[Mesa-dev] [PATCH 02/11] mesa/glthread: remove HAVE_PTHREAD guards

Marek Olšák maraeo at gmail.com
Thu Jun 22 01:02:57 UTC 2017


From: Marek Olšák <marek.olsak at amd.com>

we are switching to util_queue.
---
 src/mapi/glapi/gen/gl_marshal.py |  5 +----
 src/mesa/main/glthread.c         |  4 ----
 src/mesa/main/glthread.h         | 30 ------------------------------
 src/mesa/main/marshal.c          |  4 ----
 src/mesa/main/marshal.h          | 27 ---------------------------
 5 files changed, 1 insertion(+), 69 deletions(-)

diff --git a/src/mapi/glapi/gen/gl_marshal.py b/src/mapi/glapi/gen/gl_marshal.py
index f52b9b7..062afe5 100644
--- a/src/mapi/glapi/gen/gl_marshal.py
+++ b/src/mapi/glapi/gen/gl_marshal.py
@@ -59,34 +59,31 @@ def indent(delta = 3):
 class PrintCode(gl_XML.gl_print_base):
     def __init__(self):
         super(PrintCode, self).__init__()
 
         self.name = 'gl_marshal.py'
         self.license = license.bsd_license_template % (
             'Copyright (C) 2012 Intel Corporation', 'INTEL CORPORATION')
 
     def printRealHeader(self):
         print header
-        print '#ifdef HAVE_PTHREAD'
-        print
         print 'static inline int safe_mul(int a, int b)'
         print '{'
         print '    if (a < 0 || b < 0) return -1;'
         print '    if (a == 0 || b == 0) return 0;'
         print '    if (a > INT_MAX / b) return -1;'
         print '    return a * b;'
         print '}'
         print
 
     def printRealFooter(self):
-        print
-        print '#endif'
+        pass
 
     def print_sync_call(self, func):
         call = 'CALL_{0}(ctx->CurrentServerDispatch, ({1}))'.format(
             func.name, func.get_called_parameter_string())
         if func.return_type == 'void':
             out('{0};'.format(call))
         else:
             out('return {0};'.format(call))
 
     def print_sync_dispatch(self, func):
diff --git a/src/mesa/main/glthread.c b/src/mesa/main/glthread.c
index 455b829..e90709c 100644
--- a/src/mesa/main/glthread.c
+++ b/src/mesa/main/glthread.c
@@ -31,22 +31,20 @@
  * quickly logs the GL commands to a buffer to be processed by a worker
  * thread.
  */
 
 #include "main/mtypes.h"
 #include "main/glthread.h"
 #include "main/marshal.h"
 #include "main/marshal_generated.h"
 #include "util/u_thread.h"
 
-#ifdef HAVE_PTHREAD
-
 static void
 glthread_allocate_batch(struct gl_context *ctx)
 {
    struct glthread_state *glthread = ctx->GLThread;
 
    /* TODO: handle memory allocation failure. */
    glthread->batch = malloc(sizeof(*glthread->batch));
    if (!glthread->batch)
       return;
    memset(glthread->batch, 0, offsetof(struct glthread_batch, buffer));
@@ -277,12 +275,10 @@ _mesa_glthread_finish(struct gl_context *ctx)
          _glapi_set_dispatch(dispatch);
       }
    } else {
       _mesa_glthread_flush_batch_locked(ctx);
       while (glthread->batch_queue || glthread->busy)
          pthread_cond_wait(&glthread->work_done, &glthread->mutex);
    }
 
    pthread_mutex_unlock(&glthread->mutex);
 }
-
-#endif
diff --git a/src/mesa/main/glthread.h b/src/mesa/main/glthread.h
index 50c1db2..07bed38 100644
--- a/src/mesa/main/glthread.h
+++ b/src/mesa/main/glthread.h
@@ -22,22 +22,20 @@
  */
 
 #ifndef _GLTHREAD_H
 #define _GLTHREAD_H
 
 #include "main/mtypes.h"
 
 /* Command size is a number of bytes stored in a short. */
 #define MARSHAL_MAX_CMD_SIZE 65535
 
-#ifdef HAVE_PTHREAD
-
 #include <inttypes.h>
 #include <stdbool.h>
 #include <pthread.h>
 
 enum marshal_dispatch_cmd_id;
 
 struct glthread_state
 {
    /** The worker thread that asynchronously processes our GL commands. */
    pthread_t thread;
@@ -117,39 +115,11 @@ struct glthread_batch
    uint8_t buffer[MARSHAL_MAX_CMD_SIZE];
 };
 
 void _mesa_glthread_init(struct gl_context *ctx);
 void _mesa_glthread_destroy(struct gl_context *ctx);
 
 void _mesa_glthread_restore_dispatch(struct gl_context *ctx);
 void _mesa_glthread_flush_batch(struct gl_context *ctx);
 void _mesa_glthread_finish(struct gl_context *ctx);
 
