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gdb: trivial changes to use array_view

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Change a few relatively obvious spots using value contents to propagate
the use array_view a bit more.

Change-Id: I5338a60986f06d5969fec803d04f8423c9288a15
This commit is contained in:
Simon Marchi
2021-10-25 23:50:22 -04:00
parent 2a50938ab7
commit 46680d22de
5 changed files with 19 additions and 32 deletions
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2
gdb/frame.c
View File

@ -1261,7 +1261,7 @@ frame_unwind_register_value (frame_info *next_frame, int regnum)
else else
{ {
int i; int i;
const gdb_byte *buf = value_contents (value).data (); gdb::array_view<const gdb_byte> buf = value_contents (value);
fprintf_unfiltered (&debug_file, " bytes="); fprintf_unfiltered (&debug_file, " bytes=");
fprintf_unfiltered (&debug_file, "["); fprintf_unfiltered (&debug_file, "[");

10
gdb/rust-lang.c
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@ -1317,9 +1317,8 @@ eval_op_rust_struct_anon (struct type *expect_type, struct expression *exp,
if (rust_enum_p (type)) if (rust_enum_p (type))
{ {
gdb::array_view<const gdb_byte> view (value_contents (lhs).data (), type = resolve_dynamic_type (type, value_contents (lhs),
TYPE_LENGTH (type)); value_address (lhs));
type = resolve_dynamic_type (type, view, value_address (lhs));
if (rust_empty_enum_p (type)) if (rust_empty_enum_p (type))
error (_("Cannot access field %d of empty enum %s"), error (_("Cannot access field %d of empty enum %s"),
@ -1380,9 +1379,8 @@ eval_op_rust_structop (struct type *expect_type, struct expression *exp,
struct type *type = value_type (lhs); struct type *type = value_type (lhs);
if (type->code () == TYPE_CODE_STRUCT && rust_enum_p (type)) if (type->code () == TYPE_CODE_STRUCT && rust_enum_p (type))
{ {
gdb::array_view<const gdb_byte> view (value_contents (lhs).data (), type = resolve_dynamic_type (type, value_contents (lhs),
TYPE_LENGTH (type)); value_address (lhs));
type = resolve_dynamic_type (type, view, value_address (lhs));
if (rust_empty_enum_p (type)) if (rust_empty_enum_p (type))
error (_("Cannot access field %s of empty enum %s"), error (_("Cannot access field %s of empty enum %s"),

9
gdb/valarith.c
View File

@ -933,12 +933,10 @@ fixed_point_binop (struct value *arg1, struct value *arg2, enum exp_opcode op)
type2 = type1; type2 = type1;
} }
v1.read_fixed_point (gdb::make_array_view (value_contents (arg1).data (), v1.read_fixed_point (value_contents (arg1),
TYPE_LENGTH (type1)),
type_byte_order (type1), type1->is_unsigned (), type_byte_order (type1), type1->is_unsigned (),
type1->fixed_point_scaling_factor ()); type1->fixed_point_scaling_factor ());
v2.read_fixed_point (gdb::make_array_view (value_contents (arg2).data (), v2.read_fixed_point (value_contents (arg2),
TYPE_LENGTH (type2)),
type_byte_order (type2), type2->is_unsigned (), type_byte_order (type2), type2->is_unsigned (),
type2->fixed_point_scaling_factor ()); type2->fixed_point_scaling_factor ());
} }
@ -948,8 +946,7 @@ fixed_point_binop (struct value *arg1, struct value *arg2, enum exp_opcode op)
value *fp_val = allocate_value (type1); value *fp_val = allocate_value (type1);
fp.write_fixed_point fp.write_fixed_point
(gdb::make_array_view (value_contents_raw (fp_val).data (), (value_contents_raw (fp_val),
TYPE_LENGTH (type1)),
type_byte_order (type1), type_byte_order (type1),
type1->is_unsigned (), type1->is_unsigned (),
type1->fixed_point_scaling_factor ()); type1->fixed_point_scaling_factor ());

28
gdb/valops.c
View File

@ -351,9 +351,8 @@ value_to_gdb_mpq (struct value *value)
|| is_fixed_point_type (type)); || is_fixed_point_type (type));
gdb_mpz vz; gdb_mpz vz;
vz.read (gdb::make_array_view (value_contents (value).data (), vz.read (value_contents (value), type_byte_order (type),
TYPE_LENGTH (type)), type->is_unsigned ());
type_byte_order (type), type->is_unsigned ());
mpq_set_z (result.val, vz.val); mpq_set_z (result.val, vz.val);
if (is_fixed_point_type (type)) if (is_fixed_point_type (type))
@ -392,8 +391,7 @@ value_cast_to_fixed_point (struct type *to_type, struct value *from_val)
/* Finally, create the result value, and pack the unscaled value /* Finally, create the result value, and pack the unscaled value
in it. */ in it. */
struct value *result = allocate_value (to_type); struct value *result = allocate_value (to_type);
unscaled.write (gdb::make_array_view (value_contents_raw (result).data (), unscaled.write (value_contents_raw (result),
TYPE_LENGTH (to_type)),
type_byte_order (to_type), type_byte_order (to_type),
to_type->is_unsigned ()); to_type->is_unsigned ());
@ -554,11 +552,10 @@ value_cast (struct type *type, struct value *arg2)
{ {
gdb_mpq fp_val; gdb_mpq fp_val;
fp_val.read_fixed_point fp_val.read_fixed_point (value_contents (arg2),
(gdb::make_array_view (value_contents (arg2).data (), type_byte_order (type2),
TYPE_LENGTH (type2)), type2->is_unsigned (),
type_byte_order (type2), type2->is_unsigned (), type2->fixed_point_scaling_factor ());
type2->fixed_point_scaling_factor ());
struct value *v = allocate_value (to_type); struct value *v = allocate_value (to_type);
target_float_from_host_double (value_contents_raw (v).data (), target_float_from_host_double (value_contents_raw (v).data (),
@ -1255,14 +1252,9 @@ value_assign (struct value *toval, struct value *fromval)
value_contents (fromval).data ()); value_contents (fromval).data ());
} }
else else
{ put_frame_register_bytes (frame, value_reg,
gdb::array_view<const gdb_byte> contents value_offset (toval),
= gdb::make_array_view (value_contents (fromval).data (), value_contents (fromval));
TYPE_LENGTH (type));
put_frame_register_bytes (frame, value_reg,
value_offset (toval),
contents);
}
} }
gdb::observers::register_changed.notify (frame, value_reg); gdb::observers::register_changed.notify (frame, value_reg);

2
gdb/value.c
View File

@ -4011,7 +4011,7 @@ value_fetch_lazy_register (struct value *val)
else else
{ {
int i; int i;
const gdb_byte *buf = value_contents (new_val).data (); gdb::array_view<const gdb_byte> buf = value_contents (new_val);
if (VALUE_LVAL (new_val) == lval_register) if (VALUE_LVAL (new_val) == lval_register)
fprintf_unfiltered (&debug_file, " register=%d", fprintf_unfiltered (&debug_file, " register=%d",