compile-loc2c.c File Reference

#include "defs.h"
#include "dwarf2.h"
#include "dwarf2expr.h"
#include "dwarf2loc.h"
#include "ui-file.h"
#include "utils.h"
#include "compile-internal.h"
#include "compile.h"
#include "block.h"
#include "dwarf2-frame.h"
#include "gdb_vecs.h"
#include "value.h"

Go to the source code of this file.

Classes
struct	insn_info

Macros
#define	SET_CHECK_DEPTH(WHERE)
#define	GCC_UINTPTR   "__gdb_uintptr"
#define	GCC_INTPTR   "__gdb_intptr"
#define	BINARY(OP)
#define	COMPARE(OP)

Functions
static void	compute_stack_depth_worker (int start, int *need_tempvar, std::vector< struct insn_info > *info, std::vector< int > *to_do, enum bfd_endian byte_order, unsigned int addr_size, const gdb_byte *op_ptr, const gdb_byte *op_end)
static int	compute_stack_depth (enum bfd_endian byte_order, unsigned int addr_size, int *need_tempvar, int *is_tls, const gdb_byte *op_ptr, const gdb_byte *op_end, int initial_depth, std::vector< struct insn_info > *info)
static void	push (int indent, string_file &stream, ULONGEST l)
static void	pushf (int indent, string_file &stream, const char *format,...) ATTRIBUTE_PRINTF(3
static void	unary (int indent, string_file &stream, const char *format,...) ATTRIBUTE_PRINTF(3
static void	binary (int indent, string_file &stream, const char *format,...) ATTRIBUTE_PRINTF(3
static void	print_label (string_file &stream, unsigned int scope, int target)
static void	pushf_register_address (int indent, string_file &stream, unsigned char *registers_used, struct gdbarch *gdbarch, int regnum)
static void	pushf_register (int indent, string_file &stream, unsigned char *registers_used, struct gdbarch *gdbarch, int regnum, uint64_t offset)
static void	do_compile_dwarf_expr_to_c (int indent, string_file &stream, const char *type_name, const char *result_name, struct symbol *sym, CORE_ADDR pc, struct gdbarch *arch, unsigned char *registers_used, unsigned int addr_size, const gdb_byte *op_ptr, const gdb_byte *op_end, CORE_ADDR *initial, struct dwarf2_per_cu_data *per_cu)
void	compile_dwarf_expr_to_c (string_file &stream, const char *result_name, struct symbol *sym, CORE_ADDR pc, struct gdbarch *arch, unsigned char *registers_used, unsigned int addr_size, const gdb_byte *op_ptr, const gdb_byte *op_end, struct dwarf2_per_cu_data *per_cu)
void	compile_dwarf_bounds_to_c (string_file &stream, const char *result_name, const struct dynamic_prop *prop, struct symbol *sym, CORE_ADDR pc, struct gdbarch *arch, unsigned char *registers_used, unsigned int addr_size, const gdb_byte *op_ptr, const gdb_byte *op_end, struct dwarf2_per_cu_data *per_cu)

Macro Definition Documentation

BINARY

#define BINARY

(

OP

)

Value:

binary (indent, stream, "%s", "__gdb_stack[__gdb_tos-1] " #OP \
                   " __gdb_stack[__gdb_tos]");  \
      break

Referenced by do_compile_dwarf_expr_to_c().

COMPARE

#define COMPARE

(

OP

)

Value:

binary (indent, stream,                 \
          "(((" GCC_INTPTR ") __gdb_stack[__gdb_tos-1]) " #OP   \
          " ((" GCC_INTPTR                  \
          ") __gdb_stack[__gdb_tos]))");            \
      break

Referenced by do_compile_dwarf_expr_to_c().

GCC_INTPTR

#define GCC_INTPTR   "__gdb_intptr"

Definition at line 427 of file compile-loc2c.c.

Referenced by do_compile_dwarf_expr_to_c().

GCC_UINTPTR

#define GCC_UINTPTR   "__gdb_uintptr"

Definition at line 426 of file compile-loc2c.c.

Referenced by compile_dwarf_expr_to_c(), do_compile_dwarf_expr_to_c(), push(), pushf_register(), and pushf_register_address().

SET_CHECK_DEPTH

#define SET_CHECK_DEPTH

(

WHERE

)

Value:

if ((*info)[WHERE].visited)             \
    {                       \
      if ((*info)[WHERE].depth != stack_depth)      \
        error (_("inconsistent stack depths")); \
    }                       \
      else                      \
    {                       \
      /* Stack depth not set, so set it.  */    \
      (*info)[WHERE].visited = 1;           \
      (*info)[WHERE].depth = stack_depth;       \
    }

Referenced by compute_stack_depth_worker().

Function Documentation

binary()

static void static void binary ( int  indent, string_file &  stream, const char *  format,   ...  )

static

Definition at line 483 of file compile-loc2c.c.

References fprintfi_filtered().

Referenced by do_compile_dwarf_expr_to_c().

compile_dwarf_bounds_to_c()

void compile_dwarf_bounds_to_c	(	string_file &	stream,
		const char *	result_name,
		const struct dynamic_prop *	prop,
		struct symbol *	sym,
		CORE_ADDR	pc,
		struct gdbarch *	arch,
		unsigned char *	registers_used,
		unsigned int	addr_size,
		const gdb_byte *	op_ptr,
		const gdb_byte *	op_end,
		struct dwarf2_per_cu_data *	per_cu
	)

Definition at line 1133 of file compile-loc2c.c.

References symbol::arch, and do_compile_dwarf_expr_to_c().

Referenced by dwarf2_compile_property_to_c().

compile_dwarf_expr_to_c()

void compile_dwarf_expr_to_c	(	string_file &	stream,
		const char *	result_name,
		struct symbol *	sym,
		CORE_ADDR	pc,
		struct gdbarch *	arch,
		unsigned char *	registers_used,
		unsigned int	addr_size,
		const gdb_byte *	op_ptr,
		const gdb_byte *	op_end,
		struct dwarf2_per_cu_data *	per_cu
	)

Definition at line 1118 of file compile-loc2c.c.

References symbol::arch, do_compile_dwarf_expr_to_c(), and GCC_UINTPTR.

Referenced by locexpr_generate_c_location(), and loclist_generate_c_location().

compute_stack_depth()

static int compute_stack_depth ( enum bfd_endian  byte_order, unsigned int  addr_size, int *  need_tempvar, int *  is_tls, const gdb_byte *  op_ptr, const gdb_byte *  op_end, int  initial_depth, std::vector< struct insn_info > *  info  )

static

Definition at line 386 of file compile-loc2c.c.

References compute_stack_depth_worker().

Referenced by do_compile_dwarf_expr_to_c().

compute_stack_depth_worker()

static void compute_stack_depth_worker ( int  start, int *  need_tempvar, std::vector< struct insn_info > *  info, std::vector< int > *  to_do, enum bfd_endian  byte_order, unsigned int  addr_size, const gdb_byte *  op_ptr, const gdb_byte *  op_end  )

static

Definition at line 73 of file compile-loc2c.c.

References _, error(), extract_signed_integer(), gdb_assert, offset, safe_read_sleb128(), safe_read_uleb128(), and SET_CHECK_DEPTH.

Referenced by compute_stack_depth().

do_compile_dwarf_expr_to_c()

static void do_compile_dwarf_expr_to_c ( int  indent, string_file &  stream, const char *  type_name, const char *  result_name, struct symbol *  sym, CORE_ADDR  pc, struct gdbarch *  arch, unsigned char *  registers_used, unsigned int  addr_size, const gdb_byte *  op_ptr, const gdb_byte *  op_end, CORE_ADDR *  initial, struct dwarf2_per_cu_data *  per_cu  )

static

Definition at line 574 of file compile-loc2c.c.

References _, symbol::arch, binary(), BINARY, block_for_pc(), block_linkage_function(), c_get_mode_for_size(), COMPARE, compute_stack_depth(), core_addr_to_string(), dwarf2_fetch_cfa_info(), dwarf2_per_cu_text_offset(), dwarf_expr_require_composition(), dwarf_reg_to_regnum_or_error(), error(), extract_signed_integer(), extract_unsigned_integer(), fprintfi_filtered(), func_get_frame_base_dwarf_block(), GCC_INTPTR, GCC_UINTPTR, gdbarch_byte_order(), get_selected_frame(), hex_string(), lval_memory, offset, plongest(), print_label(), print_spaces(), ui_file::printf(), push(), pushf(), pushf_register(), pushf_register_address(), ui_file::puts(), read_var_value(), value::reg, regnum, safe_read_sleb128(), safe_read_uleb128(), size, SYMBOL_PRINT_NAME, unary(), value_address(), VALUE_LVAL, warning(), and xsnprintf().

Referenced by compile_dwarf_bounds_to_c(), and compile_dwarf_expr_to_c().

print_label()

static void print_label ( string_file &  stream, unsigned int  scope, int  target  )

static

Definition at line 500 of file compile-loc2c.c.

References ui_file::printf(), and pulongest().

Referenced by do_compile_dwarf_expr_to_c().

push()

static void push ( int  indent, string_file &  stream, ULONGEST  l  )

static

Definition at line 432 of file compile-loc2c.c.

References fprintfi_filtered(), GCC_UINTPTR, and hex_string().

Referenced by do_compile_dwarf_expr_to_c().

pushf()

static void static void pushf ( int  indent, string_file &  stream, const char *  format,   ...  )

static

Definition at line 446 of file compile-loc2c.c.

References fprintfi_filtered().

Referenced by do_compile_dwarf_expr_to_c(), pushf_register(), and pushf_register_address().

pushf_register()

static void pushf_register ( int  indent, string_file &  stream, unsigned char *  registers_used, struct gdbarch *  gdbarch, int  regnum, uint64_t  offset  )

static

Definition at line 528 of file compile-loc2c.c.

References COMPILE_I_SIMPLE_REGISTER_ARG_NAME, compile_register_name_mangled(), GCC_UINTPTR, hex_string(), offset, pushf(), regnum, and string.

Referenced by do_compile_dwarf_expr_to_c().

pushf_register_address()

static void pushf_register_address ( int  indent, string_file &  stream, unsigned char *  registers_used, struct gdbarch *  gdbarch, int  regnum  )

static

Definition at line 510 of file compile-loc2c.c.

References COMPILE_I_SIMPLE_REGISTER_ARG_NAME, compile_register_name_mangled(), GCC_UINTPTR, pushf(), regnum, and string.

Referenced by do_compile_dwarf_expr_to_c().

unary()

static void static void unary ( int  indent, string_file &  stream, const char *  format,   ...  )

static

Definition at line 466 of file compile-loc2c.c.

References fprintfi_filtered().

Referenced by do_compile_dwarf_expr_to_c().