Re: [Qemu-arm] [RFC PATCH for 2.11 12/23] target/arm/translate-a64.c: add FP16 FAGCT to AdvSIMD 3 Same

[Richard Henderson]

On 07/28/2017 06:00 AM, Alex Bennée wrote:
>      uint_fast8_t *old_fpst = softfloat_exceptionFlags;
>      softfloat_exceptionFlags = (uint_fast8t *) fpstp;

Better, but not best.  We still need to collect all of the different variables 
that are currently members of float_status, of which this is but one.

For QEMU purposes, I wonder if resetting this to NULL when leaving the 
softfloat helper would be best.


r~