diff options
| -rw-r--r-- | src/compiler/Makefile.sources | 1 | ||||
| -rw-r--r-- | src/compiler/glsl/gl_nir_link_uniform_initializers.c | 292 | ||||
| -rw-r--r-- | src/compiler/glsl/gl_nir_link_uniforms.c | 1 | ||||
| -rw-r--r-- | src/compiler/glsl/gl_nir_linker.h | 3 | ||||
| -rw-r--r-- | src/compiler/glsl/meson.build | 1 |
5 files changed, 298 insertions, 0 deletions
diff --git a/src/compiler/Makefile.sources b/src/compiler/Makefile.sources index 86f2aee092a..ad888c59403 100644 --- a/src/compiler/Makefile.sources +++ b/src/compiler/Makefile.sources @@ -28,6 +28,7 @@ LIBGLSL_FILES = \ glsl/gl_nir_lower_atomics.c \ glsl/gl_nir_lower_samplers.c \ glsl/gl_nir_lower_samplers_as_deref.c \ + glsl/gl_nir_link_uniform_initializers.c \ glsl/gl_nir_link_uniforms.c \ glsl/gl_nir_linker.h \ glsl/gl_nir.h \ diff --git a/src/compiler/glsl/gl_nir_link_uniform_initializers.c b/src/compiler/glsl/gl_nir_link_uniform_initializers.c new file mode 100644 index 00000000000..8eefa71c885 --- /dev/null +++ b/src/compiler/glsl/gl_nir_link_uniform_initializers.c @@ -0,0 +1,292 @@ +/* + * Copyright © 2018 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#include "nir.h" +#include "gl_nir_linker.h" +#include "compiler/glsl/ir_uniform.h" /* for gl_uniform_storage */ +#include "main/context.h" +#include "main/mtypes.h" + +struct set_opaque_binding_closure { + struct gl_shader_program *shader_prog; + struct gl_program *prog; + const nir_variable *var; + int binding; + int location; +}; + +static void +set_opaque_binding(struct set_opaque_binding_closure *data, + const struct glsl_type *type) +{ + if (glsl_type_is_array(type) && + glsl_type_is_array(glsl_get_array_element(type))) { + const struct glsl_type *element_type = glsl_get_array_element(type); + + for (unsigned int i = 0; i < glsl_get_length(type); i++) + set_opaque_binding(data, element_type); + + return; + } + + if (data->location < 0 || + data->location >= data->prog->sh.data->NumUniformStorage) + return; + + struct gl_uniform_storage *storage = + data->prog->sh.data->UniformStorage + data->location++; + + const unsigned elements = MAX2(storage->array_elements, 1); + + for (unsigned int i = 0; i < elements; i++) + storage->storage[i].i = data->binding++; + + for (int sh = 0; sh < MESA_SHADER_STAGES; sh++) { + struct gl_linked_shader *shader = data->shader_prog->_LinkedShaders[sh]; + + if (!shader) + continue; + if (!storage->opaque[sh].active) + continue; + + if (glsl_type_is_sampler(storage->type)) { + for (unsigned i = 0; i < elements; i++) { + const unsigned index = storage->opaque[sh].index + i; + + if (storage->is_bindless) { + if (index >= shader->Program->sh.NumBindlessSamplers) + break; + shader->Program->sh.BindlessSamplers[index].unit = + storage->storage[i].i; + shader->Program->sh.BindlessSamplers[index].bound = true; + shader->Program->sh.HasBoundBindlessSampler = true; + } else { + if (index >= ARRAY_SIZE(shader->Program->SamplerUnits)) + break; + shader->Program->SamplerUnits[index] = + storage->storage[i].i; + } + } + } else if (glsl_type_is_image(type)) { + for (unsigned i = 0; i < elements; i++) { + const unsigned index = storage->opaque[sh].index + i; + + if (storage->is_bindless) { + if (index >= shader->Program->sh.NumBindlessImages) + break; + shader->Program->sh.BindlessImages[index].unit = + storage->storage[i].i; + shader->Program->sh.BindlessImages[index].bound = true; + shader->Program->sh.HasBoundBindlessImage = true; + } else { + if (index >= ARRAY_SIZE(shader->Program->sh.ImageUnits)) + break; + shader->Program->sh.ImageUnits[index] = + storage->storage[i].i; + } + } + } + } +} + +static void +copy_constant_to_storage(union gl_constant_value *storage, + const nir_constant *val, + const struct glsl_type *type, + unsigned int boolean_true) +{ + const enum glsl_base_type base_type = glsl_get_base_type(type); + const unsigned n_columns = glsl_get_matrix_columns(type); + const unsigned n_rows = glsl_get_vector_elements(type); + int i = 0; + + for (unsigned int column = 0; column < n_columns; column++) { + for (unsigned int row = 0; row < n_rows; row++) { + switch (base_type) { + case GLSL_TYPE_UINT: + storage[i].u = val->values[column].u32[row]; + break; + case GLSL_TYPE_INT: + case GLSL_TYPE_SAMPLER: + storage[i].i = val->values[column].i32[row]; + break; + case GLSL_TYPE_FLOAT: + storage[i].f = val->values[column].f32[row]; + break; + case GLSL_TYPE_DOUBLE: + case GLSL_TYPE_UINT64: + case GLSL_TYPE_INT64: + /* XXX need to check on big-endian */ + memcpy(&storage[i * 2].u, + &val->values[column].f64[row], + sizeof(double)); + break; + case GLSL_TYPE_BOOL: + storage[i].b = val->values[column].u32[row] ? boolean_true : 0; + break; + case GLSL_TYPE_ARRAY: + case GLSL_TYPE_STRUCT: + case GLSL_TYPE_IMAGE: + case GLSL_TYPE_ATOMIC_UINT: + case GLSL_TYPE_INTERFACE: + case GLSL_TYPE_VOID: + case GLSL_TYPE_SUBROUTINE: + case GLSL_TYPE_FUNCTION: + case GLSL_TYPE_ERROR: + case GLSL_TYPE_UINT16: + case GLSL_TYPE_INT16: + case GLSL_TYPE_UINT8: + case GLSL_TYPE_INT8: + case GLSL_TYPE_FLOAT16: + /* All other types should have already been filtered by other + * paths in the caller. + */ + assert(!"Should not get here."); + break; + } + i++; + } + } +} + +struct set_uniform_initializer_closure { + struct gl_shader_program *shader_prog; + struct gl_program *prog; + const nir_variable *var; + int location; + unsigned int boolean_true; +}; + +static void +set_uniform_initializer(struct set_uniform_initializer_closure *data, + const struct glsl_type *type, + const nir_constant *val) +{ + const struct glsl_type *t_without_array = glsl_without_array(type); + + if (glsl_type_is_struct(type)) { + for (unsigned int i = 0; i < glsl_get_length(type); i++) { + const struct glsl_type *field_type = glsl_get_struct_field(type, i); + set_uniform_initializer(data, field_type, val->elements[i]); + } + return; + } + + if (glsl_type_is_struct(t_without_array) || + (glsl_type_is_array(type) && + glsl_type_is_array(glsl_get_array_element(type)))) { + const struct glsl_type *element_type = glsl_get_array_element(type); + + for (unsigned int i = 0; i < glsl_get_length(type); i++) + set_uniform_initializer(data, element_type, val->elements[i]); + + return; + } + + if (data->location < 0 || + data->location >= data->prog->sh.data->NumUniformStorage) + return; + + struct gl_uniform_storage *storage = + data->prog->sh.data->UniformStorage + data->location++; + + if (glsl_type_is_array(type)) { + const struct glsl_type *element_type = glsl_get_array_element(type); + const enum glsl_base_type base_type = glsl_get_base_type(element_type); + const unsigned int elements = glsl_get_components(element_type); + unsigned int idx = 0; + unsigned dmul = glsl_base_type_is_64bit(base_type) ? 