_warning (feupdateenv)
#include <stub-tag.h> #include <stub-tag.h>

12
sysdeps/generic/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);
stub_warning (fegetexceptflag) stub_warning (fegetexceptflag)
#include <stub-tag.h> #include <stub-tag.h>

12
sysdeps/generic/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);
stub_warning (feraiseexcept) stub_warning (feraiseexcept)
#include <stub-tag.h> #include <stub-tag.h>

12
sysdeps/generic/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,9 +20,15 @@
#include <fenv.h> #include <fenv.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
/* This always fails. */
return 1;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);
stub_warning (fesetexceptflag) stub_warning (fesetexceptflag)
#include <stub-tag.h> #include <stub-tag.h>

4
sysdeps/generic/inttypes.h
View File

@ -17,7 +17,7 @@
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* /*
* ISO C 9X: 7.5 Format conversion of integer types <inttypes.h> * ISO C99: 7.8 Format conversion of integer types <inttypes.h>
*/ */
#ifndef _INTTYPES_H #ifndef _INTTYPES_H
@ -28,7 +28,7 @@
#include <stdint.h> #include <stdint.h>
/* The ISO C 9X standard specifies that these macros must only be /* The ISO C99 standard specifies that these macros must only be
defined if explicitly requested. */ defined if explicitly requested. */
#if !defined __cplusplus || defined __STDC_FORMAT_MACROS #if !defined __cplusplus || defined __STDC_FORMAT_MACROS

6
sysdeps/generic/stdint.h
View File

@ -17,7 +17,7 @@
Boston, MA 02111-1307, USA. */ Boston, MA 02111-1307, USA. */
/* /*
* ISO C 9X: 7.18 Integer types <stdint.h> * ISO C99: 7.18 Integer types <stdint.h>
*/ */
#ifndef _STDINT_H #ifndef _STDINT_H
@ -140,7 +140,7 @@ typedef unsigned long long int uintmax_t;
#endif #endif
/* The ISO C 9X standard specifies that in C++ implementations these /* The ISO C99 standard specifies that in C++ implementations these
macros should only be defined if explicitly requested. */ macros should only be defined if explicitly requested. */
#if !defined __cplusplus || defined __STDC_LIMIT_MACROS #if !defined __cplusplus || defined __STDC_LIMIT_MACROS
@ -280,7 +280,7 @@ typedef unsigned long long int uintmax_t;
#endif /* C++ && limit macros */ #endif /* C++ && limit macros */
/* The ISO C 9X standard specifies that in C++ implementations these /* The ISO C99 standard specifies that in C++ implementations these
should only be defined if explicitly requested. */ should only be defined if explicitly requested. */
#if !defined __cplusplus || defined __STDC_CONSTANT_MACROS #if !defined __cplusplus || defined __STDC_CONSTANT_MACROS

10
sysdeps/i386/fpu/fclrexcpt.c
View File

@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
fenv_t temp; fenv_t temp;
@ -37,4 +37,10 @@ feclearexcept (int excepts)
/* Put the new data in effect. */ /* Put the new data in effect. */
__asm__ ("fldenv %0" : : "m" (*&temp)); __asm__ ("fldenv %0" : : "m" (*&temp));
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

12
sysdeps/i386/fpu/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,8 +20,14 @@
#include <fenv.h> #include <fenv.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
__asm__ ("fnstenv %0" : "=m" (*envp)); __asm__ ("fnstenv %0" : "=m" (*envp));
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);

10
sysdeps/i386/fpu/fesetenv.c
View File

@ -23,8 +23,8 @@
#include <assert.h> #include <assert.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
fenv_t temp; fenv_t temp;
@ -73,4 +73,10 @@ fesetenv (const fenv_t *envp)
} }
__asm__ ("fldenv %0" : : "m" (temp)); __asm__ ("fldenv %0" : : "m" (temp));
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

12
sysdeps/i386/fpu/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
fexcept_t temp; fexcept_t temp;
@ -36,4 +36,10 @@ feupdateenv (const fenv_t *envp)
defined format of the values in objects of type fexcept_t is the defined format of the values in objects of type fexcept_t is the
same as the ones specified using the FE_* constants. */ same as the ones specified using the FE_* constants. */
feraiseexcept ((int) temp); feraiseexcept ((int) temp);
/* Success. */
return 0;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);

