355     abi_ptr frame_addr;  in setup_rt_frame()  local
358     frame_addr = get_sigframe(ka, env, &extctx);  in setup_rt_frame()
359     trace_user_setup_rt_frame(env, frame_addr);  in setup_rt_frame()
361     frame = lock_user(VERIFY_WRITE, frame_addr,  in setup_rt_frame()
369         extctx.lasx.haddr = (void *)frame + (extctx.lasx.gaddr - frame_addr);  in setup_rt_frame()
370         extctx.end.haddr = (void *)frame + (extctx.end.gaddr - frame_addr);  in setup_rt_frame()
372         extctx.lsx.haddr = (void *)frame + (extctx.lsx.gaddr - frame_addr);  in setup_rt_frame()
373         extctx.end.haddr = (void *)frame + (extctx.end.gaddr - frame_addr);  in setup_rt_frame()
375         extctx.fpu.haddr = (void *)frame + (extctx.fpu.gaddr - frame_addr);  in setup_rt_frame()
376         extctx.end.haddr = (void *)frame + (extctx.end.gaddr - frame_addr);  in setup_rt_frame()
392     env->gpr[5] = frame_addr + offsetof(struct target_rt_sigframe, rs_info);  in setup_rt_frame()
393     env->gpr[6] = frame_addr + offsetof(struct target_rt_sigframe, rs_uc);  in setup_rt_frame()
394     env->gpr[3] = frame_addr;  in setup_rt_frame()
398     unlock_user(frame, frame_addr, sizeof(*frame) + extctx.size);  in setup_rt_frame()
405     abi_ulong frame_addr;  in do_rt_sigreturn()  local
408     frame_addr = env->gpr[3];  in do_rt_sigreturn()
409     trace_user_do_rt_sigreturn(env, frame_addr);  in do_rt_sigreturn()
411     if (!parse_extcontext(&extctx, frame_addr + sizeof(*frame))) {  in do_rt_sigreturn()
415     frame = lock_user(VERIFY_READ, frame_addr,  in do_rt_sigreturn()
422         extctx.lasx.haddr = (void *)frame + (extctx.lasx.gaddr - frame_addr);  in do_rt_sigreturn()
424         extctx.lsx.haddr = (void *)frame + (extctx.lsx.gaddr - frame_addr);  in do_rt_sigreturn()
426         extctx.fpu.haddr = (void *)frame + (extctx.fpu.gaddr - frame_addr);  in do_rt_sigreturn()
436     unlock_user(frame, frame_addr, 0);  in do_rt_sigreturn()