#include "util/u_prim.h"
#include "draw/draw_context.h"
#include "draw/draw_gs.h"
+#include "draw/draw_tess.h"
#include "draw/draw_vbuf.h"
#include "draw/draw_vertex.h"
#include "draw/draw_pt.h"
#include "draw/draw_vs.h"
#include "draw/draw_llvm.h"
#include "gallivm/lp_bld_init.h"
+#include "gallivm/lp_bld_debug.h"
struct llvm_middle_end {
/** cast wrapper */
-static INLINE struct llvm_middle_end *
+static inline struct llvm_middle_end *
llvm_middle_end(struct draw_pt_middle_end *middle)
{
return (struct llvm_middle_end *) middle;
llvm_middle_end_prepare_gs(struct llvm_middle_end *fpme)
{
struct draw_context *draw = fpme->draw;
+ struct draw_llvm *llvm = fpme->llvm;
struct draw_geometry_shader *gs = draw->gs.geometry_shader;
struct draw_gs_llvm_variant_key *key;
struct draw_gs_llvm_variant *variant = NULL;
char store[DRAW_GS_LLVM_MAX_VARIANT_KEY_SIZE];
unsigned i;
- key = draw_gs_llvm_make_variant_key(fpme->llvm, store);
+ key = draw_gs_llvm_make_variant_key(llvm, store);
/* Search shader's list of variants for the key */
li = first_elem(&shader->variants);
if (variant) {
/* found the variant, move to head of global list (for LRU) */
- move_to_head(&fpme->llvm->gs_variants_list,
- &variant->list_item_global);
+ move_to_head(&llvm->gs_variants_list, &variant->list_item_global);
}
else {
/* Need to create new variant */
/* First check if we've created too many variants. If so, free
- * 25% of the LRU to avoid using too much memory.
+ * 3.125% of the LRU to avoid using too much memory.
*/
- if (fpme->llvm->nr_gs_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (llvm->nr_gs_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (gallivm_debug & GALLIVM_DEBUG_PERF) {
+ debug_printf("Evicting GS: %u gs variants,\t%u total variants\n",
+ shader->variants_cached, llvm->nr_gs_variants);
+ }
+
/*
* XXX: should we flush here ?
*/
- for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 4; i++) {
+ for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 32; i++) {
struct draw_gs_llvm_variant_list_item *item;
- if (is_empty_list(&fpme->llvm->gs_variants_list)) {
+ if (is_empty_list(&llvm->gs_variants_list)) {
break;
}
- item = last_elem(&fpme->llvm->gs_variants_list);
+ item = last_elem(&llvm->gs_variants_list);
assert(item);
assert(item->base);
draw_gs_llvm_destroy_variant(item->base);
}
}
- variant = draw_gs_llvm_create_variant(fpme->llvm, gs->info.num_outputs, key);
+ variant = draw_gs_llvm_create_variant(llvm, gs->info.num_outputs, key);
if (variant) {
insert_at_head(&shader->variants, &variant->list_item_local);
- insert_at_head(&fpme->llvm->gs_variants_list,
+ insert_at_head(&llvm->gs_variants_list,
&variant->list_item_global);
- fpme->llvm->nr_gs_variants++;
+ llvm->nr_gs_variants++;
shader->variants_cached++;
}
}
gs->current_variant = variant;
}
+static void
+llvm_middle_end_prepare_tcs(struct llvm_middle_end *fpme)
+{
+ struct draw_context *draw = fpme->draw;
+ struct draw_llvm *llvm = fpme->llvm;
+ struct draw_tess_ctrl_shader *tcs = draw->tcs.tess_ctrl_shader;
+ struct draw_tcs_llvm_variant_key *key;
+ struct draw_tcs_llvm_variant *variant = NULL;
+ struct draw_tcs_llvm_variant_list_item *li;
+ struct llvm_tess_ctrl_shader *shader = llvm_tess_ctrl_shader(tcs);
+ char store[DRAW_TCS_LLVM_MAX_VARIANT_KEY_SIZE];
+ unsigned i;
+
+ key = draw_tcs_llvm_make_variant_key(llvm, store);
+
+ /* Search shader's list of variants for the key */
+ li = first_elem(&shader->variants);
+ while (!at_end(&shader->variants, li)) {
+ if (memcmp(&li->base->key, key, shader->variant_key_size) == 0) {
+ variant = li->base;
+ break;
+ }
+ li = next_elem(li);
+ }
+
+ if (variant) {
+ /* found the variant, move to head of global list (for LRU) */
+ move_to_head(&llvm->tcs_variants_list, &variant->list_item_global);
+ }
+ else {
+ /* Need to create new variant */
+
+ /* First check if we've created too many variants. If so, free
+ * 3.125% of the LRU to avoid using too much memory.