12
sysdeps/i386/fpu/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
fexcept_t temp; fexcept_t temp;
@ -29,4 +29,10 @@ fegetexceptflag (fexcept_t *flagp, int excepts)
__asm__ ("fnstsw %0" : "=m" (*&temp)); __asm__ ("fnstsw %0" : "=m" (*&temp));
*flagp = temp & excepts & FE_ALL_EXCEPT; *flagp = temp & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

10
sysdeps/i386/fpu/fraiseexcpt.c
View File

@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
/* Raise exceptions represented by EXPECTS. But we must raise only /* Raise exceptions represented by EXPECTS. But we must raise only
one signal at a time. It is important that if the overflow/underflow one signal at a time. It is important that if the overflow/underflow
@ -109,4 +109,10 @@ feraiseexcept (int excepts)
/* And raise the exception. */ /* And raise the exception. */
__asm__ __volatile__ ("fwait"); __asm__ __volatile__ ("fwait");
} }
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

10
sysdeps/i386/fpu/fsetexcptflg.c
View File

@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
fenv_t temp; fenv_t temp;
@ -37,4 +37,10 @@ fesetexceptflag (const fexcept_t *flagp, int excepts)
Possibly new exceptions are set but they won't get executed unless Possibly new exceptions are set but they won't get executed unless
the next floating-point instruction. */ the next floating-point instruction. */
__asm__ ("fldenv %0" : : "m" (*&temp)); __asm__ ("fldenv %0" : : "m" (*&temp));
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
fexcept_t fpsr; fexcept_t fpsr;
@ -36,4 +36,10 @@ feclearexcept (int excepts)
/* Put the new data in effect. */ /* Put the new data in effect. */
__asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr)); __asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr));
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -20,8 +20,14 @@
#include <fenv.h> #include <fenv.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
__asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp)); __asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp));
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);

10
sysdeps/m68k/fpu/fesetenv.c
View File

@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
fenv_t temp; fenv_t temp;
@ -45,4 +45,10 @@ fesetenv (const fenv_t *envp)
} }
__asm__ __volatile__ ("fmovem%.l %0,%/fpcr/%/fpsr/%/fpiar" : : "m" (*&temp)); __asm__ __volatile__ ("fmovem%.l %0,%/fpcr/%/fpsr/%/fpiar" : : "m" (*&temp));
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
fexcept_t fpsr; fexcept_t fpsr;
@ -36,4 +36,10 @@ feupdateenv (const fenv_t *envp)
defined format of the values in objects of type fexcept_t is the defined format of the values in objects of type fexcept_t is the
same as the ones specified using the FE_* constants. */ same as the ones specified using the FE_* constants. */
feraiseexcept ((int) fpsr); feraiseexcept ((int) fpsr);
/* Success. */
return 0;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
fexcept_t fpsr; fexcept_t fpsr;
@ -29,4 +29,10 @@ fegetexceptflag (fexcept_t *flagp, int excepts)
__asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr)); __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr));
*flagp = fpsr & excepts & FE_ALL_EXCEPT; *flagp = fpsr & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
/* Raise exceptions represented by EXCEPTS. But we must raise only one /* Raise exceptions represented by EXCEPTS. But we must raise only one
signal at a time. It is important that if the overflow/underflow signal at a time. It is important that if the overflow/underflow
@ -67,4 +67,10 @@ feraiseexcept (int excepts)
long double d = 1.0; long double d = 1.0;
__asm__ __volatile__ ("fdiv%.s %#0r3,%0; fnop" : "=f" (d) : "0" (d)); __asm__ __volatile__ ("fdiv%.s %#0r3,%0; fnop" : "=f" (d) : "0" (d));
} }
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

12
sysdeps/m68k/fpu/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
fexcept_t fpsr; fexcept_t fpsr;
@ -35,4 +35,10 @@ fesetexceptflag (const fexcept_t *flagp, int excepts)
/* Store the new status register. */ /* Store the new status register. */
__asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr)); __asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr));
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

12
sysdeps/mips/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1998 Free Software Foundation, Inc. Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
int cw; int cw;
@ -37,4 +37,10 @@ feclearexcept (int excepts)
/* Put the new data in effect. */ /* Put the new data in effect. */
_FPU_SETCW (cw); _FPU_SETCW (cw);
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

12
sysdeps/mips/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1998 Free Software Foundation, Inc. Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
@ -21,8 +21,14 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
_FPU_GETCW (*envp); _FPU_GETCW (*envp);
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1);
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3);

