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af2d22254e
Documentation/process/changes.rst says the minimal GCC version is 4.9. Hence, BUILDING_GCC_VERSION is greater than or equal to 4009. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20201202134929.99883-1-masahiroy@kernel.org
573 lines
14 KiB
C++
573 lines
14 KiB
C++
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef GCC_COMMON_H_INCLUDED
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#define GCC_COMMON_H_INCLUDED
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#include "bversion.h"
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#if BUILDING_GCC_VERSION >= 6000
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#include "gcc-plugin.h"
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#else
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#include "plugin.h"
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#endif
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#include "plugin-version.h"
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "line-map.h"
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#include "input.h"
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#include "tree.h"
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#include "tree-inline.h"
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#include "version.h"
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#include "rtl.h"
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#include "tm_p.h"
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#include "flags.h"
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#include "hard-reg-set.h"
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#include "output.h"
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#include "except.h"
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#include "function.h"
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#include "toplev.h"
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#if BUILDING_GCC_VERSION >= 5000
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#include "expr.h"
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#endif
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#include "basic-block.h"
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#include "intl.h"
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#include "ggc.h"
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#include "timevar.h"
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#if BUILDING_GCC_VERSION < 10000
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#include "params.h"
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#endif
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#if BUILDING_GCC_VERSION <= 4009
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#include "pointer-set.h"
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#else
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#include "hash-map.h"
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#endif
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#if BUILDING_GCC_VERSION >= 7000
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#include "memmodel.h"
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#endif
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#include "emit-rtl.h"
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#include "debug.h"
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#include "target.h"
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#include "langhooks.h"
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#include "cfgloop.h"
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#include "cgraph.h"
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#include "opts.h"
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#include "tree-pretty-print.h"
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#include "gimple-pretty-print.h"
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#include "c-family/c-common.h"
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#include "tree-cfgcleanup.h"
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#include "tree-ssa-operands.h"
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#include "tree-into-ssa.h"
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#include "is-a.h"
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#include "diagnostic.h"
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#include "tree-dump.h"
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#include "tree-pass.h"
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#include "pass_manager.h"
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#include "predict.h"
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#include "ipa-utils.h"
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#if BUILDING_GCC_VERSION >= 8000
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#include "stringpool.h"
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#endif
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#include "attribs.h"
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#include "varasm.h"
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#include "stor-layout.h"
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#include "internal-fn.h"
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#include "gimple-expr.h"
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#include "gimple-fold.h"
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#include "context.h"
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#include "tree-ssa-alias.h"
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#include "tree-ssa.h"
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#include "stringpool.h"
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#if BUILDING_GCC_VERSION >= 7000
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#include "tree-vrp.h"
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#endif
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#include "tree-ssanames.h"
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#include "print-tree.h"
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#include "tree-eh.h"
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#include "stmt.h"
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#include "gimplify.h"
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#include "gimple.h"
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#include "tree-ssa-operands.h"
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#include "tree-phinodes.h"
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#include "tree-cfg.h"
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#include "gimple-iterator.h"
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#include "gimple-ssa.h"
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#include "ssa-iterators.h"
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#if BUILDING_GCC_VERSION >= 5000
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#include "builtins.h"
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#endif
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/* missing from basic_block.h... */
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void debug_dominance_info(enum cdi_direction dir);
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void debug_dominance_tree(enum cdi_direction dir, basic_block root);
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#ifndef __unused
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#define __unused __attribute__((__unused__))
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#endif
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#ifndef __visible
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#define __visible __attribute__((visibility("default")))
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#endif
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#define DECL_NAME_POINTER(node) IDENTIFIER_POINTER(DECL_NAME(node))
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#define DECL_NAME_LENGTH(node) IDENTIFIER_LENGTH(DECL_NAME(node))
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#define TYPE_NAME_POINTER(node) IDENTIFIER_POINTER(TYPE_NAME(node))
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#define TYPE_NAME_LENGTH(node) IDENTIFIER_LENGTH(TYPE_NAME(node))
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/* should come from c-tree.h if only it were installed for gcc 4.5... */
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#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1(TYPE)
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static inline tree build_const_char_string(int len, const char *str)
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{
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tree cstr, elem, index, type;
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cstr = build_string(len, str);
