Remove GCC glue code

1 files changed, 0 insertions, 256 deletions

diff --git a/gcc/elna1.cc b/gcc/elna1.cc
deleted file mode 100644
index 448a24c..0000000
--- a/gcc/elna1.cc
+++ /dev/null
@@ -1,256 +0,0 @@
-/* Language-dependent hooks for Elna.
-   Copyright (C) 2025 Free Software Foundation, Inc.
-
-GCC is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 3, or (at your option)
-any later version.
-
-GCC is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING3.  If not see
-<http://www.gnu.org/licenses/>.  */
-
-#include "config.h"
-#include "system.h"
-#include "coretypes.h"
-#include "target.h"
-#include "function.h"
-#include "tree.h"
-#include "elna/gcc/elna1.h"
-#include "diagnostic.h"
-#include "opts.h"
-#include "debug.h"
-#include "langhooks.h"
-#include "langhooks-def.h"
-
-#include <fstream>
-#include "elna/frontend/dependency.h"
-#include "elna/gcc/elna-tree.h"
-#include "elna/gcc/elna-generic.h"
-#include "elna/gcc/elna-diagnostic.h"
-#include "elna/gcc/elna-builtins.h"
-
-tree elna_global_trees[ELNA_TI_MAX];
-hash_map<nofree_string_hash, tree> *elna_global_decls = nullptr;
-
-/* The resulting tree type.  */
-
-union GTY ((desc("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
-            chain_next("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), "
-                "TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN "
-                "(&%h.generic)) : NULL"))) lang_tree_node
-{
-    union tree_node GTY ((tag ("0"), desc ("tree_node_structure (&%h)"))) generic;
-};
-
-/* Language hooks.  */
-
-static bool elna_langhook_init(void)
-{
-    build_common_tree_nodes(false);
-
-    elna::gcc::init_ttree();
-    elna_global_decls = hash_map<nofree_string_hash, tree>::create_ggc(default_hash_map_size);
-
-    build_common_builtin_nodes();
-
-    return true;
-}
-
-using dependency_state = elna::frontend::dependency_state<std::shared_ptr<elna::gcc::symbol_table>>;
-
-static elna::frontend::dependency elna_parse_file(dependency_state& state, const char *filename)
-{
-    std::ifstream entry_point{ filename, std::ios::in };
-
-    if (!entry_point)
-    {
-        fatal_error(UNKNOWN_LOCATION, "Cannot open filename %s: %m", filename);
-    }
-    elna::gcc::linemap_guard{ filename };
-    elna::frontend::dependency outcome = elna::frontend::read_source(entry_point, filename);
-
-    if (outcome.has_errors())
-    {
-        elna::gcc::report_errors(outcome.errors());
-        return outcome;
-    }
-    elna::frontend::symbol_bag outcome_bag = elna::frontend::symbol_bag{ std::move(outcome.unresolved), state.globals };
-
-    for (const auto& sub_tree : outcome.tree->imports)
-    {
-        std::filesystem::path sub_path = "source" / elna::frontend::build_path(sub_tree->segments);
-        std::unordered_map<std::filesystem::path, elna::frontend::symbol_bag>::const_iterator cached_import =
-            state.cache.find(sub_path);
-
-        if (cached_import == state.cache.end())
-        {
-            elna_parse_file(state, sub_path.c_str());
-            cached_import = state.cache.find(sub_path);
-        }
-        outcome_bag.add_import(cached_import->second);
-    }
-    outcome.errors() = analyze_semantics(filename, outcome.tree, outcome_bag);
-
-    if (outcome.has_errors())
-    {
-        elna::gcc::report_errors(outcome.errors());
-        return outcome;
-    }
-    state.cache.insert({ filename, outcome_bag });
-    elna::gcc::rewrite_symbol_table(outcome_bag.leave(), state.custom);
-
-    return outcome;
-}
-
-static void elna_langhook_parse_file(void)
-{
-    dependency_state state{ elna::gcc::builtin_symbol_table() };
-
-    for (unsigned int i = 0; i < num_in_fnames; i++)
-    {
-        elna::frontend::dependency outcome = elna_parse_file(state, in_fnames[i]);
-
-        linemap_add(line_table, LC_ENTER, 0, in_fnames[i], 1);