-#else /* HAVE_PTHREAD */
-
-static inline void
-_mesa_glthread_init(struct gl_context *ctx)
-{
-}
-
-static inline void
-_mesa_glthread_destroy(struct gl_context *ctx)
-{
-}
-
-static inline void
-_mesa_glthread_finish(struct gl_context *ctx)
-{
-}
-
-static inline void
-_mesa_glthread_restore_dispatch(struct gl_context *ctx)
-{
-}
-
-static inline void
-_mesa_glthread_flush_batch(struct gl_context *ctx)
-{
-}
-
-#endif /* !HAVE_PTHREAD */
 #endif /* _GLTHREAD_H*/
diff --git a/src/mesa/main/marshal.c b/src/mesa/main/marshal.c
index ae4efb5..4840f32 100644
--- a/src/mesa/main/marshal.c
+++ b/src/mesa/main/marshal.c
@@ -26,22 +26,20 @@
  * Custom functions for marshalling GL calls from the main thread to a worker
  * thread when automatic code generation isn't appropriate.
  */
 
 #include "main/enums.h"
 #include "main/macros.h"
 #include "marshal.h"
 #include "dispatch.h"
 #include "marshal_generated.h"
 
-#ifdef HAVE_PTHREAD
-
 struct marshal_cmd_Flush
 {
    struct marshal_cmd_base cmd_base;
 };
 
 
 void
 _mesa_unmarshal_Flush(struct gl_context *ctx,
                       const struct marshal_cmd_Flush *cmd)
 {
@@ -474,12 +472,10 @@ _mesa_marshal_ClearBufferfv(GLenum buffer, GLint drawbuffer,
          *variable_data = *value;
 
       _mesa_post_marshal_hook(ctx);
    } else {
       debug_print_sync("ClearBufferfv");
       _mesa_glthread_finish(ctx);
       CALL_ClearBufferfv(ctx->CurrentServerDispatch,
                          (buffer, drawbuffer, value));
    }
 }
-
-#endif
diff --git a/src/mesa/main/marshal.h b/src/mesa/main/marshal.h
index 4842d27..e9ecaf9 100644
--- a/src/mesa/main/marshal.h
+++ b/src/mesa/main/marshal.h
@@ -40,22 +40,20 @@ struct marshal_cmd_base
     * Type of command.  See enum marshal_dispatch_cmd_id.
     */
    uint16_t cmd_id;
 
    /**
     * Size of command, in multiples of 4 bytes, including cmd_base.
     */
    uint16_t cmd_size;
 };
 
-#ifdef HAVE_PTHREAD
-
 static inline void *
 _mesa_glthread_allocate_command(struct gl_context *ctx,
                                 uint16_t cmd_id,
                                 size_t size)
 {
    struct glthread_state *glthread = ctx->GLThread;
    struct marshal_cmd_base *cmd_base;
    const size_t aligned_size = ALIGN(size, 8);
 
    if (unlikely(glthread->batch->used + size > MARSHAL_MAX_CMD_SIZE))
@@ -87,45 +85,20 @@ _mesa_glthread_is_non_vbo_vertex_attrib_pointer(const struct gl_context *ctx)
  * calls (deprecated and removed in GL core), we just disable threading.
  */
 static inline bool
 _mesa_glthread_is_non_vbo_draw_elements(const struct gl_context *ctx)
 {
    struct glthread_state *glthread = ctx->GLThread;
 
    return ctx->API != API_OPENGL_CORE && !glthread->element_array_is_vbo;
 }
 
-#else
-
-/* FIXME: dummy functions for non PTHREAD platforms */
-static inline void *
-_mesa_glthread_allocate_command(struct gl_context *ctx,
-                                uint16_t cmd_id,
-                                size_t size)
-{
-   return NULL;
-}
-
-static inline bool
-_mesa_glthread_is_non_vbo_vertex_attrib_pointer(const struct gl_context *ctx)
-{
-   return false;
-}
-
-static inline bool
-_mesa_glthread_is_non_vbo_draw_elements(const struct gl_context *ctx)
-{
-   return false;
-}
-
-#endif
-
 #define DEBUG_MARSHAL_PRINT_CALLS 0
 
 /**
  * This is printed when we have fallen back to a sync. This can happen when
  * MARSHAL_MAX_CMD_SIZE is exceeded.
  */
 static inline void
 debug_print_sync_fallback(const char *func)
 {
 #if DEBUG_MARSHAL_PRINT_CALLS
-- 
2.7.4



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