[rfa/doco] Srink the overlay diagram

Andrew Cagney
2002-01-21T05:11:08Z

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Hello,

One of the things giving overfull hboxes is JimB's overlay diagram. The
attached patch srinks it a little.

ok?

Andrew

PS: This diagram isn't on the 5.1 branch.

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2002-01-21 Andrew Cagney <ac131313@redhat.com>

* gdb.texinfo (How Overlays Work): Srink the overlay diagram.

Index: gdb.texinfo
===================================================================
RCS file: /cvs/src/src/gdb/doc/gdb.texinfo,v
retrieving revision 1.76
diff -p -r1.76 gdb.texinfo
*** gdb.texinfo 2002/01/20 11:59:38 1.76
--- gdb.texinfo 2002/01/21 05:07:10
*************** there.
*** 6420,6453 ****

@example
@group
! Data Instruction Larger
! Address Space Address Space Address Space
! +-----------+ +-----------+ +-----------+
! | | | | | |
! +-----------+ +-----------+ +-----------+<-- overlay 1
! | program | | main | | | load address
! | variables | | program | | overlay 1 |
! | and heap | | | ,---| |
! +-----------+ | | | | |
! | | +-----------+ | +-----------+
! +-----------+ | | | | |
! mapped --->+-----------+ / +-----------+<-- overlay 2
! address | overlay | <-' | overlay 2 | load address
! | area | <-----| |
! | | <---. +-----------+
! | | | | |
! +-----------+ | | |
! | | | +-----------+<-- overlay 3
! +-----------+ `--| | load address
! | overlay 3 |
! | |
! +-----------+
! | |
! +-----------+

! To map an overlay, copy its code from the larger address space
! to the instruction address space. Since the overlays shown here
! all use the same mapped address, only one may be mapped at a time.
@end group
@end example

--- 6420,6452 ----

@example
@group
! Data Instruction Larger
! Address Space Address Space Address Space
! +-----------+ +-----------+ +-----------+
! | | | | | |
! +-----------+ +-----------+ +-----------+<-- overlay 1
! | program | | main | | | load address
! | variables | | program | ,----| overlay 1 |
! | and heap | | | | | |
! +-----------+ | | | +-----------+
! | | +-----------+ | | |
! +-----------+ | | | +-----------+<-- overlay 2
! | | | | | load address
! mapped --->+-----------+ | .-| overlay 2 |
! address | overlay | <-' | | |
! | area | <---' +-----------+
! | | <---. | |
! +-----------+ | +-----------+<-- overlay 3
! | | | | | load address
! +-----------+ `--| overlay 3 |
! | |
! +-----------+
! | |
! +-----------+

! To map an overlay, copy its code from the larger address space to the
! instruction address space. Since the overlays shown here all use the
! same mapped address, only one may be mapped at a time.
@end group
@end example