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envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1032.google.com X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, DKIM_INVALID=0.1, DKIM_SIGNED=0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: WANG Xuerui Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: WANG Xuerui Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson Message-Id: <20211221054105.178795-26-git@xen0n.name> Signed-off-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index 0b7d6458c5..92a30b791a 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -980,6 +980,25 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, int c2 = const_args[2]; switch (opc) { + case INDEX_op_exit_tb: + /* Reuse the zeroing that exists for goto_ptr. */ + if (a0 == 0) { + tcg_out_call_int(s, tcg_code_gen_epilogue, true); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A0, a0); + tcg_out_call_int(s, tb_ret_addr, true); + } + break; + + case INDEX_op_goto_tb: + assert(s->tb_jmp_insn_offset == 0); + /* indirect jump method */ + tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP0, TCG_REG_ZERO, + (uintptr_t)(s->tb_jmp_target_addr + a0)); + tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_TMP0, 0); + set_jmp_reset_offset(s, a0); + break; + case INDEX_op_mb: tcg_out_mb(s, a0); break; -- 2.25.1