#include "util/ralloc.h"
-static inline void assign_vue_slot(struct brw_vue_map *vue_map,
- int varying)
-{
- /* Make sure this varying hasn't been assigned a slot already */
- assert (vue_map->varying_to_slot[varying] == -1);
-
- vue_map->varying_to_slot[varying] = vue_map->num_slots;
- vue_map->slot_to_varying[vue_map->num_slots++] = varying;
-}
-
-/**
- * Compute the VUE map for vertex shader program.
- */
-void
-brw_compute_vue_map(struct brw_context *brw, struct brw_vue_map *vue_map,
- GLbitfield64 slots_valid)
-{
- vue_map->slots_valid = slots_valid;
- int i;
-
- /* gl_Layer and gl_ViewportIndex don't get their own varying slots -- they
- * are stored in the first VUE slot (VARYING_SLOT_PSIZ).
- */
- slots_valid &= ~(VARYING_BIT_LAYER | VARYING_BIT_VIEWPORT);
-
- /* Make sure that the values we store in vue_map->varying_to_slot and
- * vue_map->slot_to_varying won't overflow the signed chars that are used
- * to store them. Note that since vue_map->slot_to_varying sometimes holds
- * values equal to BRW_VARYING_SLOT_COUNT, we need to ensure that
- * BRW_VARYING_SLOT_COUNT is <= 127, not 128.
- */
- STATIC_ASSERT(BRW_VARYING_SLOT_COUNT <= 127);
-
- vue_map->num_slots = 0;
- for (i = 0; i < BRW_VARYING_SLOT_COUNT; ++i) {
- vue_map->varying_to_slot[i] = -1;
- vue_map->slot_to_varying[i] = BRW_VARYING_SLOT_COUNT;
- }
-
- /* VUE header: format depends on chip generation and whether clipping is
- * enabled.
- */
- if (brw->gen < 6) {
- /* There are 8 dwords in VUE header pre-Ironlake:
- * dword 0-3 is indices, point width, clip flags.
- * dword 4-7 is ndc position
- * dword 8-11 is the first vertex data.
- *
- * On Ironlake the VUE header is nominally 20 dwords, but the hardware
- * will accept the same header layout as Gen4 [and should be a bit faster]
- */
- assign_vue_slot(vue_map, VARYING_SLOT_PSIZ);
- assign_vue_slot(vue_map, BRW_VARYING_SLOT_NDC);
- assign_vue_slot(vue_map, VARYING_SLOT_POS);
- } else {
- /* There are 8 or 16 DWs (D0-D15) in VUE header on Sandybridge:
- * dword 0-3 of the header is indices, point width, clip flags.
- * dword 4-7 is the 4D space position
- * dword 8-15 of the vertex header is the user clip distance if
- * enabled.
- * dword 8-11 or 16-19 is the first vertex element data we fill.
- */
- assign_vue_slot(vue_map, VARYING_SLOT_PSIZ);
- assign_vue_slot(vue_map, VARYING_SLOT_POS);
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST0))
- assign_vue_slot(vue_map, VARYING_SLOT_CLIP_DIST0);
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST1))
- assign_vue_slot(vue_map, VARYING_SLOT_CLIP_DIST1);
-
- /* front and back colors need to be consecutive so that we can use
- * ATTRIBUTE_SWIZZLE_INPUTATTR_FACING to swizzle them when doing
- * two-sided color.
- */
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_COL0))
- assign_vue_slot(vue_map, VARYING_SLOT_COL0);
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_BFC0))
- assign_vue_slot(vue_map, VARYING_SLOT_BFC0);
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_COL1))
- assign_vue_slot(vue_map, VARYING_SLOT_COL1);
- if (slots_valid & BITFIELD64_BIT(VARYING_SLOT_BFC1))
- assign_vue_slot(vue_map, VARYING_SLOT_BFC1);
- }
-
- /* The hardware doesn't care about the rest of the vertex outputs, so just
- * assign them contiguously. Don't reassign outputs that already have a
- * slot.
