Zero out tcg_ctx.gen_opc_instr_start for instructions representing the
last guest opcode in the TB.

Cc: qemu-sta...@nongnu.org
Signed-off-by: Max Filippov <jcmvb...@gmail.com>
---
Changes v1 -> v2:
- replace while loop with memset

 target-xtensa/translate.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c
index 5d8762c..2931d00 100644
--- a/target-xtensa/translate.c
+++ b/target-xtensa/translate.c
@@ -3005,7 +3005,11 @@ static void gen_intermediate_code_internal(
     gen_icount_end(tb, insn_count);
     *tcg_ctx.gen_opc_ptr = INDEX_op_end;
 
-    if (!search_pc) {
+    if (search_pc) {
+        j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
+        memset(tcg_ctx.gen_opc_instr_start + lj + 1, 0,
+                (j - lj) * sizeof(tcg_ctx.gen_opc_instr_start[0]));
+    } else {
         tb->size = dc.pc - pc_start;
         tb->icount = insn_count;
     }
-- 
1.7.7.6


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