Re: [Qemu-arm] [PATCH v1 5/8] contrib/run_risu.sh: allow appending of QEMU_FLAGS

[Peter Maydell]

On 23 February 2018 at 15:46, Alex Bennée <address@hidden> wrote:
> Useful if you want to disable a feature for your run. For example:
>
>   set -x QEMU_FLAGS "-cpu fp16=off"
>
> Signed-off-by: Alex Bennée <address@hidden>
> ---
>  contrib/run_risu.sh | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/contrib/run_risu.sh b/contrib/run_risu.sh
> index 439cd36..63649dd 100755
> --- a/contrib/run_risu.sh
> +++ b/contrib/run_risu.sh
> @@ -13,6 +13,7 @@
>  #
>  # Usage:
>  #   (optional) export QEMU=/path/to/qemu
> +#   (optional) export QEMU_FLAGS="-cpu any,fp16=off"
>  #   (optional) export RISU=/path/to/risu
>  #   ./run_risu.sh  ./testcases.aarch64/*.bin
>
> @@ -29,9 +30,10 @@ fi
>
>  for f in $@; do
>      t="$f.trace"
> -    echo "Running $f against $t"
> +    CMD="${QEMU} ${QEMU_FLAGS} ${RISU} $f -t $t"
> +    echo "Running: ${CMD}"
>      if [ -e $t ]; then
> -        ${QEMU} ${RISU} $f -t $t
> +        ${CMD}

Well, you used to be able to do this by setting
QEMU="path/to/qemu -cpu whatever", but now you can't :-)

thanks
-- PMM