Module Name: src
Committed By: matt
Date: Sun Feb 3 07:13:07 UTC 2013
Modified Files:
src/lib/libm: Makefile
Added Files:
src/lib/libm/arch/arm: e_sqrt.S e_sqrtf.S s_fabsf.S
Log Message:
Add support for the ARM hardfloat instructions vsqrt and vabs.
To generate a diff of this commit:
cvs rdiff -u -r1.125 -r1.126 src/lib/libm/Makefile
cvs rdiff -u -r0 -r1.1 src/lib/libm/arch/arm/e_sqrt.S \
src/lib/libm/arch/arm/e_sqrtf.S src/lib/libm/arch/arm/s_fabsf.S
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libm/Makefile
diff -u src/lib/libm/Makefile:1.125 src/lib/libm/Makefile:1.126
--- src/lib/libm/Makefile:1.125 Sat Aug 4 15:16:16 2012
+++ src/lib/libm/Makefile Sun Feb 3 07:13:07 2013
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.125 2012/08/04 15:16:16 matt Exp $
+# $NetBSD: Makefile,v 1.126 2013/02/03 07:13:07 matt Exp $
#
# @(#)Makefile 5.1beta 93/09/24
#
@@ -50,6 +50,9 @@ USE_SHLIBDIR= yes
.if (${MACHINE_ARCH} == "alpha")
.PATH: ${.CURDIR}/arch/alpha
ARCH_SRCS = s_copysign.S s_copysignf.S lrint.S
+.elif (${MACHINE_ARCH} == "earmhf" || ${MACHINE_ARCH} == "earmhfeb")
+.PATH: ${.CURDIR}/arch/arm
+ARCH_SRCS = e_sqrt.S e_sqrtf.S s_fabsf.S
.elif (${MACHINE_ARCH} == "sparc")
.PATH: ${.CURDIR}/arch/sparc
COMMON_SRCS+= fenv.c
Added files:
Index: src/lib/libm/arch/arm/e_sqrt.S
diff -u /dev/null src/lib/libm/arch/arm/e_sqrt.S:1.1
--- /dev/null Sun Feb 3 07:13:07 2013
+++ src/lib/libm/arch/arm/e_sqrt.S Sun Feb 3 07:13:07 2013
@@ -0,0 +1,39 @@
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <arm/asm.h>
+
+RCSID("$NetBSD: e_sqrt.S,v 1.1 2013/02/03 07:13:07 matt Exp $")
+
+ .fpu vfp
+
+ENTRY(__ieee754_sqrt)
+ vsqrt.f64 d0, d0
+ RET
+END(__ieee754_sqrt)
Index: src/lib/libm/arch/arm/e_sqrtf.S
diff -u /dev/null src/lib/libm/arch/arm/e_sqrtf.S:1.1
--- /dev/null Sun Feb 3 07:13:07 2013
+++ src/lib/libm/arch/arm/e_sqrtf.S Sun Feb 3 07:13:07 2013
@@ -0,0 +1,39 @@
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <arm/asm.h>
+
+RCSID("$NetBSD: e_sqrtf.S,v 1.1 2013/02/03 07:13:07 matt Exp $")
+
+ .fpu vfp
+
+ENTRY(__ieee754_sqrtf)
+ vsqrt.f32 s0, s0
+ RET
+END(__ieee754_sqrtf)
Index: src/lib/libm/arch/arm/s_fabsf.S
diff -u /dev/null src/lib/libm/arch/arm/s_fabsf.S:1.1
--- /dev/null Sun Feb 3 07:13:07 2013
+++ src/lib/libm/arch/arm/s_fabsf.S Sun Feb 3 07:13:07 2013
@@ -0,0 +1,39 @@
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <arm/asm.h>
+
+RCSID("$NetBSD: s_fabsf.S,v 1.1 2013/02/03 07:13:07 matt Exp $")
+
+ .fpu vfp
+
+ENTRY(fabsf)
+ vabs.f32 s0, s0
+ RET
+END(fabsf)
