diff options
Diffstat (limited to 'target-ppc/translate.c')
| -rw-r--r-- | target-ppc/translate.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index b3860ecdea..d485d7c7cb 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -3822,19 +3822,29 @@ static inline void gen_update_cfar(DisasContext *ctx, target_ulong nip) #endif } +static inline bool use_goto_tb(DisasContext *ctx, target_ulong dest) +{ + if (unlikely(ctx->singlestep_enabled)) { + return false; + } + +#ifndef CONFIG_USER_ONLY + return (ctx->tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK); +#else + return true; +#endif +} + /*** Branch ***/ static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) { - TranslationBlock *tb; - tb = ctx->tb; if (NARROW_MODE(ctx)) { dest = (uint32_t) dest; } - if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) && - likely(!ctx->singlestep_enabled)) { + if (use_goto_tb(ctx, dest)) { tcg_gen_goto_tb(n); tcg_gen_movi_tl(cpu_nip, dest & ~3); - tcg_gen_exit_tb((uintptr_t)tb + n); + tcg_gen_exit_tb((uintptr_t)ctx->tb + n); } else { tcg_gen_movi_tl(cpu_nip, dest & ~3); if (unlikely(ctx->singlestep_enabled)) { |