-        elna::gcc::generic_visitor generic_visitor{ state.custom, state.cache.find(in_fnames[i])->second };
-        outcome.tree->accept(&generic_visitor);
-        linemap_add(line_table, LC_LEAVE, 0, NULL, 0);
-    }
-}
-
-static tree elna_langhook_type_for_mode(enum machine_mode mode, int unsignedp)
-{
-    if (mode == TYPE_MODE(float_type_node))
-    {
-        return float_type_node;
-    }
-    else if (mode == TYPE_MODE(double_type_node))
-    {
-        return double_type_node;
-    }
-    if (mode == TYPE_MODE(intQI_type_node))
-    {
-        return unsignedp ? unsigned_intQI_type_node : intQI_type_node;
-    }
-    else if (mode == TYPE_MODE(intHI_type_node))
-    {
-        return unsignedp ? unsigned_intHI_type_node : intHI_type_node;
-    }
-    else if (mode == TYPE_MODE(intSI_type_node))
-    {
-        return unsignedp ? unsigned_intSI_type_node : intSI_type_node;
-    }
-    else if (mode == TYPE_MODE(intDI_type_node))
-    {
-        return unsignedp ? unsigned_intDI_type_node : intDI_type_node;
-    }
-    else if (mode == TYPE_MODE(intTI_type_node))
-    {
-        return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
-    }
-    else if (mode == TYPE_MODE(integer_type_node))
-    {
-        return unsignedp ? unsigned_type_node : integer_type_node;
-    }
-    else if (mode == TYPE_MODE(long_integer_type_node))
-    {
-        return unsignedp ? long_unsigned_type_node : long_integer_type_node;
-    }
-    else if (mode == TYPE_MODE(long_long_integer_type_node))
-    {
-        return unsignedp
-            ? long_long_unsigned_type_node
-            : long_long_integer_type_node;
-    }
-    if (COMPLEX_MODE_P(mode))
-    {
-        if (mode == TYPE_MODE(complex_float_type_node))
-        {
-            return complex_float_type_node;
-        }
-        if (mode == TYPE_MODE(complex_double_type_node))
-        {
-            return complex_double_type_node;
-        }
-        if (mode == TYPE_MODE(complex_long_double_type_node))
-        {
-            return complex_long_double_type_node;
-        }
-        if (mode == TYPE_MODE(complex_integer_type_node) && !unsignedp)
-        {
-            return complex_integer_type_node;
-        }
-    }
-    /* gcc_unreachable */
-    return nullptr;
-}
-
-static bool global_bindings_p(void)
-{
-    return current_function_decl == NULL_TREE;
-}
-
-static tree pushdecl(tree decl)
-{
-    return decl;
-}
-
-static tree elna_langhook_builtin_function(tree decl)
-{
-    elna_global_decls->put(IDENTIFIER_POINTER(DECL_NAME(decl)), decl);
-    return decl;
-}
-
-static unsigned int elna_langhook_option_lang_mask(void)
-{
-    return CL_Elna;
-}
-
-/* Creates an expression whose value is that of EXPR, converted to type TYPE.
-   This function implements all reasonable scalar conversions.  */
-tree convert(tree type, tree expr)
-{
-    if (error_operand_p(type) || error_operand_p(expr))
-    {
-        return error_mark_node;
-    }
-    if (TREE_TYPE(expr) == type)
-    {
-        return expr;
-    }
-    return error_mark_node;
-}
-
-#undef LANG_HOOKS_NAME
-#define LANG_HOOKS_NAME "GNU Elna"
-
-#undef LANG_HOOKS_INIT
-#define LANG_HOOKS_INIT elna_langhook_init
-
-#undef LANG_HOOKS_PARSE_FILE
-#define LANG_HOOKS_PARSE_FILE elna_langhook_parse_file
-
-#undef LANG_HOOKS_TYPE_FOR_MODE
-#define LANG_HOOKS_TYPE_FOR_MODE elna_langhook_type_for_mode
-
-#undef LANG_HOOKS_GETDECLS
-#define LANG_HOOKS_GETDECLS hook_tree_void_null
-
-#undef LANG_HOOKS_BUILTIN_FUNCTION
-#define LANG_HOOKS_BUILTIN_FUNCTION elna_langhook_builtin_function
-
-#undef LANG_HOOKS_IDENTIFIER_SIZE
-#define LANG_HOOKS_IDENTIFIER_SIZE sizeof(struct tree_identifier)
-
-#undef LANG_HOOKS_OPTION_LANG_MASK
-#define LANG_HOOKS_OPTION_LANG_MASK elna_langhook_option_lang_mask
-
-struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
-
-#include "gt-elna-elna1.h"
-#include "gtype-elna.h"