10
sysdeps/mips/fesetenv.c
View File

@ -21,11 +21,17 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
if (envp == FE_DFL_ENV) if (envp == FE_DFL_ENV)
_FPU_SETCW (_FPU_DEFAULT); _FPU_SETCW (_FPU_DEFAULT);
else else
_FPU_SETCW (envp->__fp_control_register); _FPU_SETCW (envp->__fp_control_register);
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

12
sysdeps/mips/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1998 Free Software Foundation, Inc. Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
int temp; int temp;
@ -37,4 +37,10 @@ feupdateenv (const fenv_t *envp)
defined format of the values in objects of type fexcept_t is the defined format of the values in objects of type fexcept_t is the
same as the ones specified using the FE_* constants. */ same as the ones specified using the FE_* constants. */
feraiseexcept (temp); feraiseexcept (temp);
/* Success. */
return 0;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);

12
sysdeps/mips/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1998 Free Software Foundation, Inc. Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
@ -21,8 +21,8 @@
#include <fenv.h> #include <fenv.h>
#include <fpu_control.h> #include <fpu_control.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
fexcept_t temp; fexcept_t temp;
@ -30,4 +30,10 @@ fegetexceptflag (fexcept_t *flagp, int excepts)
_FPU_GETCW (temp); _FPU_GETCW (temp);
*flagp = temp & excepts & FE_ALL_EXCEPT; *flagp = temp & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

16
sysdeps/powerpc/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -20,8 +20,8 @@
#include <fenv_libc.h> #include <fenv_libc.h>
#undef feclearexcept #undef feclearexcept
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
fenv_union_t u; fenv_union_t u;
@ -29,9 +29,15 @@ feclearexcept (int excepts)
u.fenv = fegetenv_register (); u.fenv = fegetenv_register ();
/* Clear the relevant bits. */ /* Clear the relevant bits. */
u.l[1] = u.l[1] & ~((-((excepts) >> (31-FPSCR_VX) & 1) & FE_ALL_INVALID) u.l[1] = u.l[1] & ~((-(excepts >> (31 - FPSCR_VX) & 1) & FE_ALL_INVALID)
| ((excepts) & FPSCR_STICKY_BITS)); | (excepts & FPSCR_STICKY_BITS));
/* Put the new state in effect. */ /* Put the new state in effect. */
fesetenv_register (u.fenv); fesetenv_register (u.fenv);
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

26
sysdeps/powerpc/fegetenv.c
View File

@ -1,26 +0,0 @@
/* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
void
fegetenv (fenv_t *envp)
{
*envp = fegetenv_register ();
}

29
sysdeps/powerpc/fegetround.c
View File

@ -1,29 +0,0 @@
/* Return current rounding direction.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
#undef fegetround
int
fegetround (void)
{
int result;
asm ("mcrfs 7,7 ; mfcr %0" : "=r"(result) : : "cr7"); \
return result & 3;
}

26
sysdeps/powerpc/fesetenv.c
View File

@ -1,26 +0,0 @@
/* Install given floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
void
fesetenv (const fenv_t *envp)
{
fesetenv_register (*envp);
}

41
sysdeps/powerpc/fesetround.c
View File

@ -1,41 +0,0 @@
/* Set current rounding direction.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
int
fesetround (int round)
{
fenv_union_t u;
if ((unsigned int) round > 3)
return 0;
/* Get the current state. */
u.fenv = fegetenv_register ();
/* Set the relevant bits. */
u.l[1] = (u.l[1] & ~3) | (round & 3);
/* Put the new state in effect. */
fesetenv_register (u.fenv);
return 1;
}

37
sysdeps/powerpc/feupdateenv.c
View File

@ -1,37 +0,0 @@
/* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
void
feupdateenv (const fenv_t *envp)
{
fenv_union_t old, new;
/* Save the currently set exceptions. */
new.fenv = *envp;
old.fenv = fegetenv_register ();
/* Copy the set exceptions from `old' to `new'. */
new.l[1] = (new.l[1] & 0xE00000FF) | (old.l[1] & 0x1FFFFF00);
/* Atomically enable and raise (if appropriate) exceptions set in `new'. */
fesetenv_register (new.fenv);
}

