1 /*

     2  * LIBOIL - Library of Optimized Inner Loops

     3  * Copyright (c) 2004 David A. Schleef <ds@schleef.org>

     4  * All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer.

    11  * 2. Redistributions in binary form must reproduce the above copyright

    12  *    notice, this list of conditions and the following disclaimer in the

    13  *    documentation and/or other materials provided with the distribution.

    14  * 

    15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

    16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

    19  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

    21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

    23  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

    24  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    25  * POSSIBILITY OF SUCH DAMAGE.

    26  */

    27 

    28 

    29 #include <stdio.h>

    30 #include <liboil/liboil.h>

    31 #include <ctype.h>

    32 #include <stdlib.h>

    33 #include <string.h>

    34 

    35 #include <liboil/liboilprototype.h>

    36 

    37 void print_header (void);

    38 void print_footer (void);

    39 void add_pointer_mask (unsigned int mask);

    40 

    41 unsigned int proto_masks[1000];

    42 int n_for_mask[1000];

    43 int n_proto_masks;

    44 

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

    46 {

    47   OilFunctionClass *klass;

    48   OilPrototype *proto;

    49   int i;

    50   int j;

    51   int n;

    52   unsigned int pointer_mask;

    53 

    54   oil_init_no_optimize ();

    55 

    56   print_header ();

    57 

    58   n = oil_class_get_n_classes ();

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

    60     klass = oil_class_get_by_index (i);

    61 

    62     if(klass->prototype) {

    63       proto = oil_prototype_from_string (klass->prototype);

    64       if (proto) {

    65         pointer_mask = 1;

    66 

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

    68           pointer_mask <<= 1;

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

    70         }

    71 

    72         add_pointer_mask (pointer_mask);

    73 

    74         oil_prototype_free (proto);

    75       } else {

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

    77       }

    78     }

    79   }

    80 

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

    82     unsigned int bit;

    83     unsigned int hibit;

    84 

    85     pointer_mask = proto_masks[i];

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

    87     hibit>>=2;

    88 

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

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

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

    92     if(hibit == 0) {

    93       printf("void");

    94     } else {

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

    96         if (pointer_mask & bit) {

    97           printf("void *");

    98         } else {

    99           printf("int");

   100         }

   101         if (bit > 1) {

   102           printf(",");

   103         }

   104       }

   105     }

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

   107     printf("        (");

   108     j=0;

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

   110       if (pointer_mask & bit) {

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

   112       } else {

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

   114       }

   115       if (bit > 1) {

   116         printf(",");

   117       }

   118       j++;

   119     }

   120     printf(");\n");

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

   122     printf("      break;\n");

   123   }

   124 

   125   print_footer ();

   126 

   127   return 0;

   128 }

   129 

   130 void

   131 add_pointer_mask (unsigned int mask)

   132 {

   133   int i;

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

   135     if (proto_masks[i] == mask) {

   136       n_for_mask[i]++;

   137       return;

   138     }

   139   }

   140   proto_masks[n_proto_masks] = mask;

   141   n_for_mask[n_proto_masks]++;

   142   n_proto_masks++;

   143 }

   144 

   145 void print_header (void)

   146 {

   147   printf ("/*\n");

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

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

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

   151   printf (" *\n");

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

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

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

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

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

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

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

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

   160   printf (" * \n");

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

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

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

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

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

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

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

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

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

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

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

   172   printf (" */\n");

   173   printf ("\n");

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

   175   printf ("\n");

   176   printf ("#ifdef HAVE_CONFIG_H\n");

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

   178   printf ("#endif\n");

   179   printf ("\n");

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

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

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

   183   printf ("\n");

   184   printf ("void\n");

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

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

   187   printf ("{\n");

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

   189 }

   190 

   191 void print_footer (void)

   192 {

   193   printf ("    default:\n");

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

   195   printf ("  }\n");

   196   printf ("}\n");

   197   printf ("\n");

   198 }

   199