Move delayed branch handling to tb_stop, where we can re-use other
end-of-tb code, e.g. the evaluation of flags. Honor single stepping.
Validate that we aren't losing state by overwriting is_jmp.
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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