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* var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 30 Mar 2010 20:17:39 +0000 (20:17 +0000)
committerMasaki Muranaka <monaka@monami-software.com>
Sun, 23 May 2010 05:15:29 +0000 (14:15 +0900)
commit7d5e5c9296c26aedf54e118f6a35e8bdbf0ac2ea
treedf7b7cd37f155a4491381edf897ead275c37cb87
parenta9a56eefeada0b43135673fcd1a3efb04611d1f9
* var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
functions.
(adjust_mems): Replace narrowing SUBREG of expression containing
just PLUS, MINUS, MULT and ASHIFT of registers and constants
with operations in the narrower mode.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157835 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/var-tracking.c