+ */
+ if (llvm->nr_tcs_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (gallivm_debug & GALLIVM_DEBUG_PERF) {
+ debug_printf("Evicting TCS: %u tcs variants,\t%u total variants\n",
+ shader->variants_cached, llvm->nr_tcs_variants);
+ }
+
+ /*
+ * XXX: should we flush here ?
+ */
+ for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 32; i++) {
+ struct draw_tcs_llvm_variant_list_item *item;
+ if (is_empty_list(&llvm->tcs_variants_list)) {
+ break;
+ }
+ item = last_elem(&llvm->tcs_variants_list);
+ assert(item);
+ assert(item->base);
+ draw_tcs_llvm_destroy_variant(item->base);
+ }
+ }
+
+ variant = draw_tcs_llvm_create_variant(llvm, 0, key);
+
+ if (variant) {
+ insert_at_head(&shader->variants, &variant->list_item_local);
+ insert_at_head(&llvm->tcs_variants_list,
+ &variant->list_item_global);
+ llvm->nr_tcs_variants++;
+ shader->variants_cached++;
+ }
+ }
+
+ tcs->current_variant = variant;
+}
+
+static void
+llvm_middle_end_prepare_tes(struct llvm_middle_end *fpme)
+{
+ struct draw_context *draw = fpme->draw;
+ struct draw_llvm *llvm = fpme->llvm;
+ struct draw_tess_eval_shader *tes = draw->tes.tess_eval_shader;
+ struct draw_tes_llvm_variant_key *key;
+ struct draw_tes_llvm_variant *variant = NULL;
+ struct draw_tes_llvm_variant_list_item *li;
+ struct llvm_tess_eval_shader *shader = llvm_tess_eval_shader(tes);
+ char store[DRAW_TES_LLVM_MAX_VARIANT_KEY_SIZE];
+ unsigned i;
+
+ key = draw_tes_llvm_make_variant_key(llvm, store);
+
+ /* Search shader's list of variants for the key */
+ li = first_elem(&shader->variants);
+ while (!at_end(&shader->variants, li)) {
+ if (memcmp(&li->base->key, key, shader->variant_key_size) == 0) {
+ variant = li->base;
+ break;
+ }
+ li = next_elem(li);
+ }
+
+ if (variant) {
+ /* found the variant, move to head of global list (for LRU) */
+ move_to_head(&llvm->tes_variants_list, &variant->list_item_global);
+ }
+ else {
+ /* Need to create new variant */
+
+ /* First check if we've created too many variants. If so, free
+ * 3.125% of the LRU to avoid using too much memory.
+ */
+ if (llvm->nr_tes_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (gallivm_debug & GALLIVM_DEBUG_PERF) {
+ debug_printf("Evicting TES: %u tes variants,\t%u total variants\n",
+ shader->variants_cached, llvm->nr_tes_variants);
+ }
+
+ /*
+ * XXX: should we flush here ?
+ */
+ for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 32; i++) {
+ struct draw_tes_llvm_variant_list_item *item;
+ if (is_empty_list(&llvm->tes_variants_list)) {
+ break;
+ }
+ item = last_elem(&llvm->tes_variants_list);
+ assert(item);
+ assert(item->base);
+ draw_tes_llvm_destroy_variant(item->base);
+ }
+ }
+
+ variant = draw_tes_llvm_create_variant(llvm, tes->info.num_outputs, key);
+
+ if (variant) {
+ insert_at_head(&shader->variants, &variant->list_item_local);
+ insert_at_head(&llvm->tes_variants_list,
+ &variant->list_item_global);
+ llvm->nr_tes_variants++;
+ shader->variants_cached++;
+ }
+ }
+
+ tes->current_variant = variant;
+}
+
/**
* Prepare/validate middle part of the vertex pipeline.
