-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 09/29/11 09:48, Rahul Kharche wrote: >> On 09/29/11 17:36, Jeff Law wrote: >>> On 09/29/11 09:26, Bernd Schmidt wrote: >>>> ISTR cse.c has some support for this. >>> cprop.c -- see references to implicit_sets. >> >> cse too: record_jump_equiv. > > Interesting. Are the two approaches subtly different or do they > apply precisely the same predication? gcse works globally. cse works on extended basic blocks.
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