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From: | Richard Henderson |
Subject: | Re: [Qemu-arm] [Qemu-devel] [PATCH 06/13] target/arm: Add v8M stack checks on exception entry |
Date: | Wed, 3 Oct 2018 15:12:43 -0500 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 |
On 10/2/18 11:35 AM, Peter Maydell wrote: > Add checks for breaches of the v8M stack limit when the > stack pointer is decremented to push the exception frame > for exception entry. > > Note that the exception-entry case is unique in that the > stack pointer is updated to be the limit value if the limit > is hit (per rule R_ZLZG). > > Signed-off-by: Peter Maydell <address@hidden> > --- > target/arm/helper.c | 54 ++++++++++++++++++++++++++++++++++++++------- > 1 file changed, 46 insertions(+), 8 deletions(-) Reviewed-by: Richard Henderson <address@hidden> r~
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