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Re: [Qemu-devel] [PATCH] target/arm: Fix SMMLS argument order
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH] target/arm: Fix SMMLS argument order |
Date: |
Tue, 3 Sep 2019 10:56:37 +0100 |
On Thu, 29 Aug 2019 at 02:34, Richard Henderson
<address@hidden> wrote:
>
> The previous simplification got the order of operands to the
> subtraction wrong. Since the 64-bit product is the subtrahend,
> we must use a 64-bit subtract to properly compute the borrow
> from the low-part of the product.
>
> Fixes: 5f8cd06ebcf5 ("target/arm: Simplify SMMLA, SMMLAR, SMMLS, SMMLSR")
> Reported-by: Laurent Desnogues <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
Applied to target-arm.next, thanks.
-- PMM
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Peter Maydell <=