/* GDB-specific functions for operating on agent expressions.
- Copyright (C) 1998, 1999, 2000, 2001, 2003, 2007, 2008
+ Copyright (C) 1998, 1999, 2000, 2001, 2003, 2007, 2008, 2009
Free Software Foundation, Inc.
This file is part of GDB.
#include "gdb_string.h"
#include "block.h"
#include "regcache.h"
+#include "user-regs.h"
+#include "language.h"
/* To make sense of this file, you should read doc/agentexpr.texi.
Then look at the types and enums in ax-gdb.h. For the code itself,
static void gen_left_shift (struct agent_expr *, int);
-static void gen_frame_args_address (struct agent_expr *);
-static void gen_frame_locals_address (struct agent_expr *);
+static void gen_frame_args_address (struct gdbarch *, struct agent_expr *);
+static void gen_frame_locals_address (struct gdbarch *, struct agent_expr *);
static void gen_offset (struct agent_expr *ax, int offset);
static void gen_sym_offset (struct agent_expr *, struct symbol *);
-static void gen_var_ref (struct agent_expr *ax,
+static void gen_var_ref (struct gdbarch *, struct agent_expr *ax,
struct axs_value *value, struct symbol *var);
static void require_rvalue (struct agent_expr *ax, struct axs_value *value);
-static void gen_usual_unary (struct agent_expr *ax, struct axs_value *value);
+static void gen_usual_unary (struct expression *exp, struct agent_expr *ax,
+ struct axs_value *value);
static int type_wider_than (struct type *type1, struct type *type2);
static struct type *max_type (struct type *type1, struct type *type2);
static void gen_conversion (struct agent_expr *ax,
struct type *from, struct type *to);
static int is_nontrivial_conversion (struct type *from, struct type *to);
-static void gen_usual_arithmetic (struct agent_expr *ax,
+static void gen_usual_arithmetic (struct expression *exp,
+ struct agent_expr *ax,
struct axs_value *value1,
struct axs_value *value2);
-static void gen_integral_promotions (struct agent_expr *ax,
+static void gen_integral_promotions (struct expression *exp,
+ struct agent_expr *ax,
struct axs_value *value);
static void gen_cast (struct agent_expr *ax,
struct axs_value *value, struct type *type);
static void gen_scale (struct agent_expr *ax,
enum agent_op op, struct type *type);
-static void gen_add (struct agent_expr *ax,
- struct axs_value *value,
- struct axs_value *value1,
- struct axs_value *value2, char *name);
-static void gen_sub (struct agent_expr *ax,
- struct axs_value *value,
- struct axs_value *value1, struct axs_value *value2);
+static void gen_ptradd (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2);
+static void gen_ptrsub (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2);
+static void gen_ptrdiff (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2,
+ struct type *result_type);
static void gen_binop (struct agent_expr *ax,
struct axs_value *value,
struct axs_value *value1,
struct axs_value *value2,
enum agent_op op,
enum agent_op op_unsigned, int may_carry, char *name);
-static void gen_logical_not (struct agent_expr *ax, struct axs_value *value);
+static void gen_logical_not (struct agent_expr *ax, struct axs_value *value,
+ struct type *result_type);
static void gen_complement (struct agent_expr *ax, struct axs_value *value);
static void gen_deref (struct agent_expr *, struct axs_value *);
static void gen_address_of (struct agent_expr *, struct axs_value *);
struct axs_value *value,
char *field,
char *operator_name, char *operand_name);
-static void gen_repeat (union exp_element **pc,
+static void gen_repeat (struct expression *exp, union exp_element **pc,
struct agent_expr *ax, struct axs_value *value);
-static void gen_sizeof (union exp_element **pc,
- struct agent_expr *ax, struct axs_value *value);
-static void gen_expr (union exp_element **pc,
+static void gen_sizeof (struct expression *exp, union exp_element **pc,
+ struct agent_expr *ax, struct axs_value *value,
+ struct type *size_type);
+static void gen_expr (struct expression *exp, union exp_element **pc,
