/*

 * LIBOIL - Library of Optimized Inner Loops

 * Copyright (c) 2004 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.

 */

#include <stdio.h>

#include <liboil/liboil.h>

#include <ctype.h>

#include <stdlib.h>

#include <string.h>

#include <liboil/liboilprototype.h>

void print_header (void);

void print_footer (void);

void add_pointer_mask (unsigned int mask);

unsigned int proto_masks[1000];

int n_for_mask[1000];

int n_proto_masks;

int main (int argc, char *argv[])

{

  OilFunctionClass *klass;

  OilPrototype *proto;

  int i;

  int j;

  int n;

  unsigned int pointer_mask;

  oil_init_no_optimize ();

  print_header ();

  n = oil_class_get_n_classes ();

  for (i=0;i<n; i++ ){

    klass = oil_class_get_by_index (i);

    if(klass->prototype) {

      proto = oil_prototype_from_string (klass->prototype);

      if (proto) {

        pointer_mask = 1;

        for (j=0;j<proto->n_params;j++){

          pointer_mask <<= 1;

          if (proto->params[j].is_pointer) pointer_mask |= 1;

        }

        add_pointer_mask (pointer_mask);

        oil_prototype_free (proto);

      } else {

        printf("/* ERROR: could not parse %s(%s) */\n", klass->name, klass->prototype);

      }

    }

  }

  for(i=0;i<n_proto_masks;i++){

    unsigned int bit;

    unsigned int hibit;

    pointer_mask = proto_masks[i];

    for(hibit=1;hibit<=pointer_mask;hibit<<=1);

    hibit>>=2;

    printf("    case 0x%04x:\n", pointer_mask);

    printf("      oil_profile_start (prof);\n");

    printf("      ((void (*)(");

    if(hibit == 0) {

      printf("void");

    } else {

      for(bit=hibit;bit;bit >>= 1) {

        if (pointer_mask & bit) {

          printf("void *");

        } else {

          printf("int");

        }

        if (bit > 1) {

          printf(",");

        }

      }

    }

    printf("))func)\n");

    printf("        (");

    j=0;

    for(bit=hibit;bit;bit >>= 1) {

      if (pointer_mask & bit) {

        printf("(void *)args[%d]", j);

      } else {

        printf("(int)args[%d]", j);

      }

      if (bit > 1) {

        printf(",");

      }

      j++;

    }

    printf(");\n");

    printf("      oil_profile_stop (prof);\n");

    printf("      break;\n");

  }

  print_footer ();

  return 0;

}

void

add_pointer_mask (unsigned int mask)

{

  int i;

  for(i=0;i<n_proto_masks;i++){

    if (proto_masks[i] == mask) {

      n_for_mask[i]++;

      return;

    }

  }

  proto_masks[n_proto_masks] = mask;

  n_for_mask[n_proto_masks]++;

  n_proto_masks++;

}

void print_header (void)

{

  printf ("/*\n");

  printf (" * LIBOIL - Library of Optimized Inner Loops\n");

  printf (" * Copyright (c) 2004 David A. Schleef <ds@schleef.org>\n");

  printf (" * All rights reserved.\n");

  printf (" *\n");

  printf (" * Redistribution and use in source and binary forms, with or without\n");

  printf (" * modification, are permitted provided that the following conditions\n");

  printf (" * are met:\n");

  printf (" * 1. Redistributions of source code must retain the above copyright\n");

  printf (" *    notice, this list of conditions and the following disclaimer.\n");

  printf (" * 2. Redistributions in binary form must reproduce the above copyright\n");

  printf (" *    notice, this list of conditions and the following disclaimer in the\n");

  printf (" *    documentation and/or other materials provided with the distribution.\n");

  printf (" * \n");

  printf (" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR\n");

  printf (" * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n");

  printf (" * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n");

  printf (" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,\n");

  printf (" * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n");

  printf (" * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\n");

  printf (" * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n");

  printf (" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,\n");

  printf (" * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING\n");

  printf (" * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\n");

  printf (" * POSSIBILITY OF SUCH DAMAGE.\n");

  printf (" */\n");

  printf ("\n");

  printf ("/* This file is automatically generated.  Do not edit. */\n");

  printf ("\n");

  printf ("#ifdef HAVE_CONFIG_H\n");

  printf ("#include <config.h>\n");

  printf ("#endif\n");

  printf ("\n");

  printf ("#include <liboil/liboiltest.h>\n");

  printf ("#include <liboil/liboildebug.h>\n");

  printf ("#include <liboil/liboilprofile.h>\n");

  printf ("\n");

  printf ("void\n");

  printf ("_oil_test_marshal_function (void *func, unsigned long *args, int n_args,\n");

  printf ("    unsigned int pointer_mask, OilProfile *prof)\n");

  printf ("{\n");

  printf ("  switch (pointer_mask) {\n");

}

void print_footer (void)

{

  printf ("    default:\n");

  printf ("      OIL_ERROR (\"unhandled marshal case\");\n");

  printf ("  }\n");

  printf ("}\n");

  printf ("\n");

}