Here we introduce a new compiler flag to disable the checking of exit
request (icount_decr.u32). This is useful when we want to ensure the
next block cannot be preempted by an asynchronous event.
Suggested-by: Richard Henderson<richard.henderson@linaro.org>
Signed-off-by: Alex Bennée<alex.bennee@linaro.org>
---
v2
- split from larger patch
- reword the check in cpu_handle_interrupt and scope to CF_NOIRQ only
---
include/exec/exec-all.h | 1 +
include/exec/gen-icount.h | 21 +++++++++++++++++----
2 files changed, 18 insertions(+), 4 deletions(-)