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elem = build_type_variant(char_type_node, 1, 0);
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index = build_index_type(size_int(len - 1));
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type = build_array_type(elem, index);
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TREE_TYPE(cstr) = type;
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TREE_CONSTANT(cstr) = 1;
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TREE_READONLY(cstr) = 1;
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TREE_STATIC(cstr) = 1;
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return cstr;
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}
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#define PASS_INFO(NAME, REF, ID, POS) \
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struct register_pass_info NAME##_pass_info = { \
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.pass = make_##NAME##_pass(), \
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.reference_pass_name = REF, \
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.ref_pass_instance_number = ID, \
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.pos_op = POS, \
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}
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#define add_referenced_var(var)
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#define mark_sym_for_renaming(var)
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#define varpool_mark_needed_node(node)
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#define create_var_ann(var)
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#define TODO_dump_func 0
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#define TODO_dump_cgraph 0
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#if BUILDING_GCC_VERSION <= 4009
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#define TODO_verify_il 0
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#define AVAIL_INTERPOSABLE AVAIL_OVERWRITABLE
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#define section_name_prefix LTO_SECTION_NAME_PREFIX
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#define fatal_error(loc, gmsgid, ...) fatal_error((gmsgid), __VA_ARGS__)
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rtx emit_move_insn(rtx x, rtx y);
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typedef struct rtx_def rtx_insn;
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static inline const char *get_decl_section_name(const_tree decl)
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{
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if (DECL_SECTION_NAME(decl) == NULL_TREE)
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return NULL;
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return TREE_STRING_POINTER(DECL_SECTION_NAME(decl));
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}
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static inline void set_decl_section_name(tree node, const char *value)
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{
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if (value)
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DECL_SECTION_NAME(node) = build_string(strlen(value) + 1, value);
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else
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DECL_SECTION_NAME(node) = NULL;
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}
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#endif
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#if BUILDING_GCC_VERSION == 4009
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typedef struct gimple_statement_asm gasm;
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typedef struct gimple_statement_base gassign;
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typedef struct gimple_statement_call gcall;
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typedef struct gimple_statement_base gcond;
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typedef struct gimple_statement_base gdebug;
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typedef struct gimple_statement_base ggoto;
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typedef struct gimple_statement_phi gphi;
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typedef struct gimple_statement_base greturn;
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static inline gasm *as_a_gasm(gimple stmt)
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{
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return as_a<gasm>(stmt);
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}
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static inline const gasm *as_a_const_gasm(const_gimple stmt)
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{
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return as_a<const gasm>(stmt);
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}
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static inline gassign *as_a_gassign(gimple stmt)
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{
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return stmt;
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}
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static inline const gassign *as_a_const_gassign(const_gimple stmt)
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{
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return stmt;
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}
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static inline gcall *as_a_gcall(gimple stmt)
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{
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return as_a<gcall>(stmt);
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}
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static inline const gcall *as_a_const_gcall(const_gimple stmt)
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{
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return as_a<const gcall>(stmt);
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}
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static inline gcond *as_a_gcond(gimple stmt)
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{
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return stmt;
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}
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static inline const gcond *as_a_const_gcond(const_gimple stmt)
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{
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return stmt;
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}
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static inline gdebug *as_a_gdebug(gimple stmt)
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{
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return stmt;
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}
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static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
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{
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return stmt;
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}
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static inline ggoto *as_a_ggoto(gimple stmt)
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{
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return stmt;
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}
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static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
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{
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return stmt;
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}
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static inline gphi *as_a_gphi(gimple stmt)
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{
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return as_a<gphi>(stmt);
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}
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static inline const gphi *as_a_const_gphi(const_gimple stmt)
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{
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return as_a<const gphi>(stmt);
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}
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static inline greturn *as_a_greturn(gimple stmt)
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{
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return stmt;
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}
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static inline const greturn *as_a_const_greturn(const_gimple stmt)
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{
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return stmt;
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}
