3172 lines
112 KiB
C
3172 lines
112 KiB
C
/*
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* Copyright © 2017 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/**
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* @file crocus_program.c
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*
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* This file contains the driver interface for compiling shaders.
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*
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* See crocus_program_cache.c for the in-memory program cache where the
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* compiled shaders are stored.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include "pipe/p_defines.h"
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#include "pipe/p_state.h"
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#include "pipe/p_context.h"
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#include "pipe/p_screen.h"
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#include "util/u_atomic.h"
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#include "util/u_upload_mgr.h"
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#include "util/debug.h"
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#include "util/u_prim.h"
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#include "compiler/nir/nir.h"
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#include "compiler/nir/nir_builder.h"
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#include "compiler/nir/nir_serialize.h"
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#include "intel/compiler/brw_compiler.h"
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#include "intel/compiler/brw_nir.h"
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#include "crocus_context.h"
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#include "nir/tgsi_to_nir.h"
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#define KEY_INIT_NO_ID() \
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.base.subgroup_size_type = BRW_SUBGROUP_SIZE_UNIFORM, \
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.base.tex.swizzles[0 ... MAX_SAMPLERS - 1] = 0x688, \
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.base.tex.compressed_multisample_layout_mask = ~0
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#define KEY_INIT() .base.program_string_id = ish->program_id, KEY_INIT_NO_ID()
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static void
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crocus_sanitize_tex_key(struct brw_sampler_prog_key_data *key)
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{
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key->gather_channel_quirk_mask = 0;
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for (unsigned s = 0; s < MAX_SAMPLERS; s++) {
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key->swizzles[s] = SWIZZLE_NOOP;
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key->gfx6_gather_wa[s] = 0;
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}
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}
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static uint32_t
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crocus_get_texture_swizzle(const struct crocus_context *ice,
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const struct crocus_sampler_view *t)
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{
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uint32_t swiz = 0;
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for (int i = 0; i < 4; i++) {
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swiz |= t->swizzle[i] << (i * 3);
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}
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return swiz;
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}
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static inline bool can_push_ubo(const struct intel_device_info *devinfo)
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{
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/* push works for everyone except SNB at the moment */
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return devinfo->ver != 6;
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}
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static uint8_t
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gfx6_gather_workaround(enum pipe_format pformat)
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{
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switch (pformat) {
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case PIPE_FORMAT_R8_SINT: return WA_SIGN | WA_8BIT;
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case PIPE_FORMAT_R8_UINT: return WA_8BIT;
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case PIPE_FORMAT_R16_SINT: return WA_SIGN | WA_16BIT;
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case PIPE_FORMAT_R16_UINT: return WA_16BIT;
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default:
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/* Note that even though PIPE_FORMAT_R32_SINT and
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* PIPE_FORMAT_R32_UINThave format overrides in
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* the surface state, there is no shader w/a required.
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*/
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return 0;
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}
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}
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static const unsigned crocus_gfx6_swizzle_for_offset[4] = {
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BRW_SWIZZLE4(0, 1, 2, 3),
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BRW_SWIZZLE4(1, 2, 3, 3),
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BRW_SWIZZLE4(2, 3, 3, 3),
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BRW_SWIZZLE4(3, 3, 3, 3)
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};
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static void
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gfx6_gs_xfb_setup(const struct pipe_stream_output_info *so_info,
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struct brw_gs_prog_data *gs_prog_data)
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{
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/* Make sure that the VUE slots won't overflow the unsigned chars in
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* prog_data->transform_feedback_bindings[].
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*/
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STATIC_ASSERT(BRW_VARYING_SLOT_COUNT <= 256);
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/* Make sure that we don't need more binding table entries than we've
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* set aside for use in transform feedback. (We shouldn't, since we
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* set aside enough binding table entries to have one per component).
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*/
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assert(so_info->num_outputs <= BRW_MAX_SOL_BINDINGS);
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gs_prog_data->num_transform_feedback_bindings = so_info->num_outputs;
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for (unsigned i = 0; i < so_info->num_outputs; i++) {
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gs_prog_data->transform_feedback_bindings[i] =
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so_info->output[i].register_index;
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gs_prog_data->transform_feedback_swizzles[i] =
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crocus_gfx6_swizzle_for_offset[so_info->output[i].start_component];
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}
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}
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static void
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gfx6_ff_gs_xfb_setup(const struct pipe_stream_output_info *so_info,
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struct brw_ff_gs_prog_key *key)
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{
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key->num_transform_feedback_bindings = so_info->num_outputs;
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for (unsigned i = 0; i < so_info->num_outputs; i++) {
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key->transform_feedback_bindings[i] =
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so_info->output[i].register_index;
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key->transform_feedback_swizzles[i] =
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crocus_gfx6_swizzle_for_offset[so_info->output[i].start_component];
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}
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}
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static void
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crocus_populate_sampler_prog_key_data(struct crocus_context *ice,
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const struct intel_device_info *devinfo,
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gl_shader_stage stage,
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struct crocus_uncompiled_shader *ish,
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bool uses_texture_gather,
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struct brw_sampler_prog_key_data *key)
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{
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uint32_t mask = ish->nir->info.textures_used[0];
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while (mask) {
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const int s = u_bit_scan(&mask);
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struct crocus_sampler_view *texture = ice->state.shaders[stage].textures[s];
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key->swizzles[s] = SWIZZLE_NOOP;
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key->scale_factors[s] = 0.0f;
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if (!texture)
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continue;
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if (texture->base.target == PIPE_BUFFER)
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continue;
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if (!devinfo->is_haswell) {
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key->swizzles[s] = crocus_get_texture_swizzle(ice, texture);
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}
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/* gather4 for RG32* is broken in multiple ways on Gen7. */
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if (devinfo->ver == 7 && uses_texture_gather) {
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switch (texture->base.format) {
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case PIPE_FORMAT_R32G32_UINT:
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case PIPE_FORMAT_R32G32_SINT: {
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/* We have to override the format to R32G32_FLOAT_LD.
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* This means that SCS_ALPHA and SCS_ONE will return 0x3f8
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* (1.0) rather than integer 1. This needs shader hacks.
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*
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* On Ivybridge, we whack W (alpha) to ONE in our key's
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* swizzle. On Haswell, we look at the original texture
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* swizzle, and use XYZW with channels overridden to ONE,
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* leaving normal texture swizzling to SCS.
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*/
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unsigned src_swizzle = key->swizzles[s];
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for (int i = 0; i < 4; i++) {
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unsigned src_comp = GET_SWZ(src_swizzle, i);
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if (src_comp == SWIZZLE_ONE || src_comp == SWIZZLE_W) {
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key->swizzles[i] &= ~(0x7 << (3 * i));
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key->swizzles[i] |= SWIZZLE_ONE << (3 * i);
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}
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}
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}
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FALLTHROUGH;
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case PIPE_FORMAT_R32G32_FLOAT:
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/* The channel select for green doesn't work - we have to
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* request blue. Haswell can use SCS for this, but Ivybridge
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* needs a shader workaround.
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*/
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if (!devinfo->is_haswell)
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key->gather_channel_quirk_mask |= 1 << s;
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break;
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default:
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break;
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}
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}
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if (devinfo->ver == 6 && uses_texture_gather) {
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key->gfx6_gather_wa[s] = gfx6_gather_workaround(texture->base.format);
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}
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}
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}
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static void
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crocus_lower_swizzles(struct nir_shader *nir,
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const struct brw_sampler_prog_key_data *key_tex)
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{
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struct nir_lower_tex_options tex_options = { 0 };
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uint32_t mask = nir->info.textures_used[0];
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while (mask) {
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const int s = u_bit_scan(&mask);
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if (key_tex->swizzles[s] == SWIZZLE_NOOP)
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continue;
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tex_options.swizzle_result |= (1 << s);
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for (unsigned c = 0; c < 4; c++)
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tex_options.swizzles[s][c] = GET_SWZ(key_tex->swizzles[s], c);
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}
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if (tex_options.swizzle_result)
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nir_lower_tex(nir, &tex_options);
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}
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static unsigned
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get_new_program_id(struct crocus_screen *screen)
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{
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return p_atomic_inc_return(&screen->program_id);
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}
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static nir_ssa_def *
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get_aoa_deref_offset(nir_builder *b,
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nir_deref_instr *deref,
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unsigned elem_size)
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{
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unsigned array_size = elem_size;
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nir_ssa_def *offset = nir_imm_int(b, 0);
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while (deref->deref_type != nir_deref_type_var) {
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assert(deref->deref_type == nir_deref_type_array);
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/* This level's element size is the previous level's array size */
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nir_ssa_def *index = nir_ssa_for_src(b, deref->arr.index, 1);
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assert(deref->arr.index.ssa);
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offset = nir_iadd(b, offset,
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nir_imul(b, index, nir_imm_int(b, array_size)));
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deref = nir_deref_instr_parent(deref);
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assert(glsl_type_is_array(deref->type));
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array_size *= glsl_get_length(deref->type);
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}
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/* Accessing an invalid surface index with the dataport can result in a
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* hang. According to the spec "if the index used to select an individual
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* element is negative or greater than or equal to the size of the array,
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* the results of the operation are undefined but may not lead to
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* termination" -- which is one of the possible outcomes of the hang.
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* Clamp the index to prevent access outside of the array bounds.
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*/
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return nir_umin(b, offset, nir_imm_int(b, array_size - elem_size));
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}
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static void
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crocus_lower_storage_image_derefs(nir_shader *nir)
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{
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nir_function_impl *impl = nir_shader_get_entrypoint(nir);
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nir_builder b;
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nir_builder_init(&b, impl);
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nir_foreach_block(block, impl) {
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nir_foreach_instr_safe(instr, block) {
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if (instr->type != nir_instr_type_intrinsic)
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continue;
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nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
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switch (intrin->intrinsic) {
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case nir_intrinsic_image_deref_load:
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case nir_intrinsic_image_deref_store:
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case nir_intrinsic_image_deref_atomic_add:
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case nir_intrinsic_image_deref_atomic_imin:
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case nir_intrinsic_image_deref_atomic_umin:
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case nir_intrinsic_image_deref_atomic_imax:
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case nir_intrinsic_image_deref_atomic_umax:
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case nir_intrinsic_image_deref_atomic_and:
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case nir_intrinsic_image_deref_atomic_or:
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case nir_intrinsic_image_deref_atomic_xor:
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case nir_intrinsic_image_deref_atomic_exchange:
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case nir_intrinsic_image_deref_atomic_comp_swap:
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case nir_intrinsic_image_deref_size:
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case nir_intrinsic_image_deref_samples:
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case nir_intrinsic_image_deref_load_raw_intel:
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case nir_intrinsic_image_deref_store_raw_intel: {
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nir_deref_instr *deref = nir_src_as_deref(intrin->src[0]);
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nir_variable *var = nir_deref_instr_get_variable(deref);
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b.cursor = nir_before_instr(&intrin->instr);
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nir_ssa_def *index =
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nir_iadd(&b, nir_imm_int(&b, var->data.driver_location),
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get_aoa_deref_offset(&b, deref, 1));
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nir_rewrite_image_intrinsic(intrin, index, false);
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break;
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}
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default:
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break;
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}
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}
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}
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}
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// XXX: need unify_interfaces() at link time...
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/**
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* Undo nir_lower_passthrough_edgeflags but keep the inputs_read flag.
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*/
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static bool
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crocus_fix_edge_flags(nir_shader *nir)
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{
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if (nir->info.stage != MESA_SHADER_VERTEX) {
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nir_shader_preserve_all_metadata(nir);
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return false;
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}
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nir_variable *var = nir_find_variable_with_location(nir, nir_var_shader_out,
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VARYING_SLOT_EDGE);
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if (!var) {
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nir_shader_preserve_all_metadata(nir);
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return false;
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}
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var->data.mode = nir_var_shader_temp;
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nir->info.outputs_written &= ~VARYING_BIT_EDGE;
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nir->info.inputs_read &= ~VERT_BIT_EDGEFLAG;
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nir_fixup_deref_modes(nir);
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nir_foreach_function(f, nir) {
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if (f->impl) {
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nir_metadata_preserve(f->impl, nir_metadata_block_index |
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nir_metadata_dominance |
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nir_metadata_live_ssa_defs |
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nir_metadata_loop_analysis);
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} else {
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nir_metadata_preserve(f->impl, nir_metadata_all);
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}
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}
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return true;
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}
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/**
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* Fix an uncompiled shader's stream output info.
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*
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* Core Gallium stores output->register_index as a "slot" number, where
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* slots are assigned consecutively to all outputs in info->outputs_written.
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* This naive packing of outputs doesn't work for us - we too have slots,
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* but the layout is defined by the VUE map, which we won't have until we
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* compile a specific shader variant. So, we remap these and simply store
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* VARYING_SLOT_* in our copy's output->register_index fields.
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*
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* We also fix up VARYING_SLOT_{LAYER,VIEWPORT,PSIZ} to select the Y/Z/W
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* components of our VUE header. See brw_vue_map.c for the layout.
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*/
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static void
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update_so_info(struct pipe_stream_output_info *so_info,
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uint64_t outputs_written)
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{
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uint8_t reverse_map[64] = {};
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unsigned slot = 0;
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while (outputs_written) {
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reverse_map[slot++] = u_bit_scan64(&outputs_written);
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}
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for (unsigned i = 0; i < so_info->num_outputs; i++) {
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struct pipe_stream_output *output = &so_info->output[i];
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/* Map Gallium's condensed "slots" back to real VARYING_SLOT_* enums */
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output->register_index = reverse_map[output->register_index];
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/* The VUE header contains three scalar fields packed together:
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* - gl_PointSize is stored in VARYING_SLOT_PSIZ.w
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* - gl_Layer is stored in VARYING_SLOT_PSIZ.y
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* - gl_ViewportIndex is stored in VARYING_SLOT_PSIZ.z
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*/
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switch (output->register_index) {
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case VARYING_SLOT_LAYER:
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assert(output->num_components == 1);
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output->register_index = VARYING_SLOT_PSIZ;
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output->start_component = 1;
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break;
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case VARYING_SLOT_VIEWPORT:
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assert(output->num_components == 1);
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output->register_index = VARYING_SLOT_PSIZ;
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output->start_component = 2;
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break;
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case VARYING_SLOT_PSIZ:
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assert(output->num_components == 1);
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output->start_component = 3;
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break;
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}
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//info->outputs_written |= 1ull << output->register_index;
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}
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}
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static void
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setup_vec4_image_sysval(uint32_t *sysvals, uint32_t idx,
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unsigned offset, unsigned n)
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{
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assert(offset % sizeof(uint32_t) == 0);
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for (unsigned i = 0; i < n; ++i)
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sysvals[i] = BRW_PARAM_IMAGE(idx, offset / sizeof(uint32_t) + i);
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for (unsigned i = n; i < 4; ++i)
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sysvals[i] = BRW_PARAM_BUILTIN_ZERO;
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}
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/**
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* Associate NIR uniform variables with the prog_data->param[] mechanism
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* used by the backend. Also, decide which UBOs we'd like to push in an
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* ideal situation (though the backend can reduce this).