2 : 1; + + assert(glsl_get_length(type) >= storage->array_elements); + for (unsigned int i = 0; i < storage->array_elements; i++) { + copy_constant_to_storage(&storage->storage[idx], + val->elements[i], + element_type, + data->boolean_true); + + idx += elements * dmul; + } + } else { + copy_constant_to_storage(storage->storage, + val, + type, + data->boolean_true); + + if (glsl_type_is_sampler(storage->type)) { + for (int sh = 0; sh < MESA_SHADER_STAGES; sh++) { + struct gl_linked_shader *shader = + data->shader_prog->_LinkedShaders[sh]; + + if (shader && storage->opaque[sh].active) { + unsigned index = storage->opaque[sh].index; + + shader->Program->SamplerUnits[index] = storage->storage[0].i; + } + } + } + } +} + +void +gl_nir_set_uniform_initializers(struct gl_context *ctx, + struct gl_shader_program *prog) +{ + for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) { + struct gl_linked_shader *sh = prog->_LinkedShaders[i]; + if (!sh) + continue; + + nir_shader *nir = sh->Program->nir; + assert(nir); + + nir_foreach_variable(var, &nir->uniforms) { + if (var->constant_initializer) { + struct set_uniform_initializer_closure data = { + .shader_prog = prog, + .prog = sh->Program, + .var = var, + .location = var->data.location, + .boolean_true = ctx->Const.UniformBooleanTrue + }; + set_uniform_initializer(&data, + var->type, + var->constant_initializer); + } else if (var->data.explicit_binding) { + const struct glsl_type *without_array = + glsl_without_array(var->type); + + if (glsl_type_is_sampler(without_array) || + glsl_type_is_image(without_array)) { + struct set_opaque_binding_closure data = { + .shader_prog = prog, + .prog = sh->Program, + .var = var, + .binding = var->data.binding, + .location = var->data.location + }; + set_opaque_binding(&data, var->type); + } + } + } + } +} diff --git a/src/compiler/glsl/gl_nir_link_uniforms.c b/src/compiler/glsl/gl_nir_link_uniforms.c index d3a39577177..c6961fbb6ca 100644 --- a/src/compiler/glsl/gl_nir_link_uniforms.c +++ b/src/compiler/glsl/gl_nir_link_uniforms.c @@ -456,6 +456,7 @@ gl_nir_link_uniforms(struct gl_context *ctx, prog->data->NumUniformDataSlots = state.num_values; nir_setup_uniform_remap_tables(ctx, prog); + gl_nir_set_uniform_initializers(ctx, prog); return true; } diff --git a/src/compiler/glsl/gl_nir_linker.h b/src/compiler/glsl/gl_nir_linker.h index 31e8fe1a201..5c650ce0455 100644 --- a/src/compiler/glsl/gl_nir_linker.h +++ b/src/compiler/glsl/gl_nir_linker.h @@ -34,6 +34,9 @@ struct gl_shader_program; bool gl_nir_link_uniforms(struct gl_context *ctx, struct gl_shader_program *prog); +void gl_nir_set_uniform_initializers(struct gl_context *ctx, + struct gl_shader_program *prog); + #ifdef __cplusplus } /* extern "C" */ #endif diff --git a/src/compiler/glsl/meson.build b/src/compiler/glsl/meson.build index a42c68b5eeb..2605fef9585 100644 --- a/src/compiler/glsl/meson.build +++ b/src/compiler/glsl/meson.build @@ -69,6 +69,7 @@ files_libglsl = files( 'gl_nir_lower_atomics.c', 'gl_nir_lower_samplers.c', 'gl_nir_lower_samplers_as_deref.c', + 'gl_nir_link_uniform_initializers.c', 'gl_nir_link_uniforms.c', 'gl_nir_linker.h', 'gl_nir.h', |