* NOTE: if you change this function, also look at the non-LLVM
{
struct llvm_middle_end *fpme = llvm_middle_end(middle);
struct draw_context *draw = fpme->draw;
+ struct draw_llvm *llvm = fpme->llvm;
struct draw_vertex_shader *vs = draw->vs.vertex_shader;
struct draw_geometry_shader *gs = draw->gs.geometry_shader;
- const unsigned out_prim = gs ? gs->output_primitive :
+ struct draw_tess_ctrl_shader *tcs = draw->tcs.tess_ctrl_shader;
+ struct draw_tess_eval_shader *tes = draw->tes.tess_eval_shader;
+ const unsigned out_prim = gs ? gs->output_primitive : tes ? get_tes_output_prim(tes) :
u_assembled_prim(in_prim);
unsigned point_clip = draw->rasterizer->fill_front == PIPE_POLYGON_MODE_POINT ||
out_prim == PIPE_PRIM_POINTS;
draw->clip_user,
point_clip ? draw->guard_band_points_xy :
draw->guard_band_xy,
- draw->identity_viewport,
+ draw->bypass_viewport,
draw->rasterizer->clip_halfz,
(draw->vs.edgeflag_output ? TRUE : FALSE) );
draw_pt_so_emit_prepare( fpme->so_emit, gs == NULL );
if (!(opt & PT_PIPELINE)) {
- draw_pt_emit_prepare( fpme->emit,
- out_prim,
+ draw_pt_emit_prepare( fpme->emit, out_prim,
max_vertices );
*max_vertices = MAX2( *max_vertices, 4096 );
char store[DRAW_LLVM_MAX_VARIANT_KEY_SIZE];
unsigned i;
- key = draw_llvm_make_variant_key(fpme->llvm, store);
+ key = draw_llvm_make_variant_key(llvm, store);
/* Search shader's list of variants for the key */
li = first_elem(&shader->variants);
if (variant) {
/* found the variant, move to head of global list (for LRU) */
- move_to_head(&fpme->llvm->vs_variants_list,
- &variant->list_item_global);
+ move_to_head(&llvm->vs_variants_list, &variant->list_item_global);
}
else {
/* Need to create new variant */
/* First check if we've created too many variants. If so, free
- * 25% of the LRU to avoid using too much memory.
+ * 3.125% of the LRU to avoid using too much memory.
*/
- if (fpme->llvm->nr_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (llvm->nr_variants >= DRAW_MAX_SHADER_VARIANTS) {
+ if (gallivm_debug & GALLIVM_DEBUG_PERF) {
+ debug_printf("Evicting VS: %u vs variants,\t%u total variants\n",
+ shader->variants_cached, llvm->nr_variants);
+ }
+
/*
* XXX: should we flush here ?
*/
- for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 4; i++) {
+ for (i = 0; i < DRAW_MAX_SHADER_VARIANTS / 32; i++) {
struct draw_llvm_variant_list_item *item;
- if (is_empty_list(&fpme->llvm->vs_variants_list)) {
+ if (is_empty_list(&llvm->vs_variants_list)) {
break;
}
- item = last_elem(&fpme->llvm->vs_variants_list);
+ item = last_elem(&llvm->vs_variants_list);
assert(item);
assert(item->base);
draw_llvm_destroy_variant(item->base);
}
}
- variant = draw_llvm_create_variant(fpme->llvm, nr, key);
+ variant = draw_llvm_create_variant(llvm, nr, key);
if (variant) {
insert_at_head(&shader->variants, &variant->list_item_local);
- insert_at_head(&fpme->llvm->vs_variants_list,
+ insert_at_head(&llvm->vs_variants_list,
&variant->list_item_global);
- fpme->llvm->nr_variants++;
+ llvm->nr_variants++;
shader->variants_cached++;
}
}
if (gs) {
llvm_middle_end_prepare_gs(fpme);
}
+ if (tcs) {
+ llvm_middle_end_prepare_tcs(fpme);
+ }
+ if (tes) {
+ llvm_middle_end_prepare_tes(fpme);
+ }
}
+static unsigned
+get_num_consts_robust(struct draw_context *draw, unsigned *sizes, unsigned idx)
+{
+ unsigned const_bytes = sizes[idx];
+
+ if (const_bytes < sizeof(float))
+ return 0;
+
+ return DIV_ROUND_UP(const_bytes, draw->constant_buffer_stride);
+}
/**
* Bind/update constant buffer pointers, clip planes and viewport dims.
