--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/c/swab_c.c Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,263 @@
+/*
+ * LIBOIL - Library of Optimized Inner Loops
+ * Copyright (c) 2005 David A. Schleef <ds@schleef.org>
+ * All rights reserved.
+ *
+ * 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 AUTHOR ``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 AUTHOR 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.
+ */
+//Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <liboil/liboil.h>
+#include <liboil/liboilfunction.h>
+#include <liboil/liboilclasses.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <string.h>
+
+
+static void
+swab_u16_libc (uint16_t *d, const uint16_t *s, int n)
+{
+ swab ((void *)s, (void *)d, n*2);
+}
+OIL_DEFINE_IMPL (swab_u16_libc, swab_u16);
+
+static void
+swab_u16_ptr (uint16_t *d, const uint16_t *s, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u16_ptr, swab_u16);
+
+static void
+swab_u32_ptr (uint32_t *d, const uint32_t *s, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ *d++ = (*s<<24) | ((*s&0x0000ff00)<<8) |
+ ((*s&0x00ff0000)>>8) | (*s>>24);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u32_ptr, swab_u32);
+
+static void
+swab_u16_unroll2 (uint16_t *d, const uint16_t *s, int n)
+{
+ int i;
+
+ if (n&1) {
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ }
+ n>>=1;
+ for(i=0;i<n;i++){
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u16_unroll2, swab_u16);
+
+static void
+swab_u16_unroll4 (uint16_t *d, const uint16_t *s, int n)
+{
+ int i;
+
+ while (n&3) {
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ n--;
+ }
+ n>>=2;
+ for(i=0;i<n;i++){
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ *d++ = (*s<<8) | (*s>>8);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u16_unroll4, swab_u16);
+
+static void
+swab_u32_unroll2 (uint32_t *d, const uint32_t *s, int n)
+{
+ int i;
+
+ if (n&1) {
+ *d++ = (*s<<24) | ((*s&0x0000ff00)<<8) |
+ ((*s&0x00ff0000)>>8) | (*s>>24);
+ s++;
+ }
+ n>>=1;
+ for(i=0;i<n;i++){
+ *d++ = (*s<<24) | ((*s&0x0000ff00)<<8) |
+ ((*s&0x00ff0000)>>8) | (*s>>24);
+ s++;
+ *d++ = (*s<<24) | ((*s&0x0000ff00)<<8) |
+ ((*s&0x00ff0000)>>8) | (*s>>24);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u32_unroll2, swab_u32);
+
+
+static void
+swab_u16_char (uint16_t *d, const uint16_t *s, int n)
+{
+ int i;
+ uint8_t *bd = (uint8_t *)d;
+ uint8_t *bs = (uint8_t *)s;
+ int x;
+
+ for(i=0;i<n;i++){
+ x = bs[0];
+ bd[0] = bs[1];
+ bd[1] = x;
+ bd += 2;
+ bs += 2;
+ }
+}
+OIL_DEFINE_IMPL (swab_u16_char, swab_u16);
+
+static void
+swab_u32_char (uint32_t *d, const uint32_t *s, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ *d++ = (*s<<24) | ((*s&0x0000ff00)<<8) |
+ ((*s&0x00ff0000)>>8) | (*s>>24);
+ s++;
+ }
+}
+OIL_DEFINE_IMPL (swab_u32_char, swab_u32);
+
+
+
+
+
+
+
+#if 0
+static void
+swab_u32_asm (uint32_t *d, uint32_t *s, int n)
+{
+ asm volatile ("\n"
+ "1:\n"
+ " mov 0(%1), %%eax\n"
+ " bswap %%eax\n"
+ " mov %%eax, 0(%0)\n"
+ " add $4, %0\n"
+ " add $4, %1\n"
+ " decl %2\n"
+ " jne 1b\n"
+ : "+r" (d), "+r" (s), "+r" (n)
+ :
+ : "eax");
+}
+OIL_DEFINE_IMPL (swab_u32_asm, swab_u32);
+#endif
+
+
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u16_libc() {
+ return &_oil_function_impl_swab_u16_libc;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u16_ptr() {
+ return &_oil_function_impl_swab_u16_ptr;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u32_ptr() {
+ return &_oil_function_impl_swab_u32_ptr;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u16_unroll2() {
+ return &_oil_function_impl_swab_u16_unroll2;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u16_unroll4() {
+ return &_oil_function_impl_swab_u16_unroll4;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u32_unroll2() {
+ return &_oil_function_impl_swab_u32_unroll2;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u16_char() {
+ return &_oil_function_impl_swab_u16_char;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u32_char() {
+ return &_oil_function_impl_swab_u32_char;
+}
+#endif
+
+#if 0
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_swab_u32_asm() {
+ return &_oil_function_impl_swab_u32_asm;
+}
+#endif
+#endif