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#endif
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#define TODO_ggc_collect 0
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#define NODE_SYMBOL(node) (node)
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#define NODE_DECL(node) (node)->decl
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#define cgraph_node_name(node) (node)->name()
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#define NODE_IMPLICIT_ALIAS(node) (node)->cpp_implicit_alias
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static inline opt_pass *get_pass_for_id(int id)
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{
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return g->get_passes()->get_pass_for_id(id);
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}
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#if BUILDING_GCC_VERSION >= 5000 && BUILDING_GCC_VERSION < 6000
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/* gimple related */
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template <>
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template <>
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inline bool is_a_helper<const gassign *>::test(const_gimple gs)
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{
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return gs->code == GIMPLE_ASSIGN;
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}
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#endif
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#if BUILDING_GCC_VERSION >= 5000
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#define TODO_verify_ssa TODO_verify_il
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#define TODO_verify_flow TODO_verify_il
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#define TODO_verify_stmts TODO_verify_il
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#define TODO_verify_rtl_sharing TODO_verify_il
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#define INSN_DELETED_P(insn) (insn)->deleted()
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static inline const char *get_decl_section_name(const_tree decl)
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{
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return DECL_SECTION_NAME(decl);
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}
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/* symtab/cgraph related */
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#define debug_cgraph_node(node) (node)->debug()
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#define cgraph_get_node(decl) cgraph_node::get(decl)
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#define cgraph_get_create_node(decl) cgraph_node::get_create(decl)
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#define cgraph_create_node(decl) cgraph_node::create(decl)
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#define cgraph_n_nodes symtab->cgraph_count
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#define cgraph_max_uid symtab->cgraph_max_uid
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#define varpool_get_node(decl) varpool_node::get(decl)
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#define dump_varpool_node(file, node) (node)->dump(file)
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#if BUILDING_GCC_VERSION >= 8000
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#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
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(caller)->create_edge((callee), (call_stmt), (count))
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#define cgraph_create_edge_including_clones(caller, callee, \
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old_call_stmt, call_stmt, count, freq, reason) \
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(caller)->create_edge_including_clones((callee), \
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(old_call_stmt), (call_stmt), (count), (reason))
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#else
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#define cgraph_create_edge(caller, callee, call_stmt, count, freq) \
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(caller)->create_edge((callee), (call_stmt), (count), (freq))
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#define cgraph_create_edge_including_clones(caller, callee, \
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old_call_stmt, call_stmt, count, freq, reason) \
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(caller)->create_edge_including_clones((callee), \
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(old_call_stmt), (call_stmt), (count), (freq), (reason))
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#endif
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typedef struct cgraph_node *cgraph_node_ptr;
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typedef struct cgraph_edge *cgraph_edge_p;
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typedef struct varpool_node *varpool_node_ptr;
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static inline void change_decl_assembler_name(tree decl, tree name)
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{
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symtab->change_decl_assembler_name(decl, name);
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}
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static inline void varpool_finalize_decl(tree decl)
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{
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varpool_node::finalize_decl(decl);
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}
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static inline void varpool_add_new_variable(tree decl)
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{
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varpool_node::add(decl);
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}
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static inline unsigned int rebuild_cgraph_edges(void)
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{
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return cgraph_edge::rebuild_edges();
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}
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static inline cgraph_node_ptr cgraph_function_node(cgraph_node_ptr node, enum availability *availability)
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{
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return node->function_symbol(availability);
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}
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static inline cgraph_node_ptr cgraph_function_or_thunk_node(cgraph_node_ptr node, enum availability *availability = NULL)
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{
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return node->ultimate_alias_target(availability);
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}
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static inline bool cgraph_only_called_directly_p(cgraph_node_ptr node)
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{
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return node->only_called_directly_p();
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}
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static inline enum availability cgraph_function_body_availability(cgraph_node_ptr node)
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{
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return node->get_availability();
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}
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static inline cgraph_node_ptr cgraph_alias_target(cgraph_node_ptr node)
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{
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return node->get_alias_target();
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}
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static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
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{
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return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable);
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}
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static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data)
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{
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return symtab->add_cgraph_insertion_hook(hook, data);
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}
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static inline void cgraph_remove_function_insertion_hook(struct cgraph_node_hook_list *entry)
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{
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symtab->remove_cgraph_insertion_hook(entry);