static void
llvm_middle_end_bind_parameters(struct draw_pt_middle_end *middle)
{
+ static const float fake_const_buf[4];
struct llvm_middle_end *fpme = llvm_middle_end(middle);
struct draw_context *draw = fpme->draw;
+ struct draw_llvm *llvm = fpme->llvm;
unsigned i;
- for (i = 0; i < Elements(fpme->llvm->jit_context.vs_constants); ++i) {
- int num_consts =
- draw->pt.user.vs_constants_size[i] / (sizeof(float) * 4);
- fpme->llvm->jit_context.vs_constants[i] = draw->pt.user.vs_constants[i];
- fpme->llvm->jit_context.num_vs_constants[i] = num_consts;
+ for (i = 0; i < ARRAY_SIZE(llvm->jit_context.vs_constants); ++i) {
+ /*
+ * There could be a potential issue with rounding this up, as the
+ * shader expects 16-byte allocations, the fix is likely to move
+ * to LOAD intrinsic in the future and remove the vec4 constraint.
+ */
+ int num_consts = get_num_consts_robust(draw, draw->pt.user.vs_constants_size, i);
+ llvm->jit_context.vs_constants[i] = draw->pt.user.vs_constants[i];
+ llvm->jit_context.num_vs_constants[i] = num_consts;
+ if (num_consts == 0) {
+ llvm->jit_context.vs_constants[i] = fake_const_buf;
+ }
+ }
+ for (i = 0; i < ARRAY_SIZE(llvm->jit_context.vs_ssbos); ++i) {
+ int num_ssbos = draw->pt.user.vs_ssbos_size[i];
+ llvm->jit_context.vs_ssbos[i] = draw->pt.user.vs_ssbos[i];
+ llvm->jit_context.num_vs_ssbos[i] = num_ssbos;
+ if (num_ssbos == 0) {
+ llvm->jit_context.vs_ssbos[i] = (const uint32_t *)fake_const_buf;
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(llvm->gs_jit_context.constants); ++i) {
+ int num_consts = get_num_consts_robust(draw, draw->pt.user.gs_constants_size, i);
+ llvm->gs_jit_context.constants[i] = draw->pt.user.gs_constants[i];
+ llvm->gs_jit_context.num_constants[i] = num_consts;
+ if (num_consts == 0) {
+ llvm->gs_jit_context.constants[i] = fake_const_buf;
+ }
+ }
+ for (i = 0; i < ARRAY_SIZE(llvm->gs_jit_context.ssbos); ++i) {
+ int num_ssbos = draw->pt.user.gs_ssbos_size[i];
+ llvm->gs_jit_context.ssbos[i] = draw->pt.user.gs_ssbos[i];
+ llvm->gs_jit_context.num_ssbos[i] = num_ssbos;
+ if (num_ssbos == 0) {
+ llvm->gs_jit_context.ssbos[i] = (const uint32_t *)fake_const_buf;
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(llvm->tcs_jit_context.constants); ++i) {
+ int num_consts = get_num_consts_robust(draw, draw->pt.user.tcs_constants_size, i);
+ llvm->tcs_jit_context.constants[i] = draw->pt.user.tcs_constants[i];
+ llvm->tcs_jit_context.num_constants[i] = num_consts;
+ if (num_consts == 0) {
+ llvm->tcs_jit_context.constants[i] = fake_const_buf;
+ }
+ }
+ for (i = 0; i < ARRAY_SIZE(llvm->tcs_jit_context.ssbos); ++i) {
+ int num_ssbos = draw->pt.user.tcs_ssbos_size[i];
+ llvm->tcs_jit_context.ssbos[i] = draw->pt.user.tcs_ssbos[i];
+ llvm->tcs_jit_context.num_ssbos[i] = num_ssbos;
+ if (num_ssbos == 0) {
+ llvm->tcs_jit_context.ssbos[i] = (const uint32_t *)fake_const_buf;
