From: Richard Henderson <richard.henderson@linaro.org>
To: "Lucas Mateus Castro(alqotel)" <lucas.araujo@eldorado.org.br>,
qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Cc: danielhb413@gmail.com, "Aurelien Jarno" <aurelien@aurel32.net>,
"Peter Maydell" <peter.maydell@linaro.org>,
"Alex Bennée" <alex.bennee@linaro.org>
Subject: Re: [PATCH 1/2] fpu: Add rebias bool, value and operation
Date: Fri, 5 Aug 2022 10:13:59 -0700 [thread overview]
Message-ID: <2f197863-1060-ada4-ba1c-1dfb4a2e0fed@linaro.org> (raw)
In-Reply-To: <20220805141522.412864-2-lucas.araujo@eldorado.org.br>
On 8/5/22 07:15, Lucas Mateus Castro(alqotel) wrote:
> From: "Lucas Mateus Castro (alqotel)"<lucas.araujo@eldorado.org.br>
>
> Added the possibility of recalculating a result if it overflows or
> underflows, if the result overflow and the rebias bool is true then the
> intermediate result should have 3/4 of the total range subtracted from
> the exponent. The same for underflow but it should be added to the
> exponent of the intermediate number instead.
>
> Signed-off-by: Lucas Mateus Castro (alqotel)<lucas.araujo@eldorado.org.br>
> ---
> fpu/softfloat-parts.c.inc | 21 +++++++++++++++++++--
> fpu/softfloat.c | 2 ++
> include/fpu/softfloat-types.h | 4 ++++
> 3 files changed, 25 insertions(+), 2 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2022-08-05 17:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-05 14:15 [PATCH 0/2] Floating-point OE/UE exception bug Lucas Mateus Castro(alqotel)
2022-08-05 14:15 ` [PATCH 1/2] fpu: Add rebias bool, value and operation Lucas Mateus Castro(alqotel)
2022-08-05 17:13 ` Richard Henderson [this message]
2022-08-05 14:15 ` [PATCH 2/2] target/ppc: Bugfix FP when OE/UE are set Lucas Mateus Castro(alqotel)
2022-08-05 17:17 ` Richard Henderson
2022-08-05 17:26 ` Daniel Henrique Barboza
2022-08-05 16:20 ` [PATCH 0/2] Floating-point OE/UE exception bug Alex Bennée
2022-08-05 17:00 ` Lucas Mateus Martins Araujo e Castro
2022-08-05 17:02 ` Lucas Mateus Martins Araujo e Castro
2022-08-05 17:06 ` Richard Henderson
2022-08-05 17:27 ` Daniel Henrique Barboza
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