201   struct CacheState {  struct
205     CacheState& operator=(CacheState&&) V8_NOEXCEPT = default;  argument
209     enum class SpillLocation { kTopOfStack, kStackSlots };
227     base::SmallVector<VarState, 8> stack_state;
228     LiftoffRegList used_registers;
229     uint32_t register_use_count[kAfterMaxLiftoffRegCode] = {0};
230     LiftoffRegList last_spilled_regs;
231     Register cached_instance = no_reg;
232     Register cached_mem_start = no_reg;
245       LiftoffRegList candidates = GetCacheRegList(rc);
249     bool has_unused_register(LiftoffRegList candidates) const {  in has_unused_register()
258         Register high = unused_register(kGpReg, pinned).gp();
269       LiftoffRegList candidates = GetCacheRegList(rc);
283     bool has_volatile_register(LiftoffRegList candidates) {  in has_volatile_register()
288     LiftoffRegister take_volatile_register(LiftoffRegList candidates) {  in take_volatile_register()
307     void SetCacheRegister(Register* cache, Register reg) {  in SetCacheRegister()
316     void SetInstanceCacheRegister(Register reg) {  in SetInstanceCacheRegister()
320     void SetMemStartCacheRegister(Register reg) {  in SetMemStartCacheRegister()
324     Register TrySetCachedInstanceRegister(LiftoffRegList pinned) {  in TrySetCachedInstanceRegister()
339     void ClearCacheRegister(Register* cache) {  in ClearCacheRegister()
349     void ClearCachedInstanceRegister() { ClearCacheRegister(&cached_instance); }  in ClearCachedInstanceRegister()
351     void ClearCachedMemStartRegister() {  in ClearCachedMemStartRegister()
355     void ClearAllCacheRegisters() {  in ClearAllCacheRegisters()
360     void inc_used(LiftoffRegister reg) {  in inc_used()
372     void dec_used(LiftoffRegister reg) {  in dec_used()
384     bool is_used(LiftoffRegister reg) const {  in is_used()
391     uint32_t get_use_count(LiftoffRegister reg) const {  in get_use_count()
401     void clear_used(LiftoffRegister reg) {  in clear_used()
432     void InitMerge(const CacheState& source, uint32_t num_locals,  argument
445     CacheState& operator=(const CacheState&) V8_NOEXCEPT = default;  argument