gdb
PR gdb/9977, PR exp/11636: * value.h (value_offset): Update. (struct lval_funcs) <check_validity>: New field. <copy_closure>: Make argument const. (value_computed_closure): Update. (value_contents_for_printing): Declare. (value_bits_valid): Likewise. (val_print): Likewise. (set_value_component_location): Update. (value_entirely_optimized_out): Declare. * value.c (value_offset): Argument now const. (require_not_optimized_out): New function. (value_contents_for_printing): New function. (value_contents_all): Call require_not_optimized_out. (value_contents): Likewise. (value_bits_valid): New function. (value_computed_closure): Argument now const. (set_value_component_location): Make 'whole' argument const. (value_entirely_optimized_out): New function. (value_bitsize): Argument now 'const'. (value_bitpos): Likewise. (value_type): Likewise. * valprint.h (val_print_array_elements): Update. * valprint.c (val_print): Add 'val' argument. Use valprint_check_validity. (valprint_check_validity): New function. (value_check_printable): Use value_entirely_optimized_out. (common_val_print): Update. (value_print): Likewise. (val_print_array_elements): Add 'val' argument. * valops.c (value_fetch_lazy): Use value_contents_for_printing, value_bits_valid. Reinit frame cache for lval_computed. * sh64-tdep.c (sh64_do_register): Update. * scm-valprint.c (scm_val_print): Add 'val' argument. * scm-lang.h (scm_val_print): Update. * python/python.h (apply_val_pretty_printer): Update. * python/py-prettyprint.c (apply_val_pretty_printer): Add 'val' argument. Call set_value_component_location. * printcmd.c (print_scalar_formatted): Update. * p-valprint.c (pascal_val_print): Add 'val' argument. (pascal_object_print_value_fields): Likewise. (pascal_object_print_value): Likewise. (pascal_object_print_static_field): Update. * p-lang.h (pascal_val_print): Update. (pascal_object_print_value_fields): Update. * mt-tdep.c (mt_registers_info): Update. * mi/mi-main.c (get_register): Update. (mi_cmd_data_evaluate_expression): Use common_val_print. * m2-valprint.c (m2_print_array_contents): Add 'val' argument. (m2_print_unbounded_array): Likewise. (m2_val_print): Likewise. * m2-lang.h (m2_val_print): Update. * language.h (struct language_defn) <la_val_print>: Add 'val' argument. (LA_VAL_PRINT): Likewise. * language.c (unk_lang_val_print): Add 'val' argument. * jv-valprint.c (java_print_value_fields): Add 'val' argument. (java_val_print): Likewise. * jv-lang.h (java_val_print): Add 'val' argument. * infcmd.c (default_print_registers_info): Update. * f-valprint.c (f77_print_array_1): Add 'val' argument. (f77_print_array): Likewise. (f_val_print): Likewise. * f-lang.h (f_val_print): Add 'val' argument. * dwarf2loc.c (read_pieced_value): Use value_bitsize and value_bitpos. <DWARF_VALUE_OPTIMIZED_OUT>: Don't print warning. Call set_value_optimized_out. (write_pieced_value): Use value_bitsize and value_bitpos. <default>: Don't exit loop. (check_pieced_value_validity): New function. (pieced_value_funcs): Reference check_pieced_value_validity, check_pieced_value_invalid. (copy_pieced_value_closure): Update. (check_pieced_value_bits): New function. (check_pieced_value_invalid): New function. * d-valprint.c (dynamic_array_type): Add 'val' argument. (d_val_print): Likewise. * d-lang.h (d_val_print): Update. * cp-valprint.c (cp_print_value_fields): Add 'val' argument. (cp_print_value_fields_rtti): Likewise. (cp_print_value): Likewise. (cp_print_static_field): Update. * c-valprint.c (c_val_print): Add 'val' argument. (c_value_print): Update. * c-lang.h (c_val_print): Update. (cp_print_value_fields): Likewise. (cp_print_value_fields_rtti): Likewise. * ada-valprint.c (struct ada_val_print_args): Remove. (val_print_packed_array_elements): Add 'val' argument. (ada_val_print): Likewise. Rewrite. (ada_val_print_stub): Remove. (ada_val_print_array): Add 'val' argument. (ada_val_print_1): Likewise. (print_variant_part): Likewise. (ada_value_print): Update. (print_record): Add 'val' argument. (print_field_values): Likewise. * ada-lang.h (ada_val_print): Update. gdb/testsuite PR gdb/9977, PR exp/11636:: * gdb.dwarf2/pieces.exp (pieces_test_f3): Remove kfail. (pieces_test_f6): Update expected output.