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}
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static inline struct cgraph_node_hook_list *cgraph_add_node_removal_hook(cgraph_node_hook hook, void *data)
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{
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return symtab->add_cgraph_removal_hook(hook, data);
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}
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static inline void cgraph_remove_node_removal_hook(struct cgraph_node_hook_list *entry)
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{
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symtab->remove_cgraph_removal_hook(entry);
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}
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static inline struct cgraph_2node_hook_list *cgraph_add_node_duplication_hook(cgraph_2node_hook hook, void *data)
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{
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return symtab->add_cgraph_duplication_hook(hook, data);
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}
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static inline void cgraph_remove_node_duplication_hook(struct cgraph_2node_hook_list *entry)
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{
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symtab->remove_cgraph_duplication_hook(entry);
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}
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static inline void cgraph_call_node_duplication_hooks(cgraph_node_ptr node, cgraph_node_ptr node2)
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{
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symtab->call_cgraph_duplication_hooks(node, node2);
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}
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static inline void cgraph_call_edge_duplication_hooks(cgraph_edge *cs1, cgraph_edge *cs2)
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{
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symtab->call_edge_duplication_hooks(cs1, cs2);
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}
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#if BUILDING_GCC_VERSION >= 6000
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typedef gimple *gimple_ptr;
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typedef const gimple *const_gimple_ptr;
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#define gimple gimple_ptr
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#define const_gimple const_gimple_ptr
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#undef CONST_CAST_GIMPLE
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#define CONST_CAST_GIMPLE(X) CONST_CAST(gimple, (X))
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#endif
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/* gimple related */
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static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree lhs, tree op1, tree op2 MEM_STAT_DECL)
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{
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return gimple_build_assign(lhs, subcode, op1, op2 PASS_MEM_STAT);
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}
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#if BUILDING_GCC_VERSION < 10000
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template <>
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template <>
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inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
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{
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return gs->code == GIMPLE_GOTO;
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}
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template <>
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template <>
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inline bool is_a_helper<const greturn *>::test(const_gimple gs)
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{
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return gs->code == GIMPLE_RETURN;
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}
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#endif
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static inline gasm *as_a_gasm(gimple stmt)
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{
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return as_a<gasm *>(stmt);
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}
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static inline const gasm *as_a_const_gasm(const_gimple stmt)
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{
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return as_a<const gasm *>(stmt);
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}
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static inline gassign *as_a_gassign(gimple stmt)
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{
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return as_a<gassign *>(stmt);
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}
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static inline const gassign *as_a_const_gassign(const_gimple stmt)
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{
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return as_a<const gassign *>(stmt);
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}
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static inline gcall *as_a_gcall(gimple stmt)
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{
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return as_a<gcall *>(stmt);
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}
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static inline const gcall *as_a_const_gcall(const_gimple stmt)
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{
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return as_a<const gcall *>(stmt);
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}
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static inline ggoto *as_a_ggoto(gimple stmt)
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{
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return as_a<ggoto *>(stmt);
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}
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static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
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{
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return as_a<const ggoto *>(stmt);
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}
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|
static inline gphi *as_a_gphi(gimple stmt)
|
|
{
|
|
return as_a<gphi *>(stmt);
|
|
}
|
|
|
|
static inline const gphi *as_a_const_gphi(const_gimple stmt)
|
|
{
|
|
return as_a<const gphi *>(stmt);
|
|
}
|
|
|
|
static inline greturn *as_a_greturn(gimple stmt)
|
|
{
|
|
return as_a<greturn *>(stmt);
|
|
}
|
|
|
|
static inline const greturn *as_a_const_greturn(const_gimple stmt)
|
|
{
|
|
return as_a<const greturn *>(stmt);
|
|
}
|
|
|
|
/* IPA/LTO related */
|
|
#define ipa_ref_list_referring_iterate(L, I, P) \
|
|
(L)->referring.iterate((I), &(P))
|
|
#define ipa_ref_list_reference_iterate(L, I, P) \
|
|
(L)->reference.iterate((I), &(P))
|
|
|
|
static inline cgraph_node_ptr ipa_ref_referring_node(struct ipa_ref *ref)
|
|
{
|
|
return dyn_cast<cgraph_node_ptr>(ref->referring);
|
|
}
|
|
|
|
static inline void ipa_remove_stmt_references(symtab_node *referring_node, gimple stmt)
|
|
{
|
|
referring_node->remove_stmt_references(stmt);
|
|
}
|
|
#endif
|
|
|
|
#if BUILDING_GCC_VERSION < 6000
|
|
#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
|
|
get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, pvolatilep, keep_aligning)
|
|
#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET(VOIDmode, (ARG0), (ARG1))
|
|
#endif
|
|
|
|
#if BUILDING_GCC_VERSION >= 6000
|
|
#define gen_rtx_set(ARG0, ARG1) gen_rtx_SET((ARG0), (ARG1))
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
static inline void debug_tree(const_tree t)
|
|
{
|
|
debug_tree(CONST_CAST_TREE(t));
|
|
}
|
|
|
|
static inline void debug_gimple_stmt(const_gimple s)
|
|
{
|
|
debug_gimple_stmt(CONST_CAST_GIMPLE(s));
|
|
}
|
|
#else
|
|
#define debug_tree(t) debug_tree(CONST_CAST_TREE(t))
|
|
#define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s))
|
|
#endif
|
|
|
|
#if BUILDING_GCC_VERSION >= 7000
|
|
#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
|
|
get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep)
|
|
#endif
|
|
|
|
#if BUILDING_GCC_VERSION < 7000
|
|
#define SET_DECL_ALIGN(decl, align) DECL_ALIGN(decl) = (align)
|
|
#define SET_DECL_MODE(decl, mode) DECL_MODE(decl) = (mode)
|
|
#endif
|
|
|
|
#endif
|