tcg/loongarch64: Implement exit_tb/goto_tb
Signed-off-by: WANG Xuerui <git@xen0n.name> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20211221054105.178795-26-git@xen0n.name> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
parent
697a598059
commit
30d420e4d3
|
@ -980,6 +980,25 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
|
||||||
int c2 = const_args[2];
|
int c2 = const_args[2];
|
||||||
|
|
||||||
switch (opc) {
|
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:
|
case INDEX_op_mb:
|
||||||
tcg_out_mb(s, a0);
|
tcg_out_mb(s, a0);
|
||||||
break;
|
break;
|
||||||
|
|
Loading…
Reference in New Issue