diff options
Diffstat (limited to 'accel/tcg/cpu-exec.c')
| -rw-r--r-- | accel/tcg/cpu-exec.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index 66d38f9d85..e10b46283c 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -367,7 +367,8 @@ static inline void tb_add_jump(TranslationBlock *tb, int n, goto out_unlock_next; } /* Atomically claim the jump destination slot only if it was NULL */ - old = atomic_cmpxchg(&tb->jmp_dest[n], (uintptr_t)NULL, (uintptr_t)tb_next); + old = qatomic_cmpxchg(&tb->jmp_dest[n], (uintptr_t)NULL, + (uintptr_t)tb_next); if (old) { goto out_unlock_next; } @@ -407,7 +408,7 @@ static inline TranslationBlock *tb_find(CPUState *cpu, tb = tb_gen_code(cpu, pc, cs_base, flags, cf_mask); mmap_unlock(); /* We add the TB in the virtual pc hash table for the fast lookup */ - atomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(pc)], tb); + qatomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(pc)], tb); } #ifndef CONFIG_USER_ONLY /* We don't take care of direct jumps when address mapping changes in @@ -536,9 +537,9 @@ static inline bool cpu_handle_interrupt(CPUState *cpu, * Ensure zeroing happens before reading cpu->exit_request or * cpu->interrupt_request (see also smp_wmb in cpu_exit()) */ - atomic_mb_set(&cpu_neg(cpu)->icount_decr.u16.high, 0); + qatomic_mb_set(&cpu_neg(cpu)->icount_decr.u16.high, 0); - if (unlikely(atomic_read(&cpu->interrupt_request))) { + if (unlikely(qatomic_read(&cpu->interrupt_request))) { int interrupt_request; qemu_mutex_lock_iothread(); interrupt_request = cpu->interrupt_request; @@ -613,10 +614,10 @@ static inline bool cpu_handle_interrupt(CPUState *cpu, } /* Finally, check if we need to exit to the main loop. */ - if (unlikely(atomic_read(&cpu->exit_request)) + if (unlikely(qatomic_read(&cpu->exit_request)) || (use_icount && cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0)) { - atomic_set(&cpu->exit_request, 0); + qatomic_set(&cpu->exit_request, 0); if (cpu->exception_index == -1) { cpu->exception_index = EXCP_INTERRUPT; } @@ -642,7 +643,7 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb, } *last_tb = NULL; - insns_left = atomic_read(&cpu_neg(cpu)->icount_decr.u32); + insns_left = qatomic_read(&cpu_neg(cpu)->icount_decr.u32); if (insns_left < 0) { /* Something asked us to stop executing chained TBs; just * continue round the main loop. Whatever requested the exit |