445     abi_ptr frame_addr, fpstate_addr, fxstate_addr, fpend_addr;  in setup_frame()  local
453     frame_addr = get_sigframe(ka, env, sizeof(struct sigframe), fpkind,  in setup_frame()
455     trace_user_setup_frame(env, frame_addr);  in setup_frame()
457     total_size = fpend_addr - frame_addr;  in setup_frame()
458     frame = lock_user(VERIFY_WRITE, frame_addr, total_size, 0);  in setup_frame()
464     fxstate = (void *)frame + (fxstate_addr - frame_addr);  in setup_frame()
468     fpstate = (void *)frame + (fpstate_addr - frame_addr);  in setup_frame()
487     unlock_user(frame, frame_addr, total_size);  in setup_frame()
490     env->regs[R_ESP] = frame_addr;  in setup_frame()
513     abi_ptr frame_addr, fpstate_addr, fxstate_addr, fpend_addr;  in setup_rt_frame()  local
521     frame_addr = get_sigframe(ka, env, sizeof(struct rt_sigframe), fpkind,  in setup_rt_frame()
523     trace_user_setup_rt_frame(env, frame_addr);  in setup_rt_frame()
525     total_size = fpend_addr - frame_addr;  in setup_rt_frame()
526     frame = lock_user(VERIFY_WRITE, frame_addr, total_size, 0);  in setup_rt_frame()
540     fxstate = (void *)frame + (fxstate_addr - frame_addr);  in setup_rt_frame()
544     fpstate = (void *)frame + (fpstate_addr - frame_addr);  in setup_rt_frame()
572     env->regs[R_ESP] = frame_addr;  in setup_rt_frame()
579     env->regs[R_EDX] = frame_addr + offsetof(struct rt_sigframe, info);  in setup_rt_frame()
581     env->regs[R_ECX] = frame_addr + offsetof(struct rt_sigframe, uc);  in setup_rt_frame()
586     env->regs[R_ESI] = frame_addr + offsetof(struct rt_sigframe, info);  in setup_rt_frame()
587     env->regs[R_EDX] = frame_addr + offsetof(struct rt_sigframe, uc);  in setup_rt_frame()
589     unlock_user(frame, frame_addr, total_size);  in setup_rt_frame()
797     abi_ulong frame_addr = env->regs[R_ESP] - 8;  in do_sigreturn()  local
801     trace_user_do_sigreturn(env, frame_addr);  in do_sigreturn()
802     if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) {  in do_sigreturn()
820     unlock_user_struct(frame, frame_addr, 0);  in do_sigreturn()
827     abi_ulong frame_addr;  in do_rt_sigreturn()  local
831     frame_addr = env->regs[R_ESP] - sizeof(abi_ulong);  in do_rt_sigreturn()
832     trace_user_do_rt_sigreturn(env, frame_addr);  in do_rt_sigreturn()
833     if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))  in do_rt_sigreturn()
844     unlock_user_struct(frame, frame_addr, 0);  in do_rt_sigreturn()
848     unlock_user_struct(frame, frame_addr, 0);  in do_rt_sigreturn()