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authorRichard Henderson <rth@redhat.com>2007-03-14 17:44:14 +0000
committerRichard Henderson <rth@redhat.com>2007-03-14 17:44:14 +0000
commitaea1d19e2f2f6f1b95521c8fbbbddfb92097db60 (patch)
tree065a8ec8487c1e556ad760abaeb1ee6d3572d2f9 /sysdeps/alpha/fpu/s_fmin.S
parent9e43b50d490b396c8eb1b0a19e3bc1037487f029 (diff)
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* sysdeps/alpha/fpu/s_ceil.c: Rewrite without branches.
* sysdeps/alpha/fpu/s_ceilf.c: Likewise. 
* sysdeps/alpha/fpu/s_floor.c: Likewise. 
* sysdeps/alpha/fpu/s_floorf.c: Likewise. 
* sysdeps/alpha/fpu/s_rint.c: Likewise. 
* sysdeps/alpha/fpu/s_rintf.c: Likewise.
	* sysdeps/alpha/fpu/s_fmax.S: New file.
	* sysdeps/alpha/fpu/s_fmaxf.S: New file.
	* sysdeps/alpha/fpu/s_fmin.S: New file.
	* sysdeps/alpha/fpu/s_fminf.S: New file.
	* sysdeps/alpha/fpu/s_isnan.c: New file.
	* sysdeps/alpha/fpu/s_isnanf.c: New file.
	* sysdeps/alpha/fpu/s_llrint.c: New file.
	* sysdeps/alpha/fpu/s_llrintf.c: New file.
	* sysdeps/alpha/fpu/s_lrint.c: New file.
	* sysdeps/alpha/fpu/s_lrintf.c: New file.
	* sysdeps/alpha/fpu/s_nearbyint.c: New file.
	* sysdeps/alpha/fpu/s_nearbyintf.c: New file.

	* sysdeps/alpha/fpu/bits/mathinline.h (__floorf, __floor): Remove.
	(__fdimf, fdimf, __fdim, fdim): Remove.
	(__signbitf, __signbit, __signbitl): Use gcc builtin if available.
	(__isnanf, __isnan, __isnanl): New.
2007-03-14  Richard Henderson  <rth@redhat.com>

	* sysdeps/alpha/fpu/s_ceil.c: Rewrite without branches.
	* sysdeps/alpha/fpu/s_ceilf.c: Likewise.
	* sysdeps/alpha/fpu/s_floor.c: Likewise.
	* sysdeps/alpha/fpu/s_floorf.c: Likewise.
	* sysdeps/alpha/fpu/s_rint.c: Likewise.
	* sysdeps/alpha/fpu/s_rintf.c: Likewise.

	* sysdeps/alpha/fpu/s_fmax.S: New file.
	* sysdeps/alpha/fpu/s_fmaxf.S: New file.
	* sysdeps/alpha/fpu/s_fmin.S: New file.
	* sysdeps/alpha/fpu/s_fminf.S: New file.
	* sysdeps/alpha/fpu/s_isnan.c: New file.
	* sysdeps/alpha/fpu/s_isnanf.c: New file.
	* sysdeps/alpha/fpu/s_llrint.c: New file.
	* sysdeps/alpha/fpu/s_llrintf.c: New file.
	* sysdeps/alpha/fpu/s_lrint.c: New file.
	* sysdeps/alpha/fpu/s_lrintf.c: New file.
	* sysdeps/alpha/fpu/s_nearbyint.c: New file.
	* sysdeps/alpha/fpu/s_nearbyintf.c: New file.

	* sysdeps/alpha/fpu/bits/mathinline.h (__floorf, __floor): Remove.
	(__fdimf, fdimf, __fdim, fdim): Remove.
	(__signbitf, __signbit, __signbitl): Use gcc builtin if available.
	(__isnanf, __isnan, __isnanl): New.
Diffstat (limited to 'sysdeps/alpha/fpu/s_fmin.S')
-rw-r--r--sysdeps/alpha/fpu/s_fmin.S58
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/alpha/fpu/s_fmin.S b/sysdeps/alpha/fpu/s_fmin.S
new file mode 100644
index 0000000000..10de52940e
--- /dev/null
+++ b/sysdeps/alpha/fpu/s_fmin.S
@@ -0,0 +1,58 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+        .set noat
+	.set noreorder
+
+	.text
+ENTRY (__fmin)
+	.prologue 0
+
+	cmptun/su	$f16, $f16, $f10
+	cmptun/su	$f17, $f17, $f11
+	fmov		$f17, $f0
+	unop
+
+	trapb
+	fbne		$f10, $ret
+	fmov		$f16, $f0
+	fbne		$f11, $ret
+
+	cmptlt/su	$f17, $f16, $f11
+	trapb
+	fcmovne		$f11, $f17, $f0
+$ret:	ret
+
+END (__fmin)
+
+/* Given the in-register format of single-precision, this works there too.  */
+strong_alias (__fmin, __fminf)
+weak_alias (__fminf, fminf)
+
+weak_alias (__fmin, fmin)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__fmin, __fminl)
+weak_alias (__fminl, fminl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
+compat_symbol (libm, __fmin, fminl, GLIBC_2_0);
+#endif