From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>,
qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 4/6] target/arm: Use _ra versions of cpu_stl_data() in v7M helpers
Date: Mon, 17 Jun 2019 13:01:37 -0700 [thread overview]
Message-ID: <cb2ae0ff-a1cf-19a4-50f0-6cd5e22e8974@linaro.org> (raw)
In-Reply-To: <20190617175317.27557-5-peter.maydell@linaro.org>
On 6/17/19 10:53 AM, Peter Maydell wrote:
> In the various helper functions for v7M/v8M instructions, use
> the _ra versions of cpu_stl_data() and friends. Otherwise we
> may get wrong behaviour or an assert() due to not being able
> to locate the TB if there is an exception on the memory access
> or if it performs an IO operation when in icount mode.
>
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
> target/arm/helper.c | 21 ++++++++++++---------
> 1 file changed, 12 insertions(+), 9 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2019-06-17 20:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-17 17:53 [Qemu-devel] [PATCH 0/6] Six minor M-profile bugfixes Peter Maydell
2019-06-17 17:53 ` [Qemu-devel] [PATCH 1/6] target/arm: NS BusFault on vector table fetch escalates to NS HardFault Peter Maydell
2019-06-17 19:28 ` Richard Henderson
2019-06-18 10:31 ` Peter Maydell
2019-06-17 17:53 ` [Qemu-devel] [PATCH 2/6] arm v8M: Forcibly clear negative-priority exceptions on deactivate Peter Maydell
2019-06-17 19:39 ` Richard Henderson
2019-06-17 17:53 ` [Qemu-devel] [PATCH 3/6] target/arm: v8M: Check state of exception being returned from Peter Maydell
2019-06-17 19:58 ` Richard Henderson
2019-06-17 17:53 ` [Qemu-devel] [PATCH 4/6] target/arm: Use _ra versions of cpu_stl_data() in v7M helpers Peter Maydell
2019-06-17 20:01 ` Richard Henderson [this message]
2019-06-17 17:53 ` [Qemu-devel] [PATCH 5/6] hw/timer/armv7m_systick: Forbid non-privileged accesses Peter Maydell
2019-06-17 20:03 ` Richard Henderson
2019-06-18 5:05 ` Philippe Mathieu-Daudé
2019-06-17 17:53 ` [Qemu-devel] [PATCH 6/6] target/arm: Execute Thumb instructions when their condbits are 0xf Peter Maydell
2019-06-17 20:04 ` Richard Henderson
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