155 lines
5 KiB
C
155 lines
5 KiB
C
/* Header file for GDB compile command and supporting functions.
|
|
Copyright (C) 2014-2016 Free Software Foundation, Inc.
|
|
|
|
This program 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 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef GDB_COMPILE_INTERNAL_H
|
|
#define GDB_COMPILE_INTERNAL_H
|
|
|
|
#include "hashtab.h"
|
|
#include "gcc-c-interface.h"
|
|
#include "common/enum-flags.h"
|
|
|
|
/* enum-flags wrapper. */
|
|
DEF_ENUM_FLAGS_TYPE (enum gcc_qualifiers, gcc_qualifiers_flags);
|
|
|
|
/* Debugging flag for the "compile" family of commands. */
|
|
|
|
extern int compile_debug;
|
|
|
|
struct block;
|
|
|
|
/* An object of this type holds state associated with a given
|
|
compilation job. */
|
|
|
|
struct compile_instance
|
|
{
|
|
/* The GCC front end. */
|
|
|
|
struct gcc_base_context *fe;
|
|
|
|
/* The "scope" of this compilation. */
|
|
|
|
enum compile_i_scope_types scope;
|
|
|
|
/* The block in which an expression is being parsed. */
|
|
|
|
const struct block *block;
|
|
|
|
/* Specify "-std=gnu11", "-std=gnu++11" or similar. These options are put
|
|
after CU's DW_AT_producer compilation options to override them. */
|
|
|
|
const char *gcc_target_options;
|
|
|
|
/* How to destroy this object. */
|
|
|
|
void (*destroy) (struct compile_instance *);
|
|
};
|
|
|
|
/* A subclass of compile_instance that is specific to the C front
|
|
end. */
|
|
struct compile_c_instance
|
|
{
|
|
/* Base class. Note that the base class vtable actually points to a
|
|
gcc_c_fe_vtable. */
|
|
|
|
struct compile_instance base;
|
|
|
|
/* Map from gdb types to gcc types. */
|
|
|
|
htab_t type_map;
|
|
|
|
/* Map from gdb symbols to gcc error messages to emit. */
|
|
|
|
htab_t symbol_err_map;
|
|
};
|
|
|
|
/* A helper macro that takes a compile_c_instance and returns its
|
|
corresponding gcc_c_context. */
|
|
|
|
#define C_CTX(I) ((struct gcc_c_context *) ((I)->base.fe))
|
|
|
|
/* Define header and footers for different scopes. */
|
|
|
|
/* A simple scope just declares a function named "_gdb_expr", takes no
|
|
arguments and returns no value. */
|
|
|
|
#define COMPILE_I_SIMPLE_REGISTER_STRUCT_TAG "__gdb_regs"
|
|
#define COMPILE_I_SIMPLE_REGISTER_ARG_NAME "__regs"
|
|
#define COMPILE_I_SIMPLE_REGISTER_DUMMY "_dummy"
|
|
#define COMPILE_I_PRINT_OUT_ARG_TYPE "void *"
|
|
#define COMPILE_I_PRINT_OUT_ARG "__gdb_out_param"
|
|
#define COMPILE_I_EXPR_VAL "__gdb_expr_val"
|
|
#define COMPILE_I_EXPR_PTR_TYPE "__gdb_expr_ptr_type"
|
|
|
|
/* Call gdbarch_register_name (GDBARCH, REGNUM) and convert its result
|
|
to a form suitable for the compiler source. The register names
|
|
should not clash with inferior defined macros. Returned pointer is
|
|
never NULL. Returned pointer needs to be deallocated by xfree. */
|
|
|
|
extern char *compile_register_name_mangled (struct gdbarch *gdbarch,
|
|
int regnum);
|
|
|
|
/* Convert compiler source register name to register number of
|
|
GDBARCH. Returned value is always >= 0, function throws an error
|
|
for non-matching REG_NAME. */
|
|
|
|
extern int compile_register_name_demangle (struct gdbarch *gdbarch,
|
|
const char *reg_name);
|
|
|
|
/* Convert a gdb type, TYPE, to a GCC type. CONTEXT is used to do the
|
|
actual conversion. The new GCC type is returned. */
|
|
|
|
struct type;
|
|
extern gcc_type convert_type (struct compile_c_instance *context,
|
|
struct type *type);
|
|
|
|
/* A callback suitable for use as the GCC C symbol oracle. */
|
|
|
|
extern gcc_c_oracle_function gcc_convert_symbol;
|
|
|
|
/* A callback suitable for use as the GCC C address oracle. */
|
|
|
|
extern gcc_c_symbol_address_function gcc_symbol_address;
|
|
|
|
/* Instantiate a GDB object holding state for the GCC context FE. The
|
|
new object is returned. */
|
|
|
|
extern struct compile_instance *new_compile_instance (struct gcc_c_context *fe);
|
|
|
|
/* Emit code to compute the address for all the local variables in
|
|
scope at PC in BLOCK. Returns a malloc'd vector, indexed by gdb
|
|
register number, where each element indicates if the corresponding
|
|
register is needed to compute a local variable. */
|
|
|
|
extern unsigned char *generate_c_for_variable_locations
|
|
(struct compile_c_instance *compiler,
|
|
struct ui_file *stream,
|
|
struct gdbarch *gdbarch,
|
|
const struct block *block,
|
|
CORE_ADDR pc);
|
|
|
|
/* Get the GCC mode attribute value for a given type size. */
|
|
|
|
extern const char *c_get_mode_for_size (int size);
|
|
|
|
/* Given a dynamic property, return an xmallocd name that is used to
|
|
represent its size. The result must be freed by the caller. The
|
|
contents of the resulting string will be the same each time for
|
|
each call with the same argument. */
|
|
|
|
struct dynamic_prop;
|
|
extern char *c_get_range_decl_name (const struct dynamic_prop *prop);
|
|
|
|
#endif /* GDB_COMPILE_INTERNAL_H */
|