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Date: Wed, 22 Jan 2020 14:31:25 +0000
From: Luís Marques <>
Subject: Re: [PATCH] Fix RISC-V a_cas inline asm operand sign extension

On Wed, Jan 15, 2020 at 1:33 PM Luís Marques <> wrote:
> This patch adds an explicit cast to the int arguments passed to the inline asm
> used in the RISC-V's implementation of `a_cas`, to ensure that they are properly
> sign extended to 64 bits. They aren't automatically sign extended by Clang, and
> GCC technically also doesn't guarantee that they will be sign extended.

Does anyone have any feedback regarding this patch?
If not, perhaps it could be merged?

Best regards,
Luís Marques

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