Merge remote-tracking branch 'origin/released'

Conflicts:
	xorg-server/dix/devices.c

8 files changed, 138 insertions, 9 deletions

diff --git a/mesalib/src/mesa/main/dd.h b/mesalib/src/mesa/main/dd.h
index 687a38f44..c8a765f47 100644
--- a/mesalib/src/mesa/main/dd.h
+++ b/mesalib/src/mesa/main/dd.h
@@ -820,6 +820,12 @@ struct dd_function_table {
                                                   GLuint name);
    void (*DeleteSamplerObject)(struct gl_context *ctx,
                                struct gl_sampler_object *samp);
+
+   /**
+    * \name Return a timestamp in nanoseconds as defined by GL_ARB_timer_query.
+    * This should be equivalent to glGetInteger64v(GL_TIMESTAMP);
+    */
+   uint64_t (*GetTimestamp)(struct gl_context *ctx);
 };
 
 
diff --git a/mesalib/src/mesa/main/dlist.c b/mesalib/src/mesa/main/dlist.c
index a0d84cfdc..a827d132d 100644
--- a/mesalib/src/mesa/main/dlist.c
+++ b/mesalib/src/mesa/main/dlist.c
@@ -469,6 +469,9 @@ typedef enum
    OPCODE_BEGIN_CONDITIONAL_RENDER,
    OPCODE_END_CONDITIONAL_RENDER,
 
+   /* ARB_timer_query */
+   OPCODE_QUERY_COUNTER,
+
    /* The following three are meta instructions */
    OPCODE_ERROR,                /* raise compiled-in error */
    OPCODE_CONTINUE,
@@ -5351,6 +5354,23 @@ save_EndQueryARB(GLenum target)
    }
 }
 
+
+static void GLAPIENTRY
+save_QueryCounter(GLuint id, GLenum target)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   Node *n;
+   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+   n = alloc_instruction(ctx, OPCODE_QUERY_COUNTER, 2);
+   if (n) {
+      n[1].ui = id;
+      n[2].e = target;
+   }
+   if (ctx->ExecuteFlag) {
+      CALL_QueryCounter(ctx->Exec, (id, target));
+   }
+}
+
 #endif /* FEATURE_queryobj */
 
 
@@ -8345,6 +8365,9 @@ execute_list(struct gl_context *ctx, GLuint list)
          case OPCODE_END_QUERY_ARB:
             CALL_EndQueryARB(ctx->Exec, (n[1].e));
             break;
+         case OPCODE_QUERY_COUNTER:
+            CALL_QueryCounter(ctx->Exec, (n[1].ui, n[2].e));
+            break;
 #endif
          case OPCODE_DRAW_BUFFERS_ARB:
             {
@@ -10309,6 +10332,7 @@ _mesa_create_save_table(void)
    _mesa_init_queryobj_dispatch(table); /* glGetQuery, etc */
    SET_BeginQueryARB(table, save_BeginQueryARB);
    SET_EndQueryARB(table, save_EndQueryARB);
+   SET_QueryCounter(table, save_QueryCounter);
 #endif
 
    SET_DrawBuffersARB(table, save_DrawBuffersARB);
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index 793cc4e24..dbc2813f2 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -139,6 +139,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_texture_rg",                          o(ARB_texture_rg),                          GL,             2008 },
    { "GL_ARB_texture_storage",                     o(ARB_texture_storage),                     GL,             2011 },
    { "GL_ARB_texture_swizzle",                     o(EXT_texture_swizzle),                     GL,             2008 },
+   { "GL_ARB_timer_query",                         o(ARB_timer_query),                         GL,             2010 },
    { "GL_ARB_transform_feedback2",                 o(ARB_transform_feedback2),                 GL,             2010 },
    { "GL_ARB_transpose_matrix",                    o(ARB_transpose_matrix),                    GL,             1999 },
    { "GL_ARB_uniform_buffer_object",               o(ARB_uniform_buffer_object),               GL,             2009 },
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index a83d36721..cff4cf394 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -342,6 +342,7 @@ EXTRA_EXT(ARB_texture_buffer_object);
 EXTRA_EXT(OES_EGL_image_external);
 EXTRA_EXT(ARB_blend_func_extended);
 EXTRA_EXT(ARB_uniform_buffer_object);
+EXTRA_EXT(ARB_timer_query);
 
 static const int
 extra_ARB_vertex_program_ARB_fragment_program_NV_vertex_program[] = {
@@ -1353,6 +1354,9 @@ static const struct value_desc values[] = {
 
