Analog Devices VisualDSP++ 3.5 Manual page 133

overlay memory image of the executable file, but are required for other
tools that read the executable file. Omitting an overlay memory segment
assignment from a section retains the section in the executable, but marks
the section for exclusion from the overlay memory image of the
executable.
The
overlay_commands
these rules.
•
OVERLAY_OUTPUT()
with the specified name. The
OVERLAY_INPUT{}
INPUT_SECTIONS()
•
INPUT_SECTIONS()
OVERLAY_INPUT{}
output_section_command
placed in overlay memory. For more information, see
"INPUT_SECTIONS()" on page
•
OVERLAY_ID()
•
NUMBER_OF_OVERLAYS()
current link generates when the
placement for
Note: Not currently available.
•
ALGORITHM()
ing algorithm. The only currently available linking algorithm is
ALL_FIT
For
ALL_FIT
single overlay that can overlay into the output section's run-time
memory segment.
(
FIRST_FIT
VisualDSP++ 3.5 Linker and Utilities Manual
for 16-Bit Processors
portion of an
– Outputs an overlay file (.
command must appear before any
for that overlay.
– Has the same syntax within an
command as when it appears within an
, except that a .
– Returns the overlay ID.
– Returns the number of overlays that the
ALGORITHM()
– Directs the linker to use the specified overlay link-
.
, the linker tries to fit all the
– Not currently available.
Linker Description File
OVERLAY_INPUT{}
OVERLAY_OUTPUT()
PLIT
3-45.
or
FIRST_FIT
is used.
OVERLAY_INPUT{}
command follows
) for the overlay
OVL
in an
section may not be
overlay
BEST_FIT
into a
3-47