lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-08-07 06:43:00 +03:00
Code Activity

Update.

Browse Source 
2000-08-16  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/sparc/fpu/fedisblxcpt.c: New file.
	* sysdeps/sparc/fpu/feenablxcpt.c: New file.
	* sysdeps/sparc/fpu/fegetexcept.c: New file.
	* sysdeps/sparc/sparc64/fpu/e_sqrtl.c: New file.

	* sysdeps/sparc/sparc64/dl-machine.h: Subtract 4 .rela.plt entries
	to match Solaris.
This commit is contained in:
Ulrich Drepper
2000-08-17 20:38:57 +00:00
parent 319b400bb5
commit 4c4b95182b
6 changed files with 148 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
ChangeLog
View File

@@ -1,3 +1,13 @@
2000-08-16 Jakub Jelinek <jakub@redhat.com>
* sysdeps/sparc/fpu/fedisblxcpt.c: New file.
* sysdeps/sparc/fpu/feenablxcpt.c: New file.
* sysdeps/sparc/fpu/fegetexcept.c: New file.
* sysdeps/sparc/sparc64/fpu/e_sqrtl.c: New file.
* sysdeps/sparc/sparc64/dl-machine.h: Subtract 4 .rela.plt entries
to match Solaris.
2000-08-17 Ulrich Drepper <drepper@redhat.com> 2000-08-17 Ulrich Drepper <drepper@redhat.com>
* sysdeps/powerpc/fpu_control.h (_FPU_GETCW): Use type-correct code. * sysdeps/powerpc/fpu_control.h (_FPU_GETCW): Use type-correct code.

36
sysdeps/sparc/fpu/fedisblxcpt.c Normal file
View File

@@ -0,0 +1,36 @@
/* Disable floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
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.h>
int
fedisableexcept (int excepts)
{
fenv_t new_exc, old_exc;
__fenv_stfsr (new_exc);
old_exc = (new_exc >> 18) & FE_ALL_EXCEPT;
new_exc &= ~(((fenv_t)excepts & FE_ALL_EXCEPT) << 18);
__fenv_ldfsr (new_exc);
return old_exc;
}

36
sysdeps/sparc/fpu/feenablxcpt.c Normal file
View File

@@ -0,0 +1,36 @@
/* Enable floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
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.h>
int
feenableexcept (int excepts)
{
fenv_t new_exc, old_exc;
__fenv_stfsr (new_exc);
old_exc = (new_exc >> 18) & FE_ALL_EXCEPT;
new_exc |= (((fenv_t)excepts & FE_ALL_EXCEPT) << 18);
__fenv_ldfsr (new_exc);
return old_exc;
}

30
sysdeps/sparc/fpu/fegetexcept.c Normal file
View File

@@ -0,0 +1,30 @@
/* Get enabled floating-point exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
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.h>
int
fegetexcept (void)
{
fenv_t exc;
__fenv_stfsr (exc);
return (exc >> 18) & FE_ALL_EXCEPT;
}

8
sysdeps/sparc/sparc64/dl-machine.h
View File

@@ -446,8 +446,8 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
plt[8 + 6] = 0xadc40011; plt[8 + 6] = 0xadc40011;
plt[8 + 7] = 0x9330700c; plt[8 + 7] = 0x9330700c;
/* Now put the magic cookie at the beginning of .PLT3 /* Now put the magic cookie at the beginning of .PLT2
Entry .PLT4 is unused by this implementation. */ Entry .PLT3 is unused by this implementation. */
*((struct link_map **)(&plt[16 + 0])) = l; *((struct link_map **)(&plt[16 + 0])) = l;
} }
@@ -467,13 +467,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
ldx [%l6 + 32 + 8], %o0 ldx [%l6 + 32 + 8], %o0
sub %g1, %l6, %l0 sub %g1, %l6, %l0
xor %l2, -1016, %l2 xor %l2, -1016, %l2
sethi %hi(5120), %l3 sethi %hi(5120), %l3 ! 160 * 32
add %l0, %l2, %l0 add %l0, %l2, %l0
sethi %hi(32768), %l4 sethi %hi(32768), %l4
udivx %l0, %l3, %l3 udivx %l0, %l3, %l3
sllx %l3, 2, %l1 sllx %l3, 2, %l1
add %l1, %l3, %l1 add %l1, %l3, %l1
sllx %l1, 10, %l2 sllx %l1, 10, %l2
sub %l4, 4, %l4 ! No thanks to Sun for not obeying their own ABI
sllx %l1, 5, %l1 sllx %l1, 5, %l1
sub %l0, %l2, %l0 sub %l0, %l2, %l0
udivx %l0, 24, %l0 udivx %l0, 24, %l0
@@ -495,6 +496,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
! srlx %g1, 12, %o1 - Done in .PLT1 ! srlx %g1, 12, %o1 - Done in .PLT1
ldx [%l6 + 8], %o0 ldx [%l6 + 8], %o0
add %o1, %o1, %o3 add %o1, %o1, %o3
sub %o1, 96, %o1 ! No thanks to Sun for not obeying their own ABI
mov %i7, %o2 mov %i7, %o2
call " #fixup_name " call " #fixup_name "
add %o1, %o3, %o1 add %o1, %o3, %o1

31
sysdeps/sparc/sparc64/fpu/e_sqrtl.c Normal file
View File

@@ -0,0 +1,31 @@
/* Long double square root, sparc64 version.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
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 <math.h>
extern void _Qp_sqrt(long double *, const long double *);
long double
__ieee754_sqrtl (long double x)
{
long double ret;
_Qp_sqrt (&ret, &x);
return ret;
}