programs/winedbg/be_sparc.c

   1 /*
   2  * Debugger Sparc specific functions
   3  *
   4  * Copyright 2010 Austin English
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "debugger.h"
  22
  23 #if defined(__sparc__)
  24
  25 static unsigned be_sparc_get_addr(HANDLE hThread, const CONTEXT* ctx,
  26                                  enum be_cpu_addr bca, ADDRESS64* addr)
  27 {
  28     dbg_printf("not done for Sparc\n");
  29     return FALSE;
  30 }
  31
  32 static unsigned be_sparc_get_register_info(int regno, enum be_cpu_addr* kind)
  33 {
  34     dbg_printf("not done for Sparc\n");
  35     return FALSE;
  36 }
  37
  38 static void be_sparc_single_step(CONTEXT* ctx, unsigned enable)
  39 {
  40     dbg_printf("not done for Sparc\n");
  41 }
  42
  43 static void be_sparc_print_context(HANDLE hThread, const CONTEXT* ctx, int all_regs)
  44 {
  45     dbg_printf("not done for Sparc\n");
  46 }
  47
  48 static void be_sparc_print_segment_info(HANDLE hThread, const CONTEXT* ctx)
  49 {
  50     dbg_printf("not done for Sparc\n");
  51 }
  52
  53 static struct dbg_internal_var be_sparc_ctx[] =
  54 {
  55     {0, NULL, 0, dbg_itype_none}
  56 };
  57
  58 static unsigned be_sparc_is_step_over_insn(const void* insn)
  59 {
  60     dbg_printf("not done for Sparc\n");
  61     return FALSE;
  62 }
  63
  64 static unsigned be_sparc_is_function_return(const void* insn)
  65 {
  66     dbg_printf("not done for Sparc\n");
  67     return FALSE;
  68 }
  69
  70 static unsigned be_sparc_is_break_insn(const void* insn)
  71 {
  72     dbg_printf("not done for Sparc\n");
  73     return FALSE;
  74 }
  75
  76 static unsigned be_sparc_is_func_call(const void* insn, ADDRESS64* callee)
  77 {
  78     return FALSE;
  79 }
  80
  81 static unsigned be_sparc_is_jump(const void* insn, ADDRESS64* jumpee)
  82 {
  83     return FALSE;
  84 }
  85
  86 static void be_sparc_disasm_one_insn(ADDRESS64* addr, int display)
  87 {
  88     dbg_printf("not done for Sparc\n");
  89 }
  90
  91 static unsigned be_sparc_insert_Xpoint(HANDLE hProcess, const struct be_process_io* pio,
  92                                        CONTEXT* ctx, enum be_xpoint_type type,
  93                                        void* addr, unsigned long* val, unsigned size)
  94 {
  95     dbg_printf("not done for Sparc\n");
  96     return 0;
  97 }
  98
  99 static unsigned be_sparc_remove_Xpoint(HANDLE hProcess, const struct be_process_io* pio,
 100                                        CONTEXT* ctx, enum be_xpoint_type type,
 101                                        void* addr, unsigned long val, unsigned size)
 102 {
 103     dbg_printf("not done for Sparc\n");
 104     return FALSE;
 105 }
 106
 107 static unsigned be_sparc_is_watchpoint_set(const CONTEXT* ctx, unsigned idx)
 108 {
 109     dbg_printf("not done for Sparc\n");
 110     return FALSE;
 111 }
 112
 113 static void be_sparc_clear_watchpoint(CONTEXT* ctx, unsigned idx)
 114 {
 115     dbg_printf("not done for Sparc\n");
 116 }
 117
 118 static int be_sparc_adjust_pc_for_break(CONTEXT* ctx, BOOL way)
 119 {
 120     dbg_printf("not done for Sparc\n");
 121     return 0;
 122 }
 123
 124 static int be_sparc_fetch_integer(const struct dbg_lvalue* lvalue, unsigned size,
 125                                   unsigned ext_sign, LONGLONG* ret)
 126 {
 127     dbg_printf("not done for Sparc\n");
 128     return FALSE;
 129 }
 130
 131 static int be_sparc_fetch_float(const struct dbg_lvalue* lvalue, unsigned size,
 132                                 long double* ret)
 133 {
 134     dbg_printf("not done for Sparc\n");
 135     return FALSE;
 136 }
 137
 138 struct backend_cpu be_sparc =
 139 {
 140     IMAGE_FILE_MACHINE_SPARC,
 141     4,
 142     be_cpu_linearize,
 143     be_cpu_build_addr,
 144     be_sparc_get_addr,
 145     be_sparc_get_register_info,
 146     be_sparc_single_step,
 147     be_sparc_print_context,
 148     be_sparc_print_segment_info,
 149     be_sparc_ctx,
 150     be_sparc_is_step_over_insn,
 151     be_sparc_is_function_return,
 152     be_sparc_is_break_insn,
 153     be_sparc_is_func_call,
 154     be_sparc_is_jump,
 155     be_sparc_disasm_one_insn,
 156     be_sparc_insert_Xpoint,
 157     be_sparc_remove_Xpoint,
 158     be_sparc_is_watchpoint_set,
 159     be_sparc_clear_watchpoint,
 160     be_sparc_adjust_pc_for_break,
 161     be_sparc_fetch_integer,
 162     be_sparc_fetch_float,
 163 };
 164 #endif