* [PATCH] hppa: Implement get-rounding-mode.h
@ 2012-11-19 5:30 Carlos O'Donell
0 siblings, 0 replies; only message in thread
From: Carlos O'Donell @ 2012-11-19 5:30 UTC (permalink / raw)
To: libc-ports
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hppa: Implement get-rounding-mode.h
Implement get_rounding_mode using the new fpu_control.h
support. Use get_rounding_mode from fegetround.
---
2012-11-18 Carlos O'Donell <carlos@systemhalted.org>
* sysdeps/hppa/get-rounding-mode.h: New file.
* sysdeps/hppa/fpu/fegetround.c: Use get_rounding_mode.
Cheers,
Carlos.
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diff --git a/ports/ChangeLog.hppa b/ports/ChangeLog.hppa
index 85b4b13..aec7ab2 100644
--- a/ports/ChangeLog.hppa
+++ b/ports/ChangeLog.hppa
@@ -1,5 +1,7 @@
2012-11-18 Carlos O'Donell <carlos@systemhalted.org>
+ * sysdeps/hppa/get-rounding-mode.h: New file.
+
* ports/sysdeps/hppa/fpu/fpu_control.h: New file.
* ports/sysdeps/hppa/__longjmp.S: Removed.
diff --git a/ports/sysdeps/hppa/get-rounding-mode.h b/ports/sysdeps/hppa/get-rounding-mode.h
new file mode 100644
index 0000000..16e5671
--- /dev/null
+++ b/ports/sysdeps/hppa/get-rounding-mode.h
@@ -0,0 +1,35 @@
+/* Determine floating-point rounding mode within libc. HP-PARISC version.
+ Copyright (C) 2012 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/>. */
+
+#ifndef _HPPA_GET_ROUNDING_MODE_H
+#define _HPPA_GET_ROUNDING_MODE_H 1
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+/* Return the floating-point rounding mode. */
+
+static inline int
+get_rounding_mode (void)
+{
+ fpu_control_t fc;
+ _FPU_GETCW (fc);
+ return fc & _FPU_HPPA_MASK_RM;
+}
+
+#endif /* get-rounding-mode.h */
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