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authorAndreas Jaeger <aj@suse.de>2000-09-15 12:25:35 +0000
committerAndreas Jaeger <aj@suse.de>2000-09-15 12:25:35 +0000
commite091e14537797c342bc75353dab3906bd411dc3f (patch)
treed428c283bdf3be97c2d76bd7d2a6df8703a904c3 /sysdeps
parent3137a46995f7691aea5317333f9e113059760094 (diff)
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Update.
2000-09-15 Andreas Jaeger <aj@suse.de> * sysdeps/mips/fpu/feenablxcpt.c: New file. * sysdeps/mips/fpu/fegetexcept.c: New file. * sysdeps/mips/fpu/fedisblxcpt.c: New file.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/mips/fpu/fedisblxcpt.c44
-rw-r--r--sysdeps/mips/fpu/feenablxcpt.c44
-rw-r--r--sysdeps/mips/fpu/fegetexcept.c37
3 files changed, 125 insertions, 0 deletions
diff --git a/sysdeps/mips/fpu/fedisblxcpt.c b/sysdeps/mips/fpu/fedisblxcpt.c
new file mode 100644
index 0000000000..1ca229f22d
--- /dev/null
+++ b/sysdeps/mips/fpu/fedisblxcpt.c
@@ -0,0 +1,44 @@
+/* Disable floating-point exceptions.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@suse.de>, 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>
+#include <fpu_control.h>
+
+#define ENABLE_MASK 0xF80U
+#define ENABLE_SHIFT 5
+
+int
+fedisableexcept (int excepts)
+{
+ unsigned int new_exc, old_exc;
+
+ /* Get the current control word. */
+ _FPU_GETCW (new_exc);
+
+ old_exc = (new_exc & ENABLE_MASK) >> ENABLE_SHIFT;
+
+ excepts &= FE_ALL_EXCEPT;
+
+ new_exc &= ~(excepts << ENABLE_SHIFT);
+ new_exc &= ~_FPU_RESERVED;
+ _FPU_SETCW (new_exc);
+
+ return old_exc;
+}
diff --git a/sysdeps/mips/fpu/feenablxcpt.c b/sysdeps/mips/fpu/feenablxcpt.c
new file mode 100644
index 0000000000..e6175ddfbe
--- /dev/null
+++ b/sysdeps/mips/fpu/feenablxcpt.c
@@ -0,0 +1,44 @@
+/* Enable floating-point exceptions.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@suse.de>, 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>
+#include <fpu_control.h>
+
+#define ENABLE_MASK 0xF80U
+#define ENABLE_SHIFT 5
+
+int
+feenableexcept (int excepts)
+{
+ unsigned int new_exc, old_exc;
+
+ /* Get the current control word. */
+ _FPU_GETCW (new_exc);
+
+ old_exc = (new_exc & ENABLE_MASK) >> ENABLE_SHIFT;
+
+ excepts &= FE_ALL_EXCEPT;
+
+ new_exc |= excepts << ENABLE_SHIFT;
+ new_exc &= ~_FPU_RESERVED;
+ _FPU_SETCW (new_exc);
+
+ return old_exc;
+}
diff --git a/sysdeps/mips/fpu/fegetexcept.c b/sysdeps/mips/fpu/fegetexcept.c
new file mode 100644
index 0000000000..23da9f3729
--- /dev/null
+++ b/sysdeps/mips/fpu/fegetexcept.c
@@ -0,0 +1,37 @@
+/* Get enabled floating-point exceptions.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@suse.de>, 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>
+#include <fpu_control.h>
+
+#define ENABLE_MASK 0xF80U
+#define ENABLE_SHIFT 5
+
+
+int
+fegetexcept (void)
+{
+ unsigned int exc;
+
+ /* Get the current control word. */
+ _FPU_GETCW (exc);
+
+ return (exc & ENABLE_MASK) >> ENABLE_SHIFT;
+}