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Diffstat (limited to 'src/mesa/shader/slang/slang_assemble_typeinfo.c')
-rw-r--r--src/mesa/shader/slang/slang_assemble_typeinfo.c625
1 files changed, 0 insertions, 625 deletions
diff --git a/src/mesa/shader/slang/slang_assemble_typeinfo.c b/src/mesa/shader/slang/slang_assemble_typeinfo.c
deleted file mode 100644
index 265e417dad..0000000000
--- a/src/mesa/shader/slang/slang_assemble_typeinfo.c
+++ /dev/null
@@ -1,625 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.5
- *
- * Copyright (C) 2005-2006 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_assemble.h"
-#include "slang_compile.h"
-
-/*
- * slang_type_specifier
- */
-
-GLvoid
-slang_type_specifier_ctr(slang_type_specifier * self)
-{
- self->type = slang_spec_void;
- self->_struct = NULL;
- self->_array = NULL;
-}
-
-GLvoid
-slang_type_specifier_dtr(slang_type_specifier * self)
-{
- if (self->_struct != NULL) {
- slang_struct_destruct(self->_struct);
- slang_alloc_free(self->_struct);
- }
- if (self->_array != NULL) {
- slang_type_specifier_dtr(self->_array);
- slang_alloc_free(self->_array);
- }
-}
-
-GLboolean
-slang_type_specifier_copy(slang_type_specifier * x,
- const slang_type_specifier * y)
-{
- slang_type_specifier z;
-
- slang_type_specifier_ctr(&z);
- z.type = y->type;
- if (z.type == slang_spec_struct) {
- z._struct = (slang_struct *) slang_alloc_malloc(sizeof(slang_struct));
- if (z._struct == NULL) {
- slang_type_specifier_dtr(&z);
- return GL_FALSE;
- }
- if (!slang_struct_construct(z._struct)) {
- slang_alloc_free(z._struct);
- slang_type_specifier_dtr(&z);
- return GL_FALSE;
- }
- if (!slang_struct_copy(z._struct, y->_struct)) {
- slang_type_specifier_dtr(&z);
- return GL_FALSE;
- }
- }
- else if (z.type == slang_spec_array) {
- z._array =
- (slang_type_specifier *)
- slang_alloc_malloc(sizeof(slang_type_specifier));
- if (z._array == NULL) {
- slang_type_specifier_dtr(&z);
- return GL_FALSE;
- }
- slang_type_specifier_ctr(z._array);
- if (!slang_type_specifier_copy(z._array, y->_array)) {
- slang_type_specifier_dtr(&z);
- return GL_FALSE;
- }
- }
- slang_type_specifier_dtr(x);
- *x = z;
- return GL_TRUE;
-}
-
-GLboolean
-slang_type_specifier_equal(const slang_type_specifier * x,
- const slang_type_specifier * y)
-{
- if (x->type != y->type)
- return 0;
- if (x->type == slang_spec_struct)
- return slang_struct_equal(x->_struct, y->_struct);
- if (x->type == slang_spec_array)
- return slang_type_specifier_equal(x->_array, y->_array);
- return 1;
-}
-
-/* slang_assembly_typeinfo */
-
-GLboolean
-slang_assembly_typeinfo_construct(slang_assembly_typeinfo * ti)
-{
- slang_type_specifier_ctr(&ti->spec);
- ti->array_len = 0;
- return GL_TRUE;
-}
-
-GLvoid
-slang_assembly_typeinfo_destruct(slang_assembly_typeinfo * ti)
-{
- slang_type_specifier_dtr(&ti->spec);
-}
-
-/* _slang_typeof_operation() */
-
-/**
- * Determine the return type of a function.
