2 * Debugger x86_64 specific functions
4 * Copyright 2004 Vincent BĂ©ron
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.
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.
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
23 #if defined(__x86_64__)
25 static unsigned be_x86_64_get_addr(HANDLE hThread
, const CONTEXT
* ctx
,
26 enum be_cpu_addr bca
, ADDRESS64
* addr
)
28 addr
->Mode
= AddrModeFlat
;
32