From: Richard Henderson <richard.henderson@linaro.org>
To: Lucas Mateus Martins Araujo e Castro
<lucas.araujo@eldorado.org.br>,
qemu-ppc@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Daniel Henrique Barboza" <danielhb413@gmail.com>,
"Greg Kurz" <groug@kaod.org>,
"open list:All patches CC here" <qemu-devel@nongnu.org>,
"Cédric Le Goater" <clg@kaod.org>,
"Alex Bennée" <alex.bennee@linaro.org>,
"Aurelien Jarno" <aurelien@aurel32.net>,
"David Gibson" <david@gibson.dropbear.id.au>
Subject: Re: [RFC PATCH 5/7] target/ppc: Implemented xvf16ger*
Date: Wed, 27 Apr 2022 15:30:36 -0700 [thread overview]
Message-ID: <d330b650-1886-cacf-61b6-f829876f9614@linaro.org> (raw)
In-Reply-To: <b7441766-6fa9-7438-fe61-c041d4237fe0@eldorado.org.br>
On 4/27/22 14:11, Lucas Mateus Martins Araujo e Castro wrote:
>> Please do convert this from a macro. Given that float16 and bfloat16 are addressed the
>> same, I think the only callback you need is the conversion from float16_to_float64. Drop
>> the bf16 accessor to ppc_vsr_t.
>>
> Will do, although I'm considering instead of the callback being the conversion, maybe have
> it be a 4 float multiplication
> typedef float32 mul_4float(float16, float16, float16, float16);
> Since float16 and bfloat16 are addressed the same, any thoughts?
The multiplication would be identical for the two types -- only the conversion is different.
r~
next prev parent reply other threads:[~2022-04-27 22:31 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-26 12:50 [RFC PATCH 0/7] VSX MMA Implementation Lucas Mateus Castro(alqotel)
2022-04-26 12:50 ` [RFC PATCH 1/7] target/ppc: Implement xxm[tf]acc and xxsetaccz Lucas Mateus Castro(alqotel)
2022-04-26 22:59 ` Richard Henderson
2022-04-26 12:50 ` [RFC PATCH 2/7] target/ppc: Implemented xvi*ger* instructions Lucas Mateus Castro(alqotel)
2022-04-26 23:40 ` Richard Henderson
2022-04-27 20:24 ` Lucas Mateus Martins Araujo e Castro
2022-04-27 22:28 ` Richard Henderson
2022-04-26 12:50 ` [RFC PATCH 3/7] target/ppc: Implemented pmxvi*ger* instructions Lucas Mateus Castro(alqotel)
2022-04-26 12:50 ` [RFC PATCH 4/7] target/ppc: Implemented xvf*ger* Lucas Mateus Castro(alqotel)
2022-04-27 0:09 ` Richard Henderson
2022-04-26 12:50 ` [RFC PATCH 5/7] target/ppc: Implemented xvf16ger* Lucas Mateus Castro(alqotel)
2022-04-27 0:26 ` Richard Henderson
2022-04-27 21:11 ` Lucas Mateus Martins Araujo e Castro
2022-04-27 22:30 ` Richard Henderson [this message]
2022-04-26 12:50 ` [RFC PATCH 6/7] target/ppc: Implemented pmxvf*ger* Lucas Mateus Castro(alqotel)
2022-04-27 0:33 ` Richard Henderson
2022-04-26 12:50 ` [RFC PATCH 7/7] target/ppc: Implemented [pm]xvbf16ger2* Lucas Mateus Castro(alqotel)
2022-04-27 6:21 ` [RFC PATCH 0/7] VSX MMA Implementation Joel Stanley
2022-04-27 7:10 ` Cédric Le Goater
2022-05-05 6:06 ` Joel Stanley
2022-04-28 14:05 ` Lucas Mateus Martins Araujo e Castro
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