Dan Gohman fef30fcd5e Reapply bottom-up fast-isel, with several fixes for x86-32:
- Check getBytesToPopOnReturn().
 - Eschew ST0 and ST1 for return values.
 - Fix the PIC base register initialization so that it doesn't ever
   fail to end up the top of the entry block.

llvm-svn: 108039
2010-07-10 09:00:22 +00:00
..
2010-06-01 23:29:39 +00:00
2010-06-25 09:35:33 +00:00
2010-06-23 19:50:39 +00:00