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authorJoseph Myers <joseph@codesourcery.com>2015-10-13 16:53:09 +0000
committerJoseph Myers <joseph@codesourcery.com>2015-10-13 16:53:09 +0000
commit2020748d8efb7fbadd43a49cc3859dcf4a93472e (patch)
tree733421e99928124e5ca51f4fa68246c596e67140 /sysdeps/powerpc/powerpc32
parente8dab9477f33ab7a67405f4e147cbaa1a4bb443b (diff)
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Move powerpc llround implementations to powerpc32 directory.
sysdeps/powerpc/fpu/ has versions of llround and llroundf that are
actually used only for powerpc32 because
sysdeps/powerpc/powerpc64/fpu/ has its own versions of those
functions.  This patch moves them into sysdeps/powerpc/powerpc32/fpu
to reflect where they are actually used (in preparation for fixing
other problems with those functions).

Tested for powerpc that installed stripped shared libraries are
unchanged by this patch.

	* sysdeps/powerpc/fpu/s_llround.c: Move to ....
	* sysdeps/powerpc/powerpc32/fpu/s_llround.c: ...here.
	* sysdeps/powerpc/fpu/s_llroundf.c: Move to ....
	* sysdeps/powerpc/powerpc32/fpu/s_llroundf.c: ...here.
Diffstat (limited to 'sysdeps/powerpc/powerpc32')
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_llround.c52
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_llroundf.c44
2 files changed, 96 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_llround.c b/sysdeps/powerpc/powerpc32/fpu/s_llround.c
new file mode 100644
index 0000000000..85514a1d3f
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/s_llround.c
@@ -0,0 +1,52 @@
+/* Round double value to long long int.
+   Copyright (C) 1997-2015 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 <math.h>
+#include <math_ldbl_opt.h>
+
+/* Round to the nearest integer, with values exactly on a 0.5 boundary
+   rounded away from zero, regardless of the current rounding mode.
+   If (long long)x, when x is out of range of a long long, clips at
+   LLONG_MAX or LLONG_MIN, then this implementation also clips.  */
+
+long long int
+__llround (double x)
+{
+  long long xr = (long long) x;
+  double xrf = (double) xr;
+
+  if (x >= 0.0)
+    {
+      if (x - xrf >= 0.5)
+	xr += (long long) ((unsigned long long) xr + 1) > 0;
+    }
+  else
+    {
+      if (xrf - x >= 0.5)
+	xr -= (long long) ((unsigned long long) xr - 1) < 0;
+    }
+  return xr;
+}
+weak_alias (__llround, llround)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llround, __llroundl)
+weak_alias (__llround, llroundl)
+#endif
+#if LONG_DOUBLE_COMPAT (libm, GLIBC_2_1)
+compat_symbol (libm, __llround, llroundl, GLIBC_2_1);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_llroundf.c b/sysdeps/powerpc/powerpc32/fpu/s_llroundf.c
new file mode 100644
index 0000000000..8ce4b26191
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/s_llroundf.c
@@ -0,0 +1,44 @@
+/* Round float value to long long int.
+   Copyright (C) 1997-2015 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 <math.h>
+
+/* Round to the nearest integer, with values exactly on a 0.5 boundary
+   rounded away from zero, regardless of the current rounding mode.
+   If (long long)x, when x is out of range of a long long, clips at
+   LLONG_MAX or LLONG_MIN, then this implementation also clips.  */
+
+long long int
+__llroundf (float x)
+{
+  long long xr = (long long) x;
+  float xrf = (float) xr;
+
+  if (x >= 0.0)
+    {
+      if (x - xrf >= 0.5)
+	xr += (long long) ((unsigned long long) xr + 1) > 0;
+    }
+  else
+    {
+      if (xrf - x >= 0.5)
+	xr -= (long long) ((unsigned long long) xr - 1) < 0;
+    }
+  return xr;
+}
+weak_alias (__llroundf, llroundf)