struct agent_expr *ax, struct axs_value *value);
static void agent_command (char *exp, int from_tty);
/* Generate code to push the base address of the argument portion of
the top stack frame. */
static void
-gen_frame_args_address (struct agent_expr *ax)
+gen_frame_args_address (struct gdbarch *gdbarch, struct agent_expr *ax)
{
int frame_reg;
LONGEST frame_offset;
- gdbarch_virtual_frame_pointer (current_gdbarch,
+ gdbarch_virtual_frame_pointer (gdbarch,
ax->scope, &frame_reg, &frame_offset);
ax_reg (ax, frame_reg);
gen_offset (ax, frame_offset);
/* Generate code to push the base address of the locals portion of the
top stack frame. */
static void
-gen_frame_locals_address (struct agent_expr *ax)
+gen_frame_locals_address (struct gdbarch *gdbarch, struct agent_expr *ax)
{
int frame_reg;
LONGEST frame_offset;
- gdbarch_virtual_frame_pointer (current_gdbarch,
+ gdbarch_virtual_frame_pointer (gdbarch,
ax->scope, &frame_reg, &frame_offset);
ax_reg (ax, frame_reg);
gen_offset (ax, frame_offset);
symbol VAR. Set VALUE to describe the result. */
static void
-gen_var_ref (struct agent_expr *ax, struct axs_value *value, struct symbol *var)
+gen_var_ref (struct gdbarch *gdbarch, struct agent_expr *ax,
+ struct axs_value *value, struct symbol *var)
{
/* Dereference any typedefs. */
value->type = check_typedef (SYMBOL_TYPE (var));
break;
case LOC_ARG: /* var lives in argument area of frame */
- gen_frame_args_address (ax);
+ gen_frame_args_address (gdbarch, ax);
gen_sym_offset (ax, var);
value->kind = axs_lvalue_memory;
break;
case LOC_REF_ARG: /* As above, but the frame slot really
holds the address of the variable. */
- gen_frame_args_address (ax);
+ gen_frame_args_address (gdbarch, ax);
gen_sym_offset (ax, var);
/* Don't assume any particular pointer size. */
- gen_fetch (ax, lookup_pointer_type (builtin_type_void));
+ gen_fetch (ax, builtin_type (gdbarch)->builtin_data_ptr);
value->kind = axs_lvalue_memory;
break;
case LOC_LOCAL: /* var lives in locals area of frame */
- gen_frame_locals_address (ax);
+ gen_frame_locals_address (gdbarch, ax);
gen_sym_offset (ax, var);
value->kind = axs_lvalue_memory;
break;
lvalue through unchanged, and let `+' raise an error. */
static void
-gen_usual_unary (struct agent_expr *ax, struct axs_value *value)
+gen_usual_unary (struct expression *exp, struct agent_expr *ax,
+ struct axs_value *value)
{
/* We don't have to generate any code for the usual integral
conversions, since values are always represented as full-width on
/* If the value is an enum, call it an integer. */
case TYPE_CODE_ENUM:
- value->type = builtin_type_int;
+ value->type = builtin_type (exp->gdbarch)->builtin_int;
break;
}
and promotes each argument to that type. *VALUE1 and *VALUE2
describe the values as they are passed in, and as they are left. */
static void
-gen_usual_arithmetic (struct agent_expr *ax, struct axs_value *value1,
- struct axs_value *value2)
+gen_usual_arithmetic (struct expression *exp, struct agent_expr *ax,
+ struct axs_value *value1, struct axs_value *value2)
{
/* Do the usual binary conversions. */
if (TYPE_CODE (value1->type) == TYPE_CODE_INT
unsigned type is considered "wider" than an n-bit signed
type. Promote to the "wider" of the two types, and always
promote at least to int. */
- struct type *target = max_type (builtin_type_int,
+ struct type *target = max_type (builtin_type (exp->gdbarch)->builtin_int,
max_type (value1->type, value2->type));
/* Deal with value2, on the top of the stack. */
the value on the top of the stack, as described by VALUE. Assume
the value has integral type. */
static void
-gen_integral_promotions (struct agent_expr *ax, struct axs_value *value)
+gen_integral_promotions (struct expression *exp, struct agent_expr *ax,
+ struct axs_value *value)
{
- if (!type_wider_than (value->type, builtin_type_int))
+ const struct builtin_type *builtin = builtin_type (exp->gdbarch);
+
+ if (!type_wider_than (value->type, builtin->builtin_int))
{
- gen_conversion (ax, value->type, builtin_type_int);
