diff options
Diffstat (limited to 'src/glsl')
| -rw-r--r-- | src/glsl/ast_to_hir.cpp | 60 |
1 files changed, 28 insertions, 32 deletions
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp index bb0db7992e5..75928b036c0 100644 --- a/src/glsl/ast_to_hir.cpp +++ b/src/glsl/ast_to_hir.cpp @@ -2536,22 +2536,23 @@ validate_stream_qualifier(YYLTYPE *loc, struct _mesa_glsl_parse_state *state, return true; } -static bool -validate_binding_qualifier(struct _mesa_glsl_parse_state *state, - YYLTYPE *loc, - const glsl_type *type, - const ast_type_qualifier *qual) +static void +apply_explicit_binding(struct _mesa_glsl_parse_state *state, + YYLTYPE *loc, + ir_variable *var, + const glsl_type *type, + const ast_type_qualifier *qual) { if (!qual->flags.q.uniform && !qual->flags.q.buffer) { _mesa_glsl_error(loc, state, "the \"binding\" qualifier only applies to uniforms and " "shader storage buffer objects"); - return false; + return; } if (qual->binding < 0) { _mesa_glsl_error(loc, state, "binding values must be >= 0"); - return false; + return; } const struct gl_context *const ctx = state->ctx; @@ -2576,7 +2577,7 @@ validate_binding_qualifier(struct _mesa_glsl_parse_state *state, "the maximum number of UBO binding points (%d)", qual->binding, elements, ctx->Const.MaxUniformBufferBindings); - return false; + return; } /* SSBOs. From page 67 of the GLSL 4.30 specification: @@ -2594,7 +2595,7 @@ validate_binding_qualifier(struct _mesa_glsl_parse_state *state, "the maximum number of SSBO binding points (%d)", qual->binding, elements, ctx->Const.MaxShaderStorageBufferBindings); - return false; + return; } } else if (base_type->is_sampler()) { /* Samplers. From page 63 of the GLSL 4.20 specification: @@ -2611,7 +2612,7 @@ validate_binding_qualifier(struct _mesa_glsl_parse_state *state, "exceeds the maximum number of texture image units " "(%d)", qual->binding, elements, limit); - return false; + return; } } else if (base_type->contains_atomic()) { assert(ctx->Const.MaxAtomicBufferBindings <= MAX_COMBINED_ATOMIC_BUFFERS); @@ -2621,7 +2622,7 @@ validate_binding_qualifier(struct _mesa_glsl_parse_state *state, "(%d)", qual->binding, ctx->Const.MaxAtomicBufferBindings); - return false; + return; } } else if (state->is_version(420, 310) && base_type->is_image()) { assert(ctx->Const.MaxImageUnits <= MAX_IMAGE_UNITS); @@ -2629,17 +2630,20 @@ validate_binding_qualifier(struct _mesa_glsl_parse_state *state, _mesa_glsl_error(loc, state, "Image binding %d exceeds the " " maximum number of image units (%d)", max_index, ctx->Const.MaxImageUnits); - return false; + return; } } else { _mesa_glsl_error(loc, state, "the \"binding\" qualifier only applies to uniform " "blocks, opaque variables, or arrays thereof"); - return false; + return; } - return true; + var->data.explicit_binding = true; + var->data.binding = qual->binding; + + return; } @@ -3041,10 +3045,8 @@ apply_layout_qualifier_to_variable(const struct ast_type_qualifier *qual, _mesa_glsl_error(loc, state, "explicit index requires explicit location"); } - if (qual->flags.q.explicit_binding && - validate_binding_qualifier(state, loc, var->type, qual)) { - var->data.explicit_binding = true; - var->data.binding = qual->binding; + if (qual->flags.q.explicit_binding) { + apply_explicit_binding(state, loc, var, var->type, qual); } if (state->stage == MESA_SHADER_GEOMETRY && @@ -6694,8 +6696,6 @@ ast_interface_block::hir(exec_list *instructions, num_variables, packing, this->block_name); - if (this->layout.flags.q.explicit_binding) - validate_binding_qualifier(state, &loc, block_type, &this->layout); if (!state->symbols->add_interface(block_type->name, block_type, var_mode)) { YYLTYPE loc = this->get_location(); @@ -6826,10 +6826,6 @@ ast_interface_block::hir(exec_list *instructions, "not allowed"); } - if (this->layout.flags.q.explicit_binding) - validate_binding_qualifier(state, &loc, block_array_type, - &this->layout); - var = new(state) ir_variable(block_array_type, this->instance_name, var_mode); @@ -6891,12 +6887,10 @@ ast_interface_block::hir(exec_list *instructions, earlier->reinit_interface_type(block_type); delete var; } else { - /* Propagate the "binding" keyword into this UBO's fields; - * the UBO declaration itself doesn't get an ir_variable unless it - * has an instance name. This is ugly. - */ - var->data.explicit_binding = this->layout.flags.q.explicit_binding; - var->data.binding = this->layout.binding; + if (this->layout.flags.q.explicit_binding) { + apply_explicit_binding(state, &loc, var, + var->get_interface_type(), &this->layout); + } var->data.stream = qual_stream; @@ -6975,8 +6969,10 @@ ast_interface_block::hir(exec_list *instructions, * The UBO declaration itself doesn't get an ir_variable unless it * has an instance name. This is ugly. */ - var->data.explicit_binding = this->layout.flags.q.explicit_binding; - var->data.binding = this->layout.binding; + if (this->layout.flags.q.explicit_binding) { + apply_explicit_binding(state, &loc, var, + var->get_interface_type(), &this->layout); + } if (var->type->is_unsized_array()) { if (var->is_in_shader_storage_block()) { |