On 14.04.21 15:41, Ilya Leoshkevich wrote:
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 <i...@linux.ibm.com>
---
  accel/tcg/translate-all.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index ba6ab09790..93b2dae112 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -1913,6 +1913,7 @@ 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;

Did you double-check the xtensa issue?

Reviewed-by: David Hildenbrand <da...@redhat.com>

--
Thanks,

David / dhildenb


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