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| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2021-04-16 17:49:39 +0200 |
|---|---|---|
| committer | Cornelia Huck <cohuck@redhat.com> | 2021-05-20 14:19:30 +0200 |
| commit | 0b00b0c1e05b34904635cf1b5cfdd945d1a8475e (patch) | |
| tree | c942c111acb61154762dab3c0084d4532a591031 /accel/tcg | |
| parent | f689befde664f917510e842660a69961faf8ba7b (diff) | |
| download | qemu-0b00b0c1e05b34904635cf1b5cfdd945d1a8475e.zip qemu-0b00b0c1e05b34904635cf1b5cfdd945d1a8475e.tar.gz qemu-0b00b0c1e05b34904635cf1b5cfdd945d1a8475e.tar.bz2 | |
accel/tcg: Assert that tb->size != 0 after translation
If arch-specific code generates a translation block of size 0,
tb_gen_code() may generate a spurious exception. Add an assertion in
order to catch such situations early.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210416154939.32404-5-iii@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'accel/tcg')
| -rw-r--r-- | accel/tcg/translate-all.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index fbf8fc6..640ff6e 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -1912,6 +1912,7 @@ TranslationBlock *tb_gen_code(CPUState *cpu, tcg_ctx->cpu = env_cpu(env); gen_intermediate_code(cpu, tb, max_insns); + assert(tb->size != 0); tcg_ctx->cpu = NULL; max_insns = tb->icount; |