}
break;
}
- case MESA_SHADER_FRAGMENT:
- if (var->data.location == VARYING_SLOT_COL0 ||
- var->data.location == VARYING_SLOT_COL1) {
- unsigned index = var->data.location == VARYING_SLOT_COL1;
- uint8_t mask = nir_ssa_def_components_read(&instr->dest.ssa);
- info->colors_read |= mask << (index * 4);
- }
- break;
default:;
}
}
info->uses_bindless_image_store = true;
info->writes_memory = true;
+ info->num_memory_instructions++; /* we only care about stores */
break;
case nir_intrinsic_image_deref_store:
info->writes_memory = true;
+ info->num_memory_instructions++; /* we only care about stores */
break;
case nir_intrinsic_bindless_image_atomic_add:
case nir_intrinsic_bindless_image_atomic_min:
info->uses_bindless_image_atomic = true;
info->writes_memory = true;
+ info->num_memory_instructions++; /* we only care about stores */
break;
case nir_intrinsic_image_deref_atomic_add:
case nir_intrinsic_image_deref_atomic_min:
case nir_intrinsic_image_deref_atomic_exchange:
case nir_intrinsic_image_deref_atomic_comp_swap:
info->writes_memory = true;
+ info->num_memory_instructions++; /* we only care about stores */
break;
case nir_intrinsic_store_ssbo:
case nir_intrinsic_ssbo_atomic_add:
case nir_intrinsic_ssbo_atomic_exchange:
case nir_intrinsic_ssbo_atomic_comp_swap:
info->writes_memory = true;
+ info->num_memory_instructions++; /* we only care about stores */
break;
+ case nir_intrinsic_load_color0:
+ case nir_intrinsic_load_color1: {
+ unsigned index = intr->intrinsic == nir_intrinsic_load_color1;
+ uint8_t mask = nir_ssa_def_components_read(&intr->dest.ssa);
+ info->colors_read |= mask << (index * 4);
+ break;
+ }
+ case nir_intrinsic_load_barycentric_pixel:
+ case nir_intrinsic_load_barycentric_centroid:
+ case nir_intrinsic_load_barycentric_sample:
+ case nir_intrinsic_load_barycentric_at_offset: /* uses center */
+ case nir_intrinsic_load_barycentric_at_sample: { /* uses center */
+ unsigned mode = nir_intrinsic_interp_mode(intr);
+
+ if (mode == INTERP_MODE_FLAT)
+ break;
+
+ if (mode == INTERP_MODE_NOPERSPECTIVE) {
+ if (intr->intrinsic == nir_intrinsic_load_barycentric_sample)
+ info->uses_linear_sample = true;
+ else if (intr->intrinsic == nir_intrinsic_load_barycentric_centroid)
+ info->uses_linear_centroid = true;
+ else
+ info->uses_linear_center = true;
+
+ if (intr->intrinsic == nir_intrinsic_load_barycentric_at_sample)
+ info->uses_linear_opcode_interp_sample = true;
+ } else {
+ if (intr->intrinsic == nir_intrinsic_load_barycentric_sample)
+ info->uses_persp_sample = true;
+ else if (intr->intrinsic == nir_intrinsic_load_barycentric_centroid)
+ info->uses_persp_centroid = true;
+ else
+ info->uses_persp_center = true;
+
+ if (intr->intrinsic == nir_intrinsic_load_barycentric_at_sample)
+ info->uses_persp_opcode_interp_sample = true;
+ }
+ break;
+ }
case nir_intrinsic_load_deref: {
nir_variable *var = intrinsic_get_var(intr);
nir_variable_mode mode = var->data.mode;
- enum glsl_base_type base_type =
- glsl_get_base_type(glsl_without_array(var->type));
if (mode == nir_var_shader_in) {
+ /* PS inputs use the interpolated load intrinsics. */
+ assert(nir->info.stage != MESA_SHADER_FRAGMENT);
gather_intrinsic_load_deref_input_info(nir, intr, var, info);
-
- switch (var->data.interpolation) {
- case INTERP_MODE_NONE:
- if (glsl_base_type_is_integer(base_type))
- break;
-
- /* fall-through */
- case INTERP_MODE_SMOOTH:
- if (var->data.sample)
- info->uses_persp_sample = true;
- else if (var->data.centroid)
- info->uses_persp_centroid = true;
- else
- info->uses_persp_center = true;
- break;
-
- case INTERP_MODE_NOPERSPECTIVE:
- if (var->data.sample)
- info->uses_linear_sample = true;
- else if (var->data.centroid)
- info->uses_linear_centroid = true;
- else
- info->uses_linear_center = true;
- break;
- }
} else if (mode == nir_var_shader_out) {
gather_intrinsic_load_deref_output_info(nir, intr, var, info);
}
}
case nir_intrinsic_interp_deref_at_centroid:
case nir_intrinsic_interp_deref_at_sample:
- case nir_intrinsic_interp_deref_at_offset: {
- enum glsl_interp_mode interp = intrinsic_get_var(intr)->data.interpolation;
- switch (interp) {
- case INTERP_MODE_SMOOTH:
- case INTERP_MODE_NONE:
- if (intr->intrinsic == nir_intrinsic_interp_deref_at_centroid)
- info->uses_persp_opcode_interp_centroid = true;
- else if (intr->intrinsic == nir_intrinsic_interp_deref_at_sample)
- info->uses_persp_opcode_interp_sample = true;
- else
- info->uses_persp_opcode_interp_offset = true;
- break;
- case INTERP_MODE_NOPERSPECTIVE:
- if (intr->intrinsic == nir_intrinsic_interp_deref_at_centroid)
- info->uses_linear_opcode_interp_centroid = true;
- else if (intr->intrinsic == nir_intrinsic_interp_deref_at_sample)
- info->uses_linear_opcode_interp_sample = true;
- else
- info->uses_linear_opcode_interp_offset = true;
- break;
- case INTERP_MODE_FLAT:
- break;
- default:
- unreachable("Unsupported interpoation type");
- }
+ case nir_intrinsic_interp_deref_at_offset:
+ unreachable("interp opcodes should have been lowered");
break;
- }
default:
break;
}
if (semantic_name == TGSI_SEMANTIC_PRIMID)
info->uses_primid = true;
+ if (semantic_name == TGSI_SEMANTIC_COLOR) {
+ /* We only need this for color inputs. */
+ if (variable->data.sample)
+ info->input_interpolate_loc[i] = TGSI_INTERPOLATE_LOC_SAMPLE;
+ else if (variable->data.centroid)
+ info->input_interpolate_loc[i] = TGSI_INTERPOLATE_LOC_CENTROID;
+ else
+ info->input_interpolate_loc[i] = TGSI_INTERPOLATE_LOC_CENTER;
+ }
+
enum glsl_base_type base_type =
glsl_get_base_type(glsl_without_array(variable->type));
}
}
+void si_nir_lower_ps_inputs(struct nir_shader *nir)
+{
+ if (nir->info.stage != MESA_SHADER_FRAGMENT)
+ return;
+
+ NIR_PASS_V(nir, nir_lower_io_to_temporaries,
+ nir_shader_get_entrypoint(nir), false, true);
+
+ /* Since we're doing nir_lower_io_to_temporaries late, we need
+ * to lower all the copy_deref's introduced by
+ * lower_io_to_temporaries before calling nir_lower_io.
+ */
+ NIR_PASS_V(nir, nir_split_var_copies);
+ NIR_PASS_V(nir, nir_lower_var_copies);
+ NIR_PASS_V(nir, nir_lower_global_vars_to_local);
+
+ si_nir_lower_color(nir);
+ NIR_PASS_V(nir, nir_lower_io, nir_var_shader_in, type_size_vec4, 0);
+
+ /* This pass needs actual constants */
+ NIR_PASS_V(nir, nir_opt_constant_folding);
+ NIR_PASS_V(nir, nir_io_add_const_offset_to_base,
+ nir_var_shader_in);
+}
+
/**
* Perform "lowering" operations on the NIR that are run once when the shader
* selector is created.
if (sel->nir->info.stage != MESA_SHADER_FRAGMENT) {
nir_foreach_variable(variable, &sel->nir->inputs)
variable->data.driver_location *= 4;
- } else {
- NIR_PASS_V(sel->nir, nir_lower_io_to_temporaries,
- nir_shader_get_entrypoint(sel->nir), false, true);
-
- /* Since we're doing nir_lower_io_to_temporaries late, we need
- * to lower all the copy_deref's introduced by
- * lower_io_to_temporaries before calling nir_lower_io.
- */
- NIR_PASS_V(sel->nir, nir_split_var_copies);
- NIR_PASS_V(sel->nir, nir_lower_var_copies);
- NIR_PASS_V(sel->nir, nir_lower_global_vars_to_local);
-
- si_nir_lower_color(sel->nir);
- NIR_PASS_V(sel->nir, nir_lower_io, nir_var_shader_in, type_size_vec4, 0);
-
- /* This pass needs actual constants */
- NIR_PASS_V(sel->nir, nir_opt_constant_folding);
- NIR_PASS_V(sel->nir, nir_io_add_const_offset_to_base,
- nir_var_shader_in);
}
nir_foreach_variable(variable, &sel->nir->outputs) {
ac_to_integer(&ctx->ac,
ac_build_gather_values(&ctx->ac, values, 4));
}
- }
+
+ ctx->abi.interp_at_sample_force_center =
+ ctx->shader->key.mono.u.ps.interpolate_at_sample_force_center;
+ }
ctx->abi.inputs = &ctx->inputs[0];
ctx->abi.load_sampler_desc = si_nir_load_sampler_desc;
ctx->abi.clamp_shadow_reference = true;
+ ctx->abi.robust_buffer_access = true;
ctx->num_samplers = util_last_bit(info->samplers_declared);
ctx->num_images = util_last_bit(info->images_declared);
projects / mesa.git / blobdiff