    { GL_UNIFORM_BUFFER_BINDING, LOC_CUSTOM, TYPE_INT, 0, extra_ARB_uniform_buffer_object },
 
+   /* GL_ARB_timer_query */
+   { GL_TIMESTAMP, LOC_CUSTOM, TYPE_INT64, 0, extra_ARB_timer_query }
+
 #endif /* FEATURE_GL */
 };
 
@@ -1807,7 +1811,16 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
    case GL_UNIFORM_BUFFER_BINDING:
       v->value_int = ctx->UniformBuffer->Name;
       break;
-   }   
+   /* GL_ARB_timer_query */
+   case GL_TIMESTAMP:
+      if (ctx->Driver.GetTimestamp) {
+         v->value_int64 = ctx->Driver.GetTimestamp(ctx);
+      }
+      else {
+         _mesa_problem(ctx, "driver doesn't implement GetTimestamp");
+      }
+      break;
+   }
 }
 
 /**
diff --git a/mesalib/src/mesa/main/queryobj.c b/mesalib/src/mesa/main/queryobj.c
index bae5dad1e..805c031ae 100644
--- a/mesalib/src/mesa/main/queryobj.c
+++ b/mesalib/src/mesa/main/queryobj.c
@@ -353,9 +353,66 @@ _mesa_EndQueryARB(GLenum target)
 
 
 static void GLAPIENTRY
+_mesa_QueryCounter(GLuint id, GLenum target)
+{
+   struct gl_query_object *q;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_API)
+      _mesa_debug(ctx, "glQueryCounter(%u, %s)\n", id,
+                  _mesa_lookup_enum_by_nr(target));
+
+   /* error checking */
+   if (target != GL_TIMESTAMP) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glQueryCounter(target)");
+      return;
+   }
+
+   if (id == 0) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glQueryCounter(id==0)");
+      return;
+   }
+
+   q = _mesa_lookup_query_object(ctx, id);
+   if (!q) {
+      /* XXX the Core profile should throw INVALID_OPERATION here */
+
+      /* create new object */
+      q = ctx->Driver.NewQueryObject(ctx, id);
+      if (!q) {
+         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glQueryCounter");
+         return;
+      }
+      _mesa_HashInsert(ctx->Query.QueryObjects, id, q);
+   }
+   else {
+      if (q->Target && q->Target != GL_TIMESTAMP) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glQueryCounter(id has an invalid target)");
+         return;
+      }
+   }
+
+   if (q->Active) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glQueryCounter(id is active)");
+      return;
+   }
+
+   q->Target = target;
+   q->Result = 0;
+   q->Ready = GL_FALSE;
+
+   /* QueryCounter is implemented using EndQuery without BeginQuery
+    * in drivers. This is actually Direct3D and Gallium convention. */
+   ctx->Driver.EndQuery(ctx, q);
+}
+
+
+static void GLAPIENTRY
 _mesa_GetQueryivARB(GLenum target, GLenum pname, GLint *params)
 {
-   struct gl_query_object *q, **bindpt;
+   struct gl_query_object *q = NULL, **bindpt = NULL;
    GET_CURRENT_CONTEXT(ctx);
    ASSERT_OUTSIDE_BEGIN_END(ctx);
 
@@ -364,13 +421,21 @@ _mesa_GetQueryivARB(GLenum target, GLenum pname, GLint *params)
                   _mesa_lookup_enum_by_nr(target),
                   _mesa_lookup_enum_by_nr(pname));
 
-   bindpt = get_query_binding_point(ctx, target);
-   if (!bindpt) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetQueryARB(target)");
-      return;
+   if (target == GL_TIMESTAMP) {
+      if (!ctx->Extensions.ARB_timer_query) {
+         _mesa_error(ctx, GL_INVALID_ENUM, "glGetQueryARB(target)");
+         return;
+      }
    }
+   else {
+      bindpt = get_query_binding_point(ctx, target);
+      if (!bindpt) {
+         _mesa_error(ctx, GL_INVALID_ENUM, "glGetQueryARB(target)");
+         return;
+      }
 
