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authorUlrich Drepper <drepper@redhat.com>1999-11-01 00:17:59 +0000
committerUlrich Drepper <drepper@redhat.com>1999-11-01 00:17:59 +0000
commit7210de33793bc5804291d13b543b3f452831013b (patch)
treea8a2a8502b16790e4ff104273aaf9b4584bed810 /sysdeps/mips/fpu
parent63ae7b6309964400c6289d9030c7d336a33b304f (diff)
downloadglibc-7210de33793bc5804291d13b543b3f452831013b.tar.gz
Update.
* sysdeps/mips/fclrexcpt.c: Moved to... * sysdeps/mips/fpu/fclrexcpt.c: ...here. * sysdeps/mips/fegetenv.c: Moved to... * sysdeps/mips/fpu/fegetenv.c: ...here. * sysdeps/mips/fegetround.c: Moved to... * sysdeps/mips/fpu/fegetround.c: ...here. * sysdeps/mips/fesetenv.c: Moved to... * sysdeps/mips/fpu/fesetenv.c: ...here. * sysdeps/mips/fesetround.c: Moved to... * sysdeps/mips/fpu/fesetround.c: ...here. * sysdeps/mips/feupdateenv.c: Moved to... * sysdeps/mips/fpu/feupdateenv.c: ...here. * sysdeps/mips/fgetexcptflg.c: Moved to... * sysdeps/mips/fpu/fgetexcptflg.c: ...here. * sysdeps/mips/ftestexcept.c: Moved to... * sysdeps/mips/fpu/ftestexcept.c: ...here.
Diffstat (limited to 'sysdeps/mips/fpu')
-rw-r--r--sysdeps/mips/fpu/fclrexcpt.c46
-rw-r--r--sysdeps/mips/fpu/fegetenv.c34
-rw-r--r--sysdeps/mips/fpu/fegetround.c33
-rw-r--r--sysdeps/mips/fpu/fesetenv.c37
-rw-r--r--sysdeps/mips/fpu/fesetround.c43
-rw-r--r--sysdeps/mips/fpu/feupdateenv.c46
-rw-r--r--sysdeps/mips/fpu/fgetexcptflg.c39
-rw-r--r--sysdeps/mips/fpu/ftestexcept.c33
8 files changed, 311 insertions, 0 deletions
diff --git a/sysdeps/mips/fpu/fclrexcpt.c b/sysdeps/mips/fpu/fclrexcpt.c
new file mode 100644
index 0000000000..990dfe6996
--- /dev/null
+++ b/sysdeps/mips/fpu/fclrexcpt.c
@@ -0,0 +1,46 @@
+/* Clear given exceptions in current floating-point environment.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+__feclearexcept (int excepts)
+{
+ int cw;
+
+ /* Mask out unsupported bits/exceptions. */
+ excepts &= FE_ALL_EXCEPT;
+
+ /* Read the complete control word. */
+ _FPU_GETCW (cw);
+
+ /* Clear exception bits. */
+ cw &= ~excepts;
+
+ /* Put the new data in effect. */
+ _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);
diff --git a/sysdeps/mips/fpu/fegetenv.c b/sysdeps/mips/fpu/fegetenv.c
new file mode 100644
index 0000000000..72b7ee5811
--- /dev/null
+++ b/sysdeps/mips/fpu/fegetenv.c
@@ -0,0 +1,34 @@
+/* Store current floating-point environment.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+__fegetenv (fenv_t *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);
diff --git a/sysdeps/mips/fpu/fegetround.c b/sysdeps/mips/fpu/fegetround.c
new file mode 100644
index 0000000000..e2e51ae64d
--- /dev/null
+++ b/sysdeps/mips/fpu/fegetround.c
@@ -0,0 +1,33 @@
+/* Return current rounding direction.
+ Copyright (C) 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+fegetround (void)
+{
+ int cw;
+
+ /* Get control word. */
+ _FPU_GETCW (cw);
+
+ return cw & 0x3;
+}
diff --git a/sysdeps/mips/fpu/fesetenv.c b/sysdeps/mips/fpu/fesetenv.c
new file mode 100644
index 0000000000..43a571efde
--- /dev/null
+++ b/sysdeps/mips/fpu/fesetenv.c
@@ -0,0 +1,37 @@
+/* Install given floating-point environment.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+__fesetenv (const fenv_t *envp)
+{
+ if (envp == FE_DFL_ENV)
+ _FPU_SETCW (_FPU_DEFAULT);
+ else
+ _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);
diff --git a/sysdeps/mips/fpu/fesetround.c b/sysdeps/mips/fpu/fesetround.c
new file mode 100644
index 0000000000..6b623d6eab
--- /dev/null
+++ b/sysdeps/mips/fpu/fesetround.c
@@ -0,0 +1,43 @@
+/* Set current rounding direction.
+ Copyright (C) 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+fesetround (int round)
+{
+ unsigned short int cw;
+
+ if ((round & ~0x3) != 0)
+ /* ROUND is no valid rounding mode. */
+ return 0;
+
+ /* Get current state. */
+ _FPU_GETCW (cw);
+
+ /* Set rounding bits. */
+ cw &= ~0x3;
+ cw |= round;
+ /* Set new state. */
+ _FPU_SETCW (cw);
+
+ return 1;
+}
diff --git a/sysdeps/mips/fpu/feupdateenv.c b/sysdeps/mips/fpu/feupdateenv.c
new file mode 100644
index 0000000000..f0748cee77
--- /dev/null
+++ b/sysdeps/mips/fpu/feupdateenv.c
@@ -0,0 +1,46 @@
+/* Install given floating-point environment and raise exceptions.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+__feupdateenv (const fenv_t *envp)
+{
+ int temp;
+
+ /* Save current exceptions. */
+ _FPU_GETCW (temp);
+ temp &= FE_ALL_EXCEPT;
+
+ /* Install new environment. */
+ fesetenv (envp);
+
+ /* Raise the safed exception. Incidently for us the implementation
+ defined format of the values in objects of type fexcept_t is the
+ same as the ones specified using the FE_* constants. */
+ 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);
diff --git a/sysdeps/mips/fpu/fgetexcptflg.c b/sysdeps/mips/fpu/fgetexcptflg.c
new file mode 100644
index 0000000000..8c586b5200
--- /dev/null
+++ b/sysdeps/mips/fpu/fgetexcptflg.c
@@ -0,0 +1,39 @@
+/* Store current representation for exceptions.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+__fegetexceptflag (fexcept_t *flagp, int excepts)
+{
+ fexcept_t temp;
+
+ /* Get the current exceptions. */
+ _FPU_GETCW (temp);
+
+ *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);
diff --git a/sysdeps/mips/fpu/ftestexcept.c b/sysdeps/mips/fpu/ftestexcept.c
new file mode 100644
index 0000000000..f348258318
--- /dev/null
+++ b/sysdeps/mips/fpu/ftestexcept.c
@@ -0,0 +1,33 @@
+/* Test exception in current environment.
+ Copyright (C) 1998 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
+
+ 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>
+#include <fpu_control.h>
+
+int
+fetestexcept (int excepts)
+{
+ int cw;
+
+ /* Get current control word. */
+ _FPU_GETCW (cw);
+
+ return cw & excepts & FE_ALL_EXCEPT;
+}