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/* Print in infix form a struct expression.
Copyright (C) 1986-2023 Free Software Foundation, Inc.
This file is part of GDB.
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/>. */
#include "defs.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "value.h"
#include "language.h"
#include "parser-defs.h"
#include "user-regs.h" /* For user_reg_map_regnum_to_name. */
#include "target.h"
#include "block.h"
#include "objfiles.h"
#include "valprint.h"
#include "cli/cli-style.h"
#include "c-lang.h"
#include "expop.h"
#include "ada-exp.h"
#include <ctype.h>
/* Default name for the standard operator OPCODE (i.e., one defined in
the definition of enum exp_opcode). */
const char *
op_name (enum exp_opcode opcode)
{
switch (opcode)
{
default:
{
static char buf[30];
xsnprintf (buf, sizeof (buf), "<unknown %d>", opcode);
return buf;
}
#define OP(name) \
case name: \
return #name ;
#include "std-operator.def"
#undef OP
}
}
/* Meant to be used in debug sessions, so don't export it in a header file. */
extern void ATTRIBUTE_USED debug_exp (struct expression *exp);
/* Print EXP. */
void
ATTRIBUTE_USED
debug_exp (struct expression *exp)
{
exp->dump (gdb_stdlog);
gdb_flush (gdb_stdlog);
}
namespace expr
{
void
dump_for_expression (struct ui_file *stream, int depth, enum exp_opcode op)
{
gdb_printf (stream, _("%*sOperation: %s\n"), depth, "", op_name (op));
}
void
dump_for_expression (struct ui_file *stream, int depth, const std::string &str)
{
gdb_printf (stream, _("%*sString: %s\n"), depth, "", str.c_str ());
}
void
dump_for_expression (struct ui_file *stream, int depth, struct type *type)
{
gdb_printf (stream, _("%*sType: "), depth, "");
type_print (type, nullptr, stream, 0);
gdb_printf (stream, "\n");
}
void
dump_for_expression (struct ui_file *stream, int depth, CORE_ADDR addr)
{
gdb_printf (stream, _("%*sConstant: %s\n"), depth, "",
core_addr_to_string (addr));
}
void
dump_for_expression (struct ui_file *stream, int depth, internalvar *ivar)
{
gdb_printf (stream, _("%*sInternalvar: $%s\n"), depth, "",
internalvar_name (ivar));
}
void
dump_for_expression (struct ui_file *stream, int depth, symbol *sym)
{
gdb_printf (stream, _("%*sSymbol: %s\n"), depth, "",
sym->print_name ());
dump_for_expression (stream, depth + 1, sym->type ());
}
void
dump_for_expression (struct ui_file *stream, int depth,
bound_minimal_symbol msym)
{
gdb_printf (stream, _("%*sMinsym %s in objfile %s\n"), depth, "",
msym.minsym->print_name (), objfile_name (msym.objfile));
}
void
dump_for_expression (struct ui_file *stream, int depth, const block *bl)
{
gdb_printf (stream, _("%*sBlock: %p\n"), depth, "", bl);
}
void
dump_for_expression (struct ui_file *stream, int depth,
const block_symbol &sym)
{
gdb_printf (stream, _("%*sBlock symbol:\n"), depth, "");
dump_for_expression (stream, depth + 1, sym.symbol);
dump_for_expression (stream, depth + 1, sym.block);
}
void
dump_for_expression (struct ui_file *stream, int depth,
type_instance_flags flags)
{
gdb_printf (stream, _("%*sType flags: "), depth, "");
if (flags & TYPE_INSTANCE_FLAG_CONST)
gdb_puts ("const ", stream);
if (flags & TYPE_INSTANCE_FLAG_VOLATILE)
gdb_puts ("volatile", stream);
gdb_printf (stream, "\n");
}
void
dump_for_expression (struct ui_file *stream, int depth,
enum c_string_type_values flags)
{
gdb_printf (stream, _("%*sC string flags: "), depth, "");
switch (flags & ~C_CHAR)
{
case C_WIDE_STRING:
gdb_puts (_("wide "), stream);
break;
case C_STRING_16:
gdb_puts (_("u16 "), stream);
break;
case C_STRING_32:
gdb_puts (_("u32 "), stream);
break;
default:
gdb_puts (_("ordinary "), stream);
break;
}
if ((flags & C_CHAR) != 0)
gdb_puts (_("char"), stream);
else
gdb_puts (_("string"), stream);
gdb_puts ("\n", stream);
}
void
dump_for_expression (struct ui_file *stream, int depth,
enum range_flag flags)
{
gdb_printf (stream, _("%*sRange:"), depth, "");
if ((flags & RANGE_LOW_BOUND_DEFAULT) != 0)
gdb_puts (_("low-default "), stream);
if ((flags & RANGE_HIGH_BOUND_DEFAULT) != 0)
gdb_puts (_("high-default "), stream);
if ((flags & RANGE_HIGH_BOUND_EXCLUSIVE) != 0)
gdb_puts (_("high-exclusive "), stream);
if ((flags & RANGE_HAS_STRIDE) != 0)
gdb_puts (_("has-stride"), stream);
gdb_printf (stream, "\n");
}
void
dump_for_expression (struct ui_file *stream, int depth,
const std::unique_ptr<ada_component> &comp)
{
comp->dump (stream, depth);
}
void
float_const_operation::dump (struct ui_file *stream, int depth) const
{
gdb_printf (stream, _("%*sFloat: "), depth, "");
print_floating (m_data.data (), m_type, stream);
gdb_printf (stream, "\n");
}
} /* namespace expr */
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