1  /*
       2   * Copyright (c) 2021 The strace developers.
       3   * All rights reserved.
       4   *
       5   * SPDX-License-Identifier: LGPL-2.1-or-later
       6   */
       7  
       8  #ifdef MPERS_IS_m32
       9  # include "../sparc/arch_prstatus_regset.c"
      10  #else
      11  
      12  static void
      13  arch_decode_prstatus_regset(struct tcb *const tcp,
      14  			    const kernel_ulong_t addr,
      15  			    const kernel_ulong_t size)
      16  {
      17  	struct_prstatus_regset regs;
      18  	const size_t fetch_size = MIN(sizeof(regs), size);
      19  
      20  	if (!size || size & 7) {
      21  		printaddr(addr);
      22  	} else if (!umoven_or_printaddr(tcp, addr, fetch_size, &regs)) {
      23  		tprint_struct_begin();
      24  		PRINT_FIELD_ARRAY_UPTO(regs, g, fetch_size / 8, tcp,
      25  				       print_xint_array_member);
      26  		if (fetch_size > offsetof(struct_prstatus_regset, o)) {
      27  			const size_t len =
      28  				fetch_size - offsetof(struct_prstatus_regset, o);
      29  			tprint_struct_next();
      30  			PRINT_FIELD_ARRAY_UPTO(regs, o, len / 8, tcp,
      31  					       print_xint_array_member);
      32  		}
      33  		if (fetch_size > offsetof(struct_prstatus_regset, l)) {
      34  			const size_t len =
      35  				fetch_size - offsetof(struct_prstatus_regset, l);
      36  			tprint_struct_next();
      37  			PRINT_FIELD_ARRAY_UPTO(regs, l, len / 8, tcp,
      38  					       print_xint_array_member);
      39  		}
      40  		if (fetch_size > offsetof(struct_prstatus_regset, i)) {
      41  			const size_t len =
      42  				fetch_size - offsetof(struct_prstatus_regset, i);
      43  			tprint_struct_next();
      44  			PRINT_FIELD_ARRAY_UPTO(regs, i, len / 8, tcp,
      45  					       print_xint_array_member);
      46  		}
      47  
      48  		if (fetch_size > offsetof(struct_prstatus_regset, tstate)) {
      49  			tprint_struct_next();
      50  			PRINT_FIELD_X(regs, tstate);
      51  		}
      52  		if (fetch_size > offsetof(struct_prstatus_regset, tpc)) {
      53  			tprint_struct_next();
      54  			PRINT_FIELD_X(regs, tpc);
      55  		}
      56  		if (fetch_size > offsetof(struct_prstatus_regset, tnpc)) {
      57  			tprint_struct_next();
      58  			PRINT_FIELD_X(regs, tnpc);
      59  		}
      60  		if (fetch_size > offsetof(struct_prstatus_regset, y)) {
      61  			tprint_struct_next();
      62  			PRINT_FIELD_X(regs, y);
      63  		}
      64  		if (size > sizeof(regs)) {
      65  			tprint_struct_next();
      66  			tprint_more_data_follows();
      67  		}
      68  		tprint_struct_end();
      69  	}
      70  }
      71  
      72  #endif /* !MPERS_IS_m32 */