mirror of
https://sourceware.org/git/glibc.git
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* sysdeps/powerpc/powerpc32/power5/fpu/s_isnan.S: New file.
* sysdeps/powerpc/powerpc32/power5/fpu/s_isnanf.S: New file. * sysdeps/powerpc/powerpc32/power6/fpu/s_isnan.S: New file. * sysdeps/powerpc/powerpc32/power6/fpu/s_isnanf.S: New file. * sysdeps/powerpc/powerpc64/power5/fpu/s_isnan.S: New file. * sysdeps/powerpc/powerpc64/power6/fpu/s_isnan.S: New file. * sysdeps/powerpc/powerpc64/power6x/fpu/s_isnan.S: New file.
This commit is contained in:
Ulrich Drepper
parent
9fb11d4c6e
commit
3b32d8a259
10
ChangeLog
10
ChangeLog
@ -1,3 +1,13 @@
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2008-03-03 Steven Munroe <sjmunroe@us.ibm.com>
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* sysdeps/powerpc/powerpc32/power5/fpu/s_isnan.S: New file.
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* sysdeps/powerpc/powerpc32/power5/fpu/s_isnanf.S: New file.
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* sysdeps/powerpc/powerpc32/power6/fpu/s_isnan.S: New file.
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* sysdeps/powerpc/powerpc32/power6/fpu/s_isnanf.S: New file.
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* sysdeps/powerpc/powerpc64/power5/fpu/s_isnan.S: New file.
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* sysdeps/powerpc/powerpc64/power6/fpu/s_isnan.S: New file.
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* sysdeps/powerpc/powerpc64/power6x/fpu/s_isnan.S: New file.
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2008-02-22 Alan Modra <amodra@bigpond.net.au>
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* elf/Makefile (tests): Substitute tests-vis-yes here.
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3
NEWS
3
NEWS
@ -34,6 +34,9 @@ Version 2.8
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* ARG_MAX is not anymore constant on Linux. Use sysconf(_SC_ARG_MAX).
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Implemented by Ulrich Drepper.
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* Faster sqrt and sqrtf implemention for some PPC variants.
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Implemented by Stephen Munroe.
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Version 2.7
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@ -25,6 +25,8 @@ ucontext_t ucp;
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char st1[8192];
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__thread int thr;
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int somevar = -76;
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void
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cf (int i)
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{
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@ -54,7 +56,7 @@ do_test (void)
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ucp.uc_link = NULL;
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ucp.uc_stack.ss_sp = st1;
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ucp.uc_stack.ss_size = sizeof st1;
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makecontext (&ucp, (void (*) (void)) cf, 1, -78);
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makecontext (&ucp, (void (*) (void)) cf, 1, somevar - 2);
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if (setcontext (&ucp) != 0)
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{
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puts ("setcontext failed");
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62
sysdeps/powerpc/powerpc32/power5/fpu/s_isnan.S
Normal file
62
sysdeps/powerpc/powerpc32/power5/fpu/s_isnan.S
Normal file
@ -0,0 +1,62 @@
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/* isnan(). PowerPC32 version.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <math_ldbl_opt.h>
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/* int __isnan(x) */
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.machine power5
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EALIGN (__isnan, 4, 0)
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stwu r1,-32(r1)
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cfi_adjust_cfa_offset (32)
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ori r1,r1,0
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stfd fp1,24(r1) /* copy FPR to GPR */
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ori r1,r1,0
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lwz r4,24(r1)
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lwz r5,28(r1)
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lis r0,0x7ff0 /* const long r0 0x7ff00000 00000000 */
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clrlwi r4,r4,1 /* x = fabs(x) */
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cmpw cr7,r4,r0 /* if (fabs(x) =< inf) */
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cmpwi cr6,r5,0
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li r3,0 /* then return 0 */
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addi r1,r1,32
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cfi_adjust_cfa_offset (-32)
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bltlr+ cr7
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bgt- cr7,L(NaN)
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beqlr+ cr6
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L(NaN):
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li r3,1 /* else return 1 */
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blr
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END (__isnan)
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hidden_def (__isnan)
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weak_alias (__isnan, isnan)
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#ifdef NO_LONG_DOUBLE
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strong_alias (__isnan, __isnanl)
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weak_alias (__isnan, isnanl)
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#endif
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#ifndef IS_IN_libm
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# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
