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r243065 - in /branches/ARM/sve-branch/gcc/confi...


Author: rsandifo
Date: Wed Nov 30 19:08:31 2016
New Revision: 243065

URL: https://gcc.gnu.org/viewcvs?rev=243065&root=gcc&view=rev
Log:
Predicated arithmetic folds

[Branch only patch -- not intended for trunk in its current state]

This patch adds patterns for folding merge-predicated arithmetic of
the form "add/don't add" etc.

I'm not sure that the floating-point pattern is always correct for
-ftrapping-math.

Modified:
    branches/ARM/sve-branch/gcc/config/aarch64/aarch64-protos.h
    branches/ARM/sve-branch/gcc/config/aarch64/aarch64-sve.md
    branches/ARM/sve-branch/gcc/config/aarch64/aarch64.c
    branches/ARM/sve-branch/gcc/config/aarch64/iterators.md


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