The extension is enabled for compat profile but there is currently
no display list support.
---
src/mesa/main/dlist.c | 87 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 87 insertions(+)
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index b2b1f723a17..c11b4c06fe5 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -510,6 +510,10 @@ typedef enum
OPCODE_SAMPLER_PARAMETERIIV,
OPCODE_SAMPLER_PARAMETERUIV,
+ /* ARB_compute_shader */
+ OPCODE_DISPATCH_COMPUTE,
+ OPCODE_DISPATCH_COMPUTE_INDIRECT,
+
/* GL_ARB_sync */
OPCODE_WAIT_SYNC,
@@ -604,6 +608,7 @@ typedef union gl_dlist_node Node;
union pointer
{
void *ptr;
+ GLintptr intptr;
GLuint dwords[POINTER_DWORDS];
};
@@ -643,6 +648,41 @@ get_pointer(const Node *node)
}
+/**
+ * Save a 4 or 8-byte pointer at dest (and dest+1).
+ */
+static inline void
+save_intpointer(Node *dest, GLintptr src)
+{
+ union pointer p;
+ unsigned i;
+
+ STATIC_ASSERT(POINTER_DWORDS == 1 || POINTER_DWORDS == 2);
+ STATIC_ASSERT(sizeof(Node) == 4);
+
+ p.intptr = src;
+
+ for (i = 0; i < POINTER_DWORDS; i++)
+ dest[i].ui = p.dwords[i];
+}
+
+
+/**
+ * Retrieve a 4 or 8-byte pointer from node (node+1).
+ */
+static inline GLintptr
+get_intpointer(const Node *node)
+{
+ union pointer p;
+ unsigned i;
+
+ for (i = 0; i < POINTER_DWORDS; i++)
+ p.dwords[i] = node[i].ui;
+
+ return p.intptr;
+}
+
+
/**
* Used to store a 64-bit uint in a pair of "Nodes" for the sake of 32-bit
* environment.
@@ -6570,6 +6610,41 @@ save_DrawTransformFeedbackStreamInstanced(GLenum mode,
GLuint name,
}
}
+static void GLAPIENTRY
+save_DispatchCompute(GLuint num_groups_x, GLuint num_groups_y,
+ GLuint num_groups_z)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_DISPATCH_COMPUTE, 3);
+ if (n) {
+ n[1].ui = num_groups_x;
+ n[2].ui = num_groups_y;
+ n[3].ui = num_groups_z;
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_DispatchCompute(ctx->Exec, (num_groups_x, num_groups_y,
+ num_groups_z));
+ }
+}
+
+static void GLAPIENTRY
+save_DispatchComputeIndirect(GLintptr indirect)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_DISPATCH_COMPUTE_INDIRECT,
+ POINTER_DWORDS);
+ if (n) {
+ save_intpointer(&n[1], indirect);
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_DispatchComputeIndirect(ctx->Exec, (indirect));
+ }
+}
+
static void GLAPIENTRY
save_UseProgram(GLuint program)
{
@@ -10429,6 +10504,14 @@ execute_list(struct gl_context *ctx, GLuint list)
}
break;
+ /* ARB_compute_shader */
+ case OPCODE_DISPATCH_COMPUTE:
+ CALL_DispatchCompute(ctx->Exec, (n[1].ui, n[2].ui, n[3].ui));
+ break;
+ case OPCODE_DISPATCH_COMPUTE_INDIRECT:
+ CALL_DispatchComputeIndirect(ctx->Exec, (get_intpointer(&n[1])));
+ break;
+
/* GL_ARB_sync */
case OPCODE_WAIT_SYNC:
{
@@ -11138,6 +11221,10 @@ _mesa_initialize_save_table(const struct gl_context
*ctx)
SET_DepthRangeArrayv(table, save_DepthRangeArrayv);
SET_DepthRangeIndexed(table, save_DepthRangeIndexed);
+ /* 122. ARB_compute_shader */
+ SET_DispatchCompute(table, save_DispatchCompute);
+ SET_DispatchComputeIndirect(table, save_DispatchComputeIndirect);
+
/* 173. GL_EXT_blend_func_separate */
SET_BlendFuncSeparate(table, save_BlendFuncSeparateEXT);
--
2.17.1
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