- value->type = builtin_type_int;
+ gen_conversion (ax, value->type, builtin->builtin_int);
+ value->type = builtin->builtin_int;
}
- else if (!type_wider_than (value->type, builtin_type_unsigned_int))
+ else if (!type_wider_than (value->type, builtin->builtin_unsigned_int))
{
- gen_conversion (ax, value->type, builtin_type_unsigned_int);
- value->type = builtin_type_unsigned_int;
+ gen_conversion (ax, value->type, builtin->builtin_unsigned_int);
+ value->type = builtin->builtin_unsigned_int;
}
}
}
-/* Generate code for an addition; non-trivial because we deal with
- pointer arithmetic. We set VALUE to describe the result value; we
- assume VALUE1 and VALUE2 describe the two operands, and that
- they've undergone the usual binary conversions. Used by both
- BINOP_ADD and BINOP_SUBSCRIPT. NAME is used in error messages. */
+/* Generate code for pointer arithmetic PTR + INT. */
static void
-gen_add (struct agent_expr *ax, struct axs_value *value,
- struct axs_value *value1, struct axs_value *value2, char *name)
+gen_ptradd (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2)
{
- /* Is it INT+PTR? */
- if (TYPE_CODE (value1->type) == TYPE_CODE_INT
- && TYPE_CODE (value2->type) == TYPE_CODE_PTR)
- {
- /* Swap the values and proceed normally. */
- ax_simple (ax, aop_swap);
- gen_scale (ax, aop_mul, value2->type);
- ax_simple (ax, aop_add);
- gen_extend (ax, value2->type); /* Catch overflow. */
- value->type = value2->type;
- }
+ gdb_assert (TYPE_CODE (value1->type) == TYPE_CODE_PTR);
+ gdb_assert (TYPE_CODE (value2->type) == TYPE_CODE_INT);
- /* Is it PTR+INT? */
- else if (TYPE_CODE (value1->type) == TYPE_CODE_PTR
- && TYPE_CODE (value2->type) == TYPE_CODE_INT)
- {
- gen_scale (ax, aop_mul, value1->type);
- ax_simple (ax, aop_add);
- gen_extend (ax, value1->type); /* Catch overflow. */
- value->type = value1->type;
- }
+ gen_scale (ax, aop_mul, value1->type);
+ ax_simple (ax, aop_add);
+ gen_extend (ax, value1->type); /* Catch overflow. */
+ value->type = value1->type;
+ value->kind = axs_rvalue;
+}
- /* Must be number + number; the usual binary conversions will have
- brought them both to the same width. */
- else if (TYPE_CODE (value1->type) == TYPE_CODE_INT
- && TYPE_CODE (value2->type) == TYPE_CODE_INT)
- {
- ax_simple (ax, aop_add);
- gen_extend (ax, value1->type); /* Catch overflow. */
- value->type = value1->type;
- }
- else
- error (_("Invalid combination of types in %s."), name);
+/* Generate code for pointer arithmetic PTR - INT. */
+static void
+gen_ptrsub (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2)
+{
+ gdb_assert (TYPE_CODE (value1->type) == TYPE_CODE_PTR);
+ gdb_assert (TYPE_CODE (value2->type) == TYPE_CODE_INT);
+ gen_scale (ax, aop_mul, value1->type);
+ ax_simple (ax, aop_sub);
+ gen_extend (ax, value1->type); /* Catch overflow. */
+ value->type = value1->type;
value->kind = axs_rvalue;
}
-/* Generate code for an addition; non-trivial because we have to deal
- with pointer arithmetic. We set VALUE to describe the result
- value; we assume VALUE1 and VALUE2 describe the two operands, and
- that they've undergone the usual binary conversions. */
+/* Generate code for pointer arithmetic PTR - PTR. */
static void
-gen_sub (struct agent_expr *ax, struct axs_value *value,
- struct axs_value *value1, struct axs_value *value2)
+gen_ptrdiff (struct agent_expr *ax, struct axs_value *value,
+ struct axs_value *value1, struct axs_value *value2,
+ struct type *result_type)
{
- if (TYPE_CODE (value1->type) == TYPE_CODE_PTR)
- {
- /* Is it PTR - INT? */
- if (TYPE_CODE (value2->type) == TYPE_CODE_INT)
- {
- gen_scale (ax, aop_mul, value1->type);
- ax_simple (ax, aop_sub);
- gen_extend (ax, value1->type); /* Catch overflow. */
- value->type = value1->type;
- }
+ gdb_assert (TYPE_CODE (value1->type) == TYPE_CODE_PTR);
+ gdb_assert (TYPE_CODE (value2->type) == TYPE_CODE_PTR);
- /* Is it PTR - PTR? Strictly speaking, the types ought to
- match, but this is what the normal GDB expression evaluator
