--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/math/generate_math.pl Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,389 @@
+#!/usr/bin/perl
+#
+
+
+
+print <<EOF
+/* This file is autogenerated. Do not edit. */
+/*
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <math.h>
+
+#include <liboil/liboil.h>
+#include <liboil/liboilclasses.h>
+
+EOF
+;
+
+
+sub binary_pointer
+{
+ my $kernel = shift;
+ my $precision = shift;
+ my $type = "oil_type_$precision";
+ my $operator = shift;
+
+ print <<EOF
+static void
+${kernel}_${precision}_pointer (${type} *dest, ${type} *src1, ${type} *src2, int n)
+{
+ while (n) {
+ *dest = *src1 ${operator} *src2;
+ dest++;
+ src1++;
+ src2++;
+ n--;
+ }
+}
+OIL_DEFINE_IMPL (${kernel}_${precision}_pointer, ${kernel}_${precision});
+
+EOF
+;
+}
+
+sub binary_unroll2
+{
+ my $kernel = shift;
+ my $precision = shift;
+ my $type = "oil_type_$precision";
+ my $operator = shift;
+
+ print <<EOF
+static void
+${kernel}_${precision}_unroll2 (${type} *dest, ${type} *src1, ${type} *src2, int n)
+{
+ int i;
+
+ if (n & 1) {
+ dest[0] = src1[0] ${operator} src2[0];
+ dest++;
+ src1++;
+ src2++;
+ n--;
+ }
+ for(i=0;i<n;i+=2){
+ dest[i] = src1[i] ${operator} src2[i];
+ dest[i+1] = src1[i+1] ${operator} src2[i+1];
+ }
+}
+OIL_DEFINE_IMPL (${kernel}_${precision}_unroll2, ${kernel}_${precision});
+
+EOF
+;
+}
+
+sub binary_unroll4a
+{
+ my $kernel = shift;
+ my $precision = shift;
+ my $type = "oil_type_$precision";
+ my $operator = shift;
+
+ print <<EOF
+static void
+${kernel}_${precision}_unroll4a (${type} *dest, ${type} *src1, ${type} *src2, int n)
+{
+ int i;
+
+ while (n & 3) {
+ dest[0] = src1[0] ${operator} src2[0];
+ dest++;
+ src1++;
+ src2++;
+ n--;
+ }
+ for(i=0;i<n;i+=4){
+ dest[i] = src1[i] ${operator} src2[i];
+ dest[i+1] = src1[i+1] ${operator} src2[i+1];
+ dest[i+2] = src1[i+2] ${operator} src2[i+2];
+ dest[i+3] = src1[i+3] ${operator} src2[i+3];
+ }
+}
+OIL_DEFINE_IMPL (${kernel}_${precision}_unroll4a, ${kernel}_${precision});
+
+EOF
+;
+}
+
+sub binary_unroll4b
+{
+ my $kernel = shift;
+ my $precision = shift;
+ my $type = "oil_type_$precision";
+ my $operator = shift;
+
+ print <<EOF
+static void
+${kernel}_${precision}_unroll4b (${type} *dest, ${type} *src1, ${type} *src2, int n)
+{
+ int i;
+
+ for(i=0;i<(n&(~0x3));i+=4){
+ dest[i+0] = src1[i+0] ${operator} src2[i+0];
+ dest[i+1] = src1[i+1] ${operator} src2[i+1];
+ dest[i+2] = src1[i+2] ${operator} src2[i+2];
+ dest[i+3] = src1[i+3] ${operator} src2[i+3];
+ }
+ for(;i<n;i++){
+ dest[i] = src1[i] ${operator} src2[i];
+ }
+}
+OIL_DEFINE_IMPL (${kernel}_${precision}_unroll4b, ${kernel}_${precision});
+
+EOF
+;
+}
+
+sub binary_unroll4c
+{
+ my $kernel = shift;
+ my $precision = shift;
+ my $type = "oil_type_$precision";
+ my $operator = shift;
+
+ print <<EOF
+static void
+${kernel}_${precision}_unroll4c (${type} *dest, ${type} *src1, ${type} *src2, int n)
+{
+ int i;
+
+ for(i=0;i<(n&(~0x3));i+=4){
+ *dest++ = *src1++ ${operator} *src2++;
+ *dest++ = *src1++ ${operator} *src2++;
+ *dest++ = *src1++ ${operator} *src2++;
+ *dest++ = *src1++ ${operator} *src2++;
+ }
+ for(;i<n;i++){
+ *dest++ = *src1++ ${operator} *src2++;
+ }
+}
+OIL_DEFINE_IMPL (${kernel}_${precision}_unroll4c, ${kernel}_${precision});
+
+EOF
+;
+}
+
+my %binary_operators = (
+ "add" => "+",
+ "subtract" => "-",
+ "multiply" => "*",
+ "divide" => "/"
+);
+
+my @types = ( "f32", "f64" );
+
+while ( ($name, $op) = each %binary_operators ) {
+ foreach $prec (@types) {
+ binary_pointer($name, $prec, $op);
+ binary_unroll2($name, $prec, $op);
+ binary_unroll4a($name, $prec, $op);
+ binary_unroll4b($name, $prec, $op);
+ binary_unroll4c($name, $prec, $op);
+ }
+}
+
+exit 0;
+
+binary_pointer("subtract", "f32", "-");
