Date: Sat, 10 Jun 2017 17:36:48 +0200 From: Szabolcs Nagy <nsz@...t70.net> To: musl@...ts.openwall.com Cc: David Edelsohn <dje.gcc@...il.com> Subject: Re: [PATCH] s390x: Add single instruction math functions * David Edelsohn <dje.gcc@...il.com> [2017-06-09 10:51:25 -0400]: > The following patch is a start at single instruction math functions > for s390x architecture to increase performance. looks good, i wonder why gcc does not have builtins support for ceil, floor, nearbyint, round and trunc (on aarch64 the builtins expand to single instruction with -fno-math-errno, but on s390x they remain libc calls at some point we plan to have some internal header to turn math/string calls into builtins when compiling musl with gcc)
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