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*/
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static void
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crocus_setup_uniforms(const struct brw_compiler *compiler,
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void *mem_ctx,
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nir_shader *nir,
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struct brw_stage_prog_data *prog_data,
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enum brw_param_builtin **out_system_values,
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unsigned *out_num_system_values,
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unsigned *out_num_cbufs)
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{
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UNUSED const struct intel_device_info *devinfo = compiler->devinfo;
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const unsigned CROCUS_MAX_SYSTEM_VALUES =
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PIPE_MAX_SHADER_IMAGES * BRW_IMAGE_PARAM_SIZE;
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enum brw_param_builtin *system_values =
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rzalloc_array(mem_ctx, enum brw_param_builtin, CROCUS_MAX_SYSTEM_VALUES);
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unsigned num_system_values = 0;
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unsigned patch_vert_idx = -1;
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unsigned ucp_idx[CROCUS_MAX_CLIP_PLANES];
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unsigned img_idx[PIPE_MAX_SHADER_IMAGES];
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unsigned variable_group_size_idx = -1;
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memset(ucp_idx, -1, sizeof(ucp_idx));
|
|
memset(img_idx, -1, sizeof(img_idx));
|
|
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
|
|
nir_builder b;
|
|
nir_builder_init(&b, impl);
|
|
|
|
b.cursor = nir_before_block(nir_start_block(impl));
|
|
nir_ssa_def *temp_ubo_name = nir_ssa_undef(&b, 1, 32);
|
|
nir_ssa_def *temp_const_ubo_name = NULL;
|
|
|
|
/* Turn system value intrinsics into uniforms */
|
|
nir_foreach_block(block, impl) {
|
|
nir_foreach_instr_safe(instr, block) {
|
|
if (instr->type != nir_instr_type_intrinsic)
|
|
continue;
|
|
|
|
nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
|
|
nir_ssa_def *offset;
|
|
|
|
switch (intrin->intrinsic) {
|
|
case nir_intrinsic_load_constant: {
|
|
/* This one is special because it reads from the shader constant
|
|
* data and not cbuf0 which gallium uploads for us.
|
|
*/
|
|
b.cursor = nir_before_instr(instr);
|
|
nir_ssa_def *offset =
|
|
nir_iadd_imm(&b, nir_ssa_for_src(&b, intrin->src[0], 1),
|
|
nir_intrinsic_base(intrin));
|
|
|
|
if (temp_const_ubo_name == NULL)
|
|
temp_const_ubo_name = nir_imm_int(&b, 0);
|
|
|
|
nir_intrinsic_instr *load_ubo =
|
|
nir_intrinsic_instr_create(b.shader, nir_intrinsic_load_ubo);
|
|
load_ubo->num_components = intrin->num_components;
|
|
load_ubo->src[0] = nir_src_for_ssa(temp_const_ubo_name);
|
|
load_ubo->src[1] = nir_src_for_ssa(offset);
|
|
nir_intrinsic_set_align(load_ubo, 4, 0);
|
|
nir_intrinsic_set_range_base(load_ubo, 0);
|
|
nir_intrinsic_set_range(load_ubo, ~0);
|
|
nir_ssa_dest_init(&load_ubo->instr, &load_ubo->dest,
|
|
intrin->dest.ssa.num_components,
|
|
intrin->dest.ssa.bit_size,
|
|
intrin->dest.ssa.name);
|
|
nir_builder_instr_insert(&b, &load_ubo->instr);
|
|
|
|
nir_ssa_def_rewrite_uses(&intrin->dest.ssa,
|
|
&load_ubo->dest.ssa);
|
|
nir_instr_remove(&intrin->instr);
|
|
continue;
|
|
}
|
|
case nir_intrinsic_load_user_clip_plane: {
|
|
unsigned ucp = nir_intrinsic_ucp_id(intrin);
|
|
|
|
if (ucp_idx[ucp] == -1) {
|
|
ucp_idx[ucp] = num_system_values;
|
|
num_system_values += 4;
|
|
}
|
|
|
|
for (int i = 0; i < 4; i++) {
|
|
system_values[ucp_idx[ucp] + i] =
|
|
BRW_PARAM_BUILTIN_CLIP_PLANE(ucp, i);
|
|
}
|
|
|
|
b.cursor = nir_before_instr(instr);
|
|
offset = nir_imm_int(&b, ucp_idx[ucp] * sizeof(uint32_t));
|
|
break;
|
|
}
|
|
case nir_intrinsic_load_patch_vertices_in:
|
|
if (patch_vert_idx == -1)
|
|
patch_vert_idx = num_system_values++;
|
|
|
|
system_values[patch_vert_idx] =
|
|
BRW_PARAM_BUILTIN_PATCH_VERTICES_IN;
|
|
|
|
b.cursor = nir_before_instr(instr);
|
|
offset = nir_imm_int(&b, patch_vert_idx * sizeof(uint32_t));
|
|
break;
|
|
case nir_intrinsic_image_deref_load_param_intel: {
|
|
assert(devinfo->ver < 9);
|
|
nir_deref_instr *deref = nir_src_as_deref(intrin->src[0]);
|
|
nir_variable *var = nir_deref_instr_get_variable(deref);
|
|
|
|
if (img_idx[var->data.binding] == -1) {
|
|
/* GL only allows arrays of arrays of images. */
|
|
assert(glsl_type_is_image(glsl_without_array(var->type)));
|
|
unsigned num_images = MAX2(1, glsl_get_aoa_size(var->type));
|
|
|
|
for (int i = 0; i < num_images; i++) {
|
|
const unsigned img = var->data.binding + i;
|
|
|
|
img_idx[img] = num_system_values;
|
|
num_system_values += BRW_IMAGE_PARAM_SIZE;
|
|
|
|
uint32_t *img_sv = &system_values[img_idx[img]];
|
|
|
|
setup_vec4_image_sysval(
|
|
img_sv + BRW_IMAGE_PARAM_OFFSET_OFFSET, img,
|
|
offsetof(struct brw_image_param, offset), 2);
|
|
setup_vec4_image_sysval(
|
|
img_sv + BRW_IMAGE_PARAM_SIZE_OFFSET, img,
|
|
offsetof(struct brw_image_param, size), 3);
|
|
setup_vec4_image_sysval(
|
|
img_sv + BRW_IMAGE_PARAM_STRIDE_OFFSET, img,
|
|
offsetof(struct brw_image_param, stride), 4);
|
|
setup_vec4_image_sysval(
|
|
img_sv + BRW_IMAGE_PARAM_TILING_OFFSET, img,
|
|
offsetof(struct brw_image_param, tiling), 3);
|
|
setup_vec4_image_sysval(
|
|
img_sv + BRW_IMAGE_PARAM_SWIZZLING_OFFSET, img,
|
|
offsetof(struct brw_image_param, swizzling), 2);
|
|
}
|
|
}
|
|
|
|
b.cursor = nir_before_instr(instr);
|
|
offset = nir_iadd(&b,
|
|
get_aoa_deref_offset(&b, deref, BRW_IMAGE_PARAM_SIZE * 4),
|
|
nir_imm_int(&b, img_idx[var->data.binding] * 4 +
|
|
nir_intrinsic_base(intrin) * 16));
|
|
break;
|
|
}
|
|
case nir_intrinsic_load_workgroup_size: {
|
|
assert(nir->info.workgroup_size_variable);
|
|
if (variable_group_size_idx == -1) {
|
|
variable_group_size_idx = num_system_values;
|
|
num_system_values += 3;
|
|
for (int i = 0; i < 3; i++) {
|
|
system_values[variable_group_size_idx + i] =
|
|
BRW_PARAM_BUILTIN_WORK_GROUP_SIZE_X + i;
|
|
}
|
|
}
|
|
|
|
b.cursor = nir_before_instr(instr);
|
|
offset = nir_imm_int(&b,
|
|
variable_group_size_idx * sizeof(uint32_t));
|
|
break;
|
|
}
|
|
default:
|
|
continue;
|
|
}
|
|
|
|
unsigned comps = nir_intrinsic_dest_components(intrin);
|
|
|
|
nir_intrinsic_instr *load =
|
|
nir_intrinsic_instr_create(nir, nir_intrinsic_load_ubo);
|
|
load->num_components = comps;
|
|
load->src[0] = nir_src_for_ssa(temp_ubo_name);
|
|
load->src[1] = nir_src_for_ssa(offset);
|
|
nir_intrinsic_set_align(load, 4, 0);
|
|
nir_intrinsic_set_range_base(load, 0);
|
|
nir_intrinsic_set_range(load, ~0);
|
|
nir_ssa_dest_init(&load->instr, &load->dest, comps, 32, NULL);
|
|
nir_builder_instr_insert(&b, &load->instr);
|
|
nir_ssa_def_rewrite_uses(&intrin->dest.ssa,
|
|
&load->dest.ssa);
|
|
nir_instr_remove(instr);
|
|
}
|
|
}
|
|
|
|
nir_validate_shader(nir, "before remapping");
|
|
|
|
/* Uniforms are stored in constant buffer 0, the
|
|
* user-facing UBOs are indexed by one. So if any constant buffer is
|
|
* needed, the constant buffer 0 will be needed, so account for it.
|
|
*/
|
|
unsigned num_cbufs = nir->info.num_ubos;
|
|
if (num_cbufs || nir->num_uniforms)
|
|
num_cbufs++;
|
|
|
|
/* Place the new params in a new cbuf. */
|
|
if (num_system_values > 0) {
|
|
unsigned sysval_cbuf_index = num_cbufs;
|
|
num_cbufs++;
|
|
|
|
system_values = reralloc(mem_ctx, system_values, enum brw_param_builtin,
|
|
num_system_values);
|
|
|
|
nir_foreach_block(block, impl) {
|
|
nir_foreach_instr_safe(instr, block) {
|
|
if (instr->type != nir_instr_type_intrinsic)
|
|
continue;
|
|
|
|
nir_intrinsic_instr *load = nir_instr_as_intrinsic(instr);
|
|
|
|
if (load->intrinsic != nir_intrinsic_load_ubo)
|
|
continue;
|
|
|
|
b.cursor = nir_before_instr(instr);
|
|
|
|
assert(load->src[0].is_ssa);
|
|
|
|
if (load->src[0].ssa == temp_ubo_name) {
|
|
nir_ssa_def *imm = nir_imm_int(&b, sysval_cbuf_index);
|
|
nir_instr_rewrite_src(instr, &load->src[0],
|
|
nir_src_for_ssa(imm));
|
|
}
|
|
}
|
|
}
|
|
|
|
/* We need to fold the new iadds for brw_nir_analyze_ubo_ranges */
|
|
nir_opt_constant_folding(nir);
|
|
} else {
|
|
ralloc_free(system_values);
|
|
system_values = NULL;
|
|
}
|
|
|
|
assert(num_cbufs < PIPE_MAX_CONSTANT_BUFFERS);
|
|
nir_validate_shader(nir, "after remap");
|
|
|
|
/* We don't use params[] but gallium leaves num_uniforms set. We use this
|
|
* to detect when cbuf0 exists but we don't need it anymore when we get
|
|
* here. Instead, zero it out so that the back-end doesn't get confused
|
|
* when nr_params * 4 != num_uniforms != nr_params * 4.
|
|
*/
|
|
nir->num_uniforms = 0;
|
|
|
|
/* Constant loads (if any) need to go at the end of the constant buffers so
|
|
* we need to know num_cbufs before we can lower to them.
|
|
*/
|
|
if (temp_const_ubo_name != NULL) {
|
|
nir_load_const_instr *const_ubo_index =
|
|
nir_instr_as_load_const(temp_const_ubo_name->parent_instr);
|
|
assert(const_ubo_index->def.bit_size == 32);
|
|
const_ubo_index->value[0].u32 = num_cbufs;
|
|
}
|
|
|
|
*out_system_values = system_values;
|
|
*out_num_system_values = num_system_values;
|
|
*out_num_cbufs = num_cbufs;
|
|
}
|
|
|
|
static const char *surface_group_names[] = {
|
|
[CROCUS_SURFACE_GROUP_RENDER_TARGET] = "render target",
|
|
[CROCUS_SURFACE_GROUP_RENDER_TARGET_READ] = "non-coherent render target read",
|
|
[CROCUS_SURFACE_GROUP_SOL] = "streamout",
|
|
[CROCUS_SURFACE_GROUP_CS_WORK_GROUPS] = "CS work groups",
|
|
[CROCUS_SURFACE_GROUP_TEXTURE] = "texture",
|
|
[CROCUS_SURFACE_GROUP_TEXTURE_GATHER] = "texture gather",
|
|
[CROCUS_SURFACE_GROUP_UBO] = "ubo",
|
|
[CROCUS_SURFACE_GROUP_SSBO] = "ssbo",
|
|
[CROCUS_SURFACE_GROUP_IMAGE] = "image",
|
|
};
|
|
|
|
static void
|
|
crocus_print_binding_table(FILE *fp, const char *name,
|
|
const struct crocus_binding_table *bt)
|
|
{
|
|
STATIC_ASSERT(ARRAY_SIZE(surface_group_names) == CROCUS_SURFACE_GROUP_COUNT);
|
|
|
|
uint32_t total = 0;
|
|
uint32_t compacted = 0;
|
|
|
|
for (int i = 0; i < CROCUS_SURFACE_GROUP_COUNT; i++) {
|
|
uint32_t size = bt->sizes[i];
|
|
total += size;
|
|
if (size)
|
|
compacted += util_bitcount64(bt->used_mask[i]);
|
|
}
|
|
|
|
if (total == 0) {
|
|
fprintf(fp, "Binding table for %s is empty\n\n", name);
|
|
return;
|
|
}
|
|
|
|
if (total != compacted) {
|
|
fprintf(fp, "Binding table for %s "
|
|
"(compacted to %u entries from %u entries)\n",
|
|
name, compacted, total);
|
|
} else {
|
|
fprintf(fp, "Binding table for %s (%u entries)\n", name, total);
|
|
}
|
|
|
|
uint32_t entry = 0;
|
|
for (int i = 0; i < CROCUS_SURFACE_GROUP_COUNT; i++) {
|
|
uint64_t mask = bt->used_mask[i];
|
|
while (mask) {
|
|
int index = u_bit_scan64(&mask);
|
|
fprintf(fp, " [%u] %s #%d\n", entry++, surface_group_names[i], index);
|
|
}
|
|
}
|
|
fprintf(fp, "\n");
|
|
}
|
|
|
|
enum {
|
|
/* Max elements in a surface group. */
|
|
SURFACE_GROUP_MAX_ELEMENTS = 64,
|
|
};
|
|
|
|
/**
|
|
* Map a <group, index> pair to a binding table index.
|
|
*
|
|
* For example: <UBO, 5> => binding table index 12
|
|
*/
|
|
uint32_t
|
|
crocus_group_index_to_bti(const struct crocus_binding_table *bt,
|
|
enum crocus_surface_group group, uint32_t index)
|
|
{
|
|
assert(index < bt->sizes[group]);
|
|
uint64_t mask = bt->used_mask[group];
|
|
uint64_t bit = 1ull << index;
|
|
if (bit & mask) {
|
|
return bt->offsets[group] + util_bitcount64((bit - 1) & mask);
|
|
} else {
|
|
return CROCUS_SURFACE_NOT_USED;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Map a binding table index back to a <group, index> pair.