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(llvm->tes_jit_context.constants); ++i) {
+ int num_consts = get_num_consts_robust(draw, draw->pt.user.tes_constants_size, i);
+ llvm->tes_jit_context.constants[i] = draw->pt.user.tes_constants[i];
+ llvm->tes_jit_context.num_constants[i] = num_consts;
+ if (num_consts == 0) {
+ llvm->tes_jit_context.constants[i] = fake_const_buf;
+ }
}
- for (i = 0; i < Elements(fpme->llvm->gs_jit_context.constants); ++i) {
- int num_consts =
- draw->pt.user.gs_constants_size[i] / (sizeof(float) * 4);
- fpme->llvm->gs_jit_context.constants[i] = draw->pt.user.gs_constants[i];
- fpme->llvm->gs_jit_context.num_constants[i] = num_consts;
+ for (i = 0; i < ARRAY_SIZE(llvm->tes_jit_context.ssbos); ++i) {
+ int num_ssbos = draw->pt.user.tes_ssbos_size[i];
+ llvm->tes_jit_context.ssbos[i] = draw->pt.user.tes_ssbos[i];
+ llvm->tes_jit_context.num_ssbos[i] = num_ssbos;
+ if (num_ssbos == 0) {
+ llvm->tes_jit_context.ssbos[i] = (const uint32_t *)fake_const_buf;
+ }
}
- fpme->llvm->jit_context.planes =
+ llvm->jit_context.planes =
(float (*)[DRAW_TOTAL_CLIP_PLANES][4]) draw->pt.user.planes[0];
- fpme->llvm->gs_jit_context.planes =
+ llvm->gs_jit_context.planes =
(float (*)[DRAW_TOTAL_CLIP_PLANES][4]) draw->pt.user.planes[0];
- fpme->llvm->jit_context.viewports = draw->viewports;
- fpme->llvm->gs_jit_context.viewports = draw->viewports;
+ llvm->jit_context.viewports = draw->viewports;
+ llvm->gs_jit_context.viewports = draw->viewports;
}
struct llvm_middle_end *fpme = llvm_middle_end(middle);
struct draw_context *draw = fpme->draw;
struct draw_geometry_shader *gshader = draw->gs.geometry_shader;
- struct draw_prim_info gs_prim_info;
+ struct draw_tess_ctrl_shader *tcs_shader = draw->tcs.tess_ctrl_shader;
+ struct draw_tess_eval_shader *tes_shader = draw->tes.tess_eval_shader;
+ struct draw_prim_info tcs_prim_info;
+ struct draw_prim_info tes_prim_info;
+ struct draw_prim_info gs_prim_info[TGSI_MAX_VERTEX_STREAMS];
struct draw_vertex_info llvm_vert_info;
- struct draw_vertex_info gs_vert_info;
+ struct draw_vertex_info tcs_vert_info;
+ struct draw_vertex_info tes_vert_info;
+ struct draw_vertex_info gs_vert_info[TGSI_MAX_VERTEX_STREAMS];
struct draw_vertex_info *vert_info;
struct draw_prim_info ia_prim_info;
struct draw_vertex_info ia_vert_info;
const struct draw_prim_info *prim_info = in_prim_info;
boolean free_prim_info = FALSE;
unsigned opt = fpme->opt;
- unsigned clipped = 0;
+ boolean clipped = 0;
+ unsigned start_or_maxelt, vid_base;
+ const unsigned *elts;
+ ushort *tes_elts_out = NULL;
+ memset(&gs_vert_info, 0, sizeof(struct draw_vertex_info) * TGSI_MAX_VERTEX_STREAMS);
+ assert(fetch_info->count > 0);
llvm_vert_info.count = fetch_info->count;
llvm_vert_info.vertex_size = fpme->vertex_size;
llvm_vert_info.stride = fpme->vertex_size;
if (draw->collect_statistics) {
draw->statistics.ia_vertices += prim_info->count;