- tests for. */
- else if (TYPE_CODE (value2->type) == TYPE_CODE_PTR
- && (TYPE_LENGTH (TYPE_TARGET_TYPE (value1->type))
- == TYPE_LENGTH (TYPE_TARGET_TYPE (value2->type))))
- {
- ax_simple (ax, aop_sub);
- gen_scale (ax, aop_div_unsigned, value1->type);
- value->type = builtin_type_long; /* FIXME --- should be ptrdiff_t */
- }
- else
- error (_("\
+ if (TYPE_LENGTH (TYPE_TARGET_TYPE (value1->type))
+ != TYPE_LENGTH (TYPE_TARGET_TYPE (value2->type)))
+ error (_("\
First argument of `-' is a pointer, but second argument is neither\n\
an integer nor a pointer of the same type."));
- }
-
- /* Must be number + number. */
- else if (TYPE_CODE (value1->type) == TYPE_CODE_INT
- && TYPE_CODE (value2->type) == TYPE_CODE_INT)
- {
- ax_simple (ax, aop_sub);
- gen_extend (ax, value1->type); /* Catch overflow. */
- value->type = value1->type;
- }
-
- else
- error (_("Invalid combination of types in subtraction."));
+ ax_simple (ax, aop_sub);
+ gen_scale (ax, aop_div_unsigned, value1->type);
+ value->type = result_type;
value->kind = axs_rvalue;
}
+
/* Generate code for a binary operator that doesn't do pointer magic.
We set VALUE to describe the result value; we assume VALUE1 and
VALUE2 describe the two operands, and that they've undergone the
static void
-gen_logical_not (struct agent_expr *ax, struct axs_value *value)
+gen_logical_not (struct agent_expr *ax, struct axs_value *value,
+ struct type *result_type)
{
if (TYPE_CODE (value->type) != TYPE_CODE_INT
&& TYPE_CODE (value->type) != TYPE_CODE_PTR)
error (_("Invalid type of operand to `!'."));
- gen_usual_unary (ax, value);
ax_simple (ax, aop_log_not);
- value->type = builtin_type_int;
+ value->type = result_type;
}
if (TYPE_CODE (value->type) != TYPE_CODE_INT)
error (_("Invalid type of operand to `~'."));
- gen_usual_unary (ax, value);
- gen_integral_promotions (ax, value);
ax_simple (ax, aop_bit_not);
gen_extend (ax, value->type);
}
should at least be consistent. */
while (TYPE_CODE (value->type) == TYPE_CODE_PTR)
{
- gen_usual_unary (ax, value);
+ require_rvalue (ax, value);
gen_deref (ax, value);
}
type = check_typedef (value->type);
stack slots, doing weird things with sizeof, etc. So we require
the right operand to be a constant expression. */
static void
-gen_repeat (union exp_element **pc, struct agent_expr *ax,
- struct axs_value *value)
+gen_repeat (struct expression *exp, union exp_element **pc,
+ struct agent_expr *ax, struct axs_value *value)
{
struct axs_value value1;
/* We don't want to turn this into an rvalue, so no conversions
here. */
- gen_expr (pc, ax, &value1);
+ gen_expr (exp, pc, ax, &value1);
if (value1.kind != axs_lvalue_memory)
error (_("Left operand of `@' must be an object in memory."));
/* FIXME-type-allocation: need a way to free this type when we are
done with it. */
struct type *range
- = create_range_type (0, builtin_type_int, 0, length - 1);
+ = create_range_type (0, builtin_type_int32, 0, length - 1);
struct type *array = create_array_type (0, value1.type, range);
value->kind = axs_lvalue_memory;
*PC should point at the start of the operand expression; we advance it
to the first instruction after the operand. */
static void
-gen_sizeof (union exp_element **pc, struct agent_expr *ax,
- struct axs_value *value)
+gen_sizeof (struct expression *exp, union exp_element **pc,
+ struct agent_expr *ax, struct axs_value *value,
+ struct type *size_type)
{
/* We don't care about the value of the operand expression; we only
care about its type. However, in the current arrangement, the
So we generate code for the operand, and then throw it away,
replacing it with code that simply pushes its size. */
int start = ax->len;
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
/* Throw away the code we just generated. */
ax->len = start;
ax_const_l (ax, TYPE_LENGTH (value->type));
value->kind = axs_rvalue;
- value->type = builtin_type_int;
+ value->type = size_type;
}
\f
/* A gen_expr function written by a Gen-X'er guy.
