sl@0: #!/usr/bin/perl
sl@0: #
sl@0: 
sl@0: 
sl@0: 
sl@0: print <<EOF
sl@0: /* This file is autogenerated.  Do not edit. */
sl@0: /*
sl@0:  * LIBOIL - Library of Optimized Inner Loops
sl@0:  * Copyright (c) 2005 David A. Schleef <ds\@schleef.org>
sl@0:  * All rights reserved.
sl@0:  *
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  * 1. Redistributions of source code must retain the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer.
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in the
sl@0:  *    documentation and/or other materials provided with the distribution.
sl@0:  * 
sl@0:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
sl@0:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
sl@0:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
sl@0:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
sl@0:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
sl@0:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
sl@0:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
sl@0:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
sl@0:  * POSSIBILITY OF SUCH DAMAGE.
sl@0:  */
sl@0: 
sl@0: #ifdef HAVE_CONFIG_H
sl@0: #include "config.h"
sl@0: #endif
sl@0: 
sl@0: #include <math.h>
sl@0: 
sl@0: #include <liboil/liboil.h>
sl@0: #include <liboil/liboilclasses.h>
sl@0: 
sl@0: EOF
sl@0: ;
sl@0: 
sl@0: 
sl@0: sub clamp_pointer
sl@0: {
sl@0: 	my $kernel = shift;
sl@0: 	my $type = shift;
sl@0: 	my $low = 1;
sl@0: 	my $high = 1;
sl@0: 
sl@0: 	($kernel eq "clamphigh") and $low = 0;
sl@0: 	($kernel eq "clamplow") and $high = 0;
sl@0: 
sl@0: 	print <<EOF
sl@0: static void
sl@0: ${kernel}_${type}_pointer (oil_type_${type} *dest, oil_type_${type} *src1,
sl@0:     int n
sl@0: EOF
sl@0: ;
sl@0: 
sl@0: 	$low && print ("    , oil_type_${type} *low\n");
sl@0: 	$high && print ("    , oil_type_${type} *high\n");
sl@0: 
sl@0: 	print <<EOF
sl@0:     )
sl@0: {
sl@0:   while (n) {
sl@0:     oil_type_${type} x = *src1;
sl@0: EOF
sl@0: ;
sl@0: 	($low) and print ("    if (x < *low) x = *low;\n");
sl@0: 	($high) and print ("    if (x > *high) x = *high;\n");
sl@0: 
sl@0: 	print <<EOF
sl@0:     *dest = x;
sl@0:     dest++;
sl@0:     src1++;
sl@0:     n--;
sl@0:   }
sl@0: }
sl@0: OIL_DEFINE_IMPL (${kernel}_${type}_pointer, ${kernel}_${type});
sl@0: 
sl@0: EOF
sl@0: ;
sl@0: }
sl@0: 
sl@0: sub clamp_unroll4
sl@0: {
sl@0: 	my $kernel = shift;
sl@0: 	my $type = shift;
sl@0: 	my $low = 1;
sl@0: 	my $high = 1;
sl@0: 
sl@0: 	($kernel eq "clamphigh") and $low = 0;
sl@0: 	($kernel eq "clamplow") and $high = 0;
sl@0: 
sl@0: 	$proto = "";
sl@0: 	$low and $proto .= ", oil_type_${type} *low";
sl@0: 	$high and $proto .= ", oil_type_${type} *high";
sl@0: 
sl@0: 	$clamp = "";
sl@0: 	$low and $clamp .= "    if (x < *low) x = *low;\n";
sl@0: 	$high and $clamp .= "    if (x > *high) x = *high;\n";
sl@0: 
sl@0: 	print <<EOF
sl@0: static void
sl@0: ${kernel}_${type}_unroll4 (oil_type_${type} *dest, oil_type_${type} *src,
sl@0:     int n $proto)
sl@0: {
sl@0:   oil_type_${type} x;
sl@0:   while (n&3) {
sl@0:     x = *src;
sl@0: $clamp
sl@0:     *dest = x;
sl@0:     dest++;
sl@0:     src++;
sl@0:     n--;
sl@0:   }
sl@0:   n >>= 2;
sl@0:   while (n) {
sl@0:     x = src[0];
sl@0: $clamp
sl@0:     dest[0] = x;
sl@0:     x = src[1];
sl@0: $clamp
sl@0:     dest[1] = x;
sl@0:     x = src[2];
sl@0: $clamp
sl@0:     dest[2] = x;
sl@0:     x = src[3];
sl@0: $clamp
sl@0:     dest[3] = x;
