From: Szabolcs Nagy <nsz@port70.net>
To: sidneym@codeaurora.org
Cc: musl@lists.openwall.com
Subject: Re: [musl] Hexagon DSP support
Date: Thu, 16 Apr 2020 11:36:38 +0200 [thread overview]
Message-ID: <20200416093637.GB23945@port70.net> (raw)
In-Reply-To: <02b601d61352$d3d8b8d0$7b8a2a70$@codeaurora.org>
* sidneym@codeaurora.org <sidneym@codeaurora.org> [2020-04-15 13:22:29 -0500]:
> > sqrt/sqrtf should work too (you may want to implement them if there is a
> > single instruction) other math failures are not target specific.
>
> In fact that does go away if I used the hardware accelerated routine that is
> part of compiler-rt.builtins (__hexagon_sqrt) Creating an explicit
> reference to compiler-rt-builtins vs just copying the assembly, which is
> preferred?
the preferred is like on other targets an inline asm block.
i think using __builtin_sqrt may be fine too if you know that
all hexagon compilers support that and doesnt generate an
actual sqrt call (e.g. on gcc that needs -fno-math-errno).
next prev parent reply other threads:[~2020-04-16 9:36 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-15 13:19 sidneym
2020-04-15 16:30 ` Rich Felker
2020-04-15 17:50 ` sidneym
2020-04-15 18:06 ` Szabolcs Nagy
2020-04-15 18:22 ` sidneym
2020-04-16 9:36 ` Szabolcs Nagy [this message]
2020-04-16 15:34 ` Rich Felker
2020-04-16 16:26 ` sidneym
2020-04-16 16:34 ` 'Rich Felker'
2020-04-15 18:26 ` Rich Felker
2020-04-15 19:12 ` sidneym
2020-04-15 19:29 ` 'Rich Felker'
2020-04-30 22:44 ` sidneym
2020-04-30 23:51 ` Rich Felker
2020-05-05 23:37 ` sidneym
2020-05-06 0:59 ` Rich Felker
2020-06-18 16:37 ` sidneym
2020-06-18 21:42 ` Szabolcs Nagy
2020-06-19 21:58 ` sidneym
2020-06-19 22:46 ` Rich Felker
2020-06-20 0:03 ` [musl] strtok Robert Skopalík
2020-06-20 0:15 ` Rich Felker
2020-06-20 0:36 ` Robert Skopalík
2020-06-20 0:46 ` Robert Skopalík
2020-06-20 1:44 ` Rich Felker
2020-06-20 7:07 ` Patrick Oppenlander
2020-06-20 13:00 ` Robert Skopalík
2020-06-22 0:57 ` Bery Saidi
2020-06-20 2:29 ` [musl] Hexagon DSP support sidneym
2020-06-20 3:20 ` Rich Felker
2020-07-20 21:26 ` sidneym
2020-07-23 21:56 ` Szabolcs Nagy
2020-07-24 17:49 ` sidneym
2020-09-16 20:49 ` sidneym
2020-09-17 1:32 ` 'Rich Felker'
2020-09-17 22:31 ` sidneym
2020-09-18 1:08 ` Rich Felker
2020-09-18 8:10 ` Szabolcs Nagy
2020-09-20 13:12 ` sidneym
2020-09-20 17:17 ` 'Rich Felker'
2020-09-21 14:09 ` sidneym
2020-04-15 18:55 ` Fangrui Song
2021-03-09 20:25 sidneym
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