dlls/dbghelp/cpu_arm.c

   1 /*
   2  * File cpu_arm.c
   3  *
   4  * Copyright (C) 2009-2009, Eric Pouech
   5  * Copyright (C) 2010, André Hentschel
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <assert.h>
  23
  24 #include "ntstatus.h"
  25 #define WIN32_NO_STATUS
  26 #include "dbghelp_private.h"
  27 #include "winternl.h"
  28 #include "wine/debug.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
  31
  32 static unsigned arm_get_addr(HANDLE hThread, const CONTEXT* ctx,
  33                              enum cpu_addr ca, ADDRESS64* addr)
  34 {
  35     addr->Mode    = AddrModeFlat;
  36     addr->Segment = 0; /* don't need segment */
  37     switch (ca)
  38     {
  39 #ifdef __arm__
  40     case cpu_addr_pc:    addr->Offset = ctx->Pc; return TRUE;
  41     case cpu_addr_stack: addr->Offset = ctx->Sp; return TRUE;
  42     case cpu_addr_frame: addr->Offset = ctx->Fp; return TRUE;
  43 #endif
  44     default: addr->Mode = -1;
  45         return FALSE;
  46     }
  47 }
  48
  49 static BOOL arm_stack_walk(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame, CONTEXT* context)
  50 {
  51     FIXME("not done for ARM\n");
  52     return FALSE;
  53 }
  54
  55 static unsigned arm_map_dwarf_register(unsigned regno)
  56 {
  57     FIXME("not done for ARM\n");
  58     return 0;
  59 }
  60
  61 static void* arm_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
  62 {
  63     FIXME("not done for ARM\n");
  64     return NULL;
  65 }
  66
  67 static const char* arm_fetch_regname(unsigned regno)
  68 {
  69     FIXME("Unknown register %x\n", regno);
  70     return NULL;
  71 }
  72
  73 struct cpu cpu_arm = {
  74     IMAGE_FILE_MACHINE_ARM,
  75     4,
  76     arm_get_addr,
  77     arm_stack_walk,
  78     NULL,
  79     arm_map_dwarf_register,
  80     arm_fetch_context_reg,
  81     arm_fetch_regname,
  82 };