- * \param name name of the function
- * \param params array of function parameters
- * \param num_params number of parameters
- * \param space namespace to use
- * \param spec returns the function's type
- * \param atoms atom pool
- * \return GL_TRUE for success, GL_FALSE if failure
- */
-static GLboolean
-typeof_existing_function(const char *name, const slang_operation * params,
- GLuint num_params,
- const slang_assembly_name_space * space,
- slang_type_specifier * spec,
- slang_atom_pool * atoms)
-{
- slang_atom atom;
- GLboolean exists;
-
- atom = slang_atom_pool_atom(atoms, name);
- if (!_slang_typeof_function(atom, params, num_params, space, spec,
- &exists, atoms))
- return GL_FALSE;
- return exists;
-}
-
-GLboolean
-_slang_typeof_operation(const slang_assemble_ctx * A,
- const slang_operation * op,
- slang_assembly_typeinfo * ti)
-{
- return _slang_typeof_operation_(op, &A->space, ti, A->atoms);
-}
-
-
-/**
- * Determine the return type of an operation.
- * \param op the operation node
- * \param space the namespace to use
- * \param ti the returned type
- * \param atoms atom pool
- * \return GL_TRUE for success, GL_FALSE if failure
- */
-GLboolean
-_slang_typeof_operation_(const slang_operation * op,
- const slang_assembly_name_space * space,
- slang_assembly_typeinfo * ti,
- slang_atom_pool * atoms)
-{
- ti->can_be_referenced = GL_FALSE;
- ti->is_swizzled = GL_FALSE;
-
- 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, atoms))
- 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->a_id, GL_TRUE);
- if (var == NULL)
- return GL_FALSE;
- if (!slang_type_specifier_copy(&ti->spec, &var->type.specifier))
- return GL_FALSE;
- ti->can_be_referenced = GL_TRUE;
- ti->array_len = var->array_len;
- }
- break;
- case slang_oper_sequence:
- /* TODO: check [0] and [1] if they match */
- if (!_slang_typeof_operation_(&op->children[1], space, ti, atoms))
- return GL_FALSE;
- ti->can_be_referenced = GL_FALSE;
- ti->is_swizzled = GL_FALSE;
- 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, atoms))
- return GL_FALSE;
- ti->can_be_referenced = GL_FALSE;
- ti->is_swizzled = GL_FALSE;
- 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:
- if (!typeof_existing_function("+", op->children, 2, space,
- &ti->spec, atoms))
- return GL_FALSE;
- break;
- case slang_oper_subtract:
- if (!typeof_existing_function("-", op->children, 2, space,
- &ti->spec, atoms))
- return GL_FALSE;
- break;
- case slang_oper_multiply:
- if (!typeof_existing_function("*", op->children, 2, space,
- &ti->spec, atoms))
- return GL_FALSE;
- break;
- case slang_oper_divide:
- if (!typeof_existing_function("/", op->children, 2, space,
- &ti->spec, atoms))
- return GL_FALSE;
- break;
- /*case slang_oper_modulus: */
- case slang_oper_plus:
- if (!_slang_typeof_operation_(op->children, space, ti, atoms))
- return GL_FALSE;
- ti->can_be_referenced = GL_FALSE;
- ti->is_swizzled = GL_FALSE;
- break;
- case slang_oper_minus:
- if (!typeof_existing_function
- ("-", op->children, 1, space, &ti->spec, atoms))
- return GL_FALSE;
- break;
- /*case slang_oper_complement: */
- case slang_oper_subscript:
- {
- slang_assembly_typeinfo _ti;
-
- if (!slang_assembly_typeinfo_construct(&_ti))
- return GL_FALSE;
- if (!_slang_typeof_operation_(op->children, space, &_ti, atoms)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- ti->can_be_referenced = _ti.can_be_referenced;
- if (_ti.spec.type == slang_spec_array) {
- if (!slang_type_specifier_copy(&ti->spec, _ti.spec._array)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- }
- else {
- if (!_slang_type_is_vector(_ti.spec.type)