sl@0:     dest+=4;
sl@0:     src+=4;
sl@0:     n--;
sl@0:   }
sl@0: }
sl@0: OIL_DEFINE_IMPL (${kernel}_${type}_unroll4, ${kernel}_${type});
sl@0: 
sl@0: EOF
sl@0: ;
sl@0: }
sl@0: 
sl@0: sub clamp_trick
sl@0: {
sl@0: 	my $kernel = shift;
sl@0: 	my $type = shift;
sl@0: 	my $low = 1;
sl@0: 	my $high = 1;
sl@0: 
sl@0: 	($kernel eq "clamphigh") and $low = 0;
sl@0: 	($kernel eq "clamplow") and $high = 0;
sl@0: 
sl@0: 	$proto = "";
sl@0: 	$low and $proto .= ", oil_type_${type} *low";
sl@0: 	$high and $proto .= ", oil_type_${type} *high";
sl@0: 
sl@0: 	$clamp = "";
sl@0: 	$low and $clamp .= "    x = x - (((x-*low)>>31)&(x-*low));\n";
sl@0: 	$high and $clamp .= "    x = x + (((*high-x)>>31)&(*high-x));\n";
sl@0: 
sl@0: 	print <<EOF
sl@0: static void
sl@0: ${kernel}_${type}_trick (oil_type_${type} *dest, oil_type_${type} *src,
sl@0:     int n $proto)
sl@0: {
sl@0:   int x;
sl@0:   while (n&3) {
sl@0:     x = *src;
sl@0: $clamp
sl@0:     *dest = x;
sl@0:     dest++;
sl@0:     src++;
sl@0:     n--;
sl@0:   }
sl@0:   n >>= 2;
sl@0:   while (n) {
sl@0:     x = src[0];
sl@0: $clamp
sl@0:     dest[0] = x;
sl@0:     x = src[1];
sl@0: $clamp
sl@0:     dest[1] = x;
sl@0:     x = src[2];
sl@0: $clamp
sl@0:     dest[2] = x;
sl@0:     x = src[3];
sl@0: $clamp
sl@0:     dest[3] = x;
sl@0:     dest+=4;
sl@0:     src+=4;
sl@0:     n--;
sl@0:   }
sl@0: }
sl@0: OIL_DEFINE_IMPL (${kernel}_${type}_trick, ${kernel}_${type});
sl@0: 
sl@0: EOF
sl@0: ;
sl@0: }
sl@0: 
sl@0: 
sl@0: clamp_pointer("clamp", "s8");
sl@0: clamp_pointer("clamp", "u8");
sl@0: clamp_pointer("clamp", "s16");
sl@0: clamp_pointer("clamp", "u16");
sl@0: clamp_pointer("clamp", "s32");
sl@0: clamp_pointer("clamp", "u32");
sl@0: 
sl@0: clamp_unroll4("clamp", "s8");
sl@0: clamp_unroll4("clamp", "u8");
sl@0: clamp_unroll4("clamp", "s16");
sl@0: clamp_unroll4("clamp", "u16");
sl@0: clamp_unroll4("clamp", "s32");
sl@0: clamp_unroll4("clamp", "u32");
sl@0: 
sl@0: clamp_trick("clamp", "s8");
sl@0: clamp_trick("clamp", "u8");
sl@0: clamp_trick("clamp", "s16");
sl@0: clamp_trick("clamp", "u16");
sl@0: 
sl@0: clamp_pointer("clamphigh", "s8");
sl@0: clamp_pointer("clamphigh", "u8");
sl@0: clamp_pointer("clamphigh", "s16");
sl@0: clamp_pointer("clamphigh", "u16");
sl@0: clamp_pointer("clamphigh", "s32");
sl@0: clamp_pointer("clamphigh", "u32");
sl@0: 
sl@0: clamp_unroll4("clamphigh", "s8");
sl@0: clamp_unroll4("clamphigh", "u8");
sl@0: clamp_unroll4("clamphigh", "s16");
sl@0: clamp_unroll4("clamphigh", "u16");
sl@0: clamp_unroll4("clamphigh", "s32");
sl@0: clamp_unroll4("clamphigh", "u32");
sl@0: 
sl@0: clamp_trick("clamphigh", "s8");
sl@0: clamp_trick("clamphigh", "u8");
sl@0: clamp_trick("clamphigh", "s16");
sl@0: clamp_trick("clamphigh", "u16");
sl@0: 
sl@0: clamp_pointer("clamplow", "s8");
sl@0: clamp_pointer("clamplow", "u8");
sl@0: clamp_pointer("clamplow", "s16");
sl@0: clamp_pointer("clamplow", "u16");
sl@0: clamp_pointer("clamplow", "s32");
sl@0: clamp_pointer("clamplow", "u32");
sl@0: 
sl@0: clamp_unroll4("clamplow", "s8");
sl@0: clamp_unroll4("clamplow", "u8");
sl@0: clamp_unroll4("clamplow", "s16");
sl@0: clamp_unroll4("clamplow", "u16");
sl@0: clamp_unroll4("clamplow", "s32");
sl@0: clamp_unroll4("clamplow", "u32");
sl@0: 
sl@0: clamp_trick("clamplow", "s8");
sl@0: clamp_trick("clamplow", "u8");
sl@0: clamp_trick("clamplow", "s16");
sl@0: clamp_trick("clamplow", "u16");
sl@0: 
sl@0: exit 0;
sl@0: