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Fix debug printing of BINOP_IN, OP_OBJC_MSGCALL,
	OP_F77_UNDETERMINED_ARGLIST, OP_COMPLEX, OP_OBJC_SELECTOR, OP_NAME,
	OP_OBJC_NSSTRING, OP_F90_RANGE and OP_DECFLOAT.
	* ada-operator.inc: Rename the file to ...
	* ada-operator.def: ... here, wrap all the entries by macro OP.
	* expprint.c (op_name_standard): Remove all the entries.  Include
	"std-operator.def" instead.
	* expression.h (enum exp_opcode): Include "std-operator.def" and
	"ada-operator.def".  Move all the entries ...
	* std-operator.def: ... here, wrap all the entries by macro OP.
This commit is contained in:
Jan Kratochvil 2011-02-01 18:54:01 +00:00
parent 4be0c94123
commit 56c1241406
6 changed files with 453 additions and 596 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
gdb/ChangeLog
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@ -1,3 +1,16 @@
2011-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
Fix debug printing of BINOP_IN, OP_OBJC_MSGCALL,
OP_F77_UNDETERMINED_ARGLIST, OP_COMPLEX, OP_OBJC_SELECTOR, OP_NAME,
OP_OBJC_NSSTRING, OP_F90_RANGE and OP_DECFLOAT.
* ada-operator.inc: Rename the file to ...
* ada-operator.def: ... here, wrap all the entries by macro OP.
* expprint.c (op_name_standard): Remove all the entries. Include
"std-operator.def" instead.
* expression.h (enum exp_opcode): Include "std-operator.def" and
"ada-operator.def". Move all the entries ...
* std-operator.def: ... here, wrap all the entries by macro OP.
2011-01-31 Paul Pluzhnikov <ppluzhnikov@google.com>
* breakpoint.h (remove_jit_event_breakpoints): New prototype.

99
gdb/ada-operator.def Normal file
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@ -0,0 +1,99 @@
/* Ada language operator definitions for GDB, the GNU debugger.
Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2007, 2008, 2009, 2010, 2011 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/>. */
/* X IN A'RANGE(N). N is an immediate operand, surrounded by
BINOP_IN_BOUNDS before and after. A is an array, X an index
value. Evaluates to true iff X is within range of the Nth
dimension (1-based) of A. (A multi-dimensional array
type is represented as array of array of ...) */
OP (BINOP_IN_BOUNDS)
/* X IN L .. U. True iff L <= X <= U. */
OP (TERNOP_IN_RANGE)
/* Ada attributes ('Foo). */
OP (OP_ATR_FIRST)
OP (OP_ATR_LAST)
OP (OP_ATR_LENGTH)
OP (OP_ATR_IMAGE)
OP (OP_ATR_MAX)
OP (OP_ATR_MIN)
OP (OP_ATR_MODULUS)
OP (OP_ATR_POS)
OP (OP_ATR_SIZE)
OP (OP_ATR_TAG)
OP (OP_ATR_VAL)
/* Ada type qualification. It is encoded as for UNOP_CAST, above,
and denotes the TYPE'(EXPR) construct. */
OP (UNOP_QUAL)
/* X IN TYPE. The `TYPE' argument is immediate, with
UNOP_IN_RANGE before and after it. True iff X is a member of
type TYPE (typically a subrange). */
OP (UNOP_IN_RANGE)
/* An aggregate. A single immediate operand, N>0, gives
the number of component specifications that follow. The
immediate operand is followed by a second OP_AGGREGATE.
Next come N component specifications. A component
specification is either an OP_OTHERS (others=>...), an
OP_CHOICES (for named associations), or other expression (for
positional aggregates only). Aggregates currently
occur only as the right sides of assignments. */
OP (OP_AGGREGATE)
/* An others clause. Followed by a single expression. */
OP (OP_OTHERS)
/* An aggregate component association. A single immediate operand, N,
gives the number of choices that follow. This is followed by a second
OP_CHOICES operator. Next come N operands, each of which is an
expression, an OP_DISCRETE_RANGE, or an OP_NAME---the latter
for a simple name that must be a record component name and does
not correspond to a single existing symbol. After the N choice
indicators comes an expression giving the value.
In an aggregate such as (X => E1, ...), where X is a simple
name, X could syntactically be either a component_selector_name
or an expression used as a discrete_choice, depending on the
aggregate's type context. Since this is not known at parsing
time, we don't attempt to disambiguate X if it has multiple
definitions, but instead supply an OP_NAME. If X has a single
definition, we represent it with an OP_VAR_VALUE, even though
it may turn out to be within a record aggregate. Aggregate
evaluation can use either OP_NAMEs or OP_VAR_VALUEs to get a
record field name, and can evaluate OP_VAR_VALUE normally to
get its value as an expression. Unfortunately, we lose out in
cases where X has multiple meanings and is part of an array
aggregate. I hope these are not common enough to annoy users,
who can work around the problem in any case by putting
parentheses around X. */
OP (OP_CHOICES)
/* A positional aggregate component association. The operator is
followed by a single integer indicating the position in the
aggregate (0-based), followed by a second OP_POSITIONAL. Next
follows a single expression giving the component value. */
OP (OP_POSITIONAL)
/* A range of values. Followed by two expressions giving the
upper and lower bounds of the range. */
OP (OP_DISCRETE_RANGE)

102
gdb/ada-operator.inc
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@ -1,102 +0,0 @@
/* Ada language operator definitions for GDB, the GNU debugger.
Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2007, 2008, 2009, 2010, 2011 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/>. */
/* X IN A'RANGE(N). N is an immediate operand, surrounded by
BINOP_IN_BOUNDS before and after. A is an array, X an index
value. Evaluates to true iff X is within range of the Nth
dimension (1-based) of A. (A multi-dimensional array
type is represented as array of array of ...) */
BINOP_IN_BOUNDS = OP_EXTENDED0,
/* X IN L .. U. True iff L <= X <= U. */
TERNOP_IN_RANGE,
/* Ada attributes ('Foo). */
OP_ATR_FIRST,
OP_ATR_LAST,
OP_ATR_LENGTH,
OP_ATR_IMAGE,
OP_ATR_MAX,
OP_ATR_MIN,
OP_ATR_MODULUS,
OP_ATR_POS,
OP_ATR_SIZE,
OP_ATR_TAG,
OP_ATR_VAL,
/* Ada type qualification. It is encoded as for UNOP_CAST, above,
and denotes the TYPE'(EXPR) construct. */
UNOP_QUAL,
/* X IN TYPE. The `TYPE' argument is immediate, with
UNOP_IN_RANGE before and after it. True iff X is a member of
type TYPE (typically a subrange). */
UNOP_IN_RANGE,
/* An aggregate. A single immediate operand, N>0, gives
the number of component specifications that follow. The
immediate operand is followed by a second OP_AGGREGATE.
Next come N component specifications. A component
specification is either an OP_OTHERS (others=>...), an
OP_CHOICES (for named associations), or other expression (for
positional aggregates only). Aggregates currently
occur only as the right sides of assignments. */
OP_AGGREGATE,
/* An others clause. Followed by a single expression. */
OP_OTHERS,
/* An aggregate component association. A single immediate operand, N,
gives the number of choices that follow. This is followed by a second
OP_CHOICES operator. Next come N operands, each of which is an
expression, an OP_DISCRETE_RANGE, or an OP_NAME---the latter
for a simple name that must be a record component name and does
not correspond to a single existing symbol. After the N choice
indicators comes an expression giving the value.
In an aggregate such as (X => E1, ...), where X is a simple
name, X could syntactically be either a component_selector_name
or an expression used as a discrete_choice, depending on the
aggregate's type context. Since this is not known at parsing
time, we don't attempt to disambiguate X if it has multiple
definitions, but instead supply an OP_NAME. If X has a single
definition, we represent it with an OP_VAR_VALUE, even though
it may turn out to be within a record aggregate. Aggregate
evaluation can use either OP_NAMEs or OP_VAR_VALUEs to get a
record field name, and can evaluate OP_VAR_VALUE normally to
get its value as an expression. Unfortunately, we lose out in
cases where X has multiple meanings and is part of an array
aggregate. I hope these are not common enough to annoy users,
who can work around the problem in any case by putting
parentheses around X. */
OP_CHOICES,
/* A positional aggregate component association. The operator is
followed by a single integer indicating the position in the
aggregate (0-based), followed by a second OP_POSITIONAL. Next
follows a single expression giving the component value. */
OP_POSITIONAL,
/* A range of values. Followed by two expressions giving the
upper and lower bounds of the range. */
OP_DISCRETE_RANGE,
/* End marker */
OP_ADA_LAST,

175
gdb/expprint.c
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@ -646,176 +646,11 @@ op_name_standard (enum exp_opcode opcode)
sprintf (buf, "<unknown %d>", opcode);
return buf;
}
case OP_NULL:
return "OP_NULL";
case BINOP_ADD:
return "BINOP_ADD";
case BINOP_SUB:
return "BINOP_SUB";
case BINOP_MUL:
return "BINOP_MUL";
case BINOP_DIV:
return "BINOP_DIV";
case BINOP_REM:
return "BINOP_REM";
case BINOP_MOD:
return "BINOP_MOD";
case BINOP_LSH:
return "BINOP_LSH";
case BINOP_RSH:
return "BINOP_RSH";
case BINOP_LOGICAL_AND:
return "BINOP_LOGICAL_AND";
case BINOP_LOGICAL_OR:
return "BINOP_LOGICAL_OR";
case BINOP_BITWISE_AND:
return "BINOP_BITWISE_AND";
case BINOP_BITWISE_IOR:
return "BINOP_BITWISE_IOR";
case BINOP_BITWISE_XOR:
return "BINOP_BITWISE_XOR";
case BINOP_EQUAL:
return "BINOP_EQUAL";
case BINOP_NOTEQUAL:
return "BINOP_NOTEQUAL";
case BINOP_LESS:
return "BINOP_LESS";
case BINOP_GTR:
return "BINOP_GTR";
case BINOP_LEQ:
return "BINOP_LEQ";
case BINOP_GEQ:
return "BINOP_GEQ";
case BINOP_REPEAT:
return "BINOP_REPEAT";
case BINOP_ASSIGN:
return "BINOP_ASSIGN";
case BINOP_COMMA:
return "BINOP_COMMA";
case BINOP_SUBSCRIPT:
return "BINOP_SUBSCRIPT";
case MULTI_SUBSCRIPT:
return "MULTI_SUBSCRIPT";
case BINOP_EXP:
return "BINOP_EXP";
case BINOP_MIN:
return "BINOP_MIN";
case BINOP_MAX:
return "BINOP_MAX";
case STRUCTOP_MEMBER:
return "STRUCTOP_MEMBER";
case STRUCTOP_MPTR:
return "STRUCTOP_MPTR";
case BINOP_INTDIV:
return "BINOP_INTDIV";
case BINOP_ASSIGN_MODIFY:
return "BINOP_ASSIGN_MODIFY";
case BINOP_VAL:
return "BINOP_VAL";
case BINOP_CONCAT:
return "BINOP_CONCAT";
case BINOP_RANGE:
return "BINOP_RANGE";
case BINOP_END:
return "BINOP_END";
case TERNOP_COND:
return "TERNOP_COND";
case TERNOP_SLICE:
return "TERNOP_SLICE";
case TERNOP_SLICE_COUNT:
return "TERNOP_SLICE_COUNT";
case OP_LONG:
return "OP_LONG";
case OP_DOUBLE:
return "OP_DOUBLE";
case OP_VAR_VALUE:
return "OP_VAR_VALUE";
case OP_LAST:
return "OP_LAST";
case OP_REGISTER:
return "OP_REGISTER";
case OP_INTERNALVAR:
return "OP_INTERNALVAR";
case OP_FUNCALL:
return "OP_FUNCALL";
case OP_STRING:
return "OP_STRING";
case OP_BITSTRING:
return "OP_BITSTRING";
case OP_ARRAY:
return "OP_ARRAY";
case UNOP_CAST:
return "UNOP_CAST";
case UNOP_DYNAMIC_CAST:
return "UNOP_DYNAMIC_CAST";
case UNOP_REINTERPRET_CAST:
return "UNOP_REINTERPRET_CAST";
case UNOP_MEMVAL:
return "UNOP_MEMVAL";
case UNOP_MEMVAL_TLS:
return "UNOP_MEMVAL_TLS";
case UNOP_NEG:
return "UNOP_NEG";
case UNOP_LOGICAL_NOT:
return "UNOP_LOGICAL_NOT";
case UNOP_COMPLEMENT:
return "UNOP_COMPLEMENT";
case UNOP_IND:
return "UNOP_IND";
case UNOP_ADDR:
return "UNOP_ADDR";
case UNOP_PREINCREMENT:
return "UNOP_PREINCREMENT";
case UNOP_POSTINCREMENT:
return "UNOP_POSTINCREMENT";
case UNOP_PREDECREMENT:
return "UNOP_PREDECREMENT";
case UNOP_POSTDECREMENT:
return "UNOP_POSTDECREMENT";
case UNOP_SIZEOF:
return "UNOP_SIZEOF";
case UNOP_PLUS:
return "UNOP_PLUS";
case UNOP_CAP:
return "UNOP_CAP";
case UNOP_CHR:
return "UNOP_CHR";
case UNOP_ORD:
return "UNOP_ORD";
case UNOP_ABS:
return "UNOP_ABS";
case UNOP_FLOAT:
return "UNOP_FLOAT";
case UNOP_HIGH:
return "UNOP_HIGH";
case UNOP_MAX:
return "UNOP_MAX";
case UNOP_MIN:
return "UNOP_MIN";
case UNOP_ODD:
return "UNOP_ODD";
case UNOP_TRUNC:
return "UNOP_TRUNC";
case OP_BOOL:
return "OP_BOOL";
case OP_M2_STRING:
return "OP_M2_STRING";
case STRUCTOP_STRUCT:
return "STRUCTOP_STRUCT";
case STRUCTOP_PTR:
return "STRUCTOP_PTR";
case OP_THIS:
return "OP_THIS";
case OP_OBJC_SELF:
return "OP_OBJC_SELF";
case OP_SCOPE:
return "OP_SCOPE";
case OP_TYPE:
return "OP_TYPE";
case OP_LABELED:
return "OP_LABELED";
case OP_ADL_FUNC:
return "OP_ADL_FUNC";
#define OP(name) \
case name: \
return #name ;
#include "std-operator.def"
#undef OP
}
}

333
gdb/expression.h
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@ -43,334 +43,19 @@
enum exp_opcode
{
/* Used when it's necessary to pass an opcode which will be ignored,
or to catch uninitialized values. */
OP_NULL,
#define OP(name) name ,
/* BINOP_... operate on two values computed by following subexpressions,
replacing them by one result value. They take no immediate arguments. */
#include "std-operator.def"
BINOP_ADD, /* + */
BINOP_SUB, /* - */
BINOP_MUL, /* * */
BINOP_DIV, /* / */
BINOP_REM, /* % */
BINOP_MOD, /* mod (Knuth 1.2.4) */
BINOP_LSH, /* << */
BINOP_RSH, /* >> */
BINOP_LOGICAL_AND, /* && */
BINOP_LOGICAL_OR, /* || */
BINOP_BITWISE_AND, /* & */
BINOP_BITWISE_IOR, /* | */
BINOP_BITWISE_XOR, /* ^ */
BINOP_EQUAL, /* == */
BINOP_NOTEQUAL, /* != */
BINOP_LESS, /* < */
BINOP_GTR, /* > */
BINOP_LEQ, /* <= */
BINOP_GEQ, /* >= */
BINOP_REPEAT, /* @ */
BINOP_ASSIGN, /* = */
BINOP_COMMA, /* , */
BINOP_SUBSCRIPT, /* x[y] */
BINOP_EXP, /* Exponentiation */
/* First extension operator. Individual language modules define extra
operators in *.def include files below with numbers higher than
OP_EXTENDED0. */
OP (OP_EXTENDED0)
/* C++. */
/* Language specific operators. */
#include "ada-operator.def"
BINOP_MIN, /* <? */
BINOP_MAX, /* >? */
/* STRUCTOP_MEMBER is used for pointer-to-member constructs.
X . * Y translates into X STRUCTOP_MEMBER Y. */
STRUCTOP_MEMBER,
/* STRUCTOP_MPTR is used for pointer-to-member constructs
when X is a pointer instead of an aggregate. */
STRUCTOP_MPTR,
/* TYPE_INSTANCE is used when the user specifies a specific
type instantiation for overloaded methods/functions.
The format is:
TYPE_INSTANCE num_types type0 ... typeN num_types TYPE_INSTANCE. */
TYPE_INSTANCE,
/* end of C++. */
/* For Modula-2 integer division DIV. */
BINOP_INTDIV,
BINOP_ASSIGN_MODIFY, /* +=, -=, *=, and so on.
The following exp_element is another opcode,
a BINOP_, saying how to modify.
Then comes another BINOP_ASSIGN_MODIFY,
making three exp_elements in total. */
/* Modula-2 standard (binary) procedures. */
BINOP_VAL,
/* Concatenate two operands, such as character strings or bitstrings.
If the first operand is a integer expression, then it means concatenate
the second operand with itself that many times. */
BINOP_CONCAT,
/* For (the deleted) Chill and Pascal. */
BINOP_IN, /* Returns 1 iff ARG1 IN ARG2. */
/* This is the "colon operator" used various places in (the
deleted) Chill. */
BINOP_RANGE,
/* This must be the highest BINOP_ value, for expprint.c. */
BINOP_END,
/* Operates on three values computed by following subexpressions. */
TERNOP_COND, /* ?: */
/* A sub-string/sub-array. (the deleted) Chill syntax:
OP1(OP2:OP3). Return elements OP2 through OP3 of OP1. */
TERNOP_SLICE,
/* A sub-string/sub-array. (The deleted) Chill syntax: OP1(OP2 UP
OP3). Return OP3 elements of OP1, starting with element
OP2. */
TERNOP_SLICE_COUNT,
/* Multidimensional subscript operator, such as Modula-2 x[a,b,...].
The dimensionality is encoded in the operator, like the number of
function arguments in OP_FUNCALL, I.E. <OP><dimension><OP>.
The value of the first following subexpression is subscripted
by each of the next following subexpressions, one per dimension. */
MULTI_SUBSCRIPT,
/* The OP_... series take immediate following arguments.
After the arguments come another OP_... (the same one)
so that the grouping can be recognized from the end. */
/* OP_LONG is followed by a type pointer in the next exp_element
and the long constant value in the following exp_element.
Then comes another OP_LONG.
Thus, the operation occupies four exp_elements. */
OP_LONG,
/* OP_DOUBLE is similar but takes a DOUBLEST constant instead of a
long. */
OP_DOUBLE,
/* OP_VAR_VALUE takes one struct block * in the following element,
and one struct symbol * in the following exp_element, followed
by another OP_VAR_VALUE, making four exp_elements. If the
block is non-NULL, evaluate the symbol relative to the
innermost frame executing in that block; if the block is NULL
use the selected frame. */
OP_VAR_VALUE,
/* OP_LAST is followed by an integer in the next exp_element.
The integer is zero for the last value printed,
or it is the absolute number of a history element.
With another OP_LAST at the end, this makes three exp_elements. */
OP_LAST,
/* OP_REGISTER is followed by a string in the next exp_element.
This is the name of a register to fetch. */
OP_REGISTER,
/* OP_INTERNALVAR is followed by an internalvar ptr in the next
exp_element. With another OP_INTERNALVAR at the end, this
makes three exp_elements. */
OP_INTERNALVAR,
/* OP_FUNCALL is followed by an integer in the next exp_element.
The integer is the number of args to the function call.
That many plus one values from following subexpressions
are used, the first one being the function.
The integer is followed by a repeat of OP_FUNCALL,
making three exp_elements. */
OP_FUNCALL,
/* OP_OBJC_MSGCALL is followed by a string in the next exp_element
and then an integer. The string is the selector string. The
integer is the number of arguments to the message call. That
many plus one values are used, the first one being the object
pointer. This is an Objective C message. */
OP_OBJC_MSGCALL,
/* This is EXACTLY like OP_FUNCALL but is semantically different.
In F77, array subscript expressions, substring expressions and
function calls are all exactly the same syntactically. They
may only be disambiguated at runtime. Thus this operator,
which indicates that we have found something of the form
<name> ( <stuff> ). */
OP_F77_UNDETERMINED_ARGLIST,
/* OP_COMPLEX takes a type in the following element, followed by another
OP_COMPLEX, making three exp_elements. It is followed by two double
args, and converts them into a complex number of the given type. */
OP_COMPLEX,
/* OP_STRING represents a string constant.
Its format is the same as that of a STRUCTOP, but the string
data is just made into a string constant when the operation
is executed. */
OP_STRING,
/* OP_BITSTRING represents a packed bitstring constant.
Its format is the same as that of a STRUCTOP, but the bitstring
data is just made into a bitstring constant when the operation
is executed. */
OP_BITSTRING,
/* OP_ARRAY creates an array constant out of the following subexpressions.
It is followed by two exp_elements, the first containing an integer
that is the lower bound of the array and the second containing another
integer that is the upper bound of the array. The second integer is
followed by a repeat of OP_ARRAY, making four exp_elements total.
The bounds are used to compute the number of following subexpressions
to consume, as well as setting the bounds in the created array constant.
The type of the elements is taken from the type of the first subexp,
and they must all match. */
OP_ARRAY,
/* UNOP_CAST is followed by a type pointer in the next exp_element.
With another UNOP_CAST at the end, this makes three exp_elements.
It casts the value of the following subexpression. */
UNOP_CAST,
/* The C++ dynamic_cast operator. */
UNOP_DYNAMIC_CAST,
/* The C++ reinterpret_cast operator. */
UNOP_REINTERPRET_CAST,
/* UNOP_MEMVAL is followed by a type pointer in the next exp_element
With another UNOP_MEMVAL at the end, this makes three exp_elements.
It casts the contents of the word addressed by the value of the
following subexpression. */
UNOP_MEMVAL,
/* UNOP_MEMVAL_TLS is followed by a `struct objfile' pointer in the next
exp_element and a type pointer in the following exp_element.
With another UNOP_MEMVAL_TLS at the end, this makes four exp_elements.
It casts the contents of the word offsetted by the value of the
following subexpression from the TLS specified by `struct objfile'. */
UNOP_MEMVAL_TLS,
/* UNOP_... operate on one value from a following subexpression
and replace it with a result. They take no immediate arguments. */
UNOP_NEG, /* Unary - */
UNOP_LOGICAL_NOT, /* Unary ! */
UNOP_COMPLEMENT, /* Unary ~ */
UNOP_IND, /* Unary * */
UNOP_ADDR, /* Unary & */
UNOP_PREINCREMENT, /* ++ before an expression */
UNOP_POSTINCREMENT, /* ++ after an expression */
UNOP_PREDECREMENT, /* -- before an expression */
UNOP_POSTDECREMENT, /* -- after an expression */
UNOP_SIZEOF, /* Unary sizeof (followed by expression) */
UNOP_PLUS, /* Unary plus */
UNOP_CAP, /* Modula-2 standard (unary) procedures */
UNOP_CHR,
UNOP_ORD,
UNOP_ABS,
UNOP_FLOAT,
UNOP_HIGH,
UNOP_MAX,
UNOP_MIN,
UNOP_ODD,
UNOP_TRUNC,
OP_BOOL, /* Modula-2 builtin BOOLEAN type */
OP_M2_STRING, /* Modula-2 string constants */
/* STRUCTOP_... operate on a value from a following subexpression
by extracting a structure component specified by a string
that appears in the following exp_elements (as many as needed).
STRUCTOP_STRUCT is used for "." and STRUCTOP_PTR for "->".
They differ only in the error message given in case the value is
not suitable or the structure component specified is not found.
The length of the string follows the opcode, followed by
BYTES_TO_EXP_ELEM(length) elements containing the data of the
string, followed by the length again and the opcode again. */
STRUCTOP_STRUCT,
STRUCTOP_PTR,
/* C++: OP_THIS is just a placeholder for the class instance variable.
It just comes in a tight (OP_THIS, OP_THIS) pair. */
OP_THIS,
/* Objective-C: OP_OBJC_SELF is just a placeholder for the class
instance variable. It just comes in a tight (OP_OBJC_SELF,
OP_OBJC_SELF) pair. */
OP_OBJC_SELF,
/* Objective C: "@selector" pseudo-operator. */
OP_OBJC_SELECTOR,
/* OP_SCOPE surrounds a type name and a field name. The type
name is encoded as one element, but the field name stays as
a string, which, of course, is variable length. */
OP_SCOPE,
/* Used to represent named structure field values in brace
initializers (or tuples as they are called in (the deleted)
Chill).
The gcc C syntax is NAME:VALUE or .NAME=VALUE, the (the
deleted) Chill syntax is .NAME:VALUE. Multiple labels (as in
the (the deleted) Chill syntax .NAME1,.NAME2:VALUE) is
represented as if it were .NAME1:(.NAME2:VALUE) (though that is
not valid (the deleted) Chill syntax).
The NAME is represented as for STRUCTOP_STRUCT; VALUE follows. */
OP_LABELED,
/* OP_TYPE is for parsing types, and used with the "ptype" command
so we can look up types that are qualified by scope, either with
the GDB "::" operator, or the Modula-2 '.' operator. */
OP_TYPE,
/* An un-looked-up identifier. */
OP_NAME,
/* An Objective C Foundation Class NSString constant. */
OP_OBJC_NSSTRING,
/* A F90 array range operator (for "exp:exp", "exp:", ":exp" and ":"). */
OP_F90_RANGE,
/* OP_DECFLOAT is followed by a type pointer in the next exp_element
and a dec long constant value in the following exp_element.
Then comes another OP_DECFLOAT. */
OP_DECFLOAT,
/* OP_ADL_FUNC specifies that the function is to be looked up in an
Argument Dependent manner (Koenig lookup). */
OP_ADL_FUNC,
/* First extension operator. Individual language modules define
extra operators in *.inc include files below always starting with
numbering at OP_EXTENDED0:
BINOP_MOGRIFY = OP_EXTENDED0,
BINOP_FROB,
... */
OP_EXTENDED0,
/* Last possible extension operator. Defined to provide an
explicit and finite number of extended operators. */
OP_EXTENDED_LAST = 0xff,
/* NOTE: Eventually, we expect to convert to an object-oriented
formulation for expression operators that does away with the
need for these extension operators, and indeed for this
entire enumeration type. Therefore, consider the OP_EXTENDED
definitions to be a temporary measure. */
/* Each language specific set of operators starts at OP_EXTENDED0. */
#include "ada-operator.inc"
#undef OP
/* Existing only to swallow the last comma (',') from last .inc file. */
OP_UNUSED_LAST

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/* Standard language operator definitions for GDB, the GNU debugger.
Copyright (C) 1986, 1989, 1992, 1994, 2000, 2003, 2005, 2007, 2008, 2009,
2010, 2011 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/>. */
/* Used when it's necessary to pass an opcode which will be ignored,
or to catch uninitialized values. */
OP (OP_NULL)
/* BINOP_... operate on two values computed by following subexpressions,
replacing them by one result value. They take no immediate arguments. */
OP (BINOP_ADD) /* + */
OP (BINOP_SUB) /* - */
OP (BINOP_MUL) /* * */
OP (BINOP_DIV) /* / */
OP (BINOP_REM) /* % */
OP (BINOP_MOD) /* mod (Knuth 1.2.4) */
OP (BINOP_LSH) /* << */
OP (BINOP_RSH) /* >> */
OP (BINOP_LOGICAL_AND) /* && */
OP (BINOP_LOGICAL_OR) /* || */
OP (BINOP_BITWISE_AND) /* & */
OP (BINOP_BITWISE_IOR) /* | */
OP (BINOP_BITWISE_XOR) /* ^ */
OP (BINOP_EQUAL) /* == */
OP (BINOP_NOTEQUAL) /* != */
OP (BINOP_LESS) /* < */
OP (BINOP_GTR) /* > */
OP (BINOP_LEQ) /* <= */
OP (BINOP_GEQ) /* >= */
OP (BINOP_REPEAT) /* @ */
OP (BINOP_ASSIGN) /* = */
OP (BINOP_COMMA) /* , */
OP (BINOP_SUBSCRIPT) /* x[y] */
OP (BINOP_EXP) /* Exponentiation */
/* C++. */
OP (BINOP_MIN) /* <? */
OP (BINOP_MAX) /* >? */
/* STRUCTOP_MEMBER is used for pointer-to-member constructs.
X . * Y translates into X STRUCTOP_MEMBER Y. */
OP (STRUCTOP_MEMBER)
/* STRUCTOP_MPTR is used for pointer-to-member constructs
when X is a pointer instead of an aggregate. */
OP (STRUCTOP_MPTR)
/* TYPE_INSTANCE is used when the user specifies a specific
type instantiation for overloaded methods/functions.
The format is:
TYPE_INSTANCE num_types type0 ... typeN num_types TYPE_INSTANCE. */
OP (TYPE_INSTANCE)
/* end of C++. */
/* For Modula-2 integer division DIV. */
OP (BINOP_INTDIV)
/* +=, -=, *=, and so on. The following exp_element is another opcode,
a BINOP_, saying how to modify. Then comes another BINOP_ASSIGN_MODIFY,
making three exp_elements in total. */
OP (BINOP_ASSIGN_MODIFY)
/* Modula-2 standard (binary) procedures. */
OP (BINOP_VAL)
/* Concatenate two operands, such as character strings or bitstrings.
If the first operand is a integer expression, then it means concatenate
the second operand with itself that many times. */
OP (BINOP_CONCAT)
/* For (the deleted) Chill and Pascal. */
OP (BINOP_IN) /* Returns 1 iff ARG1 IN ARG2. */
/* This is the "colon operator" used various places in (the
deleted) Chill. */
OP (BINOP_RANGE)
/* This must be the highest BINOP_ value, for expprint.c. */
OP (BINOP_END)
/* Operates on three values computed by following subexpressions. */
OP (TERNOP_COND) /* ?: */
/* A sub-string/sub-array. (the deleted) Chill syntax:
OP1(OP2:OP3). Return elements OP2 through OP3 of OP1. */
OP (TERNOP_SLICE)
/* A sub-string/sub-array. (The deleted) Chill syntax: OP1(OP2 UP
OP3). Return OP3 elements of OP1, starting with element
OP2. */
OP (TERNOP_SLICE_COUNT)
/* Multidimensional subscript operator, such as Modula-2 x[a,b,...].
The dimensionality is encoded in the operator, like the number of
function arguments in OP_FUNCALL, I.E. <OP><dimension><OP>.
The value of the first following subexpression is subscripted
by each of the next following subexpressions, one per dimension. */
OP (MULTI_SUBSCRIPT)
/* The OP_... series take immediate following arguments.
After the arguments come another OP_... (the same one)
so that the grouping can be recognized from the end. */
/* OP_LONG is followed by a type pointer in the next exp_element
and the long constant value in the following exp_element.
Then comes another OP_LONG.
Thus, the operation occupies four exp_elements. */
OP (OP_LONG)
/* OP_DOUBLE is similar but takes a DOUBLEST constant instead of a
long. */
OP (OP_DOUBLE)
/* OP_VAR_VALUE takes one struct block * in the following element,
and one struct symbol * in the following exp_element, followed
by another OP_VAR_VALUE, making four exp_elements. If the
block is non-NULL, evaluate the symbol relative to the
innermost frame executing in that block; if the block is NULL
use the selected frame. */
OP (OP_VAR_VALUE)
/* OP_LAST is followed by an integer in the next exp_element.
The integer is zero for the last value printed,
or it is the absolute number of a history element.
With another OP_LAST at the end, this makes three exp_elements. */
OP (OP_LAST)
/* OP_REGISTER is followed by a string in the next exp_element.
This is the name of a register to fetch. */
OP (OP_REGISTER)
/* OP_INTERNALVAR is followed by an internalvar ptr in the next
exp_element. With another OP_INTERNALVAR at the end, this
makes three exp_elements. */
OP (OP_INTERNALVAR)
/* OP_FUNCALL is followed by an integer in the next exp_element.
The integer is the number of args to the function call.
That many plus one values from following subexpressions
are used, the first one being the function.
The integer is followed by a repeat of OP_FUNCALL,
making three exp_elements. */
OP (OP_FUNCALL)
/* OP_OBJC_MSGCALL is followed by a string in the next exp_element
and then an integer. The string is the selector string. The
integer is the number of arguments to the message call. That
many plus one values are used, the first one being the object
pointer. This is an Objective C message. */
OP (OP_OBJC_MSGCALL)
/* This is EXACTLY like OP_FUNCALL but is semantically different.
In F77, array subscript expressions, substring expressions and
function calls are all exactly the same syntactically. They
may only be disambiguated at runtime. Thus this operator,
which indicates that we have found something of the form
<name> ( <stuff> ). */
OP (OP_F77_UNDETERMINED_ARGLIST)
/* OP_COMPLEX takes a type in the following element, followed by another
OP_COMPLEX, making three exp_elements. It is followed by two double
args, and converts them into a complex number of the given type. */
OP (OP_COMPLEX)
/* OP_STRING represents a string constant.
Its format is the same as that of a STRUCTOP, but the string
data is just made into a string constant when the operation
is executed. */
OP (OP_STRING)
/* OP_BITSTRING represents a packed bitstring constant.
Its format is the same as that of a STRUCTOP, but the bitstring
data is just made into a bitstring constant when the operation
is executed. */
OP (OP_BITSTRING)
/* OP_ARRAY creates an array constant out of the following subexpressions.
It is followed by two exp_elements, the first containing an integer
that is the lower bound of the array and the second containing another
integer that is the upper bound of the array. The second integer is
followed by a repeat of OP_ARRAY, making four exp_elements total.
The bounds are used to compute the number of following subexpressions
to consume, as well as setting the bounds in the created array constant.
The type of the elements is taken from the type of the first subexp,
and they must all match. */
OP (OP_ARRAY)
/* UNOP_CAST is followed by a type pointer in the next exp_element.
With another UNOP_CAST at the end, this makes three exp_elements.
It casts the value of the following subexpression. */
OP (UNOP_CAST)
/* The C++ dynamic_cast operator. */
OP (UNOP_DYNAMIC_CAST)
/* The C++ reinterpret_cast operator. */
OP (UNOP_REINTERPRET_CAST)
/* UNOP_MEMVAL is followed by a type pointer in the next exp_element
With another UNOP_MEMVAL at the end, this makes three exp_elements.
It casts the contents of the word addressed by the value of the
following subexpression. */
OP (UNOP_MEMVAL)
/* UNOP_MEMVAL_TLS is followed by a `struct objfile' pointer in the next
exp_element and a type pointer in the following exp_element.
With another UNOP_MEMVAL_TLS at the end, this makes four exp_elements.
It casts the contents of the word offsetted by the value of the
following subexpression from the TLS specified by `struct objfile'. */
OP (UNOP_MEMVAL_TLS)
/* UNOP_... operate on one value from a following subexpression
and replace it with a result. They take no immediate arguments. */
OP (UNOP_NEG) /* Unary - */
OP (UNOP_LOGICAL_NOT) /* Unary ! */
OP (UNOP_COMPLEMENT) /* Unary ~ */
OP (UNOP_IND) /* Unary * */
OP (UNOP_ADDR) /* Unary & */
OP (UNOP_PREINCREMENT) /* ++ before an expression */
OP (UNOP_POSTINCREMENT) /* ++ after an expression */
OP (UNOP_PREDECREMENT) /* -- before an expression */
OP (UNOP_POSTDECREMENT) /* -- after an expression */
OP (UNOP_SIZEOF) /* Unary sizeof (followed by expression) */
OP (UNOP_PLUS) /* Unary plus */
OP (UNOP_CAP) /* Modula-2 standard (unary) procedures */
OP (UNOP_CHR)
OP (UNOP_ORD)
OP (UNOP_ABS)
OP (UNOP_FLOAT)
OP (UNOP_HIGH)
OP (UNOP_MAX)
OP (UNOP_MIN)
OP (UNOP_ODD)
OP (UNOP_TRUNC)
OP (OP_BOOL) /* Modula-2 builtin BOOLEAN type */
OP (OP_M2_STRING) /* Modula-2 string constants */
/* STRUCTOP_... operate on a value from a following subexpression
by extracting a structure component specified by a string
that appears in the following exp_elements (as many as needed).
STRUCTOP_STRUCT is used for "." and STRUCTOP_PTR for "->".
They differ only in the error message given in case the value is
not suitable or the structure component specified is not found.
The length of the string follows the opcode, followed by
BYTES_TO_EXP_ELEM(length) elements containing the data of the
string, followed by the length again and the opcode again. */
OP (STRUCTOP_STRUCT)
OP (STRUCTOP_PTR)
/* C++: OP_THIS is just a placeholder for the class instance variable.
It just comes in a tight (OP_THIS, OP_THIS) pair. */
OP (OP_THIS)
/* Objective-C: OP_OBJC_SELF is just a placeholder for the class
instance variable. It just comes in a tight (OP_OBJC_SELF,
OP_OBJC_SELF) pair. */
OP (OP_OBJC_SELF)
/* Objective C: "@selector" pseudo-operator. */
OP (OP_OBJC_SELECTOR)
/* OP_SCOPE surrounds a type name and a field name. The type
name is encoded as one element, but the field name stays as
a string, which, of course, is variable length. */
OP (OP_SCOPE)
/* Used to represent named structure field values in brace
initializers (or tuples as they are called in (the deleted)
Chill).
The gcc C syntax is NAME:VALUE or .NAME=VALUE, the (the
deleted) Chill syntax is .NAME:VALUE. Multiple labels (as in
the (the deleted) Chill syntax .NAME1,.NAME2:VALUE) is
represented as if it were .NAME1:(.NAME2:VALUE) (though that is
not valid (the deleted) Chill syntax).
The NAME is represented as for STRUCTOP_STRUCT; VALUE follows. */
OP (OP_LABELED)
/* OP_TYPE is for parsing types, and used with the "ptype" command
so we can look up types that are qualified by scope, either with
the GDB "::" operator, or the Modula-2 '.' operator. */
OP (OP_TYPE)
/* An un-looked-up identifier. */
OP (OP_NAME)
/* An Objective C Foundation Class NSString constant. */
OP (OP_OBJC_NSSTRING)
/* A F90 array range operator (for "exp:exp", "exp:", ":exp" and ":"). */
OP (OP_F90_RANGE)
/* OP_DECFLOAT is followed by a type pointer in the next exp_element
and a dec long constant value in the following exp_element.
Then comes another OP_DECFLOAT. */
OP (OP_DECFLOAT)
/* OP_ADL_FUNC specifies that the function is to be looked up in an
Argument Dependent manner (Koenig lookup). */
OP (OP_ADL_FUNC)