|
|
*
|
|
* For example: binding table index 12 => <UBO, 5>
|
|
*/
|
|
uint32_t
|
|
crocus_bti_to_group_index(const struct crocus_binding_table *bt,
|
|
enum crocus_surface_group group, uint32_t bti)
|
|
{
|
|
uint64_t used_mask = bt->used_mask[group];
|
|
assert(bti >= bt->offsets[group]);
|
|
|
|
uint32_t c = bti - bt->offsets[group];
|
|
while (used_mask) {
|
|
int i = u_bit_scan64(&used_mask);
|
|
if (c == 0)
|
|
return i;
|
|
c--;
|
|
}
|
|
|
|
return CROCUS_SURFACE_NOT_USED;
|
|
}
|
|
|
|
static void
|
|
rewrite_src_with_bti(nir_builder *b, struct crocus_binding_table *bt,
|
|
nir_instr *instr, nir_src *src,
|
|
enum crocus_surface_group group)
|
|
{
|
|
assert(bt->sizes[group] > 0);
|
|
|
|
b->cursor = nir_before_instr(instr);
|
|
nir_ssa_def *bti;
|
|
if (nir_src_is_const(*src)) {
|
|
uint32_t index = nir_src_as_uint(*src);
|
|
bti = nir_imm_intN_t(b, crocus_group_index_to_bti(bt, group, index),
|
|
src->ssa->bit_size);
|
|
} else {
|
|
/* Indirect usage makes all the surfaces of the group to be available,
|
|
* so we can just add the base.
|
|
*/
|
|
assert(bt->used_mask[group] == BITFIELD64_MASK(bt->sizes[group]));
|
|
bti = nir_iadd_imm(b, src->ssa, bt->offsets[group]);
|
|
}
|
|
nir_instr_rewrite_src(instr, src, nir_src_for_ssa(bti));
|
|
}
|
|
|
|
static void
|
|
mark_used_with_src(struct crocus_binding_table *bt, nir_src *src,
|
|
enum crocus_surface_group group)
|
|
{
|
|
assert(bt->sizes[group] > 0);
|
|
|
|
if (nir_src_is_const(*src)) {
|
|
uint64_t index = nir_src_as_uint(*src);
|
|
assert(index < bt->sizes[group]);
|
|
bt->used_mask[group] |= 1ull << index;
|
|
} else {
|
|
/* There's an indirect usage, we need all the surfaces. */
|
|
bt->used_mask[group] = BITFIELD64_MASK(bt->sizes[group]);
|
|
}
|
|
}
|
|
|
|
static bool
|
|
skip_compacting_binding_tables(void)
|
|
{
|
|
static int skip = -1;
|
|
if (skip < 0)
|
|
skip = env_var_as_boolean("INTEL_DISABLE_COMPACT_BINDING_TABLE", false);
|
|
return skip;
|
|
}
|
|
|
|
/**
|
|
* Set up the binding table indices and apply to the shader.
|
|
*/
|
|
static void
|
|
crocus_setup_binding_table(const struct intel_device_info *devinfo,
|
|
struct nir_shader *nir,
|
|
struct crocus_binding_table *bt,
|
|
unsigned num_render_targets,
|
|
unsigned num_system_values,
|
|
unsigned num_cbufs,
|
|
const struct brw_sampler_prog_key_data *key)
|
|
{
|
|
const struct shader_info *info = &nir->info;
|
|
|
|
memset(bt, 0, sizeof(*bt));
|
|
|
|
/* Set the sizes for each surface group. For some groups, we already know
|
|
* upfront how many will be used, so mark them.
|
|
*/
|
|
if (info->stage == MESA_SHADER_FRAGMENT) {
|
|
bt->sizes[CROCUS_SURFACE_GROUP_RENDER_TARGET] = num_render_targets;
|
|
/* All render targets used. */
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_RENDER_TARGET] =
|
|
BITFIELD64_MASK(num_render_targets);
|
|
|
|
/* Setup render target read surface group in order to support non-coherent
|
|
* framebuffer fetch on Gfx7
|
|
*/
|
|
if (devinfo->ver >= 6 && info->outputs_read) {
|
|
bt->sizes[CROCUS_SURFACE_GROUP_RENDER_TARGET_READ] = num_render_targets;
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_RENDER_TARGET_READ] =
|
|
BITFIELD64_MASK(num_render_targets);
|
|
}
|
|
} else if (info->stage == MESA_SHADER_COMPUTE) {
|
|
bt->sizes[CROCUS_SURFACE_GROUP_CS_WORK_GROUPS] = 1;
|
|
} else if (info->stage == MESA_SHADER_GEOMETRY) {
|
|
/* In gfx6 we reserve the first BRW_MAX_SOL_BINDINGS entries for transform
|
|
* feedback surfaces.
|
|
*/
|
|
if (devinfo->ver == 6) {
|
|
bt->sizes[CROCUS_SURFACE_GROUP_SOL] = BRW_MAX_SOL_BINDINGS;
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_SOL] = (uint64_t)-1;
|
|
}
|
|
}
|
|
|
|
bt->sizes[CROCUS_SURFACE_GROUP_TEXTURE] = BITSET_LAST_BIT(info->textures_used);
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_TEXTURE] = info->textures_used[0];
|
|
|
|
if (info->uses_texture_gather) {
|
|
bt->sizes[CROCUS_SURFACE_GROUP_TEXTURE_GATHER] = BITSET_LAST_BIT(info->textures_used);
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_TEXTURE_GATHER] = info->textures_used[0];
|
|
}
|
|
|
|
bt->sizes[CROCUS_SURFACE_GROUP_IMAGE] = info->num_images;
|
|
|
|
/* Allocate an extra slot in the UBO section for NIR constants.
|
|
* Binding table compaction will remove it if unnecessary.
|
|
*
|
|
* We don't include them in crocus_compiled_shader::num_cbufs because
|
|
* they are uploaded separately from shs->constbufs[], but from a shader
|
|
* point of view, they're another UBO (at the end of the section).
|
|
*/
|
|
bt->sizes[CROCUS_SURFACE_GROUP_UBO] = num_cbufs + 1;
|
|
|
|
bt->sizes[CROCUS_SURFACE_GROUP_SSBO] = info->num_ssbos;
|
|
|
|
for (int i = 0; i < CROCUS_SURFACE_GROUP_COUNT; i++)
|
|
assert(bt->sizes[i] <= SURFACE_GROUP_MAX_ELEMENTS);
|
|
|
|
/* Mark surfaces used for the cases we don't have the information available
|
|
* upfront.
|
|
*/
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
nir_foreach_block (block, impl) {
|
|
nir_foreach_instr (instr, block) {
|
|
if (instr->type != nir_instr_type_intrinsic)
|
|
continue;
|
|
|
|
nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
|
|
switch (intrin->intrinsic) {
|
|
case nir_intrinsic_load_num_workgroups:
|
|
bt->used_mask[CROCUS_SURFACE_GROUP_CS_WORK_GROUPS] = 1;
|
|
break;
|
|
|
|
case nir_intrinsic_load_output:
|
|
if (devinfo->ver >= 6) {
|
|
mark_used_with_src(bt, &intrin->src[0],
|
|
CROCUS_SURFACE_GROUP_RENDER_TARGET_READ);
|
|
}
|
|
break;
|
|
|
|
case nir_intrinsic_image_size:
|
|
case nir_intrinsic_image_load:
|
|
case nir_intrinsic_image_store:
|
|
case nir_intrinsic_image_atomic_add:
|
|
case nir_intrinsic_image_atomic_imin:
|
|
case nir_intrinsic_image_atomic_umin:
|
|
case nir_intrinsic_image_atomic_imax:
|
|
case nir_intrinsic_image_atomic_umax:
|
|
case nir_intrinsic_image_atomic_and:
|
|
case nir_intrinsic_image_atomic_or:
|
|
case nir_intrinsic_image_atomic_xor:
|
|
case nir_intrinsic_image_atomic_exchange:
|
|
case nir_intrinsic_image_atomic_comp_swap:
|
|
case nir_intrinsic_image_load_raw_intel:
|
|
case nir_intrinsic_image_store_raw_intel:
|
|
mark_used_with_src(bt, &intrin->src[0], CROCUS_SURFACE_GROUP_IMAGE);
|
|
break;
|
|
|
|
case nir_intrinsic_load_ubo:
|
|
mark_used_with_src(bt, &intrin->src[0], CROCUS_SURFACE_GROUP_UBO);
|
|
break;
|
|
|
|
case nir_intrinsic_store_ssbo:
|
|
mark_used_with_src(bt, &intrin->src[1], CROCUS_SURFACE_GROUP_SSBO);
|
|
break;
|
|
|
|
case nir_intrinsic_get_ssbo_size:
|
|
case nir_intrinsic_ssbo_atomic_add:
|
|
case nir_intrinsic_ssbo_atomic_imin:
|
|
case nir_intrinsic_ssbo_atomic_umin:
|
|
case nir_intrinsic_ssbo_atomic_imax:
|
|
case nir_intrinsic_ssbo_atomic_umax:
|
|
case nir_intrinsic_ssbo_atomic_and:
|
|
case nir_intrinsic_ssbo_atomic_or:
|
|
case nir_intrinsic_ssbo_atomic_xor:
|
|
case nir_intrinsic_ssbo_atomic_exchange:
|
|
case nir_intrinsic_ssbo_atomic_comp_swap:
|
|
case nir_intrinsic_ssbo_atomic_fmin:
|
|
case nir_intrinsic_ssbo_atomic_fmax:
|
|
case nir_intrinsic_ssbo_atomic_fcomp_swap:
|
|
case nir_intrinsic_load_ssbo:
|
|
mark_used_with_src(bt, &intrin->src[0], CROCUS_SURFACE_GROUP_SSBO);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* When disable we just mark everything as used. */
|
|
if (unlikely(skip_compacting_binding_tables())) {
|
|
for (int i = 0; i < CROCUS_SURFACE_GROUP_COUNT; i++)
|
|
bt->used_mask[i] = BITFIELD64_MASK(bt->sizes[i]);
|
|
}
|
|
|
|
/* Calculate the offsets and the binding table size based on the used
|
|
* surfaces. After this point, the functions to go between "group indices"
|
|
* and binding table indices can be used.
|
|
*/
|
|
uint32_t next = 0;
|
|
for (int i = 0; i < CROCUS_SURFACE_GROUP_COUNT; i++) {
|
|
if (bt->used_mask[i] != 0) {
|
|
bt->offsets[i] = next;
|
|
next += util_bitcount64(bt->used_mask[i]);
|
|
}
|
|
}
|
|
bt->size_bytes = next * 4;
|
|
|
|
if (unlikely(INTEL_DEBUG & DEBUG_BT)) {
|
|
crocus_print_binding_table(stderr, gl_shader_stage_name(info->stage), bt);
|
|
}
|
|
|
|
/* Apply the binding table indices. The backend compiler is not expected
|
|
* to change those, as we haven't set any of the *_start entries in brw
|
|
* binding_table.
|
|
*/
|
|
nir_builder b;
|
|
nir_builder_init(&b, impl);
|
|
|
|
nir_foreach_block (block, impl) {
|
|
nir_foreach_instr (instr, block) {
|
|
if (instr->type == nir_instr_type_tex) {
|
|
nir_tex_instr *tex = nir_instr_as_tex(instr);
|
|
bool is_gather = tex->op == nir_texop_tg4;
|
|
|
|
/* rewrite the tg4 component from green to blue before replacing the
|
|
texture index */
|
|
if (devinfo->ver == 7 && !devinfo->is_haswell) {
|
|
if (tex->component == 1)
|
|
if (key->gather_channel_quirk_mask & (1 << tex->texture_index))
|
|
tex->component = 2;
|
|
}
|
|
|
|
if (is_gather && devinfo->ver == 6 && key->gfx6_gather_wa[tex->texture_index]) {
|
|
b.cursor = nir_after_instr(instr);
|
|
enum gfx6_gather_sampler_wa wa = key->gfx6_gather_wa[tex->texture_index];
|
|
int width = (wa & WA_8BIT) ? 8 : 16;
|
|
|
|
nir_ssa_def *val = nir_fmul_imm(&b, &tex->dest.ssa, (1 << width) - 1);
|
|
val = nir_f2u32(&b, val);
|
|
if (wa & WA_SIGN) {
|
|
val = nir_ishl(&b, val, nir_imm_int(&b, 32 - width));
|
|
val = nir_ishr(&b, val, nir_imm_int(&b, 32 - width));
|
|
}
|
|
nir_ssa_def_rewrite_uses_after(&tex->dest.ssa, val, val->parent_instr);
|
|
}
|
|
|
|
tex->texture_index =
|
|
crocus_group_index_to_bti(bt, is_gather ? CROCUS_SURFACE_GROUP_TEXTURE_GATHER : CROCUS_SURFACE_GROUP_TEXTURE,
|
|
tex->texture_index);
|
|
continue;
|
|
}
|
|
|
|
if (instr->type != nir_instr_type_intrinsic)
|
|
continue;
|
|
|
|
nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
|
|
switch (intrin->intrinsic) {
|
|
case nir_intrinsic_image_size:
|
|
case nir_intrinsic_image_load:
|
|
case nir_intrinsic_image_store:
|
|
case nir_intrinsic_image_atomic_add:
|
|
case nir_intrinsic_image_atomic_imin:
|
|
case nir_intrinsic_image_atomic_umin:
|
|
case nir_intrinsic_image_atomic_imax:
|
|
case nir_intrinsic_image_atomic_umax:
|
|
case nir_intrinsic_image_atomic_and:
|
|
case nir_intrinsic_image_atomic_or:
|
|
case nir_intrinsic_image_atomic_xor:
|
|
case nir_intrinsic_image_atomic_exchange:
|
|
case nir_intrinsic_image_atomic_comp_swap:
|
|
case nir_intrinsic_image_load_raw_intel:
|
|
case nir_intrinsic_image_store_raw_intel:
|
|
rewrite_src_with_bti(&b, bt, instr, &intrin->src[0],
|
|
CROCUS_SURFACE_GROUP_IMAGE);
|
|
break;
|
|
|
|
case nir_intrinsic_load_ubo:
|
|
rewrite_src_with_bti(&b, bt, instr, &intrin->src[0],
|
|
CROCUS_SURFACE_GROUP_UBO);
|
|
break;
|
|
|
|
case nir_intrinsic_store_ssbo:
|
|
rewrite_src_with_bti(&b, bt, instr, &intrin->src[1],
|
|
CROCUS_SURFACE_GROUP_SSBO);
|
|
break;
|
|
|
|
case nir_intrinsic_load_output:
|
|
if (devinfo->ver >= 6) {
|
|
rewrite_src_with_bti(&b, bt, instr, &intrin->src[0],
|
|
CROCUS_SURFACE_GROUP_RENDER_TARGET_READ);
|
|
}
|
|
break;
|
|
|
|
case nir_intrinsic_get_ssbo_size:
|
|
case nir_intrinsic_ssbo_atomic_add:
|
|
case nir_intrinsic_ssbo_atomic_imin:
|
|
case nir_intrinsic_ssbo_atomic_umin:
|
|
case nir_intrinsic_ssbo_atomic_imax:
|
|
case nir_intrinsic_ssbo_atomic_umax:
|
|
case nir_intrinsic_ssbo_atomic_and:
|
|
case nir_intrinsic_ssbo_atomic_or:
|
|
case nir_intrinsic_ssbo_atomic_xor:
|
|
case nir_intrinsic_ssbo_atomic_exchange:
|
|
case nir_intrinsic_ssbo_atomic_comp_swap:
|
|
case nir_intrinsic_ssbo_atomic_fmin:
|
|
case nir_intrinsic_ssbo_atomic_fmax:
|
|
case nir_intrinsic_ssbo_atomic_fcomp_swap:
|
|
case nir_intrinsic_load_ssbo:
|
|
rewrite_src_with_bti(&b, bt, instr, &intrin->src[0],
|
|
CROCUS_SURFACE_GROUP_SSBO);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
crocus_debug_recompile(struct crocus_context *ice,
|
|
struct shader_info *info,
|
|
const struct brw_base_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *) ice->ctx.screen;
|
|
const struct brw_compiler *c = screen->compiler;
|
|
|
|
if (!info)
|
|
return;
|
|
|
|
c->shader_perf_log(&ice->dbg, "Recompiling %s shader for program %s: %s\n",
|
|
_mesa_shader_stage_to_string(info->stage),
|
|
info->name ? info->name : "(no identifier)",
|
|
info->label ? info->label : "");
|
|
|
|
const void *old_key =
|
|
crocus_find_previous_compile(ice, info->stage, key->program_string_id);
|
|
|
|
brw_debug_key_recompile(c, &ice->dbg, info->stage, old_key, key);
|
|
}
|
|
|
|
/**
|
|
* Get the shader for the last enabled geometry stage.
