diff options
Diffstat (limited to 'tcg/tcg-runtime.c')
| -rw-r--r-- | tcg/tcg-runtime.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/tcg/tcg-runtime.c b/tcg/tcg-runtime.c index 7fa90ce508..ec3a34e461 100644 --- a/tcg/tcg-runtime.c +++ b/tcg/tcg-runtime.c @@ -149,23 +149,23 @@ void *HELPER(lookup_tb_ptr)(CPUArchState *env, target_ulong addr) CPUState *cpu = ENV_GET_CPU(env); TranslationBlock *tb; target_ulong cs_base, pc; - uint32_t flags; - - tb = atomic_rcu_read(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(addr)]); - if (likely(tb)) { - cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags); - if (likely(tb->pc == addr && tb->cs_base == cs_base && - tb->flags == flags)) { - goto found; - } + uint32_t flags, addr_hash; + + addr_hash = tb_jmp_cache_hash_func(addr); + tb = atomic_rcu_read(&cpu->tb_jmp_cache[addr_hash]); + cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags); + + if (unlikely(!(tb + && tb->pc == addr + && tb->cs_base == cs_base + && tb->flags == flags))) { tb = tb_htable_lookup(cpu, addr, cs_base, flags); - if (likely(tb)) { - atomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(addr)], tb); - goto found; + if (!tb) { + return tcg_ctx.code_gen_epilogue; } + atomic_set(&cpu->tb_jmp_cache[addr_hash], tb); } - return tcg_ctx.code_gen_epilogue; - found: + qemu_log_mask_and_addr(CPU_LOG_EXEC, addr, "Chain %p [%d: " TARGET_FMT_lx "] %s\n", tb->tc_ptr, cpu->cpu_index, addr, |