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target/openrisc: Use translator_use_goto_tb

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Reorder the control statements to allow using the page boundary
check from translator_use_goto_tb().

Reviewed-by: Stafford Horne <shorne@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-06-20 16:28:24 -07:00
parent 6082414e3f
commit adf1f3dee6
1 changed files with 8 additions and 7 deletions
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15
target/openrisc/translate.c
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@ -1719,16 +1719,17 @@ static void openrisc_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
/* fallthru */
case DISAS_TOO_MANY:
if (unlikely(dc->base.singlestep_enabled)) {
tcg_gen_movi_tl(cpu_pc, jmp_dest);
gen_exception(dc, EXCP_DEBUG);
} else if ((dc->base.pc_first ^ jmp_dest) & TARGET_PAGE_MASK) {
tcg_gen_movi_tl(cpu_pc, jmp_dest);
tcg_gen_lookup_and_goto_ptr();
} else {
if (translator_use_goto_tb(&dc->base, jmp_dest)) {
tcg_gen_goto_tb(0);
tcg_gen_movi_tl(cpu_pc, jmp_dest);
tcg_gen_exit_tb(dc->base.tb, 0);
break;
}
tcg_gen_movi_tl(cpu_pc, jmp_dest);
if (unlikely(dc->base.singlestep_enabled)) {
gen_exception(dc, EXCP_DEBUG);
} else {
tcg_gen_lookup_and_goto_ptr();
}
break;