+binary_unroll2("subtract", "f32", "-");
+binary_unroll4a("subtract", "f32", "-");
+binary_unroll4b("subtract", "f32", "-");
+binary_unroll4c("subtract", "f32", "-");
+
+binary_pointer("add", "f32", "+");
+binary_unroll2("add", "f32", "+");
+binary_unroll4a("add", "f32", "+");
+binary_unroll4b("add", "f32", "+");
+binary_unroll4c("add", "f32", "+");
+
+binary_pointer("multiply", "f32", "*");
+binary_unroll2("multiply", "f32", "*");
+binary_unroll4a("multiply", "f32", "*");
+binary_unroll4b("multiply", "f32", "*");
+binary_unroll4c("multiply", "f32", "*");
+
+binary_pointer("divide", "f32", "/");
+binary_unroll2("divide", "f32", "/");
+binary_unroll4a("divide", "f32", "/");
+binary_unroll4b("divide", "f32", "/");
+binary_unroll4c("divide", "f32", "/");
+
+binary_pointer("subtract", "f64", "-");
+binary_unroll2("subtract", "f64", "-");
+binary_unroll4a("subtract", "f64", "-");
+binary_unroll4b("subtract", "f64", "-");
+binary_unroll4c("subtract", "f64", "-");
+
+binary_pointer("add", "f64", "+");
+binary_unroll2("add", "f64", "+");
+binary_unroll4a("add", "f64", "+");
+binary_unroll4b("add", "f64", "+");
+binary_unroll4c("add", "f64", "+");
+
+binary_pointer("multiply", "f64", "*");
+binary_unroll2("multiply", "f64", "*");
+binary_unroll4a("multiply", "f64", "*");
+binary_unroll4b("multiply", "f64", "*");
+binary_unroll4c("multiply", "f64", "*");
+
+binary_pointer("divide", "f64", "/");
+binary_unroll2("divide", "f64", "/");
+binary_unroll4a("divide", "f64", "/");
+binary_unroll4b("divide", "f64", "/");
+binary_unroll4c("divide", "f64", "/");
+
+$blah = "
+static void
+subtract_f32_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = src1[i] - src2[i];
+ }
+}
+OIL_DEFINE_IMPL (subtract_f32_ref, subtract_f32);
+
+static void
+multiply_f32_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = src1[i] * src2[i];
+ }
+}
+OIL_DEFINE_IMPL (multiply_f32_ref, multiply_f32);
+
+static void
+divide_f32_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = src1[i] / src2[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (divide_f32_ref, divide_f32);
+
+static void
+minimum_f32_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = (src1[i] < src2[i]) ? src1[i] : src2[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (minimum_f32_ref, minimum_f32);
+
+static void
+maximum_f32_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = (src1[i] > src2[i]) ? src1[i] : src2[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (maximum_f32_ref, maximum_f32);
+
+static void
+negative_f32_ref (float *dest, float *src1, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = -src1[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (negative_f32_ref, negative_f32);
+
+static void
+inverse_f32_ref (float *dest, float *src1, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = 1.0/src1[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (inverse_f32_ref, inverse_f32);
+
+static void
+sign_f32_ref (float *dest, float *src1, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = (src1[i] < 0) ? -src1[i] : src1[i];
+ }
+}
+OIL_DEFINE_IMPL_REF (sign_f32_ref, sign_f32);
+
+static void
+floor_f32_ref (float *dest, float *src1, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = floor(src1[i]);
+ }
+}
+OIL_DEFINE_IMPL_REF (floor_f32_ref, floor_f32);
+
+
+
+static void
+scalaradd_f32_ns_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = src1[i] + src2[0];
+ }
+}
+OIL_DEFINE_IMPL_REF (scalaradd_f32_ns_ref, scalaradd_f32_ns);
+
+static void
+scalarmultiply_f32_ns_ref (float *dest, float *src1, float *src2, int n)
+{
+ int i;
+
+ for(i=0;i<n;i++){
+ dest[i] = src1[i] * src2[0];
+ }
+}
+OIL_DEFINE_IMPL_REF (scalarmultiply_f32_ns_ref, scalarmultiply_f32_ns);
+
+
+";