- *
- * We generally don't need to assign a slot for VARYING_SLOT_CLIP_VERTEX,
- * since it's encoded as the clip distances by emit_clip_distances().
- * However, it may be output by transform feedback, and we'd rather not
- * recompute state when TF changes, so we just always include it.
- */
- for (int i = 0; i < VARYING_SLOT_MAX; ++i) {
- if ((slots_valid & BITFIELD64_BIT(i)) &&
- vue_map->varying_to_slot[i] == -1) {
- assign_vue_slot(vue_map, i);
- }
- }
-}
-
-
/**
* Decide which set of clip planes should be used when clipping via
* gl_Position or gl_ClipVertex.
return true;
}
-static bool
-do_vs_prog(struct brw_context *brw,
- struct gl_shader_program *prog,
- struct brw_vertex_program *vp,
- struct brw_vs_prog_key *key)
+bool
+brw_codegen_vs_prog(struct brw_context *brw,
+ struct gl_shader_program *prog,
+ struct brw_vertex_program *vp,
+ struct brw_vs_prog_key *key)
{
GLuint program_size;
const GLuint *program;
- struct brw_vs_compile c;
struct brw_vs_prog_data prog_data;
struct brw_stage_prog_data *stage_prog_data = &prog_data.base.base;
void *mem_ctx;
if (prog)
vs = prog->_LinkedShaders[MESA_SHADER_VERTEX];
- memset(&c, 0, sizeof(c));
- memcpy(&c.key, key, sizeof(*key));
memset(&prog_data, 0, sizeof(prog_data));
- mem_ctx = ralloc_context(NULL);
+ /* Use ALT floating point mode for ARB programs so that 0^0 == 1. */
+ if (!prog)
+ stage_prog_data->use_alt_mode = true;
- c.vp = vp;
+ mem_ctx = ralloc_context(NULL);
/* Allocate the references to the uniforms that will end up in the
* prog_data associated with the compiled program, and which will be freed
* conservative here.
*/
param_count = vs->num_uniform_components * 4;
-
+ stage_prog_data->nr_image_params = vs->NumImages;
} else {
param_count = vp->program.Base.Parameters->NumParameters * 4;
}
/* vec4_visitor::setup_uniform_clipplane_values() also uploads user clip
* planes as uniforms.
*/
- param_count += c.key.base.nr_userclip_plane_consts * 4;
+ param_count += key->base.nr_userclip_plane_consts * 4;
stage_prog_data->param =
rzalloc_array(NULL, const gl_constant_value *, param_count);
stage_prog_data->pull_param =
rzalloc_array(NULL, const gl_constant_value *, param_count);
-
- /* Setting nr_params here NOT to the size of the param and pull_param
- * arrays, but to the number of uniform components vec4_visitor
- * needs. vec4_visitor::setup_uniforms() will set it back to a proper value.
- */
- stage_prog_data->nr_params = ALIGN(param_count, 4) / 4;
- if (vs) {
- stage_prog_data->nr_params += vs->num_samplers;
- }
+ stage_prog_data->image_param =
+ rzalloc_array(NULL, struct brw_image_param,
+ stage_prog_data->nr_image_params);
+ stage_prog_data->nr_params = param_count;
GLbitfield64 outputs_written = vp->program.Base.OutputsWritten;
prog_data.inputs_read = vp->program.Base.InputsRead;
- if (c.key.copy_edgeflag) {
+ if (key->copy_edgeflag) {
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_EDGE);
prog_data.inputs_read |= VERT_BIT_EDGEFLAG;
}
* coords, which would be a pain to handle.
*/
for (i = 0; i < 8; i++) {
- if (c.key.point_coord_replace & (1 << i))
+ if (key->point_coord_replace & (1 << i))
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_TEX0 + i);
}
* distance varying slots whenever clipping is enabled, even if the vertex
* shader doesn't write to gl_ClipDistance.
