+ // Whether we ever saw a SEGMENT_START expression, the presence of which
+ // changes the behaviour of -Ttext, -Tdata and -Tbss options.
+ bool
+ saw_segment_start_expression() const
+ { return this->saw_segment_start_expression_; }
+
+ // Set the flag which indicates whether we saw a SEGMENT_START expression.
+ void
+ set_saw_segment_start_expression(bool value)
+ { this->saw_segment_start_expression_ = value; }
+
+ // Add a memory region.
+ void
+ add_memory_region(const char*, size_t, unsigned int,
+ Expression*, Expression*);
+
+ // Find a memory region's origin.
+ Expression*
+ find_memory_region_origin(const char*, size_t);
+
+ // Find a memory region's length.
+ Expression*
+ find_memory_region_length(const char*, size_t);
+
+ // Find a memory region by name.
+ Memory_region*
+ find_memory_region(const char*, size_t);
+
+ // Find a memory region that should be used by a given output section.
+ Memory_region*
+ find_memory_region(Output_section_definition*, bool, bool,
+ Output_section_definition**);
+
+ // Returns true if the provide block of memory is contained
+ // within a memory region.
+ bool
+ block_in_region(Symbol_table*, Layout*, uint64_t, uint64_t) const;
+
+ // Set the memory region of the section.
+ void
+ set_memory_region(Memory_region*, bool);
+