Remove simplifySpillStack's attempted dead store elimination
commit25a3e28b41cdf4b68835909fd7ff641a0863df14
authorJordan DeLong <jdelong@fb.com>
Thu, 19 Dec 2013 22:11:31 +0000 (19 14:11 -0800)
committerSara Golemon <sgolemon@fb.com>
Tue, 24 Dec 2013 22:10:59 +0000 (24 14:10 -0800)
treefc0908fc251a4dbac841bff6f3f1177ed10673aa
parent456d625c0e7f6aa482d52a1a9d4227f65b0200e3
Remove simplifySpillStack's attempted dead store elimination

It isn't aware of situations where autoload can clobber stack
slots.

Reviewed By: @ottoni

Differential Revision: D1107251
hphp/runtime/vm/jit/simplifier.cpp