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authorTom Tromey <tom@tromey.com>2021-03-08 07:27:57 -0700
committerTom Tromey <tom@tromey.com>2021-03-08 07:28:15 -0700
commit0c8effa32e9326ca80f3e7cd74635e1dc44b3db5 (patch)
treeb6d0af9e6efda5de07f2df3885b698eb24756f0c /gdb/ax-gdb.c
parentd336c29e3f1b9adc314fcf44af38fb1d2b65b5e6 (diff)
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Introduce var_msym_value_operation
This adds class var_msym_value_operation, which implements OP_VAR_MSYM_VALUE. A new method is added to class operation in order to support a special case in minsym evaluation. gdb/ChangeLog 2021-03-08 Tom Tromey <tom@tromey.com> * expression.h (class operation) <set_outermost>: New method. * expop.h (class var_msym_value_operation): New. * eval.c (eval_op_var_msym_value): No longer static. (var_msym_value_operation::evaluate_for_address) (var_msym_value_operation::evaluate_for_sizeof) (var_msym_value_operation::evaluate_for_cast): New methods. * ax-gdb.c (var_msym_value_operation::do_generate_ax): New method.
Diffstat (limited to 'gdb/ax-gdb.c')
-rw-r--r--gdb/ax-gdb.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/gdb/ax-gdb.c b/gdb/ax-gdb.c
index 7640b1b..6028170 100644
--- a/gdb/ax-gdb.c
+++ b/gdb/ax-gdb.c
@@ -2324,6 +2324,23 @@ long_const_operation::do_generate_ax (struct expression *exp,
std::get<0> (m_storage));
}
+void
+var_msym_value_operation::do_generate_ax (struct expression *exp,
+ struct agent_expr *ax,
+ struct axs_value *value,
+ struct type *cast_type)
+{
+ gen_msym_var_ref (ax, value, std::get<0> (m_storage),
+ std::get<1> (m_storage));
+
+ if (value->type->code () == TYPE_CODE_ERROR)
+ {
+ if (cast_type == nullptr)
+ error_unknown_type (std::get<0> (m_storage)->linkage_name ());
+ value->type = cast_type;
+ }
+}
+
}
/* This handles the middle-to-right-side of code generation for binary