From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>,
qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [PATCH v2 11/12] target/arm: Implement the CPY* instructions
Date: Tue, 12 Sep 2023 11:33:06 -0700 [thread overview]
Message-ID: <e810b42c-83f7-1ea2-a106-25004f550e42@linaro.org> (raw)
In-Reply-To: <20230912140434.1333369-12-peter.maydell@linaro.org>
On 9/12/23 07:04, Peter Maydell wrote:
> The FEAT_MOPS CPY* instructions implement memory copies. These
> come in both "always forwards" (memcpy-style) and "overlap OK"
> (memmove-style) flavours.
>
> Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
> ---
> v2: - separate helpers for the 'forwards' and 'move' variants
> - fix cpyfp saturation limit
> - cpyfm/cpyfp are always forwards, not based on Xn sign
> ---
> target/arm/tcg/helper-a64.h | 7 +
> target/arm/tcg/a64.decode | 14 +
> target/arm/tcg/helper-a64.c | 454 +++++++++++++++++++++++++++++++++
> target/arm/tcg/translate-a64.c | 60 +++++
> 4 files changed, 535 insertions(+)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2023-09-12 18:34 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-12 14:04 [PATCH v2 00/12] target/arm: Implement FEAT_MOPS Peter Maydell
2023-09-12 14:04 ` [PATCH v2 01/12] target/arm: Don't skip MTE checks for LDRT/STRT at EL0 Peter Maydell
2023-09-12 14:04 ` [PATCH v2 02/12] target/arm: Implement FEAT_MOPS enable bits Peter Maydell
2023-09-12 14:04 ` [PATCH v2 03/12] target/arm: Pass unpriv bool to get_a64_user_mem_index() Peter Maydell
2023-09-12 14:04 ` [PATCH v2 04/12] target/arm: Define syndrome function for MOPS exceptions Peter Maydell
2023-09-12 14:04 ` [PATCH v2 05/12] target/arm: New function allocation_tag_mem_probe() Peter Maydell
2023-09-12 14:04 ` [PATCH v2 06/12] target/arm: Implement MTE tag-checking functions for FEAT_MOPS Peter Maydell
2023-09-12 14:04 ` [PATCH v2 07/12] target/arm: Implement the SET* instructions Peter Maydell
2023-09-12 14:04 ` [PATCH v2 08/12] target/arm: Define new TB flag for ATA0 Peter Maydell
2023-09-12 14:04 ` [PATCH v2 09/12] target/arm: Implement the SETG* instructions Peter Maydell
2024-09-24 19:14 ` Philippe Mathieu-Daudé
2024-10-03 18:10 ` Richard Henderson
2023-09-12 14:04 ` [PATCH v2 10/12] target/arm: Implement MTE tag-checking functions for FEAT_MOPS copies Peter Maydell
2023-09-12 14:04 ` [PATCH v2 11/12] target/arm: Implement the CPY* instructions Peter Maydell
2023-09-12 18:33 ` Richard Henderson [this message]
2023-09-12 14:04 ` [PATCH v2 12/12] target/arm: Enable FEAT_MOPS for CPU 'max' Peter Maydell
2023-09-12 18:33 ` Richard Henderson
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