|
|
*
|
|
* This stage is the one which will feed stream output and the rasterizer.
|
|
*/
|
|
static gl_shader_stage
|
|
last_vue_stage(struct crocus_context *ice)
|
|
{
|
|
if (ice->shaders.uncompiled[MESA_SHADER_GEOMETRY])
|
|
return MESA_SHADER_GEOMETRY;
|
|
|
|
if (ice->shaders.uncompiled[MESA_SHADER_TESS_EVAL])
|
|
return MESA_SHADER_TESS_EVAL;
|
|
|
|
return MESA_SHADER_VERTEX;
|
|
}
|
|
|
|
static GLbitfield64
|
|
crocus_vs_outputs_written(struct crocus_context *ice,
|
|
const struct brw_vs_prog_key *key,
|
|
GLbitfield64 user_varyings)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
GLbitfield64 outputs_written = user_varyings;
|
|
|
|
if (devinfo->ver < 6) {
|
|
|
|
if (key->copy_edgeflag)
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_EDGE);
|
|
|
|
/* Put dummy slots into the VUE for the SF to put the replaced
|
|
* point sprite coords in. We shouldn't need these dummy slots,
|
|
* which take up precious URB space, but it would mean that the SF
|
|
* doesn't get nice aligned pairs of input coords into output
|
|
* coords, which would be a pain to handle.
|
|
*/
|
|
for (unsigned i = 0; i < 8; i++) {
|
|
if (key->point_coord_replace & (1 << i))
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_TEX0 + i);
|
|
}
|
|
|
|
/* if back colors are written, allocate slots for front colors too */
|
|
if (outputs_written & BITFIELD64_BIT(VARYING_SLOT_BFC0))
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_COL0);
|
|
if (outputs_written & BITFIELD64_BIT(VARYING_SLOT_BFC1))
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_COL1);
|
|
}
|
|
|
|
/* In order for legacy clipping to work, we need to populate the clip
|
|
* distance varying slots whenever clipping is enabled, even if the vertex
|
|
* shader doesn't write to gl_ClipDistance.
|
|
*/
|
|
if (key->nr_userclip_plane_consts > 0) {
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST0);
|
|
outputs_written |= BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST1);
|
|
}
|
|
|
|
return outputs_written;
|
|
}
|
|
|
|
/*
|
|
* If no edgeflags come from the user, gen4/5
|
|
* require giving the clip shader a default edgeflag.
|
|
*
|
|
* This will always be 1.0.
|
|
*/
|
|
static void
|
|
crocus_lower_default_edgeflags(struct nir_shader *nir)
|
|
{
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
|
|
nir_builder b;
|
|
nir_builder_init(&b, impl);
|
|
|
|
b.cursor = nir_after_cf_list(&b.impl->body);
|
|
nir_variable *var = nir_variable_create(nir, nir_var_shader_out,
|
|
glsl_float_type(),
|
|
"edgeflag");
|
|
var->data.location = VARYING_SLOT_EDGE;
|
|
nir_store_var(&b, var, nir_imm_float(&b, 1.0), 0x1);
|
|
}
|
|
|
|
/**
|
|
* Compile a vertex shader, and upload the assembly.
|
|
*/
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_vs(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_vs_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_vs_prog_data *vs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_vs_prog_data);
|
|
struct brw_vue_prog_data *vue_prog_data = &vs_prog_data->base;
|
|
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
|
|
enum brw_param_builtin *system_values;
|
|
unsigned num_system_values;
|
|
unsigned num_cbufs;
|
|
|
|
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
if (key->nr_userclip_plane_consts) {
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
nir_lower_clip_vs(nir, (1 << key->nr_userclip_plane_consts) - 1, true,
|
|
false, NULL);
|
|
nir_lower_io_to_temporaries(nir, impl, true, false);
|
|
nir_lower_global_vars_to_local(nir);
|
|
nir_lower_vars_to_ssa(nir);
|
|
nir_shader_gather_info(nir, impl);
|
|
}
|
|
|
|
prog_data->use_alt_mode = ish->use_alt_mode;
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
|
|
if (devinfo->ver <= 5 &&
|
|
!(nir->info.inputs_read & BITFIELD64_BIT(VERT_ATTRIB_EDGEFLAG)))
|
|
crocus_lower_default_edgeflags(nir);
|
|
|
|
struct crocus_binding_table bt;
|
|
crocus_setup_binding_table(devinfo, nir, &bt, /* num_render_targets */ 0,
|
|
num_system_values, num_cbufs, &key->base.tex);
|
|
|
|
if (can_push_ubo(devinfo))
|
|
brw_nir_analyze_ubo_ranges(compiler, nir, NULL, prog_data->ubo_ranges);
|
|
|
|
uint64_t outputs_written =
|
|
crocus_vs_outputs_written(ice, key, nir->info.outputs_written);
|
|
brw_compute_vue_map(devinfo,
|
|
&vue_prog_data->vue_map, outputs_written,
|
|
nir->info.separate_shader, /* pos slots */ 1);
|
|
|
|
/* Don't tell the backend about our clip plane constants, we've already
|
|
* lowered them in NIR and we don't want it doing it again.
|
|
*/
|
|
struct brw_vs_prog_key key_no_ucp = *key;
|
|
key_no_ucp.nr_userclip_plane_consts = 0;
|
|
key_no_ucp.copy_edgeflag = false;
|
|
crocus_sanitize_tex_key(&key_no_ucp.base.tex);
|
|
|
|
struct brw_compile_vs_params params = {
|
|
.nir = nir,
|
|
.key = &key_no_ucp,
|
|
.prog_data = vs_prog_data,
|
|
.edgeflag_is_last = devinfo->ver < 6,
|
|
.log_data = &ice->dbg,
|
|
};
|
|
const unsigned *program =
|
|
brw_compile_vs(compiler, mem_ctx, ¶ms);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile vertex shader: %s\n", params.error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
|
|
uint32_t *so_decls = NULL;
|
|
if (devinfo->ver > 6)
|
|
so_decls = screen->vtbl.create_so_decl_list(&ish->stream_output,
|
|
&vue_prog_data->vue_map);
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_VS, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*vs_prog_data), so_decls,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
/**
|
|
* Update the current vertex shader variant.
|
|
*
|
|
* Fill out the key, look in the cache, compile and bind if needed.
|
|
*/
|
|
static void
|
|
crocus_update_compiled_vs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_VERTEX];
|
|
struct crocus_uncompiled_shader *ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_VERTEX];
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_vs_prog_key key = { KEY_INIT() };
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_VERTEX, ish,
|
|
ish->nir->info.uses_texture_gather, &key.base.tex);
|
|
screen->vtbl.populate_vs_key(ice, &ish->nir->info, last_vue_stage(ice), &key);
|
|
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_VS];
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_VS, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_vs(ice, ish, &key);
|
|
|
|
if (old != shader) {
|
|
ice->shaders.prog[CROCUS_CACHE_VS] = shader;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_VS |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_VS |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_VS;
|
|
shs->sysvals_need_upload = true;
|
|
|
|
const struct brw_vs_prog_data *vs_prog_data =
|
|
(void *) shader->prog_data;
|
|
const bool uses_draw_params = vs_prog_data->uses_firstvertex ||
|
|
vs_prog_data->uses_baseinstance;
|
|
const bool uses_derived_draw_params = vs_prog_data->uses_drawid ||
|
|
vs_prog_data->uses_is_indexed_draw;
|
|
const bool needs_sgvs_element = uses_draw_params ||
|
|
vs_prog_data->uses_instanceid ||
|
|
vs_prog_data->uses_vertexid;
|
|
|
|
if (ice->state.vs_uses_draw_params != uses_draw_params ||
|
|
ice->state.vs_uses_derived_draw_params != uses_derived_draw_params ||
|
|
ice->state.vs_needs_edge_flag != ish->needs_edge_flag ||
|
|
ice->state.vs_uses_vertexid != vs_prog_data->uses_vertexid ||
|
|
ice->state.vs_uses_instanceid != vs_prog_data->uses_instanceid) {
|
|
ice->state.dirty |= CROCUS_DIRTY_VERTEX_BUFFERS |
|
|
CROCUS_DIRTY_VERTEX_ELEMENTS;
|
|
}
|
|
ice->state.vs_uses_draw_params = uses_draw_params;
|
|
ice->state.vs_uses_derived_draw_params = uses_derived_draw_params;
|
|
ice->state.vs_needs_sgvs_element = needs_sgvs_element;
|
|
ice->state.vs_needs_edge_flag = ish->needs_edge_flag;
|
|
ice->state.vs_uses_vertexid = vs_prog_data->uses_vertexid;
|
|
ice->state.vs_uses_instanceid = vs_prog_data->uses_instanceid;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the shader_info for a given stage, or NULL if the stage is disabled.
|
|
*/
|
|
const struct shader_info *
|
|
crocus_get_shader_info(const struct crocus_context *ice, gl_shader_stage stage)
|
|
{
|
|
const struct crocus_uncompiled_shader *ish = ice->shaders.uncompiled[stage];
|
|
|
|
if (!ish)
|
|
return NULL;
|
|
|
|
const nir_shader *nir = ish->nir;
|
|
return &nir->info;
|
|
}
|
|
|
|
/**
|
|
* Get the union of TCS output and TES input slots.
|
|
*
|
|
* TCS and TES need to agree on a common URB entry layout. In particular,
|
|
* the data for all patch vertices is stored in a single URB entry (unlike
|
|
* GS which has one entry per input vertex). This means that per-vertex
|
|
* array indexing needs a stride.
|
|
*
|
|
* SSO requires locations to match, but doesn't require the number of
|
|
* outputs/inputs to match (in fact, the TCS often has extra outputs).
|
|
* So, we need to take the extra step of unifying these on the fly.
|
|
*/
|
|
static void
|
|
get_unified_tess_slots(const struct crocus_context *ice,
|
|
uint64_t *per_vertex_slots,
|
|
uint32_t *per_patch_slots)
|
|
{
|
|
const struct shader_info *tcs =
|
|
crocus_get_shader_info(ice, MESA_SHADER_TESS_CTRL);
|
|
const struct shader_info *tes =
|
|
crocus_get_shader_info(ice, MESA_SHADER_TESS_EVAL);
|
|
|
|
*per_vertex_slots = tes->inputs_read;
|
|
*per_patch_slots = tes->patch_inputs_read;
|
|
|
|
if (tcs) {
|
|
*per_vertex_slots |= tcs->outputs_written;
|
|
*per_patch_slots |= tcs->patch_outputs_written;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Compile a tessellation control shader, and upload the assembly.
|
|
*/
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_tcs(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_tcs_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
const struct nir_shader_compiler_options *options =
|
|
compiler->glsl_compiler_options[MESA_SHADER_TESS_CTRL].NirOptions;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_tcs_prog_data *tcs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_tcs_prog_data);
|
|
struct brw_vue_prog_data *vue_prog_data = &tcs_prog_data->base;
|
|
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
enum brw_param_builtin *system_values = NULL;
|
|
unsigned num_system_values = 0;
|
|
unsigned num_cbufs = 0;
|
|
|
|
nir_shader *nir;
|
|
|
|
struct crocus_binding_table bt;
|
|
|
|
if (ish) {
|
|
nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
crocus_setup_binding_table(devinfo, nir, &bt, /* num_render_targets */ 0,
|
|
num_system_values, num_cbufs, &key->base.tex);
|
|
if (can_push_ubo(devinfo))
|
|
brw_nir_analyze_ubo_ranges(compiler, nir, NULL, prog_data->ubo_ranges);
|
|
} else {
|
|
nir = brw_nir_create_passthrough_tcs(mem_ctx, compiler, options, key);
|
|
|
|
/* Reserve space for passing the default tess levels as constants. */
|
|
num_cbufs = 1;
|
|
num_system_values = 8;
|
|
system_values =
|
|
rzalloc_array(mem_ctx, enum brw_param_builtin, num_system_values);
|
|
prog_data->param = rzalloc_array(mem_ctx, uint32_t, num_system_values);
|
|
prog_data->nr_params = num_system_values;
|
|
|
|
if (key->tes_primitive_mode == GL_QUADS) {
|
|
for (int i = 0; i < 4; i++)
|
|
system_values[7 - i] = BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_X + i;
|
|
|
|
system_values[3] = BRW_PARAM_BUILTIN_TESS_LEVEL_INNER_X;
|
|
system_values[2] = BRW_PARAM_BUILTIN_TESS_LEVEL_INNER_Y;
|
|
} else if (key->tes_primitive_mode == GL_TRIANGLES) {
|
|
for (int i = 0; i < 3; i++)
|
|
system_values[7 - i] = BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_X + i;
|
|
|
|
system_values[4] = BRW_PARAM_BUILTIN_TESS_LEVEL_INNER_X;
|
|
} else {
|
|
assert(key->tes_primitive_mode == GL_ISOLINES);
|
|
system_values[7] = BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_Y;
|
|
system_values[6] = BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_X;
|
|
}
|
|
|
|
/* Manually setup the TCS binding table. */
|
|
memset(&bt, 0, sizeof(bt));
|
|
bt.sizes[CROCUS_SURFACE_GROUP_UBO] = 1;
|
|
bt.used_mask[CROCUS_SURFACE_GROUP_UBO] = 1;
|
|
bt.size_bytes = 4;
|
|
|
|
prog_data->ubo_ranges[0].length = 1;
|
|
}
|
|
|
|
struct brw_tcs_prog_key key_clean = *key;
|
|
crocus_sanitize_tex_key(&key_clean.base.tex);
|
|
char *error_str = NULL;
|
|
const unsigned *program =
|
|
brw_compile_tcs(compiler, &ice->dbg, mem_ctx, &key_clean, tcs_prog_data, nir,
|
|
-1, NULL, &error_str);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile control shader: %s\n", error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish) {
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
}
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_TCS, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*tcs_prog_data), NULL,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
if (ish)
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
/**
|
|
* Update the current tessellation control shader variant.
