glsl: Simplify symbol table version checking.
Previously, we stored the GLSL language version in the glsl_symbol_table struct. But this was unnecessary--all glsl_symbol_table needs to know is whether functions and variables have separate namespaces (they do in GLSL 1.10 only). Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Acked-by: Carl Worth <cworth@cworth.org>
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@ -324,7 +324,8 @@ match_function_by_name(const char *name,
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goto done; /* no match */
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/* Is the function hidden by a variable (impossible in 1.10)? */
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if (state->language_version != 110 && state->symbols->get_variable(name))
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if (!state->symbols->separate_function_namespace
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&& state->symbols->get_variable(name))
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goto done; /* no match */
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if (f != NULL) {
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@ -66,7 +66,7 @@ _mesa_ast_to_hir(exec_list *instructions, struct _mesa_glsl_parse_state *state)
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{
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_mesa_glsl_initialize_variables(instructions, state);
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state->symbols->language_version = state->language_version;
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state->symbols->separate_function_namespace = state->language_version == 110;
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state->current_function = NULL;
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@ -183,7 +183,7 @@ read_builtins(GLenum target, const char *protos, const char **functions, unsigne
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new(sh) _mesa_glsl_parse_state(&fakeCtx, target, sh);
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st->language_version = 140;
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st->symbols->language_version = 140;
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st->symbols->separate_function_namespace = false;
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st->ARB_texture_rectangle_enable = true;
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st->EXT_texture_array_enable = true;
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st->OES_EGL_image_external_enable = true;
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@ -52,7 +52,7 @@ public:
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glsl_symbol_table::glsl_symbol_table()
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{
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this->language_version = 120;
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this->separate_function_namespace = false;
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this->table = _mesa_symbol_table_ctor();
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this->mem_ctx = ralloc_context(NULL);
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}
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@ -80,7 +80,7 @@ bool glsl_symbol_table::name_declared_this_scope(const char *name)
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bool glsl_symbol_table::add_variable(ir_variable *v)
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{
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if (this->language_version == 110) {
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if (this->separate_function_namespace) {
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/* In 1.10, functions and variables have separate namespaces. */
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symbol_table_entry *existing = get_entry(v->name);
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if (name_declared_this_scope(v->name)) {
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@ -120,7 +120,7 @@ bool glsl_symbol_table::add_type(const char *name, const glsl_type *t)
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bool glsl_symbol_table::add_function(ir_function *f)
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{
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if (this->language_version == 110 && name_declared_this_scope(f->name)) {
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if (this->separate_function_namespace && name_declared_this_scope(f->name)) {
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/* In 1.10, functions and variables have separate namespaces. */
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symbol_table_entry *existing = get_entry(f->name);
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if ((existing->f == NULL) && (existing->t == NULL)) {
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@ -77,7 +77,8 @@ public:
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glsl_symbol_table();
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~glsl_symbol_table();
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unsigned int language_version;
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/* In 1.10, functions and variables have separate namespaces. */
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bool separate_function_namespace;
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void push_scope();
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void pop_scope();
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