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7#ifndef EXEC_TB_LOOKUP_H
8#define EXEC_TB_LOOKUP_H
9
10#include "qemu/osdep.h"
11
12#ifdef NEED_CPU_H
13#include "cpu.h"
14#else
15#include "exec/poison.h"
16#endif
17
18#include "exec/exec-all.h"
19#include "exec/tb-hash.h"
20
21
22static inline TranslationBlock *
23tb_lookup__cpu_state(CPUState *cpu, target_ulong *pc, target_ulong *cs_base,
24 uint32_t *flags, uint32_t cf_mask)
25{
26 CPUArchState *env = (CPUArchState *)cpu->env_ptr;
27 TranslationBlock *tb;
28 uint32_t hash;
29
30 cpu_get_tb_cpu_state(env, pc, cs_base, flags);
31 hash = tb_jmp_cache_hash_func(*pc);
32 tb = atomic_rcu_read(&cpu->tb_jmp_cache[hash]);
33 if (likely(tb &&
34 tb->pc == *pc &&
35 tb->cs_base == *cs_base &&
36 tb->flags == *flags &&
37 tb->trace_vcpu_dstate == *cpu->trace_dstate &&
38 (tb_cflags(tb) & (CF_HASH_MASK | CF_INVALID)) == cf_mask)) {
39 return tb;
40 }
41 tb = tb_htable_lookup(cpu, *pc, *cs_base, *flags, cf_mask);
42 if (tb == NULL) {
43 return NULL;
44 }
45 atomic_set(&cpu->tb_jmp_cache[hash], tb);
46 return tb;
47}
48
49#endif
50