This commit is contained in:
Tom Tromey
parent
f654f403d3
commit
0e03807e1c
35 changed files with 538 additions and 174 deletions
39
gdb/value.h
39
gdb/value.h
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@ -50,7 +50,7 @@ struct value *value_next (struct value *);
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/* Type of the value. */
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extern struct type *value_type (struct value *);
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extern struct type *value_type (const struct value *);
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/* This is being used to change the type of an existing value, that
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code should instead be creating a new value with the changed type
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@ -61,14 +61,14 @@ extern void deprecated_set_value_type (struct value *value,
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/* Only used for bitfields; number of bits contained in them. */
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extern int value_bitsize (struct value *);
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extern int value_bitsize (const struct value *);
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extern void set_value_bitsize (struct value *, int bit);
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/* Only used for bitfields; position of start of field. For
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gdbarch_bits_big_endian=0 targets, it is the position of the LSB. For
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gdbarch_bits_big_endian=1 targets, it is the position of the MSB. */
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extern int value_bitpos (struct value *);
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extern int value_bitpos (const struct value *);
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extern void set_value_bitpos (struct value *, int bit);
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/* Only used for bitfields; the containing value. This allows a
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@ -83,7 +83,7 @@ struct value *value_parent (struct value *);
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within the registers structure. Note also the member
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embedded_offset below. */
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extern int value_offset (struct value *);
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extern int value_offset (const struct value *);
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extern void set_value_offset (struct value *, int offset);
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/* The comment from "struct value" reads: ``Is it modifiable? Only
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@ -164,13 +164,21 @@ struct lval_funcs
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should call 'error'. */
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void (*write) (struct value *toval, struct value *fromval);
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/* Check the validity of some bits in VALUE. This should return 1
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if all the bits starting at OFFSET and extending for LENGTH bits
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are valid, or 0 if any bit is invalid. */
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int (*check_validity) (const struct value *value, int offset, int length);
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/* Return 1 if any bit in VALUE is valid, 0 if they are all invalid. */
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int (*check_all_valid) (const struct value *value);
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/* Return a duplicate of VALUE's closure, for use in a new value.
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This may simply return the same closure, if VALUE's is
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reference-counted or statically allocated.
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This may be NULL, in which case VALUE's closure is re-used in the
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new value. */
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void *(*copy_closure) (struct value *v);
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void *(*copy_closure) (const struct value *v);
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/* Drop VALUE's reference to its closure. Maybe this frees the
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closure; maybe this decrements a reference count; maybe the
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@ -195,7 +203,7 @@ extern struct lval_funcs *value_computed_funcs (struct value *value);
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/* If VALUE is lval_computed, return its closure. The meaning of the
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returned value depends on the functions VALUE uses. */
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extern void *value_computed_closure (struct value *value);
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extern void *value_computed_closure (const struct value *value);
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/* If zero, contents of this value are in the contents field. If
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nonzero, contents are in inferior. If the lval field is lval_memory,
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@ -249,6 +257,11 @@ extern gdb_byte *value_contents_writeable (struct value *);
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extern gdb_byte *value_contents_all_raw (struct value *);
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extern const gdb_byte *value_contents_all (struct value *);
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/* Like value_contents_all, but does not require that the returned
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bits be valid. This should only be used in situations where you
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plan to check the validity manually. */
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extern const gdb_byte *value_contents_for_printing (struct value *value);
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extern int value_fetch_lazy (struct value *val);
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extern int value_contents_equal (struct value *val1, struct value *val2);
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@ -257,6 +270,10 @@ extern int value_contents_equal (struct value *val1, struct value *val2);
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extern int value_optimized_out (struct value *value);
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extern void set_value_optimized_out (struct value *value, int val);
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/* Like value_optimized_out, but return false if any bit in the object
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is valid. */
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extern int value_entirely_optimized_out (const struct value *value);
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/* Set or return field indicating whether a variable is initialized or
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not, based on debugging information supplied by the compiler.
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1 = initialized; 0 = uninitialized. */
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@ -266,7 +283,7 @@ extern void set_value_initialized (struct value *, int);
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/* Set COMPONENT's location as appropriate for a component of WHOLE
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--- regardless of what kind of lvalue WHOLE is. */
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extern void set_value_component_location (struct value *component,
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struct value *whole);
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const struct value *whole);
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/* While the following fields are per- VALUE .CONTENT .PIECE (i.e., a
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single value might have multiple LVALs), this hacked interface is
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@ -313,6 +330,13 @@ extern struct value *coerce_ref (struct value *value);
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extern struct value *coerce_array (struct value *value);
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/* Given a value, determine whether the bits starting at OFFSET and
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extending for LENGTH bits are valid. This returns nonzero if all
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bits in the given range are valid, zero if any bit is invalid. */
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extern int value_bits_valid (const struct value *value,
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int offset, int length);
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#include "symtab.h"
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@ -647,6 +671,7 @@ extern struct value *value_release_to_mark (struct value *mark);
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extern int val_print (struct type *type, const gdb_byte *valaddr,
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int embedded_offset, CORE_ADDR address,
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struct ui_file *stream, int recurse,
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const struct value *val,
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const struct value_print_options *options,
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const struct language_defn *language);
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