[PATCH 127/203] Introduce ada_qual_operation

Tom Tromey
2021-01-01T21:49:01Z

This adds class ada_qual_operation, which implements UNOP_QUAL.

gdb/ChangeLog
2021-01-01 Tom Tromey <tom@tromey.com>

* ada-lang.c (ada_qual_operation::evaluate): New method.
* ada-exp.h (class ada_qual_operation): New.
---
gdb/ChangeLog | 5 +++++
gdb/ada-exp.h | 16 ++++++++++++++++
gdb/ada-lang.c | 9 +++++++++
3 files changed, 30 insertions(+)

diff --git a/gdb/ada-exp.h b/gdb/ada-exp.h
index 88ed0c53b46..9a8c8dffd5c 100644
--- a/gdb/ada-exp.h
+++ b/gdb/ada-exp.h
@@ -55,6 +55,22 @@ class ada_string_operation
enum noside noside) override;
};

+/* The Ada TYPE'(EXP) construct. */
+class ada_qual_operation
+ : public tuple_holding_operation<operation_up, struct type *>
+{
+public:
+
+ using tuple_holding_operation::tuple_holding_operation;
+
+ value *evaluate (struct type *expect_type,
+ struct expression *exp,
+ enum noside noside) override;
+
+ enum exp_opcode opcode () const override
+ { return UNOP_QUAL; }
+};
+
} /* namespace expr */

#endif /* ADA_EXP_H */
diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c
index d74c11f9a36..60ef5ae75ee 100644
--- a/gdb/ada-lang.c
+++ b/gdb/ada-lang.c
@@ -10583,6 +10583,15 @@ ada_string_operation::evaluate (struct type *expect_type,
return result;
}

+value *
+ada_qual_operation::evaluate (struct type *expect_type,
+ struct expression *exp,
+ enum noside noside)
+{
+ struct type *type = std::get<1> (m_storage);
+ return std::get<0> (m_storage)->evaluate (type, exp, noside);
+}
+
}

/* Implement the evaluate_exp routine in the exp_descriptor structure
--
2.26.2