Append code for the subexpression of EXPR starting at *POS_P to AX. */
static void
-gen_expr (union exp_element **pc, struct agent_expr *ax,
- struct axs_value *value)
+gen_expr (struct expression *exp, union exp_element **pc,
+ struct agent_expr *ax, struct axs_value *value)
{
/* Used to hold the descriptions of operand expressions. */
struct axs_value value1, value2;
case BINOP_BITWISE_IOR:
case BINOP_BITWISE_XOR:
(*pc)++;
- gen_expr (pc, ax, &value1);
- gen_usual_unary (ax, &value1);
- gen_expr (pc, ax, &value2);
- gen_usual_unary (ax, &value2);
- gen_usual_arithmetic (ax, &value1, &value2);
+ gen_expr (exp, pc, ax, &value1);
+ gen_usual_unary (exp, ax, &value1);
+ gen_expr (exp, pc, ax, &value2);
+ gen_usual_unary (exp, ax, &value2);
+ gen_usual_arithmetic (exp, ax, &value1, &value2);
switch (op)
{
case BINOP_ADD:
- gen_add (ax, value, &value1, &value2, "addition");
+ if (TYPE_CODE (value1.type) == TYPE_CODE_INT
+ && TYPE_CODE (value2.type) == TYPE_CODE_PTR)
+ {
+ /* Swap the values and proceed normally. */
+ ax_simple (ax, aop_swap);
+ gen_ptradd (ax, value, &value2, &value1);
+ }
+ else if (TYPE_CODE (value1.type) == TYPE_CODE_PTR
+ && TYPE_CODE (value2.type) == TYPE_CODE_INT)
+ gen_ptradd (ax, value, &value1, &value2);
+ else
+ gen_binop (ax, value, &value1, &value2,
+ aop_add, aop_add, 1, "addition");
break;
case BINOP_SUB:
- gen_sub (ax, value, &value1, &value2);
+ if (TYPE_CODE (value1.type) == TYPE_CODE_PTR
+ && TYPE_CODE (value2.type) == TYPE_CODE_INT)
+ gen_ptrsub (ax,value, &value1, &value2);
+ else if (TYPE_CODE (value1.type) == TYPE_CODE_PTR
+ && TYPE_CODE (value2.type) == TYPE_CODE_PTR)
+ /* FIXME --- result type should be ptrdiff_t */
+ gen_ptrdiff (ax, value, &value1, &value2,
+ builtin_type (exp->gdbarch)->builtin_long);
+ else
+ gen_binop (ax, value, &value1, &value2,
+ aop_sub, aop_sub, 1, "subtraction");
break;
case BINOP_MUL:
gen_binop (ax, value, &value1, &value2,
aop_rem_signed, aop_rem_unsigned, 1, "remainder");
break;
case BINOP_SUBSCRIPT:
- gen_add (ax, value, &value1, &value2, "array subscripting");
+ gen_ptradd (ax, value, &value1, &value2);
if (TYPE_CODE (value->type) != TYPE_CODE_PTR)
error (_("Invalid combination of types in array subscripting."));
gen_deref (ax, value);
variables it mentions get traced. */
case BINOP_COMMA:
(*pc)++;
- gen_expr (pc, ax, &value1);
+ gen_expr (exp, pc, ax, &value1);
/* Don't just dispose of the left operand. We might be tracing,
in which case we want to emit code to trace it if it's an
lvalue. */
gen_traced_pop (ax, &value1);
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
/* It's the consumer's responsibility to trace the right operand. */
break;
break;
case OP_VAR_VALUE:
- gen_var_ref (ax, value, (*pc)[2].symbol);
+ gen_var_ref (exp->gdbarch, ax, value, (*pc)[2].symbol);
(*pc) += 4;
break;
const char *name = &(*pc)[2].string;
int reg;
(*pc) += 4 + BYTES_TO_EXP_ELEM ((*pc)[1].longconst + 1);
- reg = frame_map_name_to_regnum (deprecated_safe_get_selected_frame (),
- name, strlen (name));
+ reg = user_reg_map_name_to_regnum (exp->gdbarch, name, strlen (name));
if (reg == -1)
internal_error (__FILE__, __LINE__,
_("Register $%s not available"), name);
- if (reg >= gdbarch_num_regs (current_gdbarch))
+ if (reg >= gdbarch_num_regs (exp->gdbarch))
error (_("'%s' is a pseudo-register; "