-   q = *bindpt;
+      q = *bindpt;
+   }
 
    switch (pname) {
       case GL_QUERY_COUNTER_BITS_ARB:
@@ -581,6 +646,7 @@ _mesa_init_queryobj_dispatch(struct _glapi_table *disp)
    SET_GetQueryivARB(disp, _mesa_GetQueryivARB);
    SET_GetQueryObjectivARB(disp, _mesa_GetQueryObjectivARB);
    SET_GetQueryObjectuivARB(disp, _mesa_GetQueryObjectuivARB);
+   SET_QueryCounter(disp, _mesa_QueryCounter);
 
    SET_GetQueryObjecti64vEXT(disp, _mesa_GetQueryObjecti64vEXT);
    SET_GetQueryObjectui64vEXT(disp, _mesa_GetQueryObjectui64vEXT);
diff --git a/mesalib/src/mesa/main/texcompress_etc.h b/mesalib/src/mesa/main/texcompress_etc.h
index 4e166b2b1..8e8427f8f 100644
--- a/mesalib/src/mesa/main/texcompress_etc.h
+++ b/mesalib/src/mesa/main/texcompress_etc.h
@@ -30,10 +30,10 @@
 
 struct swrast_texture_image;
 
-extern GLboolean
+GLboolean
 _mesa_texstore_etc1_rgb8(TEXSTORE_PARAMS);
 
-extern void
+void
 _mesa_fetch_texel_2d_f_etc1_rgb8(const struct swrast_texture_image *texImage,
                                  GLint i, GLint j, GLint k, GLfloat *texel);
 
diff --git a/mesalib/src/mesa/state_tracker/st_cb_queryobj.c b/mesalib/src/mesa/state_tracker/st_cb_queryobj.c
index b6a236e8d..e5e4a81dc 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_queryobj.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_queryobj.c
@@ -39,6 +39,7 @@
 
 #include "pipe/p_context.h"
 #include "pipe/p_defines.h"
+#include "pipe/p_screen.h"
 #include "st_context.h"
 #include "st_cb_queryobj.h"
 #include "st_cb_bitmap.h"
@@ -133,6 +134,11 @@ st_EndQuery(struct gl_context *ctx, struct gl_query_object *q)
 
    st_flush_bitmap_cache(st_context(ctx));
 
+   if (q->Target == GL_TIMESTAMP && !stq->pq) {
+      stq->pq = pipe->create_query(pipe, PIPE_QUERY_TIMESTAMP);
+      stq->type = PIPE_QUERY_TIMESTAMP;
+   }
+
    pipe->end_query(pipe, stq->pq);
 }
 
@@ -169,6 +175,13 @@ st_CheckQuery(struct gl_context *ctx, struct gl_query_object *q)
 }
 
 
+static uint64_t
+st_GetTimestamp(struct gl_context *ctx)
+{
+   struct pipe_screen *screen = st_context(ctx)->pipe->screen;
+
+   return screen->get_timestamp(screen);
+}
 
 
 void st_init_query_functions(struct dd_function_table *functions)
@@ -179,6 +192,7 @@ void st_init_query_functions(struct dd_function_table *functions)
    functions->EndQuery = st_EndQuery;
    functions->WaitQuery = st_WaitQuery;
    functions->CheckQuery = st_CheckQuery;
+   functions->GetTimestamp = st_GetTimestamp;
 }
 
 #endif /* FEATURE_queryobj */
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index fd9507536..5b333ad2c 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -636,4 +636,9 @@ void st_init_extensions(struct st_context *st)
 
    if (ctx->Const.MaxDualSourceDrawBuffers > 0)
       ctx->Extensions.ARB_blend_func_extended = GL_TRUE;
+
+   if (screen->get_param(screen, PIPE_CAP_TIMER_QUERY) &&
+       screen->get_param(screen, PIPE_CAP_QUERY_TIMESTAMP)) {
+      ctx->Extensions.ARB_timer_query = GL_TRUE;
+   }
 }