- && !_slang_type_is_matrix(_ti.spec.type)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- ti->spec.type = _slang_type_base(_ti.spec.type);
- }
- slang_assembly_typeinfo_destruct(&_ti);
- }
- break;
- case slang_oper_call:
- {
- GLboolean exists;
-
- if (!_slang_typeof_function(op->a_id, op->children, op->num_children,
- space, &ti->spec, &exists, atoms))
- return GL_FALSE;
- if (!exists) {
- slang_struct *s =
- slang_struct_scope_find(space->structs, op->a_id, GL_TRUE);
- 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 GL_FALSE;
- if (!slang_struct_construct(ti->spec._struct)) {
- slang_alloc_free(ti->spec._struct);
- ti->spec._struct = NULL;
- return GL_FALSE;
- }
- if (!slang_struct_copy(ti->spec._struct, s))
- return GL_FALSE;
- }
- else {
- const char *name;
- slang_type_specifier_type type;
-
- name = slang_atom_pool_id(atoms, op->a_id);
- type = slang_type_specifier_type_from_string(name);
- if (type == slang_spec_void)
- return GL_FALSE;
- ti->spec.type = type;
- }
- }
- }
- break;
- case slang_oper_field:
- {
- slang_assembly_typeinfo _ti;
-
- if (!slang_assembly_typeinfo_construct(&_ti))
- return GL_FALSE;
- if (!_slang_typeof_operation_(op->children, space, &_ti, atoms)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- if (_ti.spec.type == slang_spec_struct) {
- slang_variable *field;
-
- field =
- _slang_locate_variable(_ti.spec._struct->fields, op->a_id,
- GL_FALSE);
- if (field == NULL) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- if (!slang_type_specifier_copy(&ti->spec, &field->type.specifier)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- ti->can_be_referenced = _ti.can_be_referenced;
- }
- else {
- GLuint rows;
- const char *swizzle;
- slang_type_specifier_type base;
-
- /* determine the swizzle of the field expression */
- if (!_slang_type_is_vector(_ti.spec.type)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- rows = _slang_type_dim(_ti.spec.type);
- swizzle = slang_atom_pool_id(atoms, op->a_id);
- if (!_slang_is_swizzle(swizzle, rows, &ti->swz)) {
- slang_assembly_typeinfo_destruct(&_ti);
- return GL_FALSE;
- }
- ti->is_swizzled = GL_TRUE;
- ti->can_be_referenced = _ti.can_be_referenced
- && _slang_is_swizzle_mask(&ti->swz, rows);
- if (_ti.is_swizzled) {
- slang_swizzle swz;
-
- /* swizzle the swizzle */
- _slang_multiply_swizzles(&swz, &_ti.swz, &ti->swz);
- ti->swz = swz;
- }
- base = _slang_type_base(_ti.spec.type);
- switch (ti->swz.num_components) {
- case 1:
- ti->spec.type = base;
- break;
- case 2:
- switch (base) {
- case slang_spec_float:
- ti->spec.type = slang_spec_vec2;
- break;
- case slang_spec_int:
- ti->spec.type = slang_spec_ivec2;
- break;
- case slang_spec_bool:
- ti->spec.type = slang_spec_bvec2;
- break;
- default:
- break;
- }
- break;
- case 3:
- switch (base) {
- case slang_spec_float:
- ti->spec.type = slang_spec_vec3;
- break;
- case slang_spec_int:
- ti->spec.type = slang_spec_ivec3;
- break;
- case slang_spec_bool:
- ti->spec.type = slang_spec_bvec3;
- break;
- default:
- break;
- }
- break;
- case 4:
- switch (base) {
- case slang_spec_float:
- ti->spec.type = slang_spec_vec4;
- break;
- case slang_spec_int:
- ti->spec.type = slang_spec_ivec4;
- break;
- case slang_spec_bool:
- ti->spec.type = slang_spec_bvec4;
- break;
- default:
- break;
- }
- break;
- default:
- break;
- }
- }
- slang_assembly_typeinfo_destruct(&_ti);
- }
- break;
- case slang_oper_postincrement:
- case slang_oper_postdecrement:
- if (!_slang_typeof_operation_(op->children, space, ti, atoms))
- return GL_FALSE;
- ti->can_be_referenced = GL_FALSE;
- ti->is_swizzled = GL_FALSE;
- break;
- default:
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-
-
-/**
- * Determine the return type of a function.