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compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0);
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compat_symbol (libc, isnan, isnanl, GLIBC_2_0);
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# endif
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#endif
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46
sysdeps/powerpc/powerpc32/power5/fpu/s_isnanf.S
Normal file
46
sysdeps/powerpc/powerpc32/power5/fpu/s_isnanf.S
Normal file
@ -0,0 +1,46 @@
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/* isnan(). PowerPC32 version.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <math_ldbl_opt.h>
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/* int __isnanf(x) */
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.machine power5
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EALIGN (__isnanf, 4, 0)
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stwu r1,-32(r1)
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cfi_adjust_cfa_offset (32)
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stfs fp1,28(r1) /* copy FPR to GPR */
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nop
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nop
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lwz r4,28(r1)
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lis r0,0x7f80 /* const long r0 0x7f800000 */
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clrlwi r4,r4,1 /* x = fabs(x) */
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cmpw cr7,r4,r0 /* if (fabs(x) =< inf) */
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li r3,0 /* then return 0 */
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addi r1,r1,32
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cfi_adjust_cfa_offset (-32)
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blelr+ cr7
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L(NaN):
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li r3,1 /* else return 1 */
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blr
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END (__isnanf)
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hidden_def (__isnanf)
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weak_alias (__isnanf, isnanf)
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62
sysdeps/powerpc/powerpc32/power6/fpu/s_isnan.S
Normal file
62
sysdeps/powerpc/powerpc32/power6/fpu/s_isnan.S
Normal file
@ -0,0 +1,62 @@
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/* isnan(). PowerPC32 version.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <math_ldbl_opt.h>
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/* int __isnan(x) */
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.machine power6
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EALIGN (__isnan, 4, 0)
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stwu r1,-32(r1)
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cfi_adjust_cfa_offset (32)
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ori r1,r1,0
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stfd fp1,24(r1) /* copy FPR to GPR */
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ori r1,r1,0
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lwz r4,24(r1)
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lwz r5,28(r1)
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lis r0,0x7ff0 /* const long r0 0x7ff00000 00000000 */
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clrlwi r4,r4,1 /* x = fabs(x) */
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cmpw cr7,r4,r0 /* if (fabs(x) =< inf) */
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cmpwi cr6,r5,0
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li r3,0 /* then return 0 */
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addi r1,r1,32
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cfi_adjust_cfa_offset (-32)
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bltlr+ cr7
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bgt- cr7,L(NaN)
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beqlr+ cr6
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L(NaN):
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li r3,1 /* else return 1 */
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blr
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END (__isnan)
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hidden_def (__isnan)
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weak_alias (__isnan, isnan)
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#ifdef NO_LONG_DOUBLE
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strong_alias (__isnan, __isnanl)
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weak_alias (__isnan, isnanl)
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#endif
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#ifndef IS_IN_libm
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# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
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compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0);
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compat_symbol (libc, isnan, isnanl, GLIBC_2_0);
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# endif
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#endif
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46
sysdeps/powerpc/powerpc32/power6/fpu/s_isnanf.S
Normal file
46
sysdeps/powerpc/powerpc32/power6/fpu/s_isnanf.S
Normal file
@ -0,0 +1,46 @@
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/* isnanf(). PowerPC32 version.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <math_ldbl_opt.h>
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/* int __isnanf(x) */
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.machine power6
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EALIGN (__isnanf, 4, 0)
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stwu r1,-32(r1)
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cfi_adjust_cfa_offset (32)
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ori r1,r1,0
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stfs fp1,24(r1) /* copy FPR to GPR */
