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2001-12-04 Andrew MacLeod <amacleod@redhat.com>
authoramacleod <amacleod@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 5 Dec 2001 01:39:41 +0000 (01:39 +0000)
committeramacleod <amacleod@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 5 Dec 2001 01:39:41 +0000 (01:39 +0000)
commita5d181df49a871686042e2b3173903bca5094d90
treec7ac63b712fa3bf7681fd15b7941fa3e71cdc688tree | snapshot
parentb45b4c30a3e35b06d1d16ddb7ab3213aad3a2457commit | diff
2001-12-04  Andrew MacLeod  <amacleod@redhat.com>

* rtl.h (initialize_uninitialized_subregs): New prototype.
* toplev.c (rest_of_compilation): Call initialize_uninitialized_subregs
when optimization is on.
* flow.c (find_regno_partial): Find subregs within an expression.
(initialize_uninitialized_subregs): Initialize live on entry registers
which are used in subreg expressions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47644 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/flow.c diff | blob | history
gcc/rtl.h diff | blob | history
gcc/toplev.c diff | blob | history
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