diff options
author | Chia-I Wu <olv@lunarg.com> | 2010-04-23 16:06:26 +0800 |
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committer | Chia-I Wu <olv@lunarg.com> | 2010-05-07 10:41:11 +0800 |
commit | a73c6540d9a7f6e26d8568ba2fc522cb865f0a6c (patch) | |
tree | edeb695b6ed24d3cb0016fbabadea48931de779f /src/mapi/mapi/u_current.h | |
parent | 296adbd545b8efd38c9ed508166b2de2764a444b (diff) |
mapi: Add mapi and share the code with glapi.
Specifically, move all or most of
glapi/glapi.c to mapi/u_current.c,
glapi/glapi_execmem.c to mapi/u_execmem.c,
glapi/glthread.[ch] to mapi/u_thread.[ch]
and remove their dependencies on core Mesa headers.
Diffstat (limited to 'src/mapi/mapi/u_current.h')
-rw-r--r-- | src/mapi/mapi/u_current.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/mapi/mapi/u_current.h b/src/mapi/mapi/u_current.h new file mode 100644 index 0000000000..a6256f5b51 --- /dev/null +++ b/src/mapi/mapi/u_current.h @@ -0,0 +1,93 @@ +#ifndef _U_CURRENT_H_ +#define _U_CURRENT_H_ + +#include "u_compiler.h" + +#ifdef MAPI_GLAPI_CURRENT +#define GLAPI_EXPORT PUBLIC +#else +#define GLAPI_EXPORT +#endif + +/* + * Unlike other utility functions, we need to keep the old names (_glapi_*) for + * ABI compatibility. The desired functions are wrappers to the old ones. + */ + +struct _glapi_table; + +#ifdef GLX_USE_TLS + +GLAPI_EXPORT extern __thread struct _glapi_table *_glapi_tls_Dispatch + __attribute__((tls_model("initial-exec"))); + +GLAPI_EXPORT extern __thread void *_glapi_tls_Context + __attribute__((tls_model("initial-exec"))); + +GLAPI_EXPORT extern const struct _glapi_table *_glapi_Dispatch; +GLAPI_EXPORT extern const void *_glapi_Context; + +#else /* GLX_USE_TLS */ + +GLAPI_EXPORT extern struct _glapi_table *_glapi_Dispatch; +GLAPI_EXPORT extern void *_glapi_Context; + +#endif /* GLX_USE_TLS */ + +GLAPI_EXPORT void +_glapi_check_multithread(void); + +GLAPI_EXPORT void +_glapi_set_context(void *context); + +GLAPI_EXPORT void * +_glapi_get_context(void); + +GLAPI_EXPORT void +_glapi_set_dispatch(struct _glapi_table *dispatch); + +GLAPI_EXPORT struct _glapi_table * +_glapi_get_dispatch(void); + +void +_glapi_destroy_multithread(void); + + +struct mapi_table; + +static INLINE void +u_current_set(const struct mapi_table *tbl) +{ + _glapi_check_multithread(); + _glapi_set_dispatch((struct _glapi_table *) tbl); +} + +static INLINE const struct mapi_table * +u_current_get(void) +{ +#ifdef GLX_USE_TLS + return (const struct mapi_table *) _glapi_tls_Dispatch; +#else + return (const struct mapi_table *) (likely(_glapi_Dispatch) ? + _glapi_Dispatch : _glapi_get_dispatch()); +#endif +} + +static INLINE void +u_current_set_user(void *ptr) +{ + _glapi_check_multithread(); + _glapi_set_context(ptr); +} + +static INLINE void * +u_current_get_user(void) +{ +#ifdef GLX_USE_TLS + return _glapi_tls_Context; +#else + return likely(_glapi_Context) ? _glapi_Context : _glapi_get_context(); +#endif +} + +#endif /* GLX_USE_TLS */ |