"GDB cannot yet trace pseudoregister contents."),
name);
value->kind = axs_lvalue_register;
value->u.reg = reg;
- value->type = register_type (current_gdbarch, reg);
+ value->type = register_type (exp->gdbarch, reg);
}
break;
case BINOP_REPEAT:
/* Note that gen_repeat handles its own argument evaluation. */
(*pc)++;
- gen_repeat (pc, ax, value);
+ gen_repeat (exp, pc, ax, value);
break;
case UNOP_CAST:
{
struct type *type = (*pc)[1].type;
(*pc) += 3;
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
gen_cast (ax, value, type);
}
break;
{
struct type *type = check_typedef ((*pc)[1].type);
(*pc) += 3;
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
/* I'm not sure I understand UNOP_MEMVAL entirely. I think
it's just a hack for dealing with minsyms; you take some
integer constant, pretend it's the address of an lvalue of
case UNOP_PLUS:
(*pc)++;
/* + FOO is equivalent to 0 + FOO, which can be optimized. */
- gen_expr (pc, ax, value);
- gen_usual_unary (ax, value);
+ gen_expr (exp, pc, ax, value);
+ gen_usual_unary (exp, ax, value);
break;
case UNOP_NEG:
(*pc)++;
/* -FOO is equivalent to 0 - FOO. */
- gen_int_literal (ax, &value1, (LONGEST) 0, builtin_type_int);
- gen_usual_unary (ax, &value1); /* shouldn't do much */
- gen_expr (pc, ax, &value2);
- gen_usual_unary (ax, &value2);
- gen_usual_arithmetic (ax, &value1, &value2);
- gen_sub (ax, value, &value1, &value2);
+ gen_int_literal (ax, &value1, (LONGEST) 0, builtin_type_int8);
+ gen_usual_unary (exp, ax, &value1); /* shouldn't do much */
+ gen_expr (exp, pc, ax, &value2);
+ gen_usual_unary (exp, ax, &value2);
+ gen_usual_arithmetic (exp, ax, &value1, &value2);
+ gen_binop (ax, value, &value1, &value2, aop_sub, aop_sub, 1, "negation");
break;
case UNOP_LOGICAL_NOT:
(*pc)++;
- gen_expr (pc, ax, value);
- gen_logical_not (ax, value);
+ gen_expr (exp, pc, ax, value);
+ gen_usual_unary (exp, ax, value);
+ gen_logical_not (ax, value,
+ language_bool_type (exp->language_defn, exp->gdbarch));
break;
case UNOP_COMPLEMENT:
(*pc)++;
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
+ gen_usual_unary (exp, ax, value);
+ gen_integral_promotions (exp, ax, value);
gen_complement (ax, value);
break;
case UNOP_IND:
(*pc)++;
- gen_expr (pc, ax, value);
- gen_usual_unary (ax, value);
+ gen_expr (exp, pc, ax, value);
+ gen_usual_unary (exp, ax, value);
if (TYPE_CODE (value->type) != TYPE_CODE_PTR)
error (_("Argument of unary `*' is not a pointer."));
gen_deref (ax, value);
case UNOP_ADDR:
(*pc)++;
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
gen_address_of (ax, value);
break;
/* Notice that gen_sizeof handles its own operand, unlike most
of the other unary operator functions. This is because we
have to throw away the code we generate. */
- gen_sizeof (pc, ax, value);
+ gen_sizeof (exp, pc, ax, value,
+ builtin_type (exp->gdbarch)->builtin_int);
break;
case STRUCTOP_STRUCT:
char *name = &(*pc)[2].string;
(*pc) += 4 + BYTES_TO_EXP_ELEM (length + 1);
- gen_expr (pc, ax, value);
+ gen_expr (exp, pc, ax, value);
if (op == STRUCTOP_STRUCT)
gen_struct_ref (ax, value, name, ".", "structure or union");
else if (op == STRUCTOP_PTR)
pc = expr->elts;
trace_kludge = 1;
- gen_expr (&pc, ax, &value);
+ gen_expr (expr, &pc, ax, &value);
/* Make sure we record the final object, and get rid of it. */
gen_traced_pop (ax, &value);