Commit Graph

2 Commits

Author SHA1 Message Date
Juergen Ributzka 6ef06f9159 [FastISel][X86] Optimize selects when the condition comes from a compare.
Optimize the select instructions sequence to use the EFLAGS directly from a
compare when possible.

llvm-svn: 211543
2014-06-23 21:55:36 +00:00
Quentin Colombet 90a646e4d1 [X86][fast-isel] Fix select lowering.
The condition in selects is supposed to be i1.
Make sure we are just reading the less significant bit
of the 8 bits width value to match this constraint.

<rdar://problem/15651765>

llvm-svn: 197712
2013-12-19 18:32:04 +00:00