|
|
*
|
|
* Fill out the key, look in the cache, compile and bind if needed.
|
|
*/
|
|
static void
|
|
crocus_update_compiled_tcs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_TESS_CTRL];
|
|
struct crocus_uncompiled_shader *tcs =
|
|
ice->shaders.uncompiled[MESA_SHADER_TESS_CTRL];
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
|
|
const struct shader_info *tes_info =
|
|
crocus_get_shader_info(ice, MESA_SHADER_TESS_EVAL);
|
|
struct brw_tcs_prog_key key = {
|
|
KEY_INIT_NO_ID(),
|
|
.base.program_string_id = tcs ? tcs->program_id : 0,
|
|
.tes_primitive_mode = tes_info->tess.primitive_mode,
|
|
.input_vertices = ice->state.vertices_per_patch,
|
|
.quads_workaround = tes_info->tess.primitive_mode == GL_QUADS &&
|
|
tes_info->tess.spacing == TESS_SPACING_EQUAL,
|
|
};
|
|
|
|
if (tcs && tcs->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_TESS_CTRL, tcs,
|
|
tcs->nir->info.uses_texture_gather, &key.base.tex);
|
|
get_unified_tess_slots(ice, &key.outputs_written,
|
|
&key.patch_outputs_written);
|
|
screen->vtbl.populate_tcs_key(ice, &key);
|
|
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_TCS];
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_TCS, sizeof(key), &key);
|
|
|
|
if (tcs && !shader)
|
|
shader = crocus_disk_cache_retrieve(ice, tcs, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_tcs(ice, tcs, &key);
|
|
|
|
if (old != shader) {
|
|
ice->shaders.prog[CROCUS_CACHE_TCS] = shader;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_TCS |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_TCS |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_TCS;
|
|
shs->sysvals_need_upload = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Compile a tessellation evaluation shader, and upload the assembly.
|
|
*/
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_tes(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_tes_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_tes_prog_data *tes_prog_data =
|
|
rzalloc(mem_ctx, struct brw_tes_prog_data);
|
|
struct brw_vue_prog_data *vue_prog_data = &tes_prog_data->base;
|
|
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
|
|
enum brw_param_builtin *system_values;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
unsigned num_system_values;
|
|
unsigned num_cbufs;
|
|
|
|
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
if (key->nr_userclip_plane_consts) {
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
nir_lower_clip_vs(nir, (1 << key->nr_userclip_plane_consts) - 1, true,
|
|
false, NULL);
|
|
nir_lower_io_to_temporaries(nir, impl, true, false);
|
|
nir_lower_global_vars_to_local(nir);
|
|
nir_lower_vars_to_ssa(nir);
|
|
nir_shader_gather_info(nir, impl);
|
|
}
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
struct crocus_binding_table bt;
|
|
crocus_setup_binding_table(devinfo, nir, &bt, /* num_render_targets */ 0,
|
|
num_system_values, num_cbufs, &key->base.tex);
|
|
|
|
if (can_push_ubo(devinfo))
|
|
brw_nir_analyze_ubo_ranges(compiler, nir, NULL, prog_data->ubo_ranges);
|
|
|
|
struct brw_vue_map input_vue_map;
|
|
brw_compute_tess_vue_map(&input_vue_map, key->inputs_read,
|
|
key->patch_inputs_read);
|
|
|
|
struct brw_tes_prog_key key_clean = *key;
|
|
crocus_sanitize_tex_key(&key_clean.base.tex);
|
|
char *error_str = NULL;
|
|
const unsigned *program =
|
|
brw_compile_tes(compiler, &ice->dbg, mem_ctx, &key_clean, &input_vue_map,
|
|
tes_prog_data, nir, -1, NULL, &error_str);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile evaluation shader: %s\n", error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
|
|
uint32_t *so_decls = NULL;
|
|
if (devinfo->ver > 6)
|
|
so_decls = screen->vtbl.create_so_decl_list(&ish->stream_output,
|
|
&vue_prog_data->vue_map);
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_TES, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*tes_prog_data), so_decls,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
/**
|
|
* Update the current tessellation evaluation shader variant.
|
|
*
|
|
* Fill out the key, look in the cache, compile and bind if needed.
|
|
*/
|
|
static void
|
|
crocus_update_compiled_tes(struct crocus_context *ice)
|
|
{
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_TESS_EVAL];
|
|
struct crocus_uncompiled_shader *ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_TESS_EVAL];
|
|
struct brw_tes_prog_key key = { KEY_INIT() };
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_TESS_EVAL, ish,
|
|
ish->nir->info.uses_texture_gather, &key.base.tex);
|
|
get_unified_tess_slots(ice, &key.inputs_read, &key.patch_inputs_read);
|
|
screen->vtbl.populate_tes_key(ice, &ish->nir->info, last_vue_stage(ice), &key);
|
|
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_TES];
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_TES, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_tes(ice, ish, &key);
|
|
|
|
if (old != shader) {
|
|
ice->shaders.prog[CROCUS_CACHE_TES] = shader;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_TES |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_TES |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_TES;
|
|
shs->sysvals_need_upload = true;
|
|
}
|
|
|
|
/* TODO: Could compare and avoid flagging this. */
|
|
const struct shader_info *tes_info = &ish->nir->info;
|
|
if (BITSET_TEST(tes_info->system_values_read, SYSTEM_VALUE_VERTICES_IN)) {
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_CONSTANTS_TES;
|
|
ice->state.shaders[MESA_SHADER_TESS_EVAL].sysvals_need_upload = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Compile a geometry shader, and upload the assembly.
|
|
*/
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_gs(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_gs_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_gs_prog_data *gs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_gs_prog_data);
|
|
struct brw_vue_prog_data *vue_prog_data = &gs_prog_data->base;
|
|
struct brw_stage_prog_data *prog_data = &vue_prog_data->base;
|
|
enum brw_param_builtin *system_values;
|
|
unsigned num_system_values;
|
|
unsigned num_cbufs;
|
|
|
|
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
if (key->nr_userclip_plane_consts) {
|
|
nir_function_impl *impl = nir_shader_get_entrypoint(nir);
|
|
nir_lower_clip_gs(nir, (1 << key->nr_userclip_plane_consts) - 1, false,
|
|
NULL);
|
|
nir_lower_io_to_temporaries(nir, impl, true, false);
|
|
nir_lower_global_vars_to_local(nir);
|
|
nir_lower_vars_to_ssa(nir);
|
|
nir_shader_gather_info(nir, impl);
|
|
}
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
struct crocus_binding_table bt;
|
|
crocus_setup_binding_table(devinfo, nir, &bt, /* num_render_targets */ 0,
|
|
num_system_values, num_cbufs, &key->base.tex);
|
|
|
|
if (can_push_ubo(devinfo))
|
|
brw_nir_analyze_ubo_ranges(compiler, nir, NULL, prog_data->ubo_ranges);
|
|
|
|
brw_compute_vue_map(devinfo,
|
|
&vue_prog_data->vue_map, nir->info.outputs_written,
|
|
nir->info.separate_shader, /* pos slots */ 1);
|
|
|
|
if (devinfo->ver == 6)
|
|
gfx6_gs_xfb_setup(&ish->stream_output, gs_prog_data);
|
|
struct brw_gs_prog_key key_clean = *key;
|
|
crocus_sanitize_tex_key(&key_clean.base.tex);
|
|
|
|
char *error_str = NULL;
|
|
const unsigned *program =
|
|
brw_compile_gs(compiler, &ice->dbg, mem_ctx, &key_clean, gs_prog_data, nir,
|
|
-1, NULL, &error_str);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile geometry shader: %s\n", error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
|
|
uint32_t *so_decls = NULL;
|
|
if (devinfo->ver > 6)
|
|
so_decls = screen->vtbl.create_so_decl_list(&ish->stream_output,
|
|
&vue_prog_data->vue_map);
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_GS, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*gs_prog_data), so_decls,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
/**
|
|
* Update the current geometry shader variant.
|
|
*
|
|
* Fill out the key, look in the cache, compile and bind if needed.
|
|
*/
|
|
static void
|
|
crocus_update_compiled_gs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_GEOMETRY];
|
|
struct crocus_uncompiled_shader *ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_GEOMETRY];
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_GS];
|
|
struct crocus_compiled_shader *shader = NULL;
|
|
|
|
if (ish) {
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_gs_prog_key key = { KEY_INIT() };
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_GEOMETRY, ish,
|
|
ish->nir->info.uses_texture_gather, &key.base.tex);
|
|
screen->vtbl.populate_gs_key(ice, &ish->nir->info, last_vue_stage(ice), &key);
|
|
|
|
shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_GS, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_gs(ice, ish, &key);
|
|
}
|
|
|
|
if (old != shader) {
|
|
ice->shaders.prog[CROCUS_CACHE_GS] = shader;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_GS |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_GS |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_GS;
|
|
shs->sysvals_need_upload = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Compile a fragment (pixel) shader, and upload the assembly.
|
|
*/
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_fs(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_wm_prog_key *key,
|
|
struct brw_vue_map *vue_map)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_wm_prog_data *fs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_wm_prog_data);
|
|
struct brw_stage_prog_data *prog_data = &fs_prog_data->base;
|
|
enum brw_param_builtin *system_values;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
unsigned num_system_values;
|
|
unsigned num_cbufs;
|
|
|
|
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
prog_data->use_alt_mode = ish->use_alt_mode;
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
|
|
/* Lower output variables to load_output intrinsics before setting up
|
|
* binding tables, so crocus_setup_binding_table can map any load_output
|
|
* intrinsics to CROCUS_SURFACE_GROUP_RENDER_TARGET_READ on Gen8 for
|
|
* non-coherent framebuffer fetches.
|
|
*/
|
|
brw_nir_lower_fs_outputs(nir);
|
|
|
|
/* lower swizzles before binding table */
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
int null_rts = 1;
|
|
|
|
struct crocus_binding_table bt;
|
|
crocus_setup_binding_table(devinfo, nir, &bt,
|
|
MAX2(key->nr_color_regions, null_rts),
|
|
num_system_values, num_cbufs,
|
|
&key->base.tex);
|
|
|
|
if (can_push_ubo(devinfo))
|
|
brw_nir_analyze_ubo_ranges(compiler, nir, NULL, prog_data->ubo_ranges);
|
|
|
|
struct brw_wm_prog_key key_clean = *key;
|
|
crocus_sanitize_tex_key(&key_clean.base.tex);
|
|
|
|
struct brw_compile_fs_params params = {
|
|
.nir = nir,
|
|
.key = &key_clean,
|
|
.prog_data = fs_prog_data,
|
|
|
|
.allow_spilling = true,
|
|
.vue_map = vue_map,
|
|
|
|
.log_data = &ice->dbg,
|
|
};
|
|
const unsigned *program =
|
|
brw_compile_fs(compiler, mem_ctx, ¶ms);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile fragment shader: %s\n", params.error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_FS, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*fs_prog_data), NULL,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
/**
|
|
* Update the current fragment shader variant.
|
|
*
|
|
* Fill out the key, look in the cache, compile and bind if needed.
|
|
*/
|
|
static void
|
|
crocus_update_compiled_fs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_FRAGMENT];
|
|
struct crocus_uncompiled_shader *ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_FRAGMENT];
|
|
struct brw_wm_prog_key key = { KEY_INIT() };
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_FRAGMENT, ish,
|
|
ish->nir->info.uses_texture_gather, &key.base.tex);
|
|
screen->vtbl.populate_fs_key(ice, &ish->nir->info, &key);
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_LAST_VUE_MAP))
|
|
key.input_slots_valid = ice->shaders.last_vue_map->slots_valid;
|
|
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_FS];
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_FS, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_fs(ice, ish, &key, ice->shaders.last_vue_map);
|
|
|
|
if (old != shader) {
|
|
// XXX: only need to flag CLIP if barycentric has NONPERSPECTIVE
|
|
// toggles. might be able to avoid flagging SBE too.
|
|
ice->shaders.prog[CROCUS_CACHE_FS] = shader;
|
|
ice->state.dirty |= CROCUS_DIRTY_WM;
|
|
/* gen4 clip/sf rely on fs prog_data */
|
|
if (devinfo->ver < 6)
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN4_CLIP_PROG | CROCUS_DIRTY_GEN4_SF_PROG;
|
|
else
|
|
ice->state.dirty |= CROCUS_DIRTY_CLIP;
|
|
if (devinfo->ver == 6)
|
|
ice->state.dirty |= CROCUS_DIRTY_RASTER;
|
|
if (devinfo->ver >= 7)
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN7_SBE;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_FS |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_FS |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_FS;
|
|
shs->sysvals_need_upload = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Update the last enabled stage's VUE map.
|
|
*
|
|
* When the shader feeding the rasterizer's output interface changes, we
|
|
* need to re-emit various packets.
|
|
*/
|
|
static void
|
|
update_last_vue_map(struct crocus_context *ice,
|
|
struct brw_stage_prog_data *prog_data)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_vue_prog_data *vue_prog_data = (void *) prog_data;
|
|
struct brw_vue_map *vue_map = &vue_prog_data->vue_map;
|
|
struct brw_vue_map *old_map = ice->shaders.last_vue_map;
|
|
const uint64_t changed_slots =
|
|
(old_map ? old_map->slots_valid : 0ull) ^ vue_map->slots_valid;
|
|
|
|
if (changed_slots & VARYING_BIT_VIEWPORT) {
|
|
ice->state.num_viewports =
|
|
(vue_map->slots_valid & VARYING_BIT_VIEWPORT) ? CROCUS_MAX_VIEWPORTS : 1;
|
|
ice->state.dirty |= CROCUS_DIRTY_SF_CL_VIEWPORT |
|
|
CROCUS_DIRTY_CC_VIEWPORT;
|
|
if (devinfo->ver < 6)
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN4_CLIP_PROG | CROCUS_DIRTY_GEN4_SF_PROG;
|
|
|
|
if (devinfo->ver <= 6)
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN4_FF_GS_PROG;
|
|
|
|
if (devinfo->ver >= 6)
|
|
ice->state.dirty |= CROCUS_DIRTY_CLIP |
|
|
CROCUS_DIRTY_GEN6_SCISSOR_RECT;;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_UNCOMPILED_FS |
|
|
ice->state.stage_dirty_for_nos[CROCUS_NOS_LAST_VUE_MAP];
|
|
}
|
|
|
|
if (changed_slots || (old_map && old_map->separate != vue_map->separate)) {
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN7_SBE;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_UNCOMPILED_FS;
|
|
}
|
|
|
|
ice->shaders.last_vue_map = &vue_prog_data->vue_map;
|
|
}
|
|
|
|
static void
|
|
crocus_update_pull_constant_descriptors(struct crocus_context *ice,
|
|
gl_shader_stage stage)
|
|
{
|
|
struct crocus_compiled_shader *shader = ice->shaders.prog[stage];
|
|
|
|
if (!shader || !shader->prog_data->has_ubo_pull)
|
|
return;
|
|
|
|
struct crocus_shader_state *shs = &ice->state.shaders[stage];
|
|
bool any_new_descriptors =
|
|
shader->num_system_values > 0 && shs->sysvals_need_upload;
|
|
|
|
unsigned bound_cbufs = shs->bound_cbufs;
|
|
|
|
while (bound_cbufs) {
|
|
const int i = u_bit_scan(&bound_cbufs);
|
|
struct pipe_constant_buffer *cbuf = &shs->constbufs[i];
|
|
if (cbuf->buffer) {
|
|
any_new_descriptors = true;
|
|
}
|
|
}
|
|
|
|
if (any_new_descriptors)
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_BINDINGS_VS << stage;
|
|
}
|
|
|
|
/**
|
|
* Get the prog_data for a given stage, or NULL if the stage is disabled.
