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[PATCH 0/6] Getting rid of some zero_ext* patterns
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: gcc-patches at gcc dot gnu dot org
- Cc: dje dot gcc at gmail dot com, Segher Boessenkool <segher at kernel dot crashing dot org>
- Date: Sun, 10 May 2015 09:13:49 -0700
- Subject: [PATCH 0/6] Getting rid of some zero_ext* patterns
- Authentication-results: sourceware.org; auth=none
This series teaches combine to behave a bit better, and then takes
advantage of that in the rs6000 backend.
I'll test the combine patches on x86_64-linux before committing,
and will wait a bit for comments anyway.
Segher
gcc/combine.c | 146 +++-
gcc/config/rs6000/rs6000.c | 4 +-
gcc/config/rs6000/rs6000.md | 1606 ++++---------------------------------------
3 files changed, 281 insertions(+), 1475 deletions(-)
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1.8.1.4