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Diffstat (limited to 'mesalib/src/mesa/shader/slang/slang_compile_function.c')
-rw-r--r--mesalib/src/mesa/shader/slang/slang_compile_function.c262
1 files changed, 0 insertions, 262 deletions
diff --git a/mesalib/src/mesa/shader/slang/slang_compile_function.c b/mesalib/src/mesa/shader/slang/slang_compile_function.c
deleted file mode 100644
index 4dd885176..000000000
--- a/mesalib/src/mesa/shader/slang/slang_compile_function.c
+++ /dev/null
@@ -1,262 +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_compile_function.c
- * slang front-end compiler
- * \author Michal Krol
- */
-
-#include "main/imports.h"
-#include "slang_compile.h"
-#include "slang_mem.h"
-
-
-int
-slang_function_construct(slang_function * func)
-{
- func->kind = SLANG_FUNC_ORDINARY;
- if (!slang_variable_construct(&func->header))
- return 0;
-
- func->parameters = (slang_variable_scope *)
- _slang_alloc(sizeof(slang_variable_scope));
- if (func->parameters == NULL) {
- slang_variable_destruct(&func->header);
- return 0;
- }
-
- _slang_variable_scope_ctr(func->parameters);
- func->param_count = 0;
- func->body = NULL;
- return 1;
-}
-
-void
-slang_function_destruct(slang_function * func)
-{
- slang_variable_destruct(&func->header);
- slang_variable_scope_destruct(func->parameters);
- _slang_free(func->parameters);
- if (func->body != NULL) {
- slang_operation_destruct(func->body);
- _slang_free(func->body);
- }
-}
-
-
-slang_function *
-slang_function_new(slang_function_kind kind)
-{
- slang_function *fun = (slang_function *)
- _slang_alloc(sizeof(slang_function));
- if (fun) {
- slang_function_construct(fun);
- fun->kind = kind;
- }
- return fun;
-}
-
-
-/*
- * slang_function_scope
- */
-
-GLvoid
-_slang_function_scope_ctr(slang_function_scope * self)
-{
- self->functions = NULL;
- self->num_functions = 0;
- self->outer_scope = NULL;
-}
-
-void
-slang_function_scope_destruct(slang_function_scope * scope)
-{
- unsigned int i;
-
- for (i = 0; i < scope->num_functions; i++)
- slang_function_destruct(scope->functions + i);
- _slang_free(scope->functions);
-}
-
-
-/**
- * Does this function have a non-void return value?
- */
-GLboolean
-_slang_function_has_return_value(const slang_function *fun)
-{
- return fun->header.type.specifier.type != SLANG_SPEC_VOID;
-}
-
-
-/**
- * Search a list of functions for a particular function by name.
- * \param funcs the list of functions to search
- * \param a_name the name to search for
- * \param all_scopes if non-zero, search containing scopes too.
- * \return pointer to found function, or NULL.
- */
-int
-slang_function_scope_find_by_name(slang_function_scope * funcs,
- slang_atom a_name, int all_scopes)
-{
- unsigned int i;
-
- for (i = 0; i < funcs->num_functions; i++)
- if (a_name == funcs->functions[i].header.a_name)
- return 1;
- if (all_scopes && funcs->outer_scope != NULL)
- return slang_function_scope_find_by_name(funcs->outer_scope, a_name, 1);
- return 0;
-}
-
-
-/**
- * Search a list of functions for a particular function (for implementing
- * function calls. Matching is done by first comparing the function's name,
- * then the function's parameter list.
- *
- * \param funcs the list of functions to search
- * \param fun the function to search for
- * \param all_scopes if non-zero, search containing scopes too.
- * \return pointer to found function, or NULL.
- */
-slang_function *
-slang_function_scope_find(slang_function_scope * funcs, slang_function * fun,
- int all_scopes)
-{
- unsigned int i;
-
- for (i = 0; i < funcs->num_functions; i++) {
- slang_function *f = &funcs->functions[i];
- const GLuint haveRetValue = 0;
-#if 0
- = (f->header.type.specifier.type != SLANG_SPEC_VOID);
-#endif
- unsigned int j;
-
- /*
- printf("Compare name %s to %s (ret %u, %d, %d)\n",
- (char *) fun->header.a_name, (char *) f->header.a_name,
- haveRetValue,
- fun->param_count, f->param_count);
- */
-
- if (fun->header.a_name != f->header.a_name)
- continue;
- if (fun->param_count != f->param_count)
- continue;
- for (j = haveRetValue; j < fun->param_count; j++) {
- if (!slang_type_specifier_equal
- (&fun->parameters->variables[j]->type.specifier,
- &f->parameters->variables[j]->type.specifier))
- break;
- }
- if (j == fun->param_count) {
- /*
- printf("Found match\n");
- */
- return f;
- }
- }
- /*
- printf("Not found\n");
- */
- if (all_scopes && funcs->outer_scope != NULL)
- return slang_function_scope_find(funcs->outer_scope, fun, 1);
- return NULL;
-}
-
-
-/**
- * Lookup a function according to name and parameter count/types.
- */
-slang_function *
-_slang_function_locate(const slang_function_scope * funcs, slang_atom a_name,
- slang_operation * args, GLuint num_args,
- const slang_name_space * space, slang_atom_pool * atoms,
- slang_info_log *log, GLboolean *error)
-{
- slang_typeinfo arg_ti[100];
- GLuint i;
-
- *error = GL_FALSE;
-
- /* determine type of each argument */
- assert(num_args < 100);
- for (i = 0; i < num_args; i++) {
- if (!slang_typeinfo_construct(&arg_ti[i]))
- return NULL;
- if (!_slang_typeof_operation(&args[i], space, &arg_ti[i], atoms, log)) {
- return NULL;
- }
- }
-
- /* loop over function scopes */
- while (funcs) {
-
- /* look for function with matching name and argument/param types */
- for (i = 0; i < funcs->num_functions; i++) {
- slang_function *f = &funcs->functions[i];
- const GLuint haveRetValue = _slang_function_has_return_value(f);
- GLuint j;
-
- if (a_name != f->header.a_name)
- continue;
- if (f->param_count - haveRetValue != num_args)
- continue;
-
- /* compare parameter / argument types */
- for (j = 0; j < num_args; j++) {
- if (!slang_type_specifier_compatible(&arg_ti[j].spec,
- &f->parameters->variables[j]->type.specifier)) {
- /* param/arg types don't match */
- break;
- }
-
- /* "out" and "inout" formal parameter requires the actual
- * argument to be an l-value.
- */
- if (!arg_ti[j].can_be_referenced &&
- (f->parameters->variables[j]->type.qualifier == SLANG_QUAL_OUT ||
- f->parameters->variables[j]->type.qualifier == SLANG_QUAL_INOUT)) {
- /* param is not an lvalue! */
- *error = GL_TRUE;
- return NULL;
- }
- }
-
- if (j == num_args) {
- /* name and args match! */
- return f;
- }
- }
-
- funcs = funcs->outer_scope;
- }
-
- return NULL;
-}
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