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[src/trunk]: src/common/lib/libc/arch/arm/quad Add long long / unsigned long ...
details: https://anonhg.NetBSD.org/src/rev/7c24432fcde8
branches: trunk
changeset: 780786:7c24432fcde8
user: matt <matt%NetBSD.org@localhost>
date: Mon Aug 06 01:50:30 2012 +0000
description:
Add long long / unsigned long long comparision routines. These differ
from cmpdi2 in they return strcmp like values (-1, 0, 1).
diffstat:
common/lib/libc/arch/arm/quad/__aeabi_lcmp.c | 55 +++++++++++++++++++++++++++
common/lib/libc/arch/arm/quad/__aeabi_ulcmp.c | 55 +++++++++++++++++++++++++++
2 files changed, 110 insertions(+), 0 deletions(-)
diffs (118 lines):
diff -r 5b72edae34df -r 7c24432fcde8 common/lib/libc/arch/arm/quad/__aeabi_lcmp.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/arch/arm/quad/__aeabi_lcmp.c Mon Aug 06 01:50:30 2012 +0000
@@ -0,0 +1,55 @@
+/*-
+ * Copyright (c) 2012 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 <sys/cdefs.h>
+
+__RCSID("$NetBSD: __aeabi_lcmp.c,v 1.1 2012/08/06 01:50:30 matt Exp $");
+
+#include "quad.h"
+#include "aeabi.h"
+
+/*
+ * Return -1, 0, 1 (like strcmp) if a [<, =, >] b
+ */
+int
+__aeabi_lcmp(long long a, long long b)
+{
+ const union uu aa = { .q = a }, bb = { .q = b };
+
+ if (aa.sl[H] < bb.sl[H])
+ return -1;
+ if (aa.sl[H] > bb.sl[H])
+ return 1;
+
+ if (aa.sl[L] < bb.sl[L])
+ return -1;
+ if (aa.sl[L] > bb.sl[L])
+ return 1;
+
+ return 0;
+}
diff -r 5b72edae34df -r 7c24432fcde8 common/lib/libc/arch/arm/quad/__aeabi_ulcmp.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/arch/arm/quad/__aeabi_ulcmp.c Mon Aug 06 01:50:30 2012 +0000
@@ -0,0 +1,55 @@
+/*-
+ * Copyright (c) 2012 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 <sys/cdefs.h>
+
+__RCSID("$NetBSD: __aeabi_ulcmp.c,v 1.1 2012/08/06 01:50:30 matt Exp $");
+
+#include "quad.h"
+#include "aeabi.h"
+
+/*
+ * Return -1, 0, 1 (like strcmp) if a [<, =, >] b
+ */
+int
+__aeabi_ulcmp(unsigned long long a, unsigned long long b)
+{
+ const union uu aa = { .uq = a }, bb = { .uq = b };
+
+ if (aa.ul[H] < bb.ul[H])
+ return -1;
+ if (aa.ul[H] > bb.ul[H])
+ return 1;
+
+ if (aa.ul[L] < bb.ul[L])
+ return -1;
+ if (aa.ul[L] > bb.ul[L])
+ return 1;
+
+ return 0;
+}
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