0
sysdeps/powerpc/feholdexcpt.c → sysdeps/powerpc/fpu/feholdexcpt.c
View File

0
sysdeps/powerpc/fenv_const.c → sysdeps/powerpc/fpu/fenv_const.c
View File

0
sysdeps/powerpc/fenv_libc.h → sysdeps/powerpc/fpu/fenv_libc.h
View File

12
sysdeps/powerpc/fgetexcptflg.c → sysdeps/powerpc/fpu/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv_libc.h> #include <fenv_libc.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
fenv_union_t u; fenv_union_t u;
@ -29,4 +29,10 @@ fegetexceptflag (fexcept_t *flagp, int excepts)
/* Return (all of) it. */ /* Return (all of) it. */
*flagp = u.l[1]; *flagp = u.l[1];
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

12
sysdeps/powerpc/fraiseexcpt.c → sysdeps/powerpc/fpu/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -20,8 +20,8 @@
#include <fenv_libc.h> #include <fenv_libc.h>
#undef feraiseexcept #undef feraiseexcept
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
fenv_union_t u; fenv_union_t u;
@ -50,4 +50,10 @@ feraiseexcept (int excepts)
case and raise FE_INVALID_SNAN instead. */ case and raise FE_INVALID_SNAN instead. */
&& !fetestexcept (FE_INVALID)) && !fetestexcept (FE_INVALID))
set_fpscr_bit (FPSCR_VXSNAN); set_fpscr_bit (FPSCR_VXSNAN);
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

12
sysdeps/powerpc/fsetexcptflg.c → sysdeps/powerpc/fpu/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv_libc.h> #include <fenv_libc.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
fenv_union_t u; fenv_union_t u;
fexcept_t flag; fexcept_t flag;
@ -45,4 +45,10 @@ fesetexceptflag (const fexcept_t *flagp, int excepts)
/* Deal with FE_INVALID_SOFTWARE not being implemented on some chips. */ /* Deal with FE_INVALID_SOFTWARE not being implemented on some chips. */
if (flag & FE_INVALID) if (flag & FE_INVALID)
feraiseexcept(FE_INVALID); feraiseexcept(FE_INVALID);
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

33
sysdeps/powerpc/ftestexcept.c
View File

@ -1,33 +0,0 @@
/* Test exception in current environment.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <fenv_libc.h>
int
fetestexcept (int excepts)
{
fenv_union_t u;
/* Get the current state. */
u.fenv = fegetenv_register ();
/* The FE_INVALID bit is dealt with correctly by the hardware, so we can
just: */
return u.l[1] & excepts;
}

12
sysdeps/sparc/fpu/fclrexcpt.c
View File

@ -1,5 +1,5 @@
/* Clear given exceptions in current floating-point environment. /* Clear given exceptions in current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv.h> #include <fenv.h>
void int
feclearexcept (int excepts) __feclearexcept (int excepts)
{ {
fenv_t tmp; fenv_t tmp;
@ -29,4 +29,10 @@ feclearexcept (int excepts)
tmp &= ~(excepts & FE_ALL_EXCEPT); tmp &= ~(excepts & FE_ALL_EXCEPT);
__fenv_ldfsr (tmp); __fenv_ldfsr (tmp);
/* Success. */
return 0;
} }
strong_alias (__feclearexcept, __old_feclearexcept)
symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1);
default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3);

12
sysdeps/sparc/fpu/fegetenv.c
View File

@ -1,5 +1,5 @@
/* Store current floating-point environment. /* Store current floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,14 @@
#include <fenv.h> #include <fenv.h>
void int
fegetenv (fenv_t *envp) __fegetenv (fenv_t *envp)
{ {
__fenv_stfsr (*envp); __fenv_stfsr (*envp);
/* Success. */
return 0;
} }
strong_alias (__fegetenv, __old_fegetenv)
symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1)
default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3)

12
sysdeps/sparc/fpu/fesetenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment. /* Install given floating-point environment.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv.h> #include <fenv.h>
void int
fesetenv (const fenv_t *envp) __fesetenv (const fenv_t *envp)
{ {
fenv_t dummy; fenv_t dummy;
@ -40,4 +40,10 @@ fesetenv (const fenv_t *envp)
} }
__fenv_ldfsr (*envp); __fenv_ldfsr (*envp);
/* Success. */
return 0;
} }
strong_alias (__fesetenv, __old_fesetenv)
symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1);
default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3);

