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authorJoseph Myers <joseph@codesourcery.com>2012-09-12 23:36:19 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-09-12 23:36:19 +0000
commit6c9b0f68267cf365d060d4e51e7cb8f61498b875 (patch)
tree7527c31f9593972fa3781f570b1712ba79d4a556 /ports
parent19fcedd5fcaab4355adf62350224ce53797f0f5a (diff)
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Make strtod respect the rounding mode (bug 14518).
Diffstat (limited to 'ports')
-rw-r--r--ports/ChangeLog.arm4
-rw-r--r--ports/ChangeLog.powerpc4
-rw-r--r--ports/sysdeps/arm/get-rounding-mode.h42
-rw-r--r--ports/sysdeps/powerpc/nofpu/get-rounding-mode.h35
4 files changed, 85 insertions, 0 deletions
diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index 1fae5f7..a0c583b 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -1,3 +1,7 @@
+2012-09-12 Joseph Myers <joseph@codesourcery.com>
+
+ * sysdeps/arm/get-rounding-mode.h: New file.
+
2012-08-27 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/arm/kernel-features.h
diff --git a/ports/ChangeLog.powerpc b/ports/ChangeLog.powerpc
index c8a8584..af98f82 100644
--- a/ports/ChangeLog.powerpc
+++ b/ports/ChangeLog.powerpc
@@ -1,3 +1,7 @@
+2012-09-12 Joseph Myers <joseph@codesourcery.com>
+
+ * sysdeps/powerpc/nofpu/get-rounding-mode.h: New file.
+
2012-07-25 Florian Weimer <fweimer@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/libc.abilist:
diff --git a/ports/sysdeps/arm/get-rounding-mode.h b/ports/sysdeps/arm/get-rounding-mode.h
new file mode 100644
index 0000000..a614fe4
--- /dev/null
+++ b/ports/sysdeps/arm/get-rounding-mode.h
@@ -0,0 +1,42 @@
+/* Determine floating-point rounding mode within libc. ARM 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 _ARM_GET_ROUNDING_MODE_H
+#define _ARM_GET_ROUNDING_MODE_H 1
+
+#include <arm-features.h>
+#include <fenv.h>
+#include <fpu_control.h>
+
+/* Return the floating-point rounding mode. */
+
+static inline int
+get_rounding_mode (void)
+{
+ if (ARM_HAVE_VFP)
+ {
+ fpu_control_t fc;
+
+ _FPU_GETCW (fc);
+ return fc & FE_TOWARDZERO;
+ }
+ else
+ return FE_TONEAREST;
+}
+
+#endif /* get-rounding-mode.h */
diff --git a/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h b/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h
new file mode 100644
index 0000000..14be20f
--- /dev/null
+++ b/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h
@@ -0,0 +1,35 @@
+/* Determine floating-point rounding mode within libc. PowerPC
+ soft-float 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 _POWERPC_NOFPU_GET_ROUNDING_MODE_H
+#define _POWERPC_NOFPU_GET_ROUNDING_MODE_H 1
+
+#include <fenv.h>
+
+#include "soft-supp.h"
+
+/* Return the floating-point rounding mode. */
+
+static inline int
+get_rounding_mode (void)
+{
+ return __sim_round_mode;
+}
+
+#endif /* get-rounding-mode.h */