xref: /aosp_15_r20/external/mesa3d/src/mapi/entry.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
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 <[email protected]>
26  */
27 
28 #include <stdlib.h>
29 #include <stdint.h>
30 
31 #include "entry.h"
32 #include "u_current.h"
33 #include "util/u_endian.h"
34 #include "util/u_thread.h"
35 
36 #define _U_STRINGIFY(x) #x
37 #define U_STRINGIFY(x) _U_STRINGIFY(x)
38 
39 /* REALLY_INITIAL_EXEC implies __GLIBC__ */
40 #if defined(USE_X86_ASM) && defined(REALLY_INITIAL_EXEC)
41 #include "entry_x86_tls.h"
42 #elif defined(USE_X86_64_ASM) && defined(REALLY_INITIAL_EXEC)
43 #include "entry_x86-64_tls.h"
44 #elif defined(USE_PPC64LE_ASM) && UTIL_ARCH_LITTLE_ENDIAN && defined(REALLY_INITIAL_EXEC)
45 #include "entry_ppc64le_tls.h"
46 #else
47 
48 static inline const struct _glapi_table *
entry_current_get(void)49 entry_current_get(void)
50 {
51    return GET_DISPATCH();
52 }
53 
54 /* C version of the public entries */
55 #define MAPI_TMP_DEFINES
56 #define MAPI_TMP_PUBLIC_DECLARES
57 #define MAPI_TMP_PUBLIC_ENTRIES
58 #include "mapi_tmp.h"
59 
60 #ifndef MAPI_MODE_BRIDGE
61 
62 void
entry_patch_public(void)63 entry_patch_public(void)
64 {
65 }
66 
67 mapi_func
entry_get_public(int slot)68 entry_get_public(int slot)
69 {
70    /* pubic_entries are defined by MAPI_TMP_PUBLIC_ENTRIES */
71    return public_entries[slot];
72 }
73 
74 #endif /* MAPI_MODE_BRIDGE */
75 
76 #if defined(_WIN32) && defined(_WINDOWS_)
77 #error "Should not include <windows.h> here"
78 #endif
79 
80 #endif /* asm */
81