From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../mesa/shader/slang/slang_assemble_typeinfo.c | 430 +++++++++++++++++++++ 1 file changed, 430 insertions(+) create mode 100755 nx-X11/extras/Mesa/src/mesa/shader/slang/slang_assemble_typeinfo.c (limited to 'nx-X11/extras/Mesa/src/mesa/shader/slang/slang_assemble_typeinfo.c') diff --git a/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_assemble_typeinfo.c b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_assemble_typeinfo.c new file mode 100755 index 000000000..ce78f66eb --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_assemble_typeinfo.c @@ -0,0 +1,430 @@ +/* + * Mesa 3-D graphics library + * Version: 6.3 + * + * Copyright (C) 2005 Brian Paul All Rights Reserved. + * + * 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 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 + * BRIAN PAUL 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. + */ + +/** + * \file slang_assemble_typeinfo.c + * slang type info + * \author Michal Krol + */ + +#include "imports.h" +#include "slang_utility.h" +#include "slang_assemble_typeinfo.h" + +/* slang_assembly_typeinfo */ + +void slang_assembly_typeinfo_construct (slang_assembly_typeinfo *ti) +{ + slang_type_specifier_construct (&ti->spec); +} + +void slang_assembly_typeinfo_destruct (slang_assembly_typeinfo *ti) +{ + slang_type_specifier_destruct (&ti->spec); +} + +/* _slang_typeof_operation() */ + +int _slang_typeof_operation (slang_operation *op, slang_assembly_name_space *space, + slang_assembly_typeinfo *ti) +{ + ti->can_be_referenced = 0; + ti->is_swizzled = 0; + + switch (op->type) + { + case slang_oper_block_no_new_scope: + case slang_oper_block_new_scope: + case slang_oper_variable_decl: + case slang_oper_asm: + case slang_oper_break: + case slang_oper_continue: + case slang_oper_discard: + case slang_oper_return: + case slang_oper_if: + case slang_oper_while: + case slang_oper_do: + case slang_oper_for: + case slang_oper_void: + ti->spec.type = slang_spec_void; + break; + case slang_oper_expression: + case slang_oper_assign: + case slang_oper_addassign: + case slang_oper_subassign: + case slang_oper_mulassign: + case slang_oper_divassign: + case slang_oper_preincrement: + case slang_oper_predecrement: + if (!_slang_typeof_operation (op->children, space, ti)) + return 0; + break; + case slang_oper_literal_bool: + case slang_oper_logicalor: + case slang_oper_logicalxor: + case slang_oper_logicaland: + case slang_oper_equal: + case slang_oper_notequal: + case slang_oper_less: + case slang_oper_greater: + case slang_oper_lessequal: + case slang_oper_greaterequal: + case slang_oper_not: + ti->spec.type = slang_spec_bool; + break; + case slang_oper_literal_int: + ti->spec.type = slang_spec_int; + break; + case slang_oper_literal_float: + ti->spec.type = slang_spec_float; + break; + case slang_oper_identifier: + { + slang_variable *var; + + var = _slang_locate_variable (op->locals, op->identifier, 1); + if (var == NULL) + return 0; + if (!slang_type_specifier_copy (&ti->spec, &var->type.specifier)) + return 0; + ti->can_be_referenced = 1; + } + break; + case slang_oper_sequence: + /* TODO: check [0] and [1] if they match */ + if (!_slang_typeof_operation (op->children + 1, space, ti)) + return 0; + ti->can_be_referenced = 0; + ti->is_swizzled = 0; + break; + /*case slang_oper_modassign:*/ + /*case slang_oper_lshassign:*/ + /*case slang_oper_rshassign:*/ + /*case slang_oper_orassign:*/ + /*case slang_oper_xorassign:*/ + /*case slang_oper_andassign:*/ + case slang_oper_select: + /* TODO: check [1] and [2] if they match */ + if (!_slang_typeof_operation (op->children + 1, space, ti)) + return 0; + ti->can_be_referenced = 0; + ti->is_swizzled = 0; + break; + /*case slang_oper_bitor:*/ + /*case slang_oper_bitxor:*/ + /*case slang_oper_bitand:*/ + /*case slang_oper_lshift:*/ + /*case slang_oper_rshift:*/ + case slang_oper_add: + { + int exists; + if (!_slang_typeof_function ("+", op->children, 2, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + case slang_oper_subtract: + { + int exists; + if (!_slang_typeof_function ("-", op->children, 2, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + case slang_oper_multiply: + { + int exists; + if (!_slang_typeof_function ("*", op->children, 2, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + case slang_oper_divide: + { + int exists; + if (!_slang_typeof_function ("/", op->children, 2, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + /*case slang_oper_modulus:*/ + case slang_oper_plus: + { + int exists; + if (!_slang_typeof_function ("+", op->children, 1, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + case slang_oper_minus: + { + int exists; + if (!_slang_typeof_function ("-", op->children, 1, space, &ti->spec, &exists)) + return 0; + if (!exists) + return 0; + } + break; + /*case slang_oper_complement:*/ + case slang_oper_subscript: + { + slang_assembly_typeinfo _ti; + slang_assembly_typeinfo_construct (&_ti); + if (!