12
sysdeps/sparc/fpu/feupdateenv.c
View File

@ -1,5 +1,5 @@
/* Install given floating-point environment and raise exceptions. /* Install given floating-point environment and raise exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv.h> #include <fenv.h>
void int
feupdateenv (const fenv_t *envp) __feupdateenv (const fenv_t *envp)
{ {
fexcept_t tmp; fexcept_t tmp;
@ -35,4 +35,10 @@ feupdateenv (const fenv_t *envp)
defined format of the values in objects of type fexcept_t is the defined format of the values in objects of type fexcept_t is the
same as the ones specified using the FE_* constants. */ same as the ones specified using the FE_* constants. */
feraiseexcept ((int) tmp); feraiseexcept ((int) tmp);
/* Success. */
return 0;
} }
strong_alias (__feupdateenv, __old_feupdateenv)
symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1);
default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3);

12
sysdeps/sparc/fpu/fgetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Store current representation for exceptions. /* Store current representation for exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -19,8 +19,8 @@
#include <fenv.h> #include <fenv.h>
void int
fegetexceptflag (fexcept_t *flagp, int excepts) __fegetexceptflag (fexcept_t *flagp, int excepts)
{ {
fexcept_t tmp; fexcept_t tmp;
@ -28,4 +28,10 @@ fegetexceptflag (fexcept_t *flagp, int excepts)
__fenv_stfsr (tmp); __fenv_stfsr (tmp);
*flagp = tmp & excepts & FE_ALL_EXCEPT; *flagp = tmp & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
} }
strong_alias (__fegetexceptflag, __old_fegetexceptflag)
symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1);
default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3);

22
sysdeps/sparc/fpu/fraiseexcpt.c
View File

@ -1,5 +1,5 @@
/* Raise given exceptions. /* Raise given exceptions.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
feraiseexcept (int excepts) __feraiseexcept (int excepts)
{ {
static volatile double sink; static volatile double sink;
static const struct { static const struct {
@ -37,32 +37,28 @@ feraiseexcept (int excepts)
/* First: invalid exception. */ /* First: invalid exception. */
if ((FE_INVALID & excepts) != 0) if ((FE_INVALID & excepts) != 0)
{
/* One example of a invalid operation is 0/0. */ /* One example of a invalid operation is 0/0. */
sink = c.zero / c.zero; sink = c.zero / c.zero;
}
/* Next: division by zero. */ /* Next: division by zero. */
if ((FE_DIVBYZERO & excepts) != 0) if ((FE_DIVBYZERO & excepts) != 0)
{
sink = c.one / c.zero; sink = c.one / c.zero;
}
/* Next: overflow. */ /* Next: overflow. */
if ((FE_OVERFLOW & excepts) != 0) if ((FE_OVERFLOW & excepts) != 0)
{
sink = c.max * c.max; sink = c.max * c.max;
}
/* Next: underflow. */ /* Next: underflow. */
if ((FE_UNDERFLOW & excepts) != 0) if ((FE_UNDERFLOW & excepts) != 0)
{
sink = c.min / c.sixteen; sink = c.min / c.sixteen;
}
/* Last: inexact. */ /* Last: inexact. */
if ((FE_INEXACT & excepts) != 0) if ((FE_INEXACT & excepts) != 0)
{
sink = c.one / c.pi; sink = c.one / c.pi;
}
/* Success. */
return 0;
} }
strong_alias (__feraiseexcept, __old_feraiseexcept)
symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1);
default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.1.3);

12
sysdeps/sparc/fpu/fsetexcptflg.c
View File

@ -1,5 +1,5 @@
/* Set floating-point environment exception handling. /* Set floating-point environment exception handling.
Copyright (C) 1997 Free Software Foundation, Inc. Copyright (C) 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -20,8 +20,8 @@
#include <fenv.h> #include <fenv.h>
#include <math.h> #include <math.h>
void int
fesetexceptflag (const fexcept_t *flagp, int excepts) __fesetexceptflag (const fexcept_t *flagp, int excepts)
{ {
fenv_t tmp; fenv_t tmp;
@ -31,4 +31,10 @@ fesetexceptflag (const fexcept_t *flagp, int excepts)
tmp |= *flagp & excepts & FE_ALL_EXCEPT; tmp |= *flagp & excepts & FE_ALL_EXCEPT;
__fenv_ldfsr (tmp); __fenv_ldfsr (tmp);
/* Success. */
return 0;
} }
strong_alias (__fesetexceptflag, __old_fesetexceptflag)
symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1);
default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.1.3);