*/
- if (c.key.base.userclip_active) {
+ if (key->base.userclip_active) {
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST0);
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST1);
}
- brw_compute_vue_map(brw, &prog_data.base.vue_map, outputs_written);
+ brw_compute_vue_map(brw->intelScreen->devinfo,
+ &prog_data.base.vue_map, outputs_written);
if (0) {
- _mesa_fprint_program_opt(stderr, &c.vp->program.Base, PROG_PRINT_DEBUG,
+ _mesa_fprint_program_opt(stderr, &vp->program.Base, PROG_PRINT_DEBUG,
true);
}
/* Emit GEN4 code.
*/
- program = brw_vs_emit(brw, prog, &c, &prog_data, mem_ctx, &program_size);
+ program = brw_vs_emit(brw, mem_ctx, key, &prog_data,
+ &vp->program, prog, &program_size);
if (program == NULL) {
ralloc_free(mem_ctx);
return false;
}
/* Scratch space is used for register spilling */
- if (c.base.last_scratch) {
- perf_debug("Vertex shader triggered register spilling. "
- "Try reducing the number of live vec4 values to "
- "improve performance.\n");
-
- prog_data.base.total_scratch
- = brw_get_scratch_size(c.base.last_scratch*REG_SIZE);
-
+ if (prog_data.base.base.total_scratch) {
brw_get_scratch_bo(brw, &brw->vs.base.scratch_bo,
- prog_data.base.total_scratch * brw->max_vs_threads);
+ prog_data.base.base.total_scratch *
+ brw->max_vs_threads);
}
- brw_upload_cache(&brw->cache, BRW_VS_PROG,
- &c.key, sizeof(c.key),
+ brw_upload_cache(&brw->cache, BRW_CACHE_VS_PROG,
+ key, sizeof(struct brw_vs_prog_key),
program, program_size,
&prog_data, sizeof(prog_data),
&brw->vs.base.prog_offset, &brw->vs.prog_data);
for (unsigned int i = 0; i < brw->cache.size; i++) {
for (c = brw->cache.items[i]; c; c = c->next) {
- if (c->cache_id == BRW_VS_PROG) {
+ if (c->cache_id == BRW_CACHE_VS_PROG) {
old_key = c->key;
if (old_key->base.program_string_id == key->base.program_string_id)
found |= key_debug(brw, "PointCoord replace",
old_key->point_coord_replace, key->point_coord_replace);
found |= key_debug(brw, "vertex color clamping",
- old_key->base.clamp_vertex_color, key->base.clamp_vertex_color);
+ old_key->clamp_vertex_color, key->clamp_vertex_color);
found |= brw_debug_recompile_sampler_key(brw, &old_key->base.tex,
&key->base.tex);
void
-brw_setup_vec4_key_clip_info(struct brw_context *brw,
- struct brw_vec4_prog_key *key,
- bool program_uses_clip_distance)
+brw_setup_vue_key_clip_info(struct brw_context *brw,
+ struct brw_vue_prog_key *key,
+ bool program_uses_clip_distance)
{
struct gl_context *ctx = &brw->ctx;
}
}
+static bool
+brw_vs_state_dirty(struct brw_context *brw)
+{
+ return brw_state_dirty(brw,
+ _NEW_BUFFERS |
+ _NEW_LIGHT |
+ _NEW_POINT |
+ _NEW_POLYGON |
+ _NEW_TEXTURE |
+ _NEW_TRANSFORM,
+ BRW_NEW_VERTEX_PROGRAM |
+ BRW_NEW_VS_ATTRIB_WORKAROUNDS);
+}
-static void brw_upload_vs_prog(struct brw_context *brw)
+static void
+brw_vs_populate_key(struct brw_context *brw,
+ struct brw_vs_prog_key *key)
{
struct gl_context *ctx = &brw->ctx;
- struct brw_vs_prog_key key;
/* BRW_NEW_VERTEX_PROGRAM */
struct brw_vertex_program *vp =
(struct brw_vertex_program *)brw->vertex_program;
struct gl_program *prog = (struct gl_program *) brw->vertex_program;
int i;
- memset(&key, 0, sizeof(key));
+ memset(key, 0, sizeof(*key));
/* Just upload the program verbatim for now. Always send it all
* the inputs it asks for, whether they are varying or not.