|
|
*/
|
|
static struct brw_vue_prog_data *
|
|
get_vue_prog_data(struct crocus_context *ice, gl_shader_stage stage)
|
|
{
|
|
if (!ice->shaders.prog[stage])
|
|
return NULL;
|
|
|
|
return (void *) ice->shaders.prog[stage]->prog_data;
|
|
}
|
|
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_clip(struct crocus_context *ice, struct brw_clip_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx;
|
|
unsigned program_size;
|
|
mem_ctx = ralloc_context(NULL);
|
|
|
|
struct brw_clip_prog_data *clip_prog_data =
|
|
rzalloc(mem_ctx, struct brw_clip_prog_data);
|
|
|
|
const unsigned *program = brw_compile_clip(compiler, mem_ctx, key, clip_prog_data,
|
|
ice->shaders.last_vue_map, &program_size);
|
|
|
|
if (program == NULL) {
|
|
dbg_printf("failed to compile clip shader\n");
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
struct crocus_binding_table bt;
|
|
memset(&bt, 0, sizeof(bt));
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_CLIP, sizeof(*key), key, program,
|
|
program_size,
|
|
(struct brw_stage_prog_data *)clip_prog_data, sizeof(*clip_prog_data),
|
|
NULL, NULL, 0, 0, &bt);
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
static void
|
|
crocus_update_compiled_clip(struct crocus_context *ice)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
struct brw_clip_prog_key key;
|
|
struct crocus_compiled_shader *old = ice->shaders.clip_prog;
|
|
memset(&key, 0, sizeof(key));
|
|
|
|
const struct brw_wm_prog_data *wm_prog_data = brw_wm_prog_data(ice->shaders.prog[MESA_SHADER_FRAGMENT]->prog_data);
|
|
if (wm_prog_data) {
|
|
key.contains_flat_varying = wm_prog_data->contains_flat_varying;
|
|
key.contains_noperspective_varying =
|
|
wm_prog_data->contains_noperspective_varying;
|
|
memcpy(key.interp_mode, wm_prog_data->interp_mode, sizeof(key.interp_mode));
|
|
}
|
|
|
|
key.primitive = u_reduced_prim(ice->state.prim_mode);
|
|
key.attrs = ice->shaders.last_vue_map->slots_valid;
|
|
|
|
struct pipe_rasterizer_state *rs_state = crocus_get_rast_state(ice);
|
|
key.pv_first = rs_state->flatshade_first;
|
|
|
|
if (rs_state->clip_plane_enable)
|
|
key.nr_userclip = util_logbase2(rs_state->clip_plane_enable) + 1;
|
|
|
|
if (screen->devinfo.ver == 5)
|
|
key.clip_mode = BRW_CLIP_MODE_KERNEL_CLIP;
|
|
else
|
|
key.clip_mode = BRW_CLIP_MODE_NORMAL;
|
|
|
|
if (key.primitive == PIPE_PRIM_TRIANGLES) {
|
|
if (rs_state->cull_face == PIPE_FACE_FRONT_AND_BACK)
|
|
key.clip_mode = BRW_CLIP_MODE_REJECT_ALL;
|
|
else {
|
|
uint32_t fill_front = BRW_CLIP_FILL_MODE_CULL;
|
|
uint32_t fill_back = BRW_CLIP_FILL_MODE_CULL;
|
|
uint32_t offset_front = 0;
|
|
uint32_t offset_back = 0;
|
|
|
|
if (!(rs_state->cull_face & PIPE_FACE_FRONT)) {
|
|
switch (rs_state->fill_front) {
|
|
case PIPE_POLYGON_MODE_FILL:
|
|
fill_front = BRW_CLIP_FILL_MODE_FILL;
|
|
offset_front = 0;
|
|
break;
|
|
case PIPE_POLYGON_MODE_LINE:
|
|
fill_front = BRW_CLIP_FILL_MODE_LINE;
|
|
offset_front = rs_state->offset_line;
|
|
break;
|
|
case PIPE_POLYGON_MODE_POINT:
|
|
fill_front = BRW_CLIP_FILL_MODE_POINT;
|
|
offset_front = rs_state->offset_point;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!(rs_state->cull_face & PIPE_FACE_BACK)) {
|
|
switch (rs_state->fill_back) {
|
|
case PIPE_POLYGON_MODE_FILL:
|
|
fill_back = BRW_CLIP_FILL_MODE_FILL;
|
|
offset_back = 0;
|
|
break;
|
|
case PIPE_POLYGON_MODE_LINE:
|
|
fill_back = BRW_CLIP_FILL_MODE_LINE;
|
|
offset_back = rs_state->offset_line;
|
|
break;
|
|
case PIPE_POLYGON_MODE_POINT:
|
|
fill_back = BRW_CLIP_FILL_MODE_POINT;
|
|
offset_back = rs_state->offset_point;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (rs_state->fill_back != PIPE_POLYGON_MODE_FILL ||
|
|
rs_state->fill_front != PIPE_POLYGON_MODE_FILL) {
|
|
key.do_unfilled = 1;
|
|
|
|
/* Most cases the fixed function units will handle. Cases where
|
|
* one or more polygon faces are unfilled will require help:
|
|
*/
|
|
key.clip_mode = BRW_CLIP_MODE_CLIP_NON_REJECTED;
|
|
|
|
if (offset_back || offset_front) {
|
|
double mrd = 0.0;
|
|
if (ice->state.framebuffer.zsbuf)
|
|
mrd = util_get_depth_format_mrd(util_format_description(ice->state.framebuffer.zsbuf->format));
|
|
key.offset_units = rs_state->offset_units * mrd * 2;
|
|
key.offset_factor = rs_state->offset_scale * mrd;
|
|
key.offset_clamp = rs_state->offset_clamp * mrd;
|
|
}
|
|
|
|
if (!(rs_state->front_ccw ^ rs_state->bottom_edge_rule)) {
|
|
key.fill_ccw = fill_front;
|
|
key.fill_cw = fill_back;
|
|
key.offset_ccw = offset_front;
|
|
key.offset_cw = offset_back;
|
|
if (rs_state->light_twoside &&
|
|
key.fill_cw != BRW_CLIP_FILL_MODE_CULL)
|
|
key.copy_bfc_cw = 1;
|
|
} else {
|
|
key.fill_cw = fill_front;
|
|
key.fill_ccw = fill_back;
|
|
key.offset_cw = offset_front;
|
|
key.offset_ccw = offset_back;
|
|
if (rs_state->light_twoside &&
|
|
key.fill_ccw != BRW_CLIP_FILL_MODE_CULL)
|
|
key.copy_bfc_ccw = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_CLIP, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_clip(ice, &key);
|
|
|
|
if (old != shader) {
|
|
ice->state.dirty |= CROCUS_DIRTY_CLIP;
|
|
ice->shaders.clip_prog = shader;
|
|
}
|
|
}
|
|
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_sf(struct crocus_context *ice, struct brw_sf_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx;
|
|
unsigned program_size;
|
|
mem_ctx = ralloc_context(NULL);
|
|
|
|
struct brw_sf_prog_data *sf_prog_data =
|
|
rzalloc(mem_ctx, struct brw_sf_prog_data);
|
|
|
|
const unsigned *program = brw_compile_sf(compiler, mem_ctx, key, sf_prog_data,
|
|
ice->shaders.last_vue_map, &program_size);
|
|
|
|
if (program == NULL) {
|
|
dbg_printf("failed to compile sf shader\n");
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
struct crocus_binding_table bt;
|
|
memset(&bt, 0, sizeof(bt));
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_SF, sizeof(*key), key, program,
|
|
program_size,
|
|
(struct brw_stage_prog_data *)sf_prog_data, sizeof(*sf_prog_data),
|
|
NULL, NULL, 0, 0, &bt);
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
static void
|
|
crocus_update_compiled_sf(struct crocus_context *ice)
|
|
{
|
|
struct brw_sf_prog_key key;
|
|
struct crocus_compiled_shader *old = ice->shaders.sf_prog;
|
|
memset(&key, 0, sizeof(key));
|
|
|
|
key.attrs = ice->shaders.last_vue_map->slots_valid;
|
|
|
|
switch (u_reduced_prim(ice->state.prim_mode)) {
|
|
case GL_TRIANGLES:
|
|
default:
|
|
if (key.attrs & BITFIELD64_BIT(VARYING_SLOT_EDGE))
|
|
key.primitive = BRW_SF_PRIM_UNFILLED_TRIS;
|
|
else
|
|
key.primitive = BRW_SF_PRIM_TRIANGLES;
|
|
break;
|
|
case GL_LINES:
|
|
key.primitive = BRW_SF_PRIM_LINES;
|
|
break;
|
|
case GL_POINTS:
|
|
key.primitive = BRW_SF_PRIM_POINTS;
|
|
break;
|
|
}
|
|
|
|
struct pipe_rasterizer_state *rs_state = crocus_get_rast_state(ice);
|
|
key.userclip_active = rs_state->clip_plane_enable != 0;
|
|
const struct brw_wm_prog_data *wm_prog_data = brw_wm_prog_data(ice->shaders.prog[MESA_SHADER_FRAGMENT]->prog_data);
|
|
if (wm_prog_data) {
|
|
key.contains_flat_varying = wm_prog_data->contains_flat_varying;
|
|
memcpy(key.interp_mode, wm_prog_data->interp_mode, sizeof(key.interp_mode));
|
|
}
|
|
|
|
key.do_twoside_color = rs_state->light_twoside;
|
|
|
|
key.do_point_sprite = rs_state->point_quad_rasterization;
|
|
if (key.do_point_sprite) {
|
|
key.point_sprite_coord_replace = rs_state->sprite_coord_enable & 0xff;
|
|
if (rs_state->sprite_coord_enable & (1 << 8))
|
|
key.do_point_coord = 1;
|
|
if (wm_prog_data && wm_prog_data->urb_setup[VARYING_SLOT_PNTC] != -1)
|
|
key.do_point_coord = 1;
|
|
}
|
|
|
|
key.sprite_origin_lower_left = rs_state->sprite_coord_mode == PIPE_SPRITE_COORD_LOWER_LEFT;
|
|
|
|
if (key.do_twoside_color) {
|
|
key.frontface_ccw = rs_state->front_ccw;
|
|
}
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_SF, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_sf(ice, &key);
|
|
|
|
if (old != shader) {
|
|
ice->state.dirty |= CROCUS_DIRTY_RASTER;
|
|
ice->shaders.sf_prog = shader;
|
|
}
|
|
}
|
|
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_ff_gs(struct crocus_context *ice, struct brw_ff_gs_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx;
|
|
unsigned program_size;
|
|
mem_ctx = ralloc_context(NULL);
|
|
|
|
struct brw_ff_gs_prog_data *ff_gs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_ff_gs_prog_data);
|
|
|
|
const unsigned *program = brw_compile_ff_gs_prog(compiler, mem_ctx, key, ff_gs_prog_data,
|
|
ice->shaders.last_vue_map, &program_size);
|
|
|
|
if (program == NULL) {
|
|
dbg_printf("failed to compile sf shader\n");
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
struct crocus_binding_table bt;
|
|
memset(&bt, 0, sizeof(bt));
|
|
|
|
if (screen->devinfo.ver == 6) {
|
|
bt.sizes[CROCUS_SURFACE_GROUP_SOL] = BRW_MAX_SOL_BINDINGS;
|
|
bt.used_mask[CROCUS_SURFACE_GROUP_SOL] = (uint64_t)-1;
|
|
|
|
bt.size_bytes = BRW_MAX_SOL_BINDINGS * 4;
|
|
}
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_FF_GS, sizeof(*key), key, program,
|
|
program_size,
|
|
(struct brw_stage_prog_data *)ff_gs_prog_data, sizeof(*ff_gs_prog_data),
|
|
NULL, NULL, 0, 0, &bt);
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
static void
|
|
crocus_update_compiled_ff_gs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_ff_gs_prog_key key;
|
|
struct crocus_compiled_shader *old = ice->shaders.ff_gs_prog;
|
|
memset(&key, 0, sizeof(key));
|
|
|
|
assert(devinfo->ver < 7);
|
|
|
|
key.attrs = ice->shaders.last_vue_map->slots_valid;
|
|
|
|
key.primitive = screen->vtbl.translate_prim_type(ice->state.prim_mode, 0);
|
|
|
|
struct pipe_rasterizer_state *rs_state = crocus_get_rast_state(ice);
|
|
key.pv_first = rs_state->flatshade_first;
|
|
|
|
if (key.primitive == _3DPRIM_QUADLIST && !rs_state->flatshade) {
|
|
/* Provide consistenbbbbbt primitive order with brw_set_prim's
|
|
* optimization of single quads to trifans.
|
|
*/
|
|
key.pv_first = true;
|
|
}
|
|
|
|
if (devinfo->ver >= 6) {
|
|
key.need_gs_prog = ice->state.streamout_active;
|
|
if (key.need_gs_prog) {
|
|
struct crocus_uncompiled_shader *vs =
|
|
ice->shaders.uncompiled[MESA_SHADER_VERTEX];
|
|
gfx6_ff_gs_xfb_setup(&vs->stream_output,
|
|
&key);
|
|
}
|
|
} else {
|
|
key.need_gs_prog = (key.primitive == _3DPRIM_QUADLIST ||
|
|
key.primitive == _3DPRIM_QUADSTRIP ||
|
|
key.primitive == _3DPRIM_LINELOOP);
|
|
}
|
|
|
|
struct crocus_compiled_shader *shader = NULL;
|
|
if (key.need_gs_prog) {
|
|
shader = crocus_find_cached_shader(ice, CROCUS_CACHE_FF_GS,
|
|
sizeof(key), &key);
|
|
if (!shader)
|
|
shader = crocus_compile_ff_gs(ice, &key);
|
|
}
|
|
if (old != shader) {
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_GS;
|
|
if (!!old != !!shader)
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN6_URB;
|
|
ice->shaders.ff_gs_prog = shader;
|
|
if (shader) {
|
|
const struct brw_ff_gs_prog_data *gs_prog_data = (struct brw_ff_gs_prog_data *)ice->shaders.ff_gs_prog->prog_data;
|
|
ice->state.last_xfb_verts_per_prim = gs_prog_data->svbi_postincrement_value;
|
|
}
|
|
}
|
|
}
|
|
|
|
// XXX: crocus_compiled_shaders are space-leaking :(
|
|
// XXX: do remember to unbind them if deleting them.
