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 12/15] target/arm: Factor out preserve-fp-state from full_vfp_access_check()
Date: Tue, 17 Nov 2020 11:50:13 -0800 [thread overview]
Message-ID: <840b9f0f-5d5f-d649-e5ec-86f136b58d94@linaro.org> (raw)
In-Reply-To: <20201116160831.31000-13-peter.maydell@linaro.org>
On 11/16/20 8:08 AM, Peter Maydell wrote:
> Factor out the code which handles M-profile lazy FP state preservation
> from full_vfp_access_check(); accesses to the FPCXT_NS register are
> a special case which need to do just this part (corresponding in the
> pseudocode to the PreserveFPState() function), and not the full
> set of actions matching the pseudocode ExecuteFPCheck() which
> normal FP instructions need to do.
>
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
> target/arm/translate-vfp.c.inc | 45 ++++++++++++++++++++--------------
> 1 file changed, 27 insertions(+), 18 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2020-11-17 19:52 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-16 16:08 [PATCH 00/15] target/arm: More v8.1M features Peter Maydell
2020-11-16 16:08 ` [PATCH 01/15] hw/intc/armv7m_nvic: Make all of system PPB range be RAZWI/BusFault Peter Maydell
2020-11-17 19:07 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 02/15] target/arm: Implement v8.1M PXN extension Peter Maydell
2020-11-17 19:10 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 03/15] target/arm: Don't clobber ID_PFR1.Security on M-profile cores Peter Maydell
2020-11-17 19:12 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 04/15] target/arm: Implement VSCCLRM insn Peter Maydell
2020-11-17 19:31 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 05/15] target/arm: Implement CLRM instruction Peter Maydell
2020-11-17 19:38 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 06/15] target/arm: Enforce M-profile VMRS/VMSR register restrictions Peter Maydell
2020-11-17 19:42 ` Richard Henderson
2020-11-17 21:18 ` Peter Maydell
2020-11-16 16:08 ` [PATCH 07/15] target/arm: Refactor M-profile VMSR/VMRS handling Peter Maydell
2020-11-16 16:08 ` [PATCH 08/15] target/arm: Move general-use constant expanders up in translate.c Peter Maydell
2020-11-17 19:47 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 09/15] target/arm: Implement VLDR/VSTR system register Peter Maydell
2020-11-16 16:08 ` [PATCH 10/15] target/arm: Implement M-profile FPSCR_nzcvqc Peter Maydell
2020-11-16 16:08 ` [PATCH 11/15] target/arm: Use new FPCR_NZCV_MASK constant Peter Maydell
2020-11-17 19:49 ` Richard Henderson
2020-11-16 16:08 ` [PATCH 12/15] target/arm: Factor out preserve-fp-state from full_vfp_access_check() Peter Maydell
2020-11-17 19:50 ` Richard Henderson [this message]
2020-11-16 16:08 ` [PATCH 13/15] target/arm: Implement FPCXT_S fp system register Peter Maydell
2020-11-16 16:08 ` [PATCH 14/15] target/arm: Implement FPCXT_NS " Peter Maydell
2020-11-16 16:08 ` [PATCH 15/15] hw/intc/armv7m_nvic: Update FPDSCR masking for v8.1M Peter Maydell
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