- draw->statistics.ia_primitives +=
- u_decomposed_prims_for_vertices(prim_info->prim, prim_info->count);
+ if (prim_info->prim == PIPE_PRIM_PATCHES)
+ draw->statistics.ia_primitives += prim_info->count / draw->pt.vertices_per_patch;
+ else
+ draw->statistics.ia_primitives +=
+ u_decomposed_prims_for_vertices(prim_info->prim, prim_info->count);
draw->statistics.vs_invocations += fetch_info->count;
}
- if (fetch_info->linear)
- clipped = fpme->current_variant->jit_func( &fpme->llvm->jit_context,
- llvm_vert_info.verts,
- draw->pt.user.vbuffer,
- fetch_info->start,
- fetch_info->count,
- fpme->vertex_size,
- draw->pt.vertex_buffer,
- draw->instance_id,
- draw->start_index,
- draw->start_instance);
- else
- clipped = fpme->current_variant->jit_func_elts( &fpme->llvm->jit_context,
- llvm_vert_info.verts,
- draw->pt.user.vbuffer,
- fetch_info->elts,
- draw->pt.user.eltMax,
- fetch_info->count,
- fpme->vertex_size,
- draw->pt.vertex_buffer,
- draw->instance_id,
- draw->pt.user.eltBias,
- draw->start_instance);
+ if (fetch_info->linear) {
+ start_or_maxelt = fetch_info->start;
+ vid_base = draw->start_index;
+ elts = NULL;
+ }
+ else {
+ start_or_maxelt = draw->pt.user.eltMax;
+ vid_base = draw->pt.user.eltBias;
+ elts = fetch_info->elts;
+ }
+ clipped = fpme->current_variant->jit_func(&fpme->llvm->jit_context,
+ llvm_vert_info.verts,
+ draw->pt.user.vbuffer,
+ fetch_info->count,
+ start_or_maxelt,
+ fpme->vertex_size,
+ draw->pt.vertex_buffer,
+ draw->instance_id,
+ vid_base,
+ draw->start_instance,
+ elts, draw->pt.user.drawid);
/* Finished with fetch and vs:
*/
fetch_info = NULL;
vert_info = &llvm_vert_info;
+ if (opt & PT_SHADE) {
+ struct draw_vertex_shader *vshader = draw->vs.vertex_shader;
+ if (tcs_shader) {
+ draw_tess_ctrl_shader_run(tcs_shader,
+ draw->pt.user.tcs_constants,
+ draw->pt.user.tcs_constants_size,
+ vert_info,
+ prim_info,
+ &vshader->info,
+ &tcs_vert_info,
+ &tcs_prim_info);
+ FREE(vert_info->verts);
+ vert_info = &tcs_vert_info;
+ prim_info = &tcs_prim_info;
+
+ } else if (tes_shader) {
+ unsigned num_prims = prim_info->count / draw->pt.vertices_per_patch;
+ tcs_prim_info = *prim_info;
+ tcs_prim_info.primitive_count = num_prims;
+ prim_info = &tcs_prim_info;
+ }
+
+ if (tes_shader) {
+ draw_tess_eval_shader_run(tes_shader,
+ draw->pt.user.tes_constants,
+ draw->pt.user.tes_constants_size,
+ tcs_shader ? tcs_shader->vertices_out : draw->pt.vertices_per_patch,
+ vert_info,
+ prim_info,
+ tcs_shader ? &tcs_shader->info : &vshader->info,
+ &tes_vert_info,
+ &tes_prim_info, &tes_elts_out);
+
+ FREE(vert_info->verts);
+ vert_info = &tes_vert_info;
+ prim_info = &tes_prim_info;
+ free_prim_info = TRUE;
+
+ /*
+ * pt emit can only handle ushort number of vertices (see
+ * render->allocate_vertices).
+ * vsplit guarantees there's never more than 4096, however GS can
+ * easily blow this up (by a factor of 256 (or even 1024) max).
