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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_context.h')
-rw-r--r--src/mesa/drivers/dri/i965/brw_context.h191
1 files changed, 111 insertions, 80 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 5d3f99e025..a5209ac41b 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -46,7 +46,7 @@
*
* CURBE - constant URB entry. An urb region (entry) used to hold
* constant values which the fixed function units can be instructed to
- * preload into the GRF when spawining a thread.
+ * preload into the GRF when spawning a thread.
*
* VUE - vertex URB entry. An urb entry holding a vertex and usually
* a vertex header. The header contains control information and
@@ -63,7 +63,7 @@
* special and may be overwritten.
*
* MRF - message register file. Threads communicate (and terminate)
- * by sending messages. Message parameters are placed in contigous
+ * by sending messages. Message parameters are placed in contiguous
* MRF registers. All program output is via these messages. URB
* entries are populated by sending a message to the shared URB
* function containing the new data, together with a control word,
@@ -129,9 +129,8 @@ struct brw_context;
#define BRW_NEW_PRIMITIVE 0x40
#define BRW_NEW_CONTEXT 0x80
#define BRW_NEW_WM_INPUT_DIMENSIONS 0x100
-#define BRW_NEW_INPUT_VARYING 0x200
#define BRW_NEW_PSP 0x800
-#define BRW_NEW_METAOPS 0x1000
+#define BRW_NEW_WM_SURFACES 0x1000
#define BRW_NEW_FENCE 0x2000
#define BRW_NEW_INDICES 0x4000
#define BRW_NEW_VERTICES 0x8000
@@ -142,7 +141,9 @@ struct brw_context;
#define BRW_NEW_BATCH 0x10000
/** brw->depth_region updated */
#define BRW_NEW_DEPTH_BUFFER 0x20000
-#define BRW_NEW_NR_SURFACES 0x40000
+#define BRW_NEW_NR_WM_SURFACES 0x40000
+#define BRW_NEW_NR_VS_SURFACES 0x80000
+#define BRW_NEW_INDEX_BUFFER 0x100000
struct brw_state_flags {
/** State update flags signalled by mesa internals */
@@ -155,19 +156,28 @@ struct brw_state_flags {
GLuint cache;
};
+
+/** Subclass of Mesa vertex program */
struct brw_vertex_program {
struct gl_vertex_program program;
GLuint id;
+ dri_bo *const_buffer; /** Program constant buffer/surface */
+ GLboolean use_const_buffer;
};
-
+/** Subclass of Mesa fragment program */
struct brw_fragment_program {
struct gl_fragment_program program;
- GLuint id;
-};
+ GLuint id; /**< serial no. to identify frag progs, never re-used */
+ GLboolean isGLSL; /**< really, any IF/LOOP/CONT/BREAK instructions */
+ dri_bo *const_buffer; /** Program constant buffer/surface */
+ GLboolean use_const_buffer;
+ /** for debugging, which texture units are referenced */
+ GLbitfield tex_units_used;
+};
/* Data about a particular attempt to compile a program. Note that
@@ -183,7 +193,7 @@ struct brw_wm_prog_data {
GLuint total_grf;
GLuint total_scratch;
- GLuint nr_params;
+ GLuint nr_params; /**< number of float params/constants */
GLboolean error;
/* Pointer to tracked values (only valid once
@@ -222,6 +232,7 @@ struct brw_vs_prog_data {
GLuint urb_read_length;
GLuint total_grf;
GLuint outputs_written;
+ GLuint nr_params; /**< number of float params/constants */
GLuint inputs_read;
@@ -238,8 +249,35 @@ struct brw_vs_ouput_sizes {
};
+/** Number of texture sampler units */
#define BRW_MAX_TEX_UNIT 16
-#define BRW_WM_MAX_SURF BRW_MAX_TEX_UNIT + MAX_DRAW_BUFFERS
+
+/**
+ * Size of our surface binding table for the WM.
+ * This contains pointers to the drawing surfaces and current texture
+ * objects and shader constant buffers (+2).
+ */
+#define BRW_WM_MAX_SURF (MAX_DRAW_BUFFERS + BRW_MAX_TEX_UNIT + 1)
+
+/**
+ * Helpers to convert drawing buffers, textures and constant buffers
+ * to surface binding table indexes, for WM.
