From: Jeff Law <jeffreyalaw@gmail.com>
To: Jin Ma <jinma@linux.alibaba.com>,
gcc-patches <gcc-patches@gcc.gnu.org>,
Liao Shihua <shihua@iscas.ac.cn>
Cc: "kito.cheng" <kito.cheng@gmail.com>,
"juzhe.zhong" <juzhe.zhong@rivai.ai>,
palmer <palmer@rivosinc.com>
Subject: Re: [RFC] RISC-V: Support risc-v bfloat16 This patch support bfloat16 in riscv like x86_64 and arm.
Date: Sat, 17 Jun 2023 09:31:05 -0600 [thread overview]
Message-ID: <5f3ba821-cc05-82f3-6f91-12c43eca2cdd@gmail.com> (raw)
In-Reply-To: <a87d5963-aba9-455f-b6d0-3723b34bb5ac.jinma@linux.alibaba.com>
On 6/15/23 03:52, Jin Ma wrote:
>>
>
> There are also some problems here, which cannot be simply handled like HF.
> Many instructions support HF but do not support BF. For example, fadd.h
> can be used for HF but cannot be used for BF.
>
> I guess it may need to be converted to SF first, then fadd.s, and finally
> converted to BF. I'm not so sure.
Right. This is relatively common.
jeff
prev parent reply other threads:[~2023-06-17 15:31 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-07 9:12 Liao Shihua
2023-04-25 13:23 ` Kito Cheng
2023-06-01 6:51 ` Jin Ma
[not found] ` <MW5PR11MB59081DA700F563D0DD24161FA9499@MW5PR11MB5908.namprd11.prod.outlook.com>
2023-06-01 7:01 ` FW: " juzhe.zhong
2023-06-01 16:48 ` Jeff Law
2023-06-01 16:56 ` Palmer Dabbelt
2023-06-01 17:53 ` Jeff Law
2023-06-01 16:59 ` Philipp Tomsich
2023-06-01 9:07 ` Liao Shihua
2023-06-15 7:51 ` Jin Ma
2023-06-15 9:52 ` Jin Ma
2023-06-17 15:31 ` Jeff Law [this message]
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