1999-04-16 03:35:26 +02:00
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/* Definitions for values of C expressions, for GDB.
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2000-02-02 01:21:19 +01:00
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Copyright 1986, 1987, 1989, 1992-1996, 2000 Free Software Foundation, Inc.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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This file is part of GDB.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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1999-04-16 03:35:26 +02:00
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#if !defined (VALUE_H)
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#define VALUE_H 1
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/*
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* The structure which defines the type of a value. It should never
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* be possible for a program lval value to survive over a call to the inferior
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* (ie to be put into the history list or an internal variable).
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*/
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struct value
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{
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/* Type of value; either not an lval, or one of the various
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different possible kinds of lval. */
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enum lval_type lval;
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/* Is it modifiable? Only relevant if lval != not_lval. */
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int modifiable;
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/* Location of value (if lval). */
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union
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{
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1999-12-07 04:56:43 +01:00
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/* If lval == lval_memory, this is the address in the inferior.
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If lval == lval_register, this is the byte offset into the
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registers structure. */
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1999-04-16 03:35:26 +02:00
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CORE_ADDR address;
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/* Pointer to internal variable. */
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struct internalvar *internalvar;
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/* Number of register. Only used with
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lval_reg_frame_relative. */
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int regnum;
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1999-07-07 22:19:36 +02:00
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}
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location;
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1999-04-16 03:35:26 +02:00
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/* Describes offset of a value within lval of a structure in bytes.
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1999-12-07 04:56:43 +01:00
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If lval == lval_memory, this is an offset to the address.
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If lval == lval_register, this is a further offset from
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location.address within the registers structure.
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Note also the member embedded_offset below. */
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1999-07-07 22:19:36 +02:00
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int offset;
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1999-04-16 03:35:26 +02:00
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/* Only used for bitfields; number of bits contained in them. */
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int bitsize;
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/* Only used for bitfields; position of start of field.
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For BITS_BIG_ENDIAN=0 targets, it is the position of the LSB.
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For BITS_BIG_ENDIAN=1 targets, it is the position of the MSB. */
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int bitpos;
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/* Frame value is relative to. In practice, this address is only
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used if the value is stored in several registers in other than
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the current frame, and these registers have not all been saved
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at the same place in memory. This will be described in the
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lval enum above as "lval_reg_frame_relative". */
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CORE_ADDR frame_addr;
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/* Type of the value. */
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struct type *type;
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/* Type of the enclosing object if this is an embedded subobject.
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The member embedded_offset gives the real position of the subobject
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if type is not the same as enclosing_type.
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If the type field is a pointer type, then enclosing_type is
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a pointer type pointing to the real (enclosing) type of the target
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object. */
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struct type *enclosing_type;
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/* Values are stored in a chain, so that they can be deleted
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easily over calls to the inferior. Values assigned to internal
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variables or put into the value history are taken off this
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list. */
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struct value *next;
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/* ??? When is this used? */
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1999-07-07 22:19:36 +02:00
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union
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{
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CORE_ADDR memaddr;
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char *myaddr;
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}
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substring_addr;
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1999-04-16 03:35:26 +02:00
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/* Register number if the value is from a register. Is not kept
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if you take a field of a structure that is stored in a
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register. Shouldn't it be? */
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short regno;
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/* If zero, contents of this value are in the contents field.
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If nonzero, contents are in inferior memory at address
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in the location.address field plus the offset field
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(and the lval field should be lval_memory). */
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char lazy;
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/* If nonzero, this is the value of a variable which does not
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actually exist in the program. */
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char optimized_out;
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/* If this value represents an object that is embedded inside a
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larger object (e.g., a base subobject in C++), this gives the
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offset (in bytes) from the start of the contents buffer where
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the embedded object begins. This is required because some C++
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runtime implementations lay out objects (especially virtual bases
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with possibly negative offsets to ancestors).
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Note: This may be positive or negative! Also note that this offset
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is not used when retrieving contents from target memory; the entire
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enclosing object has to be retrieved always, and the offset for
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that is given by the member offset above. */
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int embedded_offset;
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/* If this value represents a pointer to an object that is embedded
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in another object, this gives the embedded_offset of the object
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that is pointed to. */
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int pointed_to_offset;
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/* The BFD section associated with this value. */
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asection *bfd_section;
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/* Actual contents of the value. For use of this value; setting
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it uses the stuff above. Not valid if lazy is nonzero.
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Target byte-order. We force it to be aligned properly for any
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possible value. Note that a value therefore extends beyond
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what is declared here. */
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1999-07-07 22:19:36 +02:00
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union
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{
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long contents[1];
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double force_double_align;
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LONGEST force_longlong_align;
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char *literal_data;
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}
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aligner;
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1999-04-16 03:35:26 +02:00
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/* Do not add any new members here -- contents above will trash them */
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};
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typedef struct value *value_ptr;
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#define VALUE_TYPE(val) (val)->type
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#define VALUE_ENCLOSING_TYPE(val) (val)->enclosing_type
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#define VALUE_LAZY(val) (val)->lazy
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/* VALUE_CONTENTS and VALUE_CONTENTS_RAW both return the address of
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the gdb buffer used to hold a copy of the contents of the lval.
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VALUE_CONTENTS is used when the contents of the buffer are needed --
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it uses value_fetch_lazy() to load the buffer from the process being
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debugged if it hasn't already been loaded. VALUE_CONTENTS_RAW is
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used when data is being stored into the buffer, or when it is
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certain that the contents of the buffer are valid.
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Note: The contents pointer is adjusted by the offset required to
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get to the real subobject, if the value happens to represent
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something embedded in a larger run-time object. */
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#define VALUE_CONTENTS_RAW(val) ((char *) (val)->aligner.contents + (val)->embedded_offset)
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#define VALUE_CONTENTS(val) ((void)(VALUE_LAZY(val) && value_fetch_lazy(val)),\
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VALUE_CONTENTS_RAW(val))
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/* The ALL variants of the above two macros do not adjust the returned
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pointer by the embedded_offset value. */
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1999-07-07 22:19:36 +02:00
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1999-04-16 03:35:26 +02:00
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#define VALUE_CONTENTS_ALL_RAW(val) ((char *) (val)->aligner.contents)
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#define VALUE_CONTENTS_ALL(val) ((void) (VALUE_LAZY(val) && value_fetch_lazy(val)),\
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VALUE_CONTENTS_ALL_RAW(val))
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1999-07-07 22:19:36 +02:00
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2000-05-28 03:12:42 +02:00
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extern int value_fetch_lazy (value_ptr val);
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1999-04-16 03:35:26 +02:00
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#define VALUE_LVAL(val) (val)->lval
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#define VALUE_ADDRESS(val) (val)->location.address
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#define VALUE_INTERNALVAR(val) (val)->location.internalvar
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#define VALUE_FRAME_REGNUM(val) ((val)->location.regnum)
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#define VALUE_FRAME(val) ((val)->frame_addr)
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#define VALUE_OFFSET(val) (val)->offset
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#define VALUE_BITSIZE(val) (val)->bitsize
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#define VALUE_BITPOS(val) (val)->bitpos
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#define VALUE_NEXT(val) (val)->next
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#define VALUE_REGNO(val) (val)->regno
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#define VALUE_OPTIMIZED_OUT(val) ((val)->optimized_out)
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#define VALUE_EMBEDDED_OFFSET(val) ((val)->embedded_offset)
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#define VALUE_POINTED_TO_OFFSET(val) ((val)->pointed_to_offset)
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#define VALUE_BFD_SECTION(val) ((val)->bfd_section)
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/* Convert a REF to the object referenced. */
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#define COERCE_REF(arg) \
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do { struct type *value_type_arg_tmp = check_typedef (VALUE_TYPE (arg));\
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if (TYPE_CODE (value_type_arg_tmp) == TYPE_CODE_REF) \
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arg = value_at_lazy (TYPE_TARGET_TYPE (value_type_arg_tmp), \
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* gdbarch.sh (POINTER_TO_ADDRESS, ADDRESS_TO_POINTER): Two new
functions which architectures can redefine, defaulting to
generic_pointer_to_address and generic_address_to_pointer.
* findvar.c (extract_typed_address, store_typed_address,
generic_pointer_to_address, generic_address_to_pointer): New
functions.
(POINTER_TO_ADDRESS, ADDRESS_TO_POINTER): Provide default
definitions.
(extract_address, store_address): Doc fixes.
* values.c (value_as_pointer): Doc fix.
(value_from_pointer): New function.
* defs.h (extract_typed_address, store_typed_address): New
declarations.
* inferior.h (generic_address_to_pointer,
generic_pointer_to_address): New declarations.
* value.h (value_from_pointer): New declaration.
* ax-gdb.c (const_var_ref): Use value_from_pointer, not
value_from_longest.
* blockframe.c (generic_push_dummy_frame): Use read_pc and
read_sp, not read_register.
* c-valprint.c (c_val_print): Use extract_typed_address instead of
extract_address to extract vtable entries and references.
* cp-valprint.c (cp_print_value_fields): Use value_from_pointer
instead of value_from_longest to extract the vtable's address.
* eval.c (evaluate_subexp_standard): Use value_from_pointer
instead of value_from_longest to compute `this', and for doing
pointer-to-member dereferencing.
* findvar.c (read_register): Use extract_unsigned_integer, not
extract_address.
(read_var_value): Use store_typed_address instead of store_address
for building label values.
(locate_var_value): Use value_from_pointer instead of
value_from_longest.
* hppa-tdep.c (find_stub_with_shl_get): Use value_from_pointer,
instead of value_from_longest, to build arguments to __d_shl_get.
* printcmd.c (set_next_address): Use value_from_pointer, not
value_from_longest.
(x_command): Use value_from_pointer, not value_from_longest.
* tracepoint.c (set_traceframe_context): Use value_from_pointer,
not value_from_longest.
* valarith.c (value_add, value_sub): Use value_from_pointer, not
value_from_longest.
* valops.c (find_function_in_inferior, value_coerce_array,
value_coerce_function, value_addr, hand_function_call): Same.
* value.h (COERCE_REF): Use unpack_pointer, not unpack_long.
* values.c (unpack_long): Use extract_typed_address to produce
addresses from pointers and references, not extract_address.
(value_from_longest): Use store_typed_address instead of
store_address to produce pointer and reference values.
2000-04-14 20:43:41 +02:00
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unpack_pointer (VALUE_TYPE (arg), \
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VALUE_CONTENTS (arg)), \
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1999-04-16 03:35:26 +02:00
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VALUE_BFD_SECTION (arg)); \
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} while (0)
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/* If ARG is an array, convert it to a pointer.
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If ARG is an enum, convert it to an integer.
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If ARG is a function, convert it to a function pointer.
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References are dereferenced. */
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#define COERCE_ARRAY(arg) \
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do { COERCE_REF(arg); \
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if (current_language->c_style_arrays \
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&& TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_ARRAY) \
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arg = value_coerce_array (arg); \
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if (TYPE_CODE (VALUE_TYPE (arg)) == TYPE_CODE_FUNC) \
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arg = value_coerce_function (arg); \
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} while (0)
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#define COERCE_NUMBER(arg) \
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do { COERCE_ARRAY(arg); COERCE_ENUM(arg); } while (0)
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#define COERCE_VARYING_ARRAY(arg, real_arg_type) \
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{ if (chill_varying_type (real_arg_type)) \
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arg = varying_to_slice (arg), real_arg_type = VALUE_TYPE (arg); }
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/* If ARG is an enum, convert it to an integer. */
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#define COERCE_ENUM(arg) { \
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if (TYPE_CODE (check_typedef (VALUE_TYPE (arg))) == TYPE_CODE_ENUM) \
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arg = value_cast (builtin_type_unsigned_int, arg); \
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}
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/* Internal variables (variables for convenience of use of debugger)
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are recorded as a chain of these structures. */
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struct internalvar
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1999-07-07 22:19:36 +02:00
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{
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struct internalvar *next;
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char *name;
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value_ptr value;
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};
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1999-04-16 03:35:26 +02:00
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/* Pointer to member function. Depends on compiler implementation. */
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#define METHOD_PTR_IS_VIRTUAL(ADDR) ((ADDR) & 0x80000000)
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#define METHOD_PTR_FROM_VOFFSET(OFFSET) (0x80000000 + (OFFSET))
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#define METHOD_PTR_TO_VOFFSET(ADDR) (~0x80000000 & (ADDR))
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1999-07-07 22:19:36 +02:00
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1999-04-16 03:35:26 +02:00
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#include "symtab.h"
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#include "gdbtypes.h"
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#include "expression.h"
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struct frame_info;
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struct fn_field;
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2000-02-02 01:21:19 +01:00
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extern void print_address_demangle (CORE_ADDR, struct ui_file *, int);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern LONGEST value_as_long (value_ptr val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern DOUBLEST value_as_double (value_ptr val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern CORE_ADDR value_as_pointer (value_ptr val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern LONGEST unpack_long (struct type *type, char *valaddr);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern DOUBLEST unpack_double (struct type *type, char *valaddr, int *invp);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern CORE_ADDR unpack_pointer (struct type *type, char *valaddr);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern LONGEST unpack_field_as_long (struct type *type, char *valaddr,
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int fieldno);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_from_longest (struct type *type, LONGEST num);
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1999-04-16 03:35:26 +02:00
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* gdbarch.sh (POINTER_TO_ADDRESS, ADDRESS_TO_POINTER): Two new
functions which architectures can redefine, defaulting to
generic_pointer_to_address and generic_address_to_pointer.
* findvar.c (extract_typed_address, store_typed_address,
generic_pointer_to_address, generic_address_to_pointer): New
functions.
(POINTER_TO_ADDRESS, ADDRESS_TO_POINTER): Provide default
definitions.
(extract_address, store_address): Doc fixes.
* values.c (value_as_pointer): Doc fix.
(value_from_pointer): New function.
* defs.h (extract_typed_address, store_typed_address): New
declarations.
* inferior.h (generic_address_to_pointer,
generic_pointer_to_address): New declarations.
* value.h (value_from_pointer): New declaration.
* ax-gdb.c (const_var_ref): Use value_from_pointer, not
value_from_longest.
* blockframe.c (generic_push_dummy_frame): Use read_pc and
read_sp, not read_register.
* c-valprint.c (c_val_print): Use extract_typed_address instead of
extract_address to extract vtable entries and references.
* cp-valprint.c (cp_print_value_fields): Use value_from_pointer
instead of value_from_longest to extract the vtable's address.
* eval.c (evaluate_subexp_standard): Use value_from_pointer
instead of value_from_longest to compute `this', and for doing
pointer-to-member dereferencing.
* findvar.c (read_register): Use extract_unsigned_integer, not
extract_address.
(read_var_value): Use store_typed_address instead of store_address
for building label values.
(locate_var_value): Use value_from_pointer instead of
value_from_longest.
* hppa-tdep.c (find_stub_with_shl_get): Use value_from_pointer,
instead of value_from_longest, to build arguments to __d_shl_get.
* printcmd.c (set_next_address): Use value_from_pointer, not
value_from_longest.
(x_command): Use value_from_pointer, not value_from_longest.
* tracepoint.c (set_traceframe_context): Use value_from_pointer,
not value_from_longest.
* valarith.c (value_add, value_sub): Use value_from_pointer, not
value_from_longest.
* valops.c (find_function_in_inferior, value_coerce_array,
value_coerce_function, value_addr, hand_function_call): Same.
* value.h (COERCE_REF): Use unpack_pointer, not unpack_long.
* values.c (unpack_long): Use extract_typed_address to produce
addresses from pointers and references, not extract_address.
(value_from_longest): Use store_typed_address instead of
store_address to produce pointer and reference values.
2000-04-14 20:43:41 +02:00
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extern value_ptr value_from_pointer (struct type *type, CORE_ADDR addr);
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_from_double (struct type *type, DOUBLEST num);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_from_string (char *string);
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1999-06-14 20:08:47 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_at (struct type *type, CORE_ADDR addr,
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asection * sect);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_at_lazy (struct type *type, CORE_ADDR addr,
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asection * sect);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_from_register (struct type *type, int regnum,
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struct frame_info *frame);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_of_variable (struct symbol *var, struct block *b);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_of_register (int regnum);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern int symbol_read_needs_frame (struct symbol *);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr read_var_value (struct symbol *var,
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struct frame_info *frame);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr locate_var_value (struct symbol *var,
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struct frame_info *frame);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr allocate_value (struct type *type);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr allocate_repeat_value (struct type *type, int count);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_mark (void);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void value_free_to_mark (value_ptr mark);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_string (char *ptr, int len);
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extern value_ptr value_bitstring (char *ptr, int len);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_array (int lowbound, int highbound,
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value_ptr * elemvec);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_concat (value_ptr arg1, value_ptr arg2);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_binop (value_ptr arg1, value_ptr arg2,
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enum exp_opcode op);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_add (value_ptr arg1, value_ptr arg2);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_sub (value_ptr arg1, value_ptr arg2);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_coerce_array (value_ptr arg1);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_coerce_function (value_ptr arg1);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_ind (value_ptr arg1);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_addr (value_ptr arg1);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_assign (value_ptr toval, value_ptr fromval);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_neg (value_ptr arg1);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_complement (value_ptr arg1);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_struct_elt (value_ptr * argp, value_ptr * args,
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char *name,
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int *static_memfuncp, char *err);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_struct_elt_for_reference (struct type *domain,
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int offset,
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struct type *curtype,
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char *name,
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struct type *intype);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_static_field (struct type *type, int fieldno);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern struct fn_field *value_find_oload_method_list (value_ptr *, char *,
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int, int *, int *,
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struct type **, int *);
|
1999-04-26 20:34:20 +02:00
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|
2000-05-28 03:12:42 +02:00
|
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|
extern int find_overload_match (struct type **arg_types, int nargs,
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|
char *name, int method, int lax,
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|
value_ptr obj, struct symbol *fsym,
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value_ptr * valp, struct symbol **symp,
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int *staticp);
|
1999-04-16 03:35:26 +02:00
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|
2000-05-28 03:12:42 +02:00
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extern value_ptr value_field (value_ptr arg1, int fieldno);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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extern value_ptr value_primitive_field (value_ptr arg1, int offset,
|
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|
|
int fieldno, struct type *arg_type);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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extern struct type *value_rtti_type (value_ptr, int *, int *, int *);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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extern struct type *value_rtti_target_type (value_ptr, int *, int *, int *);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_full_object (value_ptr, struct type *, int, int, int);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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extern value_ptr value_cast (struct type *type, value_ptr arg2);
|
1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_zero (struct type *type, enum lval_type lv);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_repeat (value_ptr arg1, int count);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_subscript (value_ptr array, value_ptr idx);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
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|
extern value_ptr value_from_vtable_info (value_ptr arg, struct type *type);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_being_returned (struct type *valtype,
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|
|
char *retbuf, int struct_return);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_in (value_ptr element, value_ptr set);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern int value_bit_index (struct type *type, char *addr, int index);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
|
extern int using_struct_return (value_ptr function, CORE_ADDR funcaddr,
|
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|
|
struct type *value_type, int gcc_p);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern void set_return_value (value_ptr val);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr evaluate_expression (struct expression *exp);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr evaluate_type (struct expression *exp);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr evaluate_subexp_with_coercion (struct expression *,
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|
int *, enum noside);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
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|
extern value_ptr parse_and_eval (char *exp);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr parse_to_comma_and_eval (char **expp);
|
1999-04-16 03:35:26 +02:00
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|
2000-05-28 03:12:42 +02:00
|
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|
extern struct type *parse_and_eval_type (char *p, int length);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern CORE_ADDR parse_and_eval_address (char *exp);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern CORE_ADDR parse_and_eval_address_1 (char **expptr);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr access_value_history (int num);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern value_ptr value_of_internalvar (struct internalvar *var);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern void set_internalvar (struct internalvar *var, value_ptr val);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
|
extern void set_internalvar_component (struct internalvar *var,
|
|
|
|
|
int offset,
|
|
|
|
|
int bitpos, int bitsize,
|
|
|
|
|
value_ptr newvalue);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
|
extern struct internalvar *lookup_internalvar (char *name);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern int value_equal (value_ptr arg1, value_ptr arg2);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
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|
extern int value_less (value_ptr arg1, value_ptr arg2);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern int value_logical_not (value_ptr arg1);
|
1999-04-16 03:35:26 +02:00
|
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|
|
/* C++ */
|
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|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern value_ptr value_of_this (int complain);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern value_ptr value_x_binop (value_ptr arg1, value_ptr arg2,
|
|
|
|
|
enum exp_opcode op,
|
|
|
|
|
enum exp_opcode otherop, enum noside noside);
|
1999-04-16 03:35:26 +02:00
|
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|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern value_ptr value_x_unop (value_ptr arg1, enum exp_opcode op,
|
|
|
|
|
enum noside noside);
|
1999-04-16 03:35:26 +02:00
|
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|
|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern value_ptr value_fn_field (value_ptr * arg1p, struct fn_field *f,
|
|
|
|
|
int j, struct type *type, int offset);
|
1999-04-16 03:35:26 +02:00
|
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|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern value_ptr value_virtual_fn_field (value_ptr * arg1p,
|
|
|
|
|
struct fn_field *f, int j,
|
|
|
|
|
struct type *type, int offset);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern int binop_user_defined_p (enum exp_opcode op,
|
|
|
|
|
value_ptr arg1, value_ptr arg2);
|
1999-04-16 03:35:26 +02:00
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern int unop_user_defined_p (enum exp_opcode op, value_ptr arg1);
|
1999-04-16 03:35:26 +02:00
|
|
|
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|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern int destructor_name_p (const char *name, const struct type *type);
|
1999-04-16 03:35:26 +02:00
|
|
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|
|
|
|
|
#define value_free(val) free ((PTR)val)
|
|
|
|
|
|
2000-05-28 03:12:42 +02:00
|
|
|
|
extern void free_all_values (void);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void release_value (value_ptr val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern int record_latest_value (value_ptr val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void registers_changed (void);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void read_register_bytes (int regbyte, char *myaddr, int len);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void write_register_bytes (int regbyte, char *myaddr, int len);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void read_register_gen (int regno, char *myaddr);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void write_register_gen (int regno, char *myaddr);
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2000-04-27 17:33:01 +02:00
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2000-07-11 07:42:25 +02:00
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/* Rename to read_unsigned_register()? */
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extern ULONGEST read_register (int regno);
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1999-04-16 03:35:26 +02:00
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2000-07-11 07:42:25 +02:00
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extern LONGEST read_signed_register (int regno);
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/* Rename to read_unsigned_register_pid()? */
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extern ULONGEST read_register_pid (int regno, int pid);
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extern LONGEST read_signed_register_pid (int regno, int pid);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void write_register (int regno, LONGEST val);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void write_register_pid (int regno, CORE_ADDR val, int pid);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void supply_register (int regno, char *val);
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1999-04-16 03:35:26 +02:00
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2000-07-07 Michael Snyder <msnyder@cleaver.cygnus.com>
* findvar.c (_initialize_findvar, build_findvar, write_fp, read_fp,
generic_target_write_fp, generic_target_read_fp, write_sp, read_sp,
generic_target_write_sp, generic_target_read_sp, write_pc, read_pc,
generic_target_write_pc, generic_target_read_pc, write_pc_pid,
read_pc_pid, supply_register, write_register_pid, write_register,
read_register_pid, read_register, write_register_bytes,
read_register_bytes, write_register_gen, read_register_gen,
registers_fetched, registers_changed, find_saved_register,
read_relative_register_raw_bytes, default_get_saved_register,
read_relative_register_raw_bytes_for_frame, get_saved_register):
Move from this file into new file regcache.c.
(register_valid, registers_pid, registers): Ditto.
* regcache.c: New file to hold the register cache.
(register_cached): New function to read register_valid array.
* value.h (register_cached): Declare.
* defs.h (default_get_saved_register): Delete decl of static function.
* Makefile.in: Add regcache module.
2000-07-10 08:16:51 +02:00
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extern int register_cached (int regno);
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2000-05-28 03:12:42 +02:00
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extern void get_saved_register (char *raw_buffer, int *optimized,
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CORE_ADDR * addrp,
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struct frame_info *frame,
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int regnum, enum lval_type *lval);
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1999-04-16 03:35:26 +02:00
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extern void
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2000-05-28 03:12:42 +02:00
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modify_field (char *addr, LONGEST fieldval, int bitpos, int bitsize);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void type_print (struct type * type, char *varstring,
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struct ui_file * stream, int show);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern char *baseclass_addr (struct type *type, int index,
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char *valaddr, value_ptr * valuep, int *errp);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void print_longest (struct ui_file * stream, int format,
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int use_local, LONGEST val);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void print_floating (char *valaddr, struct type * type,
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struct ui_file * stream);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern int value_print (value_ptr val, struct ui_file *stream, int format,
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enum val_prettyprint pretty);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void value_print_array_elements (value_ptr val,
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struct ui_file *stream,
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int format,
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enum val_prettyprint pretty);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_release_to_mark (value_ptr mark);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern int val_print (struct type * type, char *valaddr,
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int embedded_offset, CORE_ADDR address,
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struct ui_file * stream, int format,
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int deref_ref, int recurse,
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enum val_prettyprint pretty);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern int val_print_string (CORE_ADDR addr, int len, int width, struct ui_file *stream);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void print_variable_value (struct symbol * var,
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struct frame_info * frame,
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struct ui_file *stream);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern int check_field (value_ptr, const char *);
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1999-04-16 03:35:26 +02:00
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2000-02-02 01:21:19 +01:00
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extern void c_typedef_print (struct type * type, struct symbol * news,
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struct ui_file * stream);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern char *internalvar_name (struct internalvar *var);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void clear_value_history (void);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void clear_internalvars (void);
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1999-04-16 03:35:26 +02:00
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/* From values.c */
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_copy (value_ptr);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern int baseclass_offset (struct type *, int, char *, CORE_ADDR);
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1999-04-16 03:35:26 +02:00
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/* From valops.c */
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2000-05-28 03:12:42 +02:00
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extern value_ptr varying_to_slice (value_ptr);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_slice (value_ptr, int, int);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr call_function_by_hand (value_ptr, int, value_ptr *);
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1999-04-16 03:35:26 +02:00
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Bring COERCE_FLOAT_TO_DOUBLE under gdbarch's control.
* valops.c (COERCE_FLOAT_TO_DOUBLE): Rework definition to be
more function-like.
(default_coerce_float_to_double, standard_coerce_float_to_double):
New functions.
(value_arg_coerce): Adjust for new definition.
* value.h (default_coerce_float_to_double,
standard_coerce_float_to_double): New declarations for the above.
* gdbarch.sh (coerce_float_to_double): New entry, replacing macro.
* gdbarch.c, gdbarch.h: Regenerated.
* tm-alpha.h, tm-fr30.h, tm-m32r.h, tm-mips.h, tm-hppa.h,
tm-rs6000.h, tm-sh.h, tm-sparc.h (COERCE_FLOAT_TO_DOUBLE): Change
definitions.
* mips-tdep.c (mips_coerce_float_to_double): Supply our own custom
function here.
(mips_gdbarch_init): Install that as our coerce_float_to_double
function.
2000-02-22 20:18:53 +01:00
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extern int default_coerce_float_to_double (struct type *, struct type *);
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extern int standard_coerce_float_to_double (struct type *, struct type *);
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_literal_complex (value_ptr, value_ptr, struct type *);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern void find_rt_vbase_offset (struct type *, struct type *, char *, int,
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int *, int *);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr find_function_in_inferior (char *);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern value_ptr value_allocate_space_in_inferior (int);
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1999-04-16 03:35:26 +02:00
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2000-05-28 03:12:42 +02:00
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extern CORE_ADDR default_push_arguments (int nargs, value_ptr * args,
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CORE_ADDR sp,
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int struct_return,
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CORE_ADDR struct_addr);
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1999-05-25 20:09:09 +02:00
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1999-07-07 22:19:36 +02:00
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#endif /* !defined (VALUE_H) */
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