diff options
author | Thomas Schwinge <thomas@codesourcery.com> | 2013-12-20 09:29:29 +0100 |
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committer | Thomas Schwinge <thomas@codesourcery.com> | 2013-12-20 09:29:29 +0100 |
commit | a65dd355fb80a05215e15ae97649de52aec885e3 (patch) | |
tree | 81701bb0c6b648630f2bf1729a85d7f5eb49e67b /sysdeps/powerpc/nofpu/soft-supp.h | |
parent | 296a5732f94abe4d5699dc981e4ccfb950b48cee (diff) | |
parent | b4578bab30f72cddd2cf38abfb39f9c8dc892249 (diff) |
Merge branch 'baseline' into refs/top-bases/tschwinge/Roger_Whittaker
Diffstat (limited to 'sysdeps/powerpc/nofpu/soft-supp.h')
-rw-r--r-- | sysdeps/powerpc/nofpu/soft-supp.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sysdeps/powerpc/nofpu/soft-supp.h b/sysdeps/powerpc/nofpu/soft-supp.h new file mode 100644 index 0000000000..0a0614aa6a --- /dev/null +++ b/sysdeps/powerpc/nofpu/soft-supp.h @@ -0,0 +1,63 @@ +/* Internal support stuff for complete soft float. + Copyright (C) 2002-2013 Free Software Foundation, Inc. + Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002. + 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, see + <http://www.gnu.org/licenses/>. */ + +#if defined __NO_FPRS__ && !defined _SOFT_FLOAT + +# include <fenv_libc.h> + +#else + +# include <fenv.h> + +typedef union +{ + fenv_t fenv; + unsigned int l[2]; +} fenv_union_t; + +#endif + +extern __thread int __sim_exceptions_thread attribute_tls_model_ie; +libc_hidden_tls_proto (__sim_exceptions_thread, tls_model ("initial-exec")); +extern __thread int __sim_disabled_exceptions_thread attribute_tls_model_ie; +libc_hidden_tls_proto (__sim_disabled_exceptions_thread, + tls_model ("initial-exec")); +extern __thread int __sim_round_mode_thread attribute_tls_model_ie; +libc_hidden_tls_proto (__sim_round_mode_thread, tls_model ("initial-exec")); + +/* These variables were formerly global, so there are compat symbols + for global versions as well. */ + +#include <shlib-compat.h> +#define SIM_GLOBAL_COMPAT SHLIB_COMPAT (libc, GLIBC_2_3_2, GLIBC_2_19) +#if SIM_GLOBAL_COMPAT +extern int __sim_exceptions_global; +libc_hidden_proto (__sim_exceptions_global); +extern int __sim_disabled_exceptions_global ; +libc_hidden_proto (__sim_disabled_exceptions_global); +extern int __sim_round_mode_global; +libc_hidden_proto (__sim_round_mode_global); +# define SIM_COMPAT_SYMBOL(GLOBAL_NAME, NAME) \ + compat_symbol (libc, GLOBAL_NAME, NAME, GLIBC_2_3_2) +# define SIM_SET_GLOBAL(GLOBAL_VAR, THREAD_VAR) ((GLOBAL_VAR) = (THREAD_VAR)) +#else +# define SIM_SET_GLOBAL(GLOBAL_VAR, THREAD_VAR) ((void) 0) +#endif + +extern void __simulate_exceptions (int x) attribute_hidden; |