+ */
+#define SURF_INDEX_DRAW(d) (d)
+#define SURF_INDEX_FRAG_CONST_BUFFER (MAX_DRAW_BUFFERS)
+#define SURF_INDEX_TEXTURE(t) (MAX_DRAW_BUFFERS + 1 + (t))
+
+/**
+ * Size of surface binding table for the VS.
+ * Only one constant buffer for now.
+ */
+#define BRW_VS_MAX_SURF 1
+
+/**
+ * Only a VS constant buffer
+ */
+#define SURF_INDEX_VERT_CONST_BUFFER 0
+
enum brw_cache_id {
BRW_CC_VP,
@@ -303,26 +341,6 @@ struct brw_cache {
};
-
-struct brw_state_pointers {
- struct gl_colorbuffer_attrib *Color;
- struct gl_depthbuffer_attrib *Depth;
- struct gl_fog_attrib *Fog;
- struct gl_hint_attrib *Hint;
- struct gl_light_attrib *Light;
- struct gl_line_attrib *Line;
- struct gl_point_attrib *Point;
- struct gl_polygon_attrib *Polygon;
- GLuint *PolygonStipple;
- struct gl_scissor_attrib *Scissor;
- struct gl_stencil_attrib *Stencil;
- struct gl_texture_attrib *Texture;
- struct gl_transform_attrib *Transform;
- struct gl_viewport_attrib *Viewport;
- struct gl_vertex_program_state *VertexProgram;
- struct gl_fragment_program_state *FragmentProgram;
-};
-
/* Considered adding a member to this struct to document which flags
* an update might raise so that ordering of the state atoms can be
* checked or derived at runtime. Dropped the idea in favor of having
@@ -372,6 +390,8 @@ struct brw_cached_batch_item {
struct brw_vertex_element {
const struct gl_client_array *glarray;
+ /** The corresponding Mesa vertex attribute */
+ gl_vert_attrib attrib;
/** Size of a complete element */
GLuint element_size;
/** Number of uploaded elements for this input. */
@@ -387,7 +407,6 @@ struct brw_vertex_element {
struct brw_vertex_info {
- GLuint varying; /* varying:1[VERT_ATTRIB_MAX] */
GLuint sizes[ATTRIB_BIT_DWORDS * 2]; /* sizes:2[VERT_ATTRIB_MAX] */
};
@@ -425,9 +444,13 @@ struct brw_query_object {
unsigned int count;
};
+
+/**
+ * brw_context is derived from intel_context.
+ */
struct brw_context
{
- struct intel_context intel;
+ struct intel_context intel; /**< base class, must be first field */
GLuint primitive;
GLboolean emit_state_always;
@@ -436,11 +459,9 @@ struct brw_context
struct {
struct brw_state_flags dirty;
- struct brw_tracked_state **atoms;
- GLuint nr_atoms;
- GLuint nr_draw_regions;
- struct intel_region *draw_regions[MAX_DRAW_BUFFERS];
+ GLuint nr_color_regions;
+ struct intel_region *color_regions[MAX_DRAW_BUFFERS];
struct intel_region *depth_region;
/**
@@ -457,13 +478,16 @@ struct brw_context
int validated_bo_count;
} state;
- struct brw_state_pointers attribs;
- struct brw_cache cache;
+ struct brw_cache cache; /** non-surface items */
+ struct brw_cache surface_cache; /* surface items */
struct brw_cached_batch_item *cached_batch_items;
struct {
struct brw_vertex_element inputs[VERT_ATTRIB_MAX];
+ struct brw_vertex_element *enabled[VERT_ATTRIB_MAX];
+ GLuint nr_enabled;
+
#define BRW_NR_UPLOAD_BUFS 17
#define BRW_UPLOAD_INIT_SIZE (128*1024)
@@ -487,31 +511,16 @@ struct brw_context
*/
const struct _mesa_index_buffer *ib;
+ /* Updates to these fields are signaled by BRW_NEW_INDEX_BUFFER. */
dri_bo *bo;
unsigned int offset;
- } ib;
-
- struct {
- /* Will be allocated on demand if needed.
+ unsigned int size;
+ /* Offset to index buffer index to use in CMD_3D_PRIM so that we can
+ * avoid re-uploading the IB packet over and over if we're actually
+ * referencing the same index buffer.
