src/mapi/entry.c

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2010 LunarG Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Chia-I Wu <olv@lunarg.com>
  26  */
  27
  28 #include "entry.h"
  29 #include "u_current.h"
  30 #include "u_macros.h"
  31
  32 /* define macros for use by assembly dispatchers */
  33 #define ENTRY_CURRENT_TABLE U_STRINGIFY(u_current_table)
  34
  35 /* in bridge mode, mapi is a user of glapi */
  36 #ifdef MAPI_MODE_BRIDGE
  37 #define ENTRY_CURRENT_TABLE_GET "_glapi_get_dispatch"
  38 #else
  39 #define ENTRY_CURRENT_TABLE_GET U_STRINGIFY(u_current_get_internal)
  40 #endif
  41
  42 #if defined(USE_X86_ASM) && defined(__GNUC__)
  43 #   ifdef GLX_USE_TLS
  44 #      include "entry_x86_tls.h"
  45 #   else
  46 #      include "entry_x86_tsd.h"
  47 #   endif
  48 #elif defined(USE_X86_64_ASM) && defined(__GNUC__) && defined(GLX_USE_TLS)
  49 #   include "entry_x86-64_tls.h"
  50 #else
  51
  52 #include <stdlib.h>
  53
  54 static INLINE const struct mapi_table *
  55 entry_current_get(void)
  56 {
  57 #ifdef MAPI_MODE_BRIDGE
  58    return GET_DISPATCH();
  59 #else
  60    return u_current_get();
  61 #endif
  62 }
  63
  64 /* C version of the public entries */
  65 #define MAPI_TMP_DEFINES
  66 #define MAPI_TMP_PUBLIC_DECLARES
  67 #define MAPI_TMP_PUBLIC_ENTRIES
  68 #include "mapi_tmp.h"
  69
  70 #ifndef MAPI_MODE_BRIDGE
  71
  72 void
  73 entry_patch_public(void)
  74 {
  75 }
  76
  77 mapi_func
  78 entry_get_public(int slot)
  79 {
  80    /* pubic_entries are defined by MAPI_TMP_PUBLIC_ENTRIES */
  81    return public_entries[slot];
  82 }
  83
  84 mapi_func
  85 entry_generate(int slot)
  86 {
  87    return NULL;
  88 }
  89
  90 void
  91 entry_patch(mapi_func entry, int slot)
  92 {
  93 }
  94
  95 #endif /* MAPI_MODE_BRIDGE */
  96
  97 #endif /* asm */