4
sysdeps/sparc/sparc32/dl-machine.h
View File

@ -56,7 +56,9 @@ elf_machine_matches_host (Elf32_Half e_machine)
weak_extern (_dl_hwcap_mask); weak_extern (_dl_hwcap_mask);
hwcap = WEAKADDR(_dl_hwcap); hwcap = WEAKADDR(_dl_hwcap);
return hwcap && (*hwcap & _dl_hwcap_mask & HWCAP_SPARC_V9); /* XXX The following is wrong! Dave Miller rejected to implement it
correctly. If this causes problems shoot *him*! */
return hwcap == NULL || (*hwcap & _dl_hwcap_mask & HWCAP_SPARC_V9);
} }
else else
return 0; return 0;

6
sysdeps/sparc/sparc64/fpu/bits/huge_val.h
View File

@ -54,9 +54,9 @@ static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
#endif /* GCC. */ #endif /* GCC. */
/* ISO C 9X extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */ /* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
#ifdef __USE_ISOC9X #ifdef __USE_ISOC99
# if __GNUC_PREREQ(2,95) # if __GNUC_PREREQ(2,95)
@ -119,4 +119,4 @@ static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
# endif /* GCC 2.95. */ # endif /* GCC 2.95. */
#endif /* __USE_ISOC9X. */ #endif /* __USE_ISOC99. */

15
sysdeps/unix/sysv/linux/sparc/bits/sigaction.h
View File

@ -1,5 +1,5 @@
/* The proper definitions for Linux/SPARC sigaction. /* The proper definitions for Linux/SPARC sigaction.
Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -25,7 +25,20 @@
struct sigaction struct sigaction
{ {
/* Signal handler. */ /* Signal handler. */
#ifdef __USE_POSIX199309
union
{
/* Used if SA_SIGINFO is not set. */
__sighandler_t sa_handler; __sighandler_t sa_handler;
/* Used if SA_SIGINFO is set. */
void (*sa_sigaction) (int, siginfo_t *, void *);
}
__sigaction_handler;
# define sa_handler __sigaction_handler.sa_handler
# define sa_sigaction __sigaction_handler.sa_sigaction
#else
__sighandler_t sa_handler;
#endif
/* Additional set of signals to be blocked. */ /* Additional set of signals to be blocked. */
__sigset_t sa_mask; __sigset_t sa_mask;

37
sysdeps/unix/sysv/linux/sparc/sys/ucontext.h
View File

@ -85,7 +85,7 @@ typedef struct ucontext {
mcontext_t uc_mcontext; mcontext_t uc_mcontext;
} ucontext_t; } ucontext_t;
#else /* __WORDSIZE == 32 */ #endif /* __WORDISIZE == 64 */
/* /*
* Location of the users' stored registers relative to R0. * Location of the users' stored registers relative to R0.
@ -117,11 +117,24 @@ typedef struct ucontext {
* treats arrays and structures as parameters. * treats arrays and structures as parameters.
* *
* Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)), * Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)),
* but that the ABI defines it absolutely to be 19. * but that the ABI defines it absolutely to be 21 (resp. 19).
*/ */
#define NGREG 19
#if __WORDSIZE == 64
#define REG_ASI (19)
#define REG_FPRS (20)
#define NGREG 21
typedef long greg_t;
#else /* __WORDSIZE == 32 */
#define NGREG 19
typedef int greg_t; typedef int greg_t;
#endif /* __WORDSIZE == 32 */
typedef greg_t gregset_t[NGREG]; typedef greg_t gregset_t[NGREG];
/* /*
@ -182,6 +195,24 @@ struct fq
#define V9_FPU_FSR_TYPE unsigned long long #define V9_FPU_FSR_TYPE unsigned long long
#define V9_FPU_FPRS_TYPE unsigned #define V9_FPU_FPRS_TYPE unsigned
#if __WORDSIZE == 64
typedef struct fpu
{
union { /* FPU floating point regs */
unsigned fpu_regs[32]; /* 32 singles */
double fpu_dregs[16]; /* 32 doubles */
long double fpu_qregs[16]; /* 16 quads */
} fpu_fr;
struct fq *fpu_q; /* ptr to array of FQ entries */
unsigned long fpu_fsr; /* FPU status register */
unsigned char fpu_qcnt; /* # of entries in saved FQ */
unsigned char fpu_q_entrysize; /* # of bytes per FQ entry */
unsigned char fpu_en; /* flag signifying fpu in use */
} fpregset_t;
#else /* __WORDSIZE == 32 */
typedef struct fpu typedef struct fpu
{ {
union { /* FPU floating point regs */ union { /* FPU floating point regs */