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Re: [PATCH] Change __ARM_NEON__ to __ARM_NEON in libcpp/lex.c
- From: Richard Henderson <rth at redhat dot com>
- To: Szabolcs Nagy <szabolcs dot nagy at arm dot com>, gcc-patches at gcc dot gnu dot org
- Cc: ramana dot radhakrishnan at arm dot com, marcus dot shawcroft at arm dot com
- Date: Fri, 30 Jan 2015 11:14:32 -0800
- Subject: Re: [PATCH] Change __ARM_NEON__ to __ARM_NEON in libcpp/lex.c
- Authentication-results: sourceware.org; auth=none
- References: <54CB7E9B dot 5030107 at arm dot com>
On 01/30/2015 04:52 AM, Szabolcs Nagy wrote:
> When running natively on AArch64 the preprocessor did not use the
> AdvSIMD optimized search_line_fast function, because it was ifdefed
> around by __ARM_NEON__ instead of __ARM_NEON.
Yes, sorry I didn't follow up on that from September:
https://gcc.gnu.org/ml/gcc-patches/2014-09/msg00149.html
You also want to change to use vaddvq_u16 instead of
the current vpadd and vget_lane reduction.
I was going to wait until stage1 to resubmit this.
r~