- * \param a_name the function name
- * \param param function parameters (overloading)
- * \param num_params number of parameters to function
- * \param space namespace to search
- * \param exists returns GL_TRUE or GL_FALSE to indicate existance of function
- * \return GL_TRUE for success, GL_FALSE if failure (bad function name)
- */
-GLboolean
-_slang_typeof_function(slang_atom a_name, const slang_operation * params,
- GLuint num_params,
- const slang_assembly_name_space * space,
- slang_type_specifier * spec, GLboolean * exists,
- slang_atom_pool * atoms)
-{
- slang_function *fun = _slang_locate_function(space->funcs, a_name, params,
- num_params, space, atoms);
- *exists = fun != NULL;
- if (!fun)
- return GL_TRUE; /* yes, not false */
- return slang_type_specifier_copy(spec, &fun->header.type.specifier);
-}
-
-
-
-/**
- * Determine if a type is a matrix.
- * \return GL_TRUE if is a matrix, GL_FALSE otherwise.
- */
-GLboolean
-_slang_type_is_matrix(slang_type_specifier_type ty)
-{
- switch (ty) {
- case slang_spec_mat2:
- case slang_spec_mat3:
- case slang_spec_mat4:
- return GL_TRUE;
- default:
- return GL_FALSE;
- }
-}
-
-
-/**
- * Determine if a type is a vector.
- * \return GL_TRUE if is a vector, GL_FALSE otherwise.
- */
-GLboolean
-_slang_type_is_vector(slang_type_specifier_type ty)
-{
- switch (ty) {
- case slang_spec_vec2:
- case slang_spec_vec3:
- case slang_spec_vec4:
- case slang_spec_ivec2:
- case slang_spec_ivec3:
- case slang_spec_ivec4:
- case slang_spec_bvec2:
- case slang_spec_bvec3:
- case slang_spec_bvec4:
- return GL_TRUE;
- default:
- return GL_FALSE;
- }
-}
-
-
-/**
- * Given a vector type, return the type of the vector's elements
- */
-slang_type_specifier_type
-_slang_type_base(slang_type_specifier_type ty)
-{
- switch (ty) {
- case slang_spec_float:
- case slang_spec_vec2:
- case slang_spec_vec3:
- case slang_spec_vec4:
- return slang_spec_float;
- case slang_spec_int:
- case slang_spec_ivec2:
- case slang_spec_ivec3:
- case slang_spec_ivec4:
- return slang_spec_int;
- case slang_spec_bool:
- case slang_spec_bvec2:
- case slang_spec_bvec3:
- case slang_spec_bvec4:
- return slang_spec_bool;
- case slang_spec_mat2:
- return slang_spec_vec2;
- case slang_spec_mat3:
- return slang_spec_vec3;
- case slang_spec_mat4:
- return slang_spec_vec4;
- default:
- return slang_spec_void;
- }
-}
-
-
-/**
- * Return the dimensionality of a vector or matrix type.
- */
-GLuint
-_slang_type_dim(slang_type_specifier_type ty)
-{
- switch (ty) {
- case slang_spec_float:
- case slang_spec_int:
- case slang_spec_bool:
- return 1;
- case slang_spec_vec2:
- case slang_spec_ivec2:
- case slang_spec_bvec2:
- case slang_spec_mat2:
- return 2;
- case slang_spec_vec3:
- case slang_spec_ivec3:
- case slang_spec_bvec3:
- case slang_spec_mat3:
- return 3;
- case slang_spec_vec4:
- case slang_spec_ivec4:
- case slang_spec_bvec4:
- case slang_spec_mat4:
- return 4;
- default:
- return 0;
- }
-}
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