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authorJoseph Myers <joseph@codesourcery.com>2016-09-07 16:46:02 +0000
committerJoseph Myers <joseph@codesourcery.com>2016-09-07 16:46:02 +0000
commit997290d9142877a3518422bde15d1ff52e8edf0a (patch)
tree2ef40fa2abc5300c6765140daf228cddae26ff28
parentcfb6a3452e2c4e016bcafbe65f1704376ea688a6 (diff)
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Add femode_t functions: mips.
This patch adds MIPS versions of fegetmode and fesetmode. * sysdeps/mips/fpu/fegetmode.c: New file. * sysdeps/mips/fpu/fesetmode.c: Likewise.
-rw-r--r--ChangeLog3
-rw-r--r--sysdeps/mips/fpu/fegetmode.c27
-rw-r--r--sysdeps/mips/fpu/fesetmode.c38
3 files changed, 68 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index b080b19..bc4bdb2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2016-09-07 Joseph Myers <joseph@codesourcery.com>
+ * sysdeps/mips/fpu/fegetmode.c: New file.
+ * sysdeps/mips/fpu/fesetmode.c: Likewise.
+
* sysdeps/m68k/fpu/fegetmode.c: New file.
* sysdeps/m69k/fpu/fesetmode.c: Likewise.
diff --git a/sysdeps/mips/fpu/fegetmode.c b/sysdeps/mips/fpu/fegetmode.c
new file mode 100644
index 0000000..3754aef
--- /dev/null
+++ b/sysdeps/mips/fpu/fegetmode.c
@@ -0,0 +1,27 @@
+/* Store current floating-point control modes. MIPS version.
+ Copyright (C) 2016 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+int
+fegetmode (femode_t *modep)
+{
+ _FPU_GETCW (*modep);
+ return 0;
+}
diff --git a/sysdeps/mips/fpu/fesetmode.c b/sysdeps/mips/fpu/fesetmode.c
new file mode 100644
index 0000000..d15c9eb
--- /dev/null
+++ b/sysdeps/mips/fpu/fesetmode.c
@@ -0,0 +1,38 @@
+/* Install given floating-point control modes. MIPS version.
+ Copyright (C) 2016 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#define FCSR_STATUS 0xfe83f07c
+
+int
+fesetmode (const femode_t *modep)
+{
+ fpu_control_t cw;
+
+ _FPU_GETCW (cw);
+ cw &= FCSR_STATUS;
+ if (modep == FE_DFL_MODE)
+ cw |= _FPU_DEFAULT;
+ else
+ cw |= *modep & ~FCSR_STATUS;
+ _FPU_SETCW (cw);
+
+ return 0;
+}