10fdbe1a5b
* config.make.in: Nix completely-soft nonsense. * configure.in: Likewise. Under --without-fp, use nofpu subdirectory of machine directories instead of fpu subdirectory. * sysdeps/powerpc/soft-fp/Makefile: Remove cruft added in last change. * sysdeps/powerpc/nofpu/Makefile: Put it in this new file instead. * sysdeps/powerpc/soft-fp/sim-full.c: Moved to ... * sysdeps/powerpc/nofpu/sim-full.c: ... here. * sysdeps/powerpc/soft-fp/fraiseexcpt.c: Moved to ... * sysdeps/powerpc/nofpu/fraiseexcpt.c: ... here. * sysdeps/powerpc/soft-fp/fegetexcept.c: Moved to ... * sysdeps/powerpc/nofpu/fegetexcept.c: ... here. * sysdeps/powerpc/soft-fp/fclrexcpt.c: Moved to ... * sysdeps/powerpc/nofpu/fclrexcpt.c: ... here. * sysdeps/powerpc/soft-fp/ftestexcept.c: Moved to ... * sysdeps/powerpc/nofpu/ftestexcept.c: ... here. * sysdeps/powerpc/soft-fp/fgetexcptflg.c: Moved to ... * sysdeps/powerpc/nofpu/fgetexcptflg.c: ... here. * sysdeps/powerpc/soft-fp/fsetexcptflg.c: Moved to ... * sysdeps/powerpc/nofpu/fsetexcptflg.c: ... here. * sysdeps/powerpc/soft-fp/fedisblxcpt.c: Moved to ... * sysdeps/powerpc/nofpu/fedisblxcpt.c: ... here. * sysdeps/powerpc/soft-fp/feenablxcpt.c: Moved to ... * sysdeps/powerpc/nofpu/feenablxcpt.c: ... here. * sysdeps/powerpc/soft-fp/fegetenv.c: Moved to ... * sysdeps/powerpc/nofpu/fegetenv.c: ... here. * sysdeps/powerpc/soft-fp/fesetenv.c: Moved to ... * sysdeps/powerpc/nofpu/fesetenv.c: ... here. * sysdeps/powerpc/soft-fp/fegetround.c: Moved to ... * sysdeps/powerpc/nofpu/fegetround.c: ... here. * sysdeps/powerpc/soft-fp/fesetround.c: Moved to ... * sysdeps/powerpc/nofpu/fesetround.c: ... here. * sysdeps/powerpc/soft-fp/feupdateenv.c: Moved to ... * sysdeps/powerpc/nofpu/feupdateenv.c: ... here. * sysdeps/powerpc/soft-fp/feholdexcpt.c: Moved to ... * sysdeps/powerpc/nofpu/feholdexcpt.c: ... here. * sysdeps/powerpc/soft-fp/fenv_const.c: Moved to ... * sysdeps/powerpc/nofpu/fenv_const.c: ... here. * sysdeps/powerpc/soft-fp/libm-test-ulps: Moved to ... * sysdeps/powerpc/nofpu/libm-test-ulps: ... here. * sysdeps/powerpc/soft-fp/soft-supp.h: Moved to ... * sysdeps/powerpc/nofpu/soft-supp.h: ... here. * sysdeps/powerpc/soft-fp/Versions (libc: GLIBC_2.3.2): Moved to ... * sysdeps/powerpc/nofpu/Versions: ... here, new file.
43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Software floating-point exception handling emulation.
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Copyright (C) 2002 Free Software Foundation, Inc.
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Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
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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 <signal.h>
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#include "soft-fp.h"
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#include "soft-supp.h"
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/* Global to store sticky exceptions. */
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int __sim_exceptions;
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/* By default, no exceptions should trap. */
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int __sim_disabled_exceptions = 0xffffffff;
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int __sim_round_mode;
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void
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__simulate_exceptions (int x)
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{
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__sim_exceptions |= x;
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if (x == 0 || __sim_disabled_exceptions & x)
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/* Ignore exception. */
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;
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else
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raise (SIGFPE);
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}
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