_slang_typeof_operation (op->children, space, &_ti)) + { + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + ti->can_be_referenced = _ti.can_be_referenced; + switch (_ti.spec.type) + { + case slang_spec_bvec2: + case slang_spec_bvec3: + case slang_spec_bvec4: + ti->spec.type = slang_spec_bool; + break; + case slang_spec_ivec2: + case slang_spec_ivec3: + case slang_spec_ivec4: + ti->spec.type = slang_spec_int; + break; + case slang_spec_vec2: + case slang_spec_vec3: + case slang_spec_vec4: + ti->spec.type = slang_spec_float; + break; + case slang_spec_mat2: + ti->spec.type = slang_spec_vec2; + break; + case slang_spec_mat3: + ti->spec.type = slang_spec_vec3; + break; + case slang_spec_mat4: + ti->spec.type = slang_spec_vec4; + break; + case slang_spec_array: + if (!slang_type_specifier_copy (&ti->spec, _ti.spec._array)) + { + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + break; + default: + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + slang_assembly_typeinfo_destruct (&_ti); + } + break; + case slang_oper_call: + { + int exists; + if (!_slang_typeof_function (op->identifier, op->children, op->num_children, space, + &ti->spec, &exists)) + return 0; + if (!exists) + { + slang_struct *s = slang_struct_scope_find (space->structs, op->identifier, 1); + if (s != NULL) + { + ti->spec.type = slang_spec_struct; + ti->spec._struct = (slang_struct *) slang_alloc_malloc (sizeof (slang_struct)); + if (ti->spec._struct == NULL) + return 0; + if (!slang_struct_construct_a (ti->spec._struct)) + { + slang_alloc_free (ti->spec._struct); + ti->spec._struct = NULL; + return 0; + } + if (!slang_struct_copy (ti->spec._struct, s)) + return 0; + } + else + { + slang_type_specifier_type type = slang_type_specifier_type_from_string ( + op->identifier); + if (type == slang_spec_void) + return 0; + ti->spec.type = type; + } + } + } + break; + case slang_oper_field: + { + slang_assembly_typeinfo _ti; + slang_assembly_typeinfo_construct (&_ti); + if (!_slang_typeof_operation (op->children, space, &_ti)) + { + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + if (_ti.spec.type == slang_spec_struct) + { + slang_variable *field = _slang_locate_variable (_ti.spec._struct->fields, + op->identifier, 0); + if (field == NULL) + { + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + if (!slang_type_specifier_copy (&ti->spec, &field->type.specifier)) + { + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + } + else + { + unsigned int rows; + switch (_ti.spec.type) + { + case slang_spec_vec2: + case slang_spec_ivec2: + case slang_spec_bvec2: + rows = 2; + break; + case slang_spec_vec3: + case slang_spec_ivec3: + case slang_spec_bvec3: + rows = 3; + break; + case slang_spec_vec4: + case slang_spec_ivec4: + case slang_spec_bvec4: + rows = 4; + break; + default: + slang_assembly_typeinfo_destruct (&_ti); + return 0; + } + if (!_slang_is_swizzle (op->identifier, rows, &ti->swz)) + return 0; + ti->is_swizzled = 1; + ti->can_be_referenced = _ti.can_be_referenced && _slang_is_swizzle_mask (&ti->swz, + rows); + if (_ti.is_swizzled) + { + slang_swizzle swz; + _slang_multiply_swizzles (&swz, &_ti.swz, &ti->swz); + ti->swz = swz; + } + switch (_ti.spec.type) + { + case slang_spec_vec2: + case slang_spec_vec3: + case slang_spec_vec4: + switch (ti->swz.num_components) + { + case 1: + ti->spec.type = slang_spec_float; + break; + case 2: + ti->spec.type = slang_spec_vec2; + break; + case 3: + ti->spec.type = slang_spec_vec3; + break; + case 4: + ti->spec.type = slang_spec_vec4; + break; + } + break; + case slang_spec_ivec2: + case slang_spec_ivec3: + case slang_spec_ivec4: + switch (ti->swz.num_components) + { + case 1: + ti->spec.type = slang_spec_int; + break; + case 2: + ti->spec.type = slang_spec_ivec2; + break; + case 3: + ti->spec.type = slang_spec_ivec3; + break; + case 4: + ti->spec.type = slang_spec_ivec4; + break; + } + break; + case slang_spec_bvec2: + case slang_spec_bvec3: + case slang_spec_bvec4: + switch (ti->swz.num_components) + { + case 1: + ti->spec.type = slang_spec_bool; + break; + case 2: + ti->spec.type = slang_spec_bvec2; + break; + case 3: + ti->spec.type = slang_spec_bvec3; + break; + case 4: + ti->spec.type = slang_spec_bvec4; + break; + } + break; + default: + break; + } + } + slang_assembly_typeinfo_destruct (&_ti); + return 1; + } + break; + case slang_oper_postincrement: + case slang_oper_postdecrement: + if (!_slang_typeof_operation (op->children, space, ti)) + return 0; + ti->can_be_referenced = 0; + ti->is_swizzled = 0; + break; + default: + return 0; + } + return 1; +} + +/* _slang_typeof_function() */ + +int _slang_typeof_function (const char *name, slang_operation *params, unsigned int num_params, + slang_assembly_name_space *space, slang_type_specifier *spec, int *exists) +{ + slang_function *fun = _slang_locate_function (name, params, num_params, space); + *exists = fun != NULL; + if (fun == NULL) + return 1; + return slang_type_specifier_copy (spec, &fun->header.type.specifier); +} + -- cgit v1.2.3