*/
- key.base.program_string_id = vp->id;
- brw_setup_vec4_key_clip_info(brw, &key.base,
- vp->program.Base.UsesClipDistanceOut);
+ key->base.program_string_id = vp->id;
+ brw_setup_vue_key_clip_info(brw, &key->base,
+ vp->program.Base.UsesClipDistanceOut);
/* _NEW_POLYGON */
if (brw->gen < 6) {
- key.copy_edgeflag = (ctx->Polygon.FrontMode != GL_FILL ||
- ctx->Polygon.BackMode != GL_FILL);
+ key->copy_edgeflag = (ctx->Polygon.FrontMode != GL_FILL ||
+ ctx->Polygon.BackMode != GL_FILL);
}
- /* _NEW_LIGHT | _NEW_BUFFERS */
- key.base.clamp_vertex_color = ctx->Light._ClampVertexColor;
+ if (prog->OutputsWritten & (VARYING_BIT_COL0 | VARYING_BIT_COL1 |
+ VARYING_BIT_BFC0 | VARYING_BIT_BFC1)) {
+ /* _NEW_LIGHT | _NEW_BUFFERS */
+ key->clamp_vertex_color = ctx->Light._ClampVertexColor;
+ }
/* _NEW_POINT */
if (brw->gen < 6 && ctx->Point.PointSprite) {
for (i = 0; i < 8; i++) {
if (ctx->Point.CoordReplace[i])
- key.point_coord_replace |= (1 << i);
+ key->point_coord_replace |= (1 << i);
}
}
/* _NEW_TEXTURE */
brw_populate_sampler_prog_key_data(ctx, prog, brw->vs.base.sampler_count,
- &key.base.tex);
-
- /* BRW_NEW_VERTICES */
- if (brw->gen < 8 && !brw->is_haswell) {
- /* Prior to Haswell, the hardware can't natively support GL_FIXED or
- * 2_10_10_10_REV vertex formats. Set appropriate workaround flags.
- */
- for (i = 0; i < VERT_ATTRIB_MAX; i++) {
- if (!(vp->program.Base.InputsRead & BITFIELD64_BIT(i)))
- continue;
-
- uint8_t wa_flags = 0;
-
- switch (brw->vb.inputs[i].glarray->Type) {
-
- case GL_FIXED:
- wa_flags = brw->vb.inputs[i].glarray->Size;
- break;
+ &key->base.tex);
- case GL_INT_2_10_10_10_REV:
- wa_flags |= BRW_ATTRIB_WA_SIGN;
- /* fallthough */
-
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- if (brw->vb.inputs[i].glarray->Format == GL_BGRA)
- wa_flags |= BRW_ATTRIB_WA_BGRA;
+ /* BRW_NEW_VS_ATTRIB_WORKAROUNDS */
+ memcpy(key->gl_attrib_wa_flags, brw->vb.attrib_wa_flags,
+ sizeof(brw->vb.attrib_wa_flags));
+}
- if (brw->vb.inputs[i].glarray->Normalized)
- wa_flags |= BRW_ATTRIB_WA_NORMALIZE;
- else if (!brw->vb.inputs[i].glarray->Integer)
- wa_flags |= BRW_ATTRIB_WA_SCALE;
+void
+brw_upload_vs_prog(struct brw_context *brw)
+{
+ struct gl_context *ctx = &brw->ctx;
+ struct gl_shader_program **current = ctx->_Shader->CurrentProgram;
+ struct brw_vs_prog_key key;
+ /* BRW_NEW_VERTEX_PROGRAM */
+ struct brw_vertex_program *vp =
+ (struct brw_vertex_program *)brw->vertex_program;
- break;
- }
+ if (!brw_vs_state_dirty(brw))
+ return;
