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target/s390x: Exit tb after executing ex_value 

When EXECUTE sets ex_value to interrupt the constructed instruction,
we implicitly disable interrupts so that the value is not corrupted.
Exit to the main loop after execution, so that we re-evaluate any
pending interrupts.

Reported-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220702060228.420454-5-richard.henderson@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Richard Henderson 2022-07-02 11:32:28 +05:30 committed by Thomas Huth
parent 872e13796f
commit 3d8111fd3b
1 changed files with 1 additions and 1 deletions
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2
target/s390x/tcg/translate.c
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@ -6593,7 +6593,7 @@ static void s390x_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs)
dc->cc_op = CC_OP_DYNAMIC;
dc->ex_value = dc->base.tb->cs_base;
dc->exit_to_mainloop = (dc->base.tb->flags & FLAG_MASK_PER);
dc->exit_to_mainloop = (dc->base.tb->flags & FLAG_MASK_PER) || dc->ex_value;
}
static void s390x_tr_tb_start(DisasContextBase *db, CPUState *cs)