*/
- struct brw_state_pointers attribs;
- struct gl_vertex_program *vp;
- struct gl_fragment_program *fp, *fp_tex;
-
- struct gl_buffer_object *vbo;
-
- struct intel_region *saved_draw_region;
- GLuint saved_nr_draw_regions;
- struct intel_region *saved_depth_region;
-
- GLuint restore_draw_buffers[MAX_DRAW_BUFFERS];
- GLuint restore_num_draw_buffers;
-
- struct gl_fragment_program *restore_fp;
-
- GLboolean active;
- } metaops;
-
+ unsigned int start_vertex_offset;
+ } ib;
/* Active vertex program:
*/
@@ -556,19 +565,14 @@ struct brw_context
/* BRW_NEW_CURBE_OFFSETS:
*/
struct {
- GLuint wm_start;
- GLuint wm_size;
+ GLuint wm_start; /**< pos of first wm const in CURBE buffer */
+ GLuint wm_size; /**< number of float[4] consts, multiple of 16 */
GLuint clip_start;
GLuint clip_size;
GLuint vs_start;
GLuint vs_size;
GLuint total_size;
- /* Dynamic tracker which changes to reflect the state referenced
- * by active fp and vp program parameters:
- */
- struct brw_tracked_state tracked_state;
-
dri_bo *curbe_bo;
/** Offset within curbe_bo of space for current curbe entry */
GLuint curbe_offset;
@@ -589,6 +593,11 @@ struct brw_context
dri_bo *prog_bo;
dri_bo *state_bo;
+
+ /** Binding table of pointers to surf_bo entries */
+ dri_bo *bind_bo;
+ dri_bo *surf_bo[BRW_VS_MAX_SURF];
+ GLuint nr_surfaces;
} vs;
struct {
@@ -620,9 +629,10 @@ struct brw_context
struct brw_wm_prog_data *prog_data;
struct brw_wm_compile *compile_data;
- /* Input sizes, calculated from active vertex program:
+ /** Input sizes, calculated from active vertex program.
+ * One bit per fragment program input attribute.
*/
- GLuint input_size_masks[4];
+ GLbitfield input_size_masks[4];
/** Array of surface default colors (texture border color) */
dri_bo *sdc_bo[BRW_MAX_TEX_UNIT];
@@ -631,7 +641,7 @@ struct brw_context
GLuint nr_surfaces;
GLuint max_threads;
- dri_bo *scratch_buffer;
+ dri_bo *scratch_bo;
GLuint sampler_count;
dri_bo *sampler_bo;
@@ -671,8 +681,6 @@ struct brw_context
* brw_vtbl.c
*/
void brwInitVtbl( struct brw_context *brw );
-void brw_do_flush( struct brw_context *brw,
- GLuint flags );
/*======================================================================
* brw_context.c
@@ -703,13 +711,6 @@ void brw_FrameBufferTexInit( struct brw_context *brw,
void brw_FrameBufferTexDestroy( struct brw_context *brw );
void brw_validate_textures( struct brw_context *brw );
-/*======================================================================
- * brw_metaops.c
- */
-
-void brw_init_metaops( struct brw_context *brw );
-void brw_destroy_metaops( struct brw_context *brw );
-
/*======================================================================
* brw_program.c
@@ -721,8 +722,12 @@ void brwInitFragProgFuncs( struct dd_function_table *functions );
*/
void brw_upload_urb_fence(struct brw_context *brw);
-void brw_upload_constant_buffer_state(struct brw_context *brw);
+/* brw_curbe.c
+ */
+void brw_upload_cs_urb_state(struct brw_context *brw);
+/* brw_disasm.c */
+int brw_disasm (FILE *file, struct brw_instruction *inst);
/*======================================================================
* Inline conversion functions. These are better-typed than the
@@ -734,6 +739,32 @@ brw_context( GLcontext *ctx )
return (struct brw_context *)ctx;
}
+static INLINE struct brw_vertex_program *
+brw_vertex_program(struct gl_vertex_program *p)
+{
+ return (struct brw_vertex_program *) p;
+}
+
+static INLINE const struct brw_vertex_program *
+brw_vertex_program_const(const struct gl_vertex_program *p)
+{
+ return (const struct brw_vertex_program *) p;
+}
+
+static INLINE struct brw_fragment_program *
+brw_fragment_program(struct gl_fragment_program *p)
+{
+ return (struct brw_fragment_program *) p;
+}
+
+static INLINE const struct brw_fragment_program *
+brw_fragment_program_const(const struct gl_fragment_program *p)
+{
+ return (const struct brw_fragment_program *) p;
+}
+
+
+
#define DO_SETUP_BITS ((1<<(FRAG_ATTRIB_MAX)) - 1)
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-10 05:24:11 +0000