Overlay_Group - Analog Devices VisualDSP++ 3.5 Manual

Memory Overlays and Advanced LDF Commands
Definitions for the parts of the
•
shared_segment_commands
tions with a
multiprocessor memory. Processor names and linker labels follow
the same rules. For more information, refer to
on page
•
processor_name{placement_commands}
processor_name
Refer to
L
The
MEMORY{}
system. The LDF must contain a
memory on the target system and may contain a
mand that applies to each processor's scope. You can declare
unlimited number of memory segments within each
mand. For more information, see "MEMORY{}" on page 3-29.

OVERLAY_GROUP{}

The
OVERLAY_GROUP{}
is deprecated and is not recommended for use. When you run the linker,
the following warning may occur.
[Warning li2534] More than one overlay group or explicit
OVERLAY_GROUP command is detected in the output section
'seg_pmda'. Create a separate output section for each group of
overlays. Expert Linker makes the change automatically upon
reading the .LDF file.
Memory overlays support applications whose program instructions and
data do not fit in the internal memory of the processor.
VisualDSP++ 3.5 Linker and Utilities Manual
for 16-Bit Processors
MPMEMORY{}
address for each processor's offset in
START{}
3-13.
offset for multiprocessor linking.
"PROCESSOR{}" on page 3-39
command specifies the memory map for the target
command provides legacy support. This command
command's syntax are:
– Contains
processor_name
– Applies the
for more information.
command for global
MEMORY{}
declara-
"LDF Expressions"
com-
MEMORY{}
com-
MEMORY{}
5-29