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ori r1,r1,0
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lwz r4,24(r1)
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lis r0,0x7f80 /* const long r0 0x7f800000 */
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clrlwi r4,r4,1 /* x = fabs(x) */
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cmpw cr7,r4,r0 /* if (fabs(x) =< inf) */
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li r3,0 /* then return 0 */
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addi r1,r1,32
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cfi_adjust_cfa_offset (-32)
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blelr+ cr7
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L(NaN):
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li r3,1 /* else return 1 */
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blr
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END (__isnan)
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hidden_def (__isnanf)
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weak_alias (__isnanf, isnanf)
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61
sysdeps/powerpc/powerpc64/power5/fpu/s_isnan.S
Normal file
61
sysdeps/powerpc/powerpc64/power5/fpu/s_isnan.S
Normal file
@ -0,0 +1,61 @@
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/* isnan(). PowerPC64 version.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
|
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|
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The GNU C Library is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <math_ldbl_opt.h>
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/* int __isnan(x) */
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.machine power5
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EALIGN (__isnan, 4, 0)
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CALL_MCOUNT 0
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stfd fp1,-8(r1) /* copy FPR to GPR */
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lis r0,0x7ff0
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nop /* insure the following is in a different */
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nop /* dispatch group */
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ld r4,-8(r1)
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sldi r0,r0,32 /* const long r0 0x7ff00000 00000000 */
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clrldi r4,r4,1 /* x = fabs(x) */
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cmpd cr7,r4,r0 /* if (fabs(x) <= inf) */
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li r3,0 /* then return 0 */
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blelr+ cr7
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li r3,1 /* else return 1 */
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blr
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END (__isnan)
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hidden_def (__isnan)
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weak_alias (__isnan, isnan)
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/* It turns out that the 'double' version will also always work for
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single-precision. */
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strong_alias (__isnan, __isnanf)
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hidden_def (__isnanf)
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weak_alias (__isnanf, isnanf)
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#ifdef NO_LONG_DOUBLE
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strong_alias (__isnan, __isnanl)
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weak_alias (__isnan, isnanl)
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#endif
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#ifndef IS_IN_libm
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# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
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||||
compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0);
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compat_symbol (libc, isnan, isnanl, GLIBC_2_0);
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# endif
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#endif
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||||
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60
sysdeps/powerpc/powerpc64/power6/fpu/s_isnan.S
Normal file
60
sysdeps/powerpc/powerpc64/power6/fpu/s_isnan.S
Normal file
@ -0,0 +1,60 @@
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||||
/* isnan(). PowerPC64 version.
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||||
Copyright (C) 2008 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 Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 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
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
#include <math_ldbl_opt.h>
|
||||
|
||||
/* int __isnan(x) */
|
||||
.machine power6
|
||||
EALIGN (__isnan, 4, 0)
|
||||
CALL_MCOUNT 0
|
||||
stfd fp1,-8(r1) /* copy FPR to GPR */
|
||||
ori r1,r1,0
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||||
ld r4,-8(r1)
|
||||
lis r0,0x7ff0
|
||||
sldi r0,r0,32 /* const long r0 0x7ff00000 00000000 */
|
||||
clrldi r4,r4,1 /* x = fabs(x) */
|
||||
cmpd cr7,r4,r0 /* if (fabs(x) <= inf) */
|
||||
li r3,0 /* then return 0 */
|
||||
blelr+ cr7
|
||||
li r3,1 /* else return 1 */
|
||||
blr
|
||||
END (__isnan)
|
||||
|
||||
hidden_def (__isnan)
|
||||
weak_alias (__isnan, isnan)
|
||||
|
||||
/* It turns out that the 'double' version will also always work for
|
||||
single-precision. */
|
||||
strong_alias (__isnan, __isnanf)
|
||||
hidden_def (__isnanf)
|
||||
weak_alias (__isnanf, isnanf)
|
||||
|
||||
#ifdef NO_LONG_DOUBLE
|
||||
strong_alias (__isnan, __isnanl)
|
||||
weak_alias (__isnan, isnanl)
|
||||
#endif
|
||||
|
||||
#ifndef IS_IN_libm
|
||||
# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
|
||||
compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0);
|
||||
compat_symbol (libc, isnan, isnanl, GLIBC_2_0);
|
||||
# endif
|
||||
#endif
|
||||
|
||||
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