diff options
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/translate.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 7998ff57bf..d154e3f7b6 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -303,20 +303,30 @@ static inline TCGv gen_dest_gpr(DisasContext *dc, int reg) } } +static inline bool use_goto_tb(DisasContext *s, target_ulong pc, + target_ulong npc) +{ + if (unlikely(s->singlestep)) { + return false; + } + +#ifndef CONFIG_USER_ONLY + return (pc & TARGET_PAGE_MASK) == (s->tb->pc & TARGET_PAGE_MASK) && + (npc & TARGET_PAGE_MASK) == (s->tb->pc & TARGET_PAGE_MASK); +#else + return true; +#endif +} + static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc, target_ulong npc) { - TranslationBlock *tb; - - tb = s->tb; - if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) && - (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) && - !s->singlestep) { + if (use_goto_tb(s, pc, npc)) { /* jump to same page: we can use a direct jump */ tcg_gen_goto_tb(tb_num); tcg_gen_movi_tl(cpu_pc, pc); tcg_gen_movi_tl(cpu_npc, npc); - tcg_gen_exit_tb((uintptr_t)tb + tb_num); + tcg_gen_exit_tb((uintptr_t)s->tb + tb_num); } else { /* jump to another page: currently not optimized */ tcg_gen_movi_tl(cpu_pc, pc); |