- key.gl_attrib_wa_flags[i] = wa_flags;
- }
- }
+ brw_vs_populate_key(brw, &key);
- if (!brw_search_cache(&brw->cache, BRW_VS_PROG,
+ if (!brw_search_cache(&brw->cache, BRW_CACHE_VS_PROG,
&key, sizeof(key),
&brw->vs.base.prog_offset, &brw->vs.prog_data)) {
- bool success =
- do_vs_prog(brw, ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX], vp,
- &key);
+ bool success = brw_codegen_vs_prog(brw, current[MESA_SHADER_VERTEX],
+ vp, &key);
(void) success;
assert(success);
}
if (memcmp(&brw->vs.prog_data->base.vue_map, &brw->vue_map_geom_out,
sizeof(brw->vue_map_geom_out)) != 0) {
brw->vue_map_vs = brw->vs.prog_data->base.vue_map;
- SET_DIRTY_BIT(brw, BRW_NEW_VUE_MAP_VS);
- if (brw->gen < 7) {
+ brw->ctx.NewDriverState |= BRW_NEW_VUE_MAP_VS;
+ if (brw->gen < 6) {
/* No geometry shader support, so the VS VUE map is the VUE map for
* the output of the "geometry" portion of the pipeline.
*/
brw->vue_map_geom_out = brw->vue_map_vs;
- SET_DIRTY_BIT(brw, BRW_NEW_VUE_MAP_GEOM_OUT);
+ brw->ctx.NewDriverState |= BRW_NEW_VUE_MAP_GEOM_OUT;
}
}
}
-/* See brw_vs.c:
- */
-const struct brw_tracked_state brw_vs_prog = {
- .dirty = {
- .mesa = (_NEW_TRANSFORM | _NEW_POLYGON | _NEW_POINT | _NEW_LIGHT |
- _NEW_TEXTURE |
- _NEW_BUFFERS),
- .brw = (BRW_NEW_VERTEX_PROGRAM |
- BRW_NEW_VERTICES),
- .cache = 0
- },
- .emit = brw_upload_vs_prog
-};
-
bool
-brw_vs_precompile(struct gl_context *ctx, struct gl_shader_program *prog)
+brw_vs_precompile(struct gl_context *ctx,
+ struct gl_shader_program *shader_prog,
+ struct gl_program *prog)
{
struct brw_context *brw = brw_context(ctx);
struct brw_vs_prog_key key;
struct brw_vs_prog_data *old_prog_data = brw->vs.prog_data;
bool success;
- if (!prog->_LinkedShaders[MESA_SHADER_VERTEX])
- return true;
-
- struct gl_vertex_program *vp = (struct gl_vertex_program *)
- prog->_LinkedShaders[MESA_SHADER_VERTEX]->Program;
+ struct gl_vertex_program *vp = (struct gl_vertex_program *) prog;
struct brw_vertex_program *bvp = brw_vertex_program(vp);
memset(&key, 0, sizeof(key));
- brw_vec4_setup_prog_key_for_precompile(ctx, &key.base, bvp->id, &vp->Base);
+ brw_vue_setup_prog_key_for_precompile(ctx, &key.base, bvp->id, &vp->Base);
+ key.clamp_vertex_color =
+ (prog->OutputsWritten & (VARYING_BIT_COL0 | VARYING_BIT_COL1 |
+ VARYING_BIT_BFC0 | VARYING_BIT_BFC1));
- success = do_vs_prog(brw, prog, bvp, &key);
+ success = brw_codegen_vs_prog(brw, shader_prog, bvp, &key);
brw->vs.base.prog_offset = old_prog_offset;
brw->vs.prog_data = old_prog_data;
projects / mesa.git / blobdiff