[Bug target/50164] [IRA, 4.7 Regression] Performance degradation due to increased memory instructions count

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50164

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2011-08-26
     Ever Confirmed|0                           |1

--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> 2011-08-26 21:10:07 
UTC ---
On Atom with -m32 -O2 -march=atom,

1. GCC 4.6.1:

./4.6  64.16s user 0.01s system 99% cpu 1:04.18 total

2. GCC 4.7.0 20110819:

./0819  69.73s user 0.01s system 99% cpu 1:09.76 total

3. GCC 4.7.0 20110826:

./0826  64.30s user 0.02s system 99% cpu 1:04.33 total

Has this problem been fixed?