+ */
+ if (vert_info->count > 65535) {
+ opt |= PT_PIPELINE;
+ }
+ }
+ }
+
if ((opt & PT_SHADE) && gshader) {
struct draw_vertex_shader *vshader = draw->vs.vertex_shader;
draw_geometry_shader_run(gshader,
draw->pt.user.gs_constants_size,
vert_info,
prim_info,
- &vshader->info,
- &gs_vert_info,
- &gs_prim_info);
+ tes_shader ? &tes_shader->info : &vshader->info,
+ gs_vert_info,
+ gs_prim_info);
FREE(vert_info->verts);
- vert_info = &gs_vert_info;
- prim_info = &gs_prim_info;
+ if (free_prim_info) {
+ FREE(prim_info->primitive_lengths);
+ FREE(tes_elts_out);
+ }
+ vert_info = &gs_vert_info[0];
+ prim_info = &gs_prim_info[0];
+ free_prim_info = FALSE;
+ /*
+ * pt emit can only handle ushort number of vertices (see
+ * render->allocate_vertices).
+ * vsplit guarantees there's never more than 4096, however GS can
+ * easily blow this up (by a factor of 256 (or even 1024) max).
+ */
+ if (vert_info->count > 65535) {
+ opt |= PT_PIPELINE;
+ }
} else {
if (draw_prim_assembler_is_required(draw, prim_info, vert_info)) {
draw_prim_assembler_run(draw, prim_info, vert_info,
}
}
}
+
+ /* stream output needs to be done before clipping */
+ draw_pt_so_emit( fpme->so_emit, gshader ? gshader->num_vertex_streams : 1, vert_info, prim_info );
+
if (prim_info->count == 0) {
debug_printf("GS/IA didn't emit any vertices!\n");
-
- FREE(vert_info->verts);
- if (free_prim_info) {
- FREE(prim_info->primitive_lengths);
- }
- return;
+ goto out;
}
- /* stream output needs to be done before clipping */
- draw_pt_so_emit( fpme->so_emit, vert_info, prim_info );
-
draw_stats_clipper_primitives(draw, prim_info);
/*
* will try to access non-existent position output.
*/
if (draw_current_shader_position_output(draw) != -1) {
- if ((opt & PT_SHADE) && gshader) {
+ if ((opt & PT_SHADE) && (gshader || tes_shader ||
+ draw->vs.vertex_shader->info.writes_viewport_index)) {
clipped = draw_pt_post_vs_run( fpme->post_vs, vert_info, prim_info );
}
+ /* "clipped" also includes non-one edgeflag */
if (clipped) {
opt |= PT_PIPELINE;
}
emit( fpme->emit, vert_info, prim_info );
}
}
+out:
FREE(vert_info->verts);
+ if (gshader && gshader->num_vertex_streams > 1)
+ for (unsigned i = 1; i < gshader->num_vertex_streams; i++)
+ FREE(gs_vert_info[i].verts);
+
if (free_prim_info) {
+ FREE(tes_elts_out);
FREE(prim_info->primitive_lengths);
}
}
+static inline unsigned
+prim_type(unsigned prim, unsigned flags)
+{
+ if (flags & DRAW_LINE_LOOP_AS_STRIP)
+ return PIPE_PRIM_LINE_STRIP;
+ else
+ return prim;
+}
+
+
static void
llvm_middle_end_run(struct draw_pt_middle_end *middle,
const unsigned *fetch_elts,
prim_info.start = 0;
prim_info.count = draw_count;
prim_info.elts = draw_elts;
- prim_info.prim = fpme->input_prim;
+ prim_info.prim = prim_type(fpme->input_prim, prim_flags);
prim_info.flags = prim_flags;
prim_info.primitive_count = 1;
prim_info.primitive_lengths = &draw_count;
prim_info.start = 0;
prim_info.count = count;
prim_info.elts = NULL;
- prim_info.prim = fpme->input_prim;
+ prim_info.prim = prim_type(fpme->input_prim, prim_flags);
prim_info.flags = prim_flags;
prim_info.primitive_count = 1;
prim_info.primitive_lengths = &count;
prim_info.start = 0;
prim_info.count = draw_count;
prim_info.elts = draw_elts;
- prim_info.prim = fpme->input_prim;
+ prim_info.prim = prim_type(fpme->input_prim, prim_flags);
prim_info.flags = prim_flags;
prim_info.primitive_count = 1;
prim_info.primitive_lengths = &draw_count;