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| author | Max Filippov <jcmvbkbc@gmail.com> | 2012-12-20 00:04:09 +0400 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2012-12-22 12:09:24 +0000 |
| commit | 36f25d2537c40c6c47f4abee5d31a24863d1adf7 (patch) | |
| tree | 0cfc3217fd2a5b992c56bb03915a98dfe5ab2aed | |
| parent | 3f124b687462ce3140d963a024705a89cdc8cee8 (diff) | |
| download | focaccia-qemu-36f25d2537c40c6c47f4abee5d31a24863d1adf7.tar.gz focaccia-qemu-36f25d2537c40c6c47f4abee5d31a24863d1adf7.zip | |
target-xtensa: fix search_pc for the last TB opcode
Zero out tcg_ctx.gen_opc_instr_start for instructions representing the last guest opcode in the TB. Cc: qemu-stable@nongnu.org Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
| -rw-r--r-- | 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 0a037291ef..7029ac4814 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; } |