On Tue, Feb 18, 2014 at 9:09 PM, Philipp Tomsich <philipp.toms...@theobroma-systems.com> wrote: > The following patch-set contains the pipeline-independent changes to gcc > to support the APM XGene-1 and contains various enhancements derived from > real-world applications and benchmarks running on XGene-1. > > As the pipeline model has not been fully adapted to the new instruction > typing shared between the ARM backend and the AArch64 backend, it is not > yet contained in these patches. > > The most controversial part of these patches will likely consist in the > new cost-model, which has intentionally been provided as a "hook" that > intercepts the current cost-model when compiling for XGene-1. Given that > the matching/structure of this cost-model is different from the existing > implementation, we've chosen to keep this in a separate function for the > time being.
And please produce Changelog entries for each of the changes. Can I also ask you to confirm that you have a copyright assignment with the FSF on file for contributing these changes ? Ramana > > > Philipp Tomsich (14): > Use "generic" target, if no other default. > Add "xgene1" core identifier. > Retrieve BRANCH_COST from tuning structure. > Correct the maximum shift amount for shifted operands. > Add AArch64 'prefetch'-pattern. > Extend '*tb<optab><mode>1'. > Define additional patterns for adds/subs. > Define a variant of cmp for the CC_NZ case. > Add special cases of zero-extend w/ compare operations. > Add mov<mode>cc definition for GPF case. > Optimize and(s) patterns for HI/QI operands. > Generate 'bics', when only interested in CC_NZ. > Initial tuning description for XGene-1 core. > Add cost-model for XGene-1. > > gcc/config/aarch64/aarch64-cores.def | 1 + > gcc/config/aarch64/aarch64-protos.h | 2 + > gcc/config/aarch64/aarch64-tune.md | 2 +- > gcc/config/aarch64/aarch64.c | 922 > ++++++++++++++++++++++++++++++++++- > gcc/config/aarch64/aarch64.h | 10 +- > gcc/config/aarch64/aarch64.md | 246 +++++++++- > gcc/config/aarch64/iterators.md | 2 + > gcc/config/arm/types.md | 2 + > 8 files changed, 1172 insertions(+), 15 deletions(-) > > -- > 1.9.0 >
