granicus.if.org Git - strace/blob - or1k_atomic.c

   1 /*
   2  * Copyright (c) 2013 Christian Svensson <blue@cmd.nu>
   3  * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
   4  * Copyright (c) 2014-2018 The strace developers.
   5  * All rights reserved.
   6  *
   7  * SPDX-License-Identifier: LGPL-2.1-or-later
   8  */
   9
  10 #include "defs.h"
  11
  12 #ifdef OR1K
  13
  14 # define OR1K_ATOMIC_SWAP       1
  15 # define OR1K_ATOMIC_CMPXCHG    2
  16 # define OR1K_ATOMIC_XCHG       3
  17 # define OR1K_ATOMIC_ADD                4
  18 # define OR1K_ATOMIC_DECPOS     5
  19 # define OR1K_ATOMIC_AND                6
  20 # define OR1K_ATOMIC_OR         7
  21 # define OR1K_ATOMIC_UMAX       8
  22 # define OR1K_ATOMIC_UMIN       9
  23
  24 # include "xlat/atomic_ops.h"
  25
  26 SYS_FUNC(or1k_atomic)
  27 {
  28         printxval64(atomic_ops, tcp->u_arg[0], "???");
  29         switch (tcp->u_arg[0]) {
  30         case OR1K_ATOMIC_SWAP:
  31                 tprintf(", 0x%lx, 0x%lx", tcp->u_arg[1], tcp->u_arg[2]);
  32                 break;
  33         case OR1K_ATOMIC_CMPXCHG:
  34                 tprintf(", 0x%lx, %#lx, %#lx", tcp->u_arg[1], tcp->u_arg[2],
  35                         tcp->u_arg[3]);
  36                 break;
  37
  38         case OR1K_ATOMIC_XCHG:
  39         case OR1K_ATOMIC_ADD:
  40         case OR1K_ATOMIC_AND:
  41         case OR1K_ATOMIC_OR:
  42         case OR1K_ATOMIC_UMAX:
  43         case OR1K_ATOMIC_UMIN:
  44                 tprintf(", 0x%lx, %#lx", tcp->u_arg[1], tcp->u_arg[2]);
  45                 break;
  46
  47         case OR1K_ATOMIC_DECPOS:
  48                 tprintf(", 0x%lx", tcp->u_arg[1]);
  49                 break;
  50
  51         default:
  52                 break;
  53         }
  54
  55         return RVAL_DECODED | RVAL_HEX;
  56 }
  57
  58 #endif /* OR1K */