[Bug target/53647] [4.8 Regression] gcc.c-torture/compile/20011229-1.c and gcc.c-torture/compile/pr25311.c

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53647

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2012-06-12 19:26:12 
UTC ---
We should update i386.c to have reasonable values for
size of l1 cache, size of l2 cache, size of prefetch block
and number of parallel prefetches, instead of 0s.