Module Name: src
Committed By: matt
Date: Sun Aug 5 04:24:13 UTC 2012
Added Files:
src/common/lib/libc/arch/arm/quad: __aeabi_uldivmod.S
Log Message:
Add a routine for __aeabi_uldivmod which is just a wrapper around __qdivrem
but returns the 64-bit dividend and remainder in r0-r3.
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/common/lib/libc/arch/arm/quad/__aeabi_uldivmod.S
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Added files:
Index: src/common/lib/libc/arch/arm/quad/__aeabi_uldivmod.S
diff -u /dev/null src/common/lib/libc/arch/arm/quad/__aeabi_uldivmod.S:1.1
--- /dev/null Sun Aug 5 04:24:13 2012
+++ src/common/lib/libc/arch/arm/quad/__aeabi_uldivmod.S Sun Aug 5 04:24:13 2012
@@ -0,0 +1,45 @@
+/*-
+ * 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 <machine/asm.h>
+
+ENTRY(__aeabi_uldivmod)
+ push {r4,lr}
+ sub sp, sp, #8
+ mov r4, sp
+ bl PLT_SYM(__qdivrem)
+#ifdef _ARM_ARCH_DWORD_OK
+ ldrd r2, [sp], #8
+#else
+ ldr r2, [sp], #4
+ ldr r3, [sp], #4
+#endif
+ pop {r4,lr}
+ RET
+END(__aeabi_uldivmod)
