sbsv2/raptor/notes/slimdebug.txt
author lorewang
Thu, 11 Nov 2010 11:26:32 +0800
changeset 677 44e49837144a
parent 625 a1925fb7753a
permissions -rw-r--r--
update release info
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
625
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     1
The optional "slimdebug" variant is now available for use in e32 builds.
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     2
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     3
This currently has an impact on RVCT-based e32 builds and, when applied,
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     4
calls to armcc in udeb compilation have the "--no_debug_macros" and
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     5
"--remove_unneeded_entities" options added; there is no change to the vanilla
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     6
urel compilation call in RVCT-based builds, nor to the compiler calls in
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     7
other e32 builds using other toolchains.
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     8
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
     9
The net result of applying "slimdebug" is a general decrease in udeb object
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    10
and image sizes due to the removal of debug table entries and unused debug
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    11
information.
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    12
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    13
Examples of the variant's application are as follows:
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    14
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    15
sbs -c armv5.slimdebug
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    16
sbs -c armv6_udeb.slimdebug
a1925fb7753a sbs version 2.15.0
Richard Taylor <richard.i.taylor@nokia.com>
parents:
diff changeset
    17