|
|
|
|
/**
|
|
* Update the current shader variants for the given state.
|
|
*
|
|
* This should be called on every draw call to ensure that the correct
|
|
* shaders are bound. It will also flag any dirty state triggered by
|
|
* swapping out those shaders.
|
|
*/
|
|
bool
|
|
crocus_update_compiled_shaders(struct crocus_context *ice)
|
|
{
|
|
struct crocus_screen *screen = (void *) ice->ctx.screen;
|
|
const uint64_t stage_dirty = ice->state.stage_dirty;
|
|
|
|
struct brw_vue_prog_data *old_prog_datas[4];
|
|
if (!(ice->state.dirty & CROCUS_DIRTY_GEN6_URB)) {
|
|
for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++)
|
|
old_prog_datas[i] = get_vue_prog_data(ice, i);
|
|
}
|
|
|
|
if (stage_dirty & (CROCUS_STAGE_DIRTY_UNCOMPILED_TCS |
|
|
CROCUS_STAGE_DIRTY_UNCOMPILED_TES)) {
|
|
struct crocus_uncompiled_shader *tes =
|
|
ice->shaders.uncompiled[MESA_SHADER_TESS_EVAL];
|
|
if (tes) {
|
|
crocus_update_compiled_tcs(ice);
|
|
crocus_update_compiled_tes(ice);
|
|
} else {
|
|
ice->shaders.prog[CROCUS_CACHE_TCS] = NULL;
|
|
ice->shaders.prog[CROCUS_CACHE_TES] = NULL;
|
|
ice->state.stage_dirty |=
|
|
CROCUS_STAGE_DIRTY_TCS | CROCUS_STAGE_DIRTY_TES |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_TCS | CROCUS_STAGE_DIRTY_BINDINGS_TES |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_TCS | CROCUS_STAGE_DIRTY_CONSTANTS_TES;
|
|
}
|
|
}
|
|
|
|
if (stage_dirty & CROCUS_STAGE_DIRTY_UNCOMPILED_VS)
|
|
crocus_update_compiled_vs(ice);
|
|
if (stage_dirty & CROCUS_STAGE_DIRTY_UNCOMPILED_GS)
|
|
crocus_update_compiled_gs(ice);
|
|
|
|
if (stage_dirty & (CROCUS_STAGE_DIRTY_UNCOMPILED_GS |
|
|
CROCUS_STAGE_DIRTY_UNCOMPILED_TES)) {
|
|
const struct crocus_compiled_shader *gs =
|
|
ice->shaders.prog[MESA_SHADER_GEOMETRY];
|
|
const struct crocus_compiled_shader *tes =
|
|
ice->shaders.prog[MESA_SHADER_TESS_EVAL];
|
|
|
|
bool points_or_lines = false;
|
|
|
|
if (gs) {
|
|
const struct brw_gs_prog_data *gs_prog_data = (void *) gs->prog_data;
|
|
points_or_lines =
|
|
gs_prog_data->output_topology == _3DPRIM_POINTLIST ||
|
|
gs_prog_data->output_topology == _3DPRIM_LINESTRIP;
|
|
} else if (tes) {
|
|
const struct brw_tes_prog_data *tes_data = (void *) tes->prog_data;
|
|
points_or_lines =
|
|
tes_data->output_topology == BRW_TESS_OUTPUT_TOPOLOGY_LINE ||
|
|
tes_data->output_topology == BRW_TESS_OUTPUT_TOPOLOGY_POINT;
|
|
}
|
|
|
|
if (ice->shaders.output_topology_is_points_or_lines != points_or_lines) {
|
|
/* Outbound to XY Clip enables */
|
|
ice->shaders.output_topology_is_points_or_lines = points_or_lines;
|
|
ice->state.dirty |= CROCUS_DIRTY_CLIP;
|
|
}
|
|
}
|
|
|
|
if (!ice->shaders.prog[MESA_SHADER_VERTEX])
|
|
return false;
|
|
|
|
gl_shader_stage last_stage = last_vue_stage(ice);
|
|
struct crocus_compiled_shader *shader = ice->shaders.prog[last_stage];
|
|
struct crocus_uncompiled_shader *ish = ice->shaders.uncompiled[last_stage];
|
|
update_last_vue_map(ice, shader->prog_data);
|
|
if (ice->state.streamout != shader->streamout) {
|
|
ice->state.streamout = shader->streamout;
|
|
ice->state.dirty |= CROCUS_DIRTY_SO_DECL_LIST | CROCUS_DIRTY_STREAMOUT;
|
|
}
|
|
|
|
if (ice->state.streamout_active) {
|
|
screen->vtbl.update_so_strides(ice, ish->stream_output.stride);
|
|
}
|
|
|
|
/* use ice->state version as last_vue_map can dirty this bit */
|
|
if (ice->state.stage_dirty & CROCUS_STAGE_DIRTY_UNCOMPILED_FS)
|
|
crocus_update_compiled_fs(ice);
|
|
|
|
if (screen->devinfo.ver <= 6) {
|
|
if (ice->state.dirty & CROCUS_DIRTY_GEN4_FF_GS_PROG &&
|
|
!ice->shaders.prog[MESA_SHADER_GEOMETRY])
|
|
crocus_update_compiled_ff_gs(ice);
|
|
}
|
|
|
|
if (screen->devinfo.ver < 6) {
|
|
if (ice->state.dirty & CROCUS_DIRTY_GEN4_CLIP_PROG)
|
|
crocus_update_compiled_clip(ice);
|
|
if (ice->state.dirty & CROCUS_DIRTY_GEN4_SF_PROG)
|
|
crocus_update_compiled_sf(ice);
|
|
}
|
|
|
|
|
|
/* Changing shader interfaces may require a URB configuration. */
|
|
if (!(ice->state.dirty & CROCUS_DIRTY_GEN6_URB)) {
|
|
for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++) {
|
|
struct brw_vue_prog_data *old = old_prog_datas[i];
|
|
struct brw_vue_prog_data *new = get_vue_prog_data(ice, i);
|
|
if (!!old != !!new ||
|
|
(new && new->urb_entry_size != old->urb_entry_size)) {
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN6_URB;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ice->state.stage_dirty & CROCUS_RENDER_STAGE_DIRTY_CONSTANTS) {
|
|
for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_FRAGMENT; i++) {
|
|
if (ice->state.stage_dirty & (CROCUS_STAGE_DIRTY_CONSTANTS_VS << i))
|
|
crocus_update_pull_constant_descriptors(ice, i);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static struct crocus_compiled_shader *
|
|
crocus_compile_cs(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
const struct brw_cs_prog_key *key)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct brw_compiler *compiler = screen->compiler;
|
|
void *mem_ctx = ralloc_context(NULL);
|
|
struct brw_cs_prog_data *cs_prog_data =
|
|
rzalloc(mem_ctx, struct brw_cs_prog_data);
|
|
struct brw_stage_prog_data *prog_data = &cs_prog_data->base;
|
|
enum brw_param_builtin *system_values;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
unsigned num_system_values;
|
|
unsigned num_cbufs;
|
|
|
|
nir_shader *nir = nir_shader_clone(mem_ctx, ish->nir);
|
|
|
|
NIR_PASS_V(nir, brw_nir_lower_cs_intrinsics);
|
|
|
|
crocus_setup_uniforms(compiler, mem_ctx, nir, prog_data, &system_values,
|
|
&num_system_values, &num_cbufs);
|
|
crocus_lower_swizzles(nir, &key->base.tex);
|
|
struct crocus_binding_table bt;
|
|
crocus_setup_binding_table(devinfo, nir, &bt, /* num_render_targets */ 0,
|
|
num_system_values, num_cbufs, &key->base.tex);
|
|
|
|
struct brw_compile_cs_params params = {
|
|
.nir = nir,
|
|
.key = key,
|
|
.prog_data = cs_prog_data,
|
|
.log_data = &ice->dbg,
|
|
};
|
|
|
|
const unsigned *program =
|
|
brw_compile_cs(compiler, mem_ctx, ¶ms);
|
|
if (program == NULL) {
|
|
dbg_printf("Failed to compile compute shader: %s\n", params.error_str);
|
|
ralloc_free(mem_ctx);
|
|
return false;
|
|
}
|
|
|
|
if (ish->compiled_once) {
|
|
crocus_debug_recompile(ice, &nir->info, &key->base);
|
|
} else {
|
|
ish->compiled_once = true;
|
|
}
|
|
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_upload_shader(ice, CROCUS_CACHE_CS, sizeof(*key), key, program,
|
|
prog_data->program_size,
|
|
prog_data, sizeof(*cs_prog_data), NULL,
|
|
system_values, num_system_values,
|
|
num_cbufs, &bt);
|
|
|
|
crocus_disk_cache_store(screen->disk_cache, ish, shader,
|
|
ice->shaders.cache_bo_map,
|
|
key, sizeof(*key));
|
|
|
|
ralloc_free(mem_ctx);
|
|
return shader;
|
|
}
|
|
|
|
static void
|
|
crocus_update_compiled_cs(struct crocus_context *ice)
|
|
{
|
|
struct crocus_shader_state *shs = &ice->state.shaders[MESA_SHADER_COMPUTE];
|
|
struct crocus_uncompiled_shader *ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_COMPUTE];
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_cs_prog_key key = { KEY_INIT() };
|
|
|
|
if (ish->nos & (1ull << CROCUS_NOS_TEXTURES))
|
|
crocus_populate_sampler_prog_key_data(ice, devinfo, MESA_SHADER_COMPUTE, ish,
|
|
ish->nir->info.uses_texture_gather, &key.base.tex);
|
|
screen->vtbl.populate_cs_key(ice, &key);
|
|
|
|
struct crocus_compiled_shader *old = ice->shaders.prog[CROCUS_CACHE_CS];
|
|
struct crocus_compiled_shader *shader =
|
|
crocus_find_cached_shader(ice, CROCUS_CACHE_CS, sizeof(key), &key);
|
|
|
|
if (!shader)
|
|
shader = crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key));
|
|
|
|
if (!shader)
|
|
shader = crocus_compile_cs(ice, ish, &key);
|
|
|
|
if (old != shader) {
|
|
ice->shaders.prog[CROCUS_CACHE_CS] = shader;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_CS |
|
|
CROCUS_STAGE_DIRTY_BINDINGS_CS |
|
|
CROCUS_STAGE_DIRTY_CONSTANTS_CS;
|
|
shs->sysvals_need_upload = true;
|
|
}
|
|
}
|
|
|
|
void
|
|
crocus_update_compiled_compute_shader(struct crocus_context *ice)
|
|
{
|
|
if (ice->state.stage_dirty & CROCUS_STAGE_DIRTY_UNCOMPILED_CS)
|
|
crocus_update_compiled_cs(ice);
|
|
|
|
if (ice->state.stage_dirty & CROCUS_STAGE_DIRTY_CONSTANTS_CS)
|
|
crocus_update_pull_constant_descriptors(ice, MESA_SHADER_COMPUTE);
|
|
}
|
|
|
|
void
|
|
crocus_fill_cs_push_const_buffer(struct brw_cs_prog_data *cs_prog_data,
|
|
unsigned threads,
|
|
uint32_t *dst)
|
|
{
|
|
assert(brw_cs_push_const_total_size(cs_prog_data, threads) > 0);
|
|
assert(cs_prog_data->push.cross_thread.size == 0);
|
|
assert(cs_prog_data->push.per_thread.dwords == 1);
|
|
assert(cs_prog_data->base.param[0] == BRW_PARAM_BUILTIN_SUBGROUP_ID);
|
|
for (unsigned t = 0; t < threads; t++)
|
|
dst[8 * t] = t;
|
|
}
|
|
|
|
/**
|
|
* Allocate scratch BOs as needed for the given per-thread size and stage.
|
|
*/
|
|
struct crocus_bo *
|
|
crocus_get_scratch_space(struct crocus_context *ice,
|
|
unsigned per_thread_scratch,
|
|
gl_shader_stage stage)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
struct crocus_bufmgr *bufmgr = screen->bufmgr;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
|
|
unsigned encoded_size = ffs(per_thread_scratch) - 11;
|
|
assert(encoded_size < (1 << 16));
|
|
|
|
struct crocus_bo **bop = &ice->shaders.scratch_bos[encoded_size][stage];
|
|
|
|
unsigned subslice_total = screen->subslice_total;
|
|
subslice_total = 4 * devinfo->num_slices;
|
|
// assert(subslice_total >= screen->subslice_total);
|
|
|
|
if (!*bop) {
|
|
unsigned scratch_ids_per_subslice = devinfo->max_cs_threads;
|
|
|
|
uint32_t max_threads[] = {
|
|
[MESA_SHADER_VERTEX] = devinfo->max_vs_threads,
|
|
[MESA_SHADER_TESS_CTRL] = devinfo->max_tcs_threads,
|
|
[MESA_SHADER_TESS_EVAL] = devinfo->max_tes_threads,
|
|
[MESA_SHADER_GEOMETRY] = devinfo->max_gs_threads,
|
|
[MESA_SHADER_FRAGMENT] = devinfo->max_wm_threads,
|
|
[MESA_SHADER_COMPUTE] = scratch_ids_per_subslice * subslice_total,
|
|
};
|
|
|
|
uint32_t size = per_thread_scratch * max_threads[stage];
|
|
|
|
*bop = crocus_bo_alloc(bufmgr, "scratch", size);
|
|
}
|
|
|
|
return *bop;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------- */
|
|
|
|
/**
|
|
* The pipe->create_[stage]_state() driver hooks.
|
|
*
|
|
* Performs basic NIR preprocessing, records any state dependencies, and
|
|
* returns an crocus_uncompiled_shader as the Gallium CSO.
|
|
*
|
|
* Actual shader compilation to assembly happens later, at first use.
|
|
*/
|
|
static void *
|
|
crocus_create_uncompiled_shader(struct pipe_context *ctx,
|
|
nir_shader *nir,
|
|
const struct pipe_stream_output_info *so_info)
|
|
{
|
|
struct crocus_screen *screen = (struct crocus_screen *)ctx->screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct crocus_uncompiled_shader *ish =
|
|
calloc(1, sizeof(struct crocus_uncompiled_shader));
|
|
if (!ish)
|
|
return NULL;
|
|
|
|
if (devinfo->ver >= 6)
|
|
NIR_PASS(ish->needs_edge_flag, nir, crocus_fix_edge_flags);
|
|
else
|
|
ish->needs_edge_flag = false;
|
|
|
|
brw_preprocess_nir(screen->compiler, nir, NULL);
|
|
|
|
NIR_PASS_V(nir, brw_nir_lower_image_load_store, devinfo, false);
|
|
NIR_PASS_V(nir, crocus_lower_storage_image_derefs);
|
|
|
|
nir_sweep(nir);
|
|
|
|
ish->program_id = get_new_program_id(screen);
|
|
ish->nir = nir;
|
|
if (so_info) {
|
|
memcpy(&ish->stream_output, so_info, sizeof(*so_info));
|
|
update_so_info(&ish->stream_output, nir->info.outputs_written);
|
|
}
|
|
|
|
/* Save this now before potentially dropping nir->info.name */
|
|
if (nir->info.name && strncmp(nir->info.name, "ARB", 3) == 0)
|
|
ish->use_alt_mode = true;
|
|
|
|
if (screen->disk_cache) {
|
|
/* Serialize the NIR to a binary blob that we can hash for the disk
|
|
* cache. Drop unnecessary information (like variable names)
|
|
* so the serialized NIR is smaller, and also to let us detect more
|
|
* isomorphic shaders when hashing, increasing cache hits.
|
|
*/
|
|
struct blob blob;
|
|
blob_init(&blob);
|
|
nir_serialize(&blob, nir, true);
|
|
_mesa_sha1_compute(blob.data, blob.size, ish->nir_sha1);
|
|
blob_finish(&blob);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static struct crocus_uncompiled_shader *
|
|
crocus_create_shader_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct nir_shader *nir;
|
|
|
|
if (state->type == PIPE_SHADER_IR_TGSI)
|
|
nir = tgsi_to_nir(state->tokens, ctx->screen, false);
|
|
else
|
|
nir = state->ir.nir;
|
|
|
|
return crocus_create_uncompiled_shader(ctx, nir, &state->stream_output);
|
|
}
|
|
|
|
static void *
|
|
crocus_create_vs_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish = crocus_create_shader_state(ctx, state);
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_TEXTURES);
|
|
/* User clip planes or gen5 sprite coord enable */
|
|
if (ish->nir->info.clip_distance_array_size == 0 ||
|
|
screen->devinfo.ver <= 5)
|
|
ish->nos |= (1ull << CROCUS_NOS_RASTERIZER);
|
|
|
|
if (!screen->devinfo.is_haswell)
|
|
ish->nos |= (1ull << CROCUS_NOS_VERTEX_ELEMENTS);
|
|
|
|
if (screen->precompile) {
|
|
struct brw_vs_prog_key key = { KEY_INIT() };
|
|
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_vs(ice, ish, &key);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static void *
|
|
crocus_create_tcs_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish = crocus_create_shader_state(ctx, state);
|
|
struct shader_info *info = &ish->nir->info;
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_TEXTURES);
|
|
if (screen->precompile) {
|
|
const unsigned _GL_TRIANGLES = 0x0004;
|
|
struct brw_tcs_prog_key key = {
|
|
KEY_INIT(),
|
|
// XXX: make sure the linker fills this out from the TES...
|
|
.tes_primitive_mode =
|
|
info->tess.primitive_mode ? info->tess.primitive_mode
|
|
: _GL_TRIANGLES,
|
|
.outputs_written = info->outputs_written,
|
|
.patch_outputs_written = info->patch_outputs_written,
|
|
};
|
|
|
|
key.input_vertices = info->tess.tcs_vertices_out;
|
|
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_tcs(ice, ish, &key);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static void *
|
|
crocus_create_tes_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish = crocus_create_shader_state(ctx, state);
|
|
struct shader_info *info = &ish->nir->info;
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_TEXTURES);
|
|
/* User clip planes */
|
|
if (ish->nir->info.clip_distance_array_size == 0)
|
|
ish->nos |= (1ull << CROCUS_NOS_RASTERIZER);
|
|
|
|
if (screen->precompile) {
|
|
struct brw_tes_prog_key key = {
|
|
KEY_INIT(),
|
|
// XXX: not ideal, need TCS output/TES input unification
|
|
.inputs_read = info->inputs_read,
|
|
.patch_inputs_read = info->patch_inputs_read,
|
|
};
|
|
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_tes(ice, ish, &key);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static void *
|
|
crocus_create_gs_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish = crocus_create_shader_state(ctx, state);
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_TEXTURES);
|
|
/* User clip planes */
|
|
if (ish->nir->info.clip_distance_array_size == 0)
|
|
ish->nos |= (1ull << CROCUS_NOS_RASTERIZER);
|
|
|
|
if (screen->precompile) {
|
|
struct brw_gs_prog_key key = { KEY_INIT() };
|
|
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_gs(ice, ish, &key);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static void *
|
|
crocus_create_fs_state(struct pipe_context *ctx,
|
|
const struct pipe_shader_state *state)
|
|
{
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish = crocus_create_shader_state(ctx, state);
|
|
struct shader_info *info = &ish->nir->info;
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_FRAMEBUFFER) |
|
|
(1ull << CROCUS_NOS_DEPTH_STENCIL_ALPHA) |
|
|
(1ull << CROCUS_NOS_RASTERIZER) |
|
|
(1ull << CROCUS_NOS_TEXTURES) |
|
|
(1ull << CROCUS_NOS_BLEND);
|
|
|
|
/* The program key needs the VUE map if there are > 16 inputs or gen4/5 */
|
|
if (screen->devinfo.ver < 6 || util_bitcount64(ish->nir->info.inputs_read &
|
|
BRW_FS_VARYING_INPUT_MASK) > 16) {
|
|
ish->nos |= (1ull << CROCUS_NOS_LAST_VUE_MAP);
|
|
}
|
|
|
|
if (screen->precompile) {
|
|
const uint64_t color_outputs = info->outputs_written &
|
|
~(BITFIELD64_BIT(FRAG_RESULT_DEPTH) |
|
|
BITFIELD64_BIT(FRAG_RESULT_STENCIL) |
|
|
BITFIELD64_BIT(FRAG_RESULT_SAMPLE_MASK));
|
|
|
|
bool can_rearrange_varyings =
|
|
screen->devinfo.ver > 6 && util_bitcount64(info->inputs_read & BRW_FS_VARYING_INPUT_MASK) <= 16;
|
|
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
struct brw_wm_prog_key key = {
|
|
KEY_INIT(),
|
|
.nr_color_regions = util_bitcount(color_outputs),
|
|
.coherent_fb_fetch = false,
|
|
.input_slots_valid =
|
|
can_rearrange_varyings ? 0 : info->inputs_read | VARYING_BIT_POS,
|
|
};
|
|
|
|
struct brw_vue_map vue_map;
|
|
if (devinfo->ver < 6) {
|
|
brw_compute_vue_map(devinfo, &vue_map,
|
|
info->inputs_read | VARYING_BIT_POS,
|
|
false, /* pos slots */ 1);
|
|
}
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_fs(ice, ish, &key, &vue_map);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
static void *
|
|
crocus_create_compute_state(struct pipe_context *ctx,
|
|
const struct pipe_compute_state *state)
|
|
{
|
|
assert(state->ir_type == PIPE_SHADER_IR_NIR);
|
|
|
|
struct crocus_context *ice = (void *) ctx;
|
|
struct crocus_screen *screen = (void *) ctx->screen;
|
|
struct crocus_uncompiled_shader *ish =
|
|
crocus_create_uncompiled_shader(ctx, (void *) state->prog, NULL);
|
|
|
|
ish->nos |= (1ull << CROCUS_NOS_TEXTURES);
|
|
// XXX: disallow more than 64KB of shared variables
|
|
|
|
if (screen->precompile) {
|
|
struct brw_cs_prog_key key = { KEY_INIT() };
|
|
|
|
if (!crocus_disk_cache_retrieve(ice, ish, &key, sizeof(key)))
|
|
crocus_compile_cs(ice, ish, &key);
|
|
}
|
|
|
|
return ish;
|
|
}
|
|
|
|
/**
|
|
* The pipe->delete_[stage]_state() driver hooks.
|
|
*
|
|
* Frees the crocus_uncompiled_shader.
|
|
*/
|
|
static void
|
|
crocus_delete_shader_state(struct pipe_context *ctx, void *state, gl_shader_stage stage)
|
|
{
|
|
struct crocus_uncompiled_shader *ish = state;
|
|
struct crocus_context *ice = (void *) ctx;
|
|
|
|
if (ice->shaders.uncompiled[stage] == ish) {
|
|
ice->shaders.uncompiled[stage] = NULL;
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_UNCOMPILED_VS << stage;
|
|
}
|
|
|
|
if (ish->const_data) {
|
|
pipe_resource_reference(&ish->const_data, NULL);
|
|
pipe_resource_reference(&ish->const_data_state.res, NULL);
|
|
}
|
|
|
|
ralloc_free(ish->nir);
|
|
free(ish);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_vs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_VERTEX);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_tcs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_TESS_CTRL);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_tes_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_TESS_EVAL);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_gs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_GEOMETRY);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_fs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_FRAGMENT);
|
|
}
|
|
|
|
static void
|
|
crocus_delete_cs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
crocus_delete_shader_state(ctx, state, MESA_SHADER_COMPUTE);
|
|
}
|
|
|
|
/**
|
|
* The pipe->bind_[stage]_state() driver hook.
|
|
*
|
|
* Binds an uncompiled shader as the current one for a particular stage.
|
|
* Updates dirty tracking to account for the shader's NOS.
|
|
*/
|
|
static void
|
|
bind_shader_state(struct crocus_context *ice,
|
|
struct crocus_uncompiled_shader *ish,
|
|
gl_shader_stage stage)
|
|
{
|
|
uint64_t dirty_bit = CROCUS_STAGE_DIRTY_UNCOMPILED_VS << stage;
|
|
const uint64_t nos = ish ? ish->nos : 0;
|
|
|
|
const struct shader_info *old_info = crocus_get_shader_info(ice, stage);
|
|
const struct shader_info *new_info = ish ? &ish->nir->info : NULL;
|
|
|
|
if ((old_info ? BITSET_LAST_BIT(old_info->textures_used) : 0) !=
|
|
(new_info ? BITSET_LAST_BIT(new_info->textures_used) : 0)) {
|
|
ice->state.stage_dirty |= CROCUS_STAGE_DIRTY_SAMPLER_STATES_VS << stage;
|
|
}
|
|
|
|
ice->shaders.uncompiled[stage] = ish;
|
|
ice->state.stage_dirty |= dirty_bit;
|
|
|
|
/* Record that CSOs need to mark CROCUS_DIRTY_UNCOMPILED_XS when they change
|
|
* (or that they no longer need to do so).
|
|
*/
|
|
for (int i = 0; i < CROCUS_NOS_COUNT; i++) {
|
|
if (nos & (1 << i))
|
|
ice->state.stage_dirty_for_nos[i] |= dirty_bit;
|
|
else
|
|
ice->state.stage_dirty_for_nos[i] &= ~dirty_bit;
|
|
}
|
|
}
|
|
|
|
static void
|
|
crocus_bind_vs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
struct crocus_context *ice = (struct crocus_context *)ctx;
|
|
struct crocus_uncompiled_shader *new_ish = state;
|
|
struct crocus_screen *screen = (struct crocus_screen *)ice->ctx.screen;
|
|
const struct intel_device_info *devinfo = &screen->devinfo;
|
|
|
|
if (new_ish &&
|
|
ice->state.window_space_position !=
|
|
new_ish->nir->info.vs.window_space_position) {
|
|
ice->state.window_space_position =
|
|
new_ish->nir->info.vs.window_space_position;
|
|
|
|
ice->state.dirty |= CROCUS_DIRTY_CLIP |
|
|
CROCUS_DIRTY_RASTER |
|
|
CROCUS_DIRTY_CC_VIEWPORT;
|
|
}
|
|
|
|
if (devinfo->ver == 6) {
|
|
ice->state.stage_dirty |= CROCUS_DIRTY_GEN4_FF_GS_PROG;
|
|
}
|
|
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_VERTEX);
|
|
}
|
|
|
|
static void
|
|
crocus_bind_tcs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_TESS_CTRL);
|
|
}
|
|
|
|
static void
|
|
crocus_bind_tes_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
struct crocus_context *ice = (struct crocus_context *)ctx;
|
|
|
|
/* Enabling/disabling optional stages requires a URB reconfiguration. */
|
|
if (!!state != !!ice->shaders.uncompiled[MESA_SHADER_TESS_EVAL])
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN6_URB;
|
|
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_TESS_EVAL);
|
|
}
|
|
|
|
static void
|
|
crocus_bind_gs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
struct crocus_context *ice = (struct crocus_context *)ctx;
|
|
|
|
/* Enabling/disabling optional stages requires a URB reconfiguration. */
|
|
if (!!state != !!ice->shaders.uncompiled[MESA_SHADER_GEOMETRY])
|
|
ice->state.dirty |= CROCUS_DIRTY_GEN6_URB;
|
|
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_GEOMETRY);
|
|
}
|
|
|
|
static void
|
|
crocus_bind_fs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
struct crocus_context *ice = (struct crocus_context *) ctx;
|
|
struct crocus_uncompiled_shader *old_ish =
|
|
ice->shaders.uncompiled[MESA_SHADER_FRAGMENT];
|
|
struct crocus_uncompiled_shader *new_ish = state;
|
|
|
|
const unsigned color_bits =
|
|
BITFIELD64_BIT(FRAG_RESULT_COLOR) |
|
|
BITFIELD64_RANGE(FRAG_RESULT_DATA0, BRW_MAX_DRAW_BUFFERS);
|
|
|
|
/* Fragment shader outputs influence HasWriteableRT */
|
|
if (!old_ish || !new_ish ||
|
|
(old_ish->nir->info.outputs_written & color_bits) !=
|
|
(new_ish->nir->info.outputs_written & color_bits))
|
|
ice->state.dirty |= CROCUS_DIRTY_WM;
|
|
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_FRAGMENT);
|
|
}
|
|
|
|
static void
|
|
crocus_bind_cs_state(struct pipe_context *ctx, void *state)
|
|
{
|
|
bind_shader_state((void *) ctx, state, MESA_SHADER_COMPUTE);
|
|
}
|
|
|
|
void
|
|
crocus_init_program_functions(struct pipe_context *ctx)
|
|
{
|
|
ctx->create_vs_state = crocus_create_vs_state;
|
|
ctx->create_tcs_state = crocus_create_tcs_state;
|
|
ctx->create_tes_state = crocus_create_tes_state;
|
|
ctx->create_gs_state = crocus_create_gs_state;
|
|
ctx->create_fs_state = crocus_create_fs_state;
|
|
ctx->create_compute_state = crocus_create_compute_state;
|
|
|
|
ctx->delete_vs_state = crocus_delete_vs_state;
|
|
ctx->delete_tcs_state = crocus_delete_tcs_state;
|
|
ctx->delete_tes_state = crocus_delete_tes_state;
|
|
ctx->delete_gs_state = crocus_delete_gs_state;
|
|
ctx->delete_fs_state = crocus_delete_fs_state;
|
|
ctx->delete_compute_state = crocus_delete_cs_state;
|
|
|
|
ctx->bind_vs_state = crocus_bind_vs_state;
|
|
ctx->bind_tcs_state = crocus_bind_tcs_state;
|
|
ctx->bind_tes_state = crocus_bind_tes_state;
|
|
ctx->bind_gs_state = crocus_bind_gs_state;
|
|
ctx->bind_fs_state = crocus_bind_fs_state;
|
|
ctx->bind_compute_state = crocus_bind_cs_state;
|
|
}
|