Re: Unable to match instruction pattern

Found it ... I had (define_expand "zero_extendhisi2" [ (set (subreg:HI (match_operand:SI 0 "general_operand" "")0) (match_operand:HI 1 "general_operand" "")) (set (subreg:HI (match_dup 0)2) (const_int 0)) ] "" "" ) which cr

[GSoC] Status - 20140410

Community, [and BCC'ed mentors] Google Summer of Code is panning out nicely for GCC. We have received 5 slots for GSoC projects this year. The plan is to accept 5 top-rated student proposals. If you haven't rated the projects yet, you have 2 days to go to GSoC website [1] and rate the proposa

Re: add_branch_dependences in sched-rgn.c

On Apr 9, 2014, at 4:15 AM, Kyrill Tkachov wrote: > Hi all, > > I'm looking at some curious pre-reload scheduling behaviour and I noticed > this: > > At the add_branch_dependences function sched-rgn.c there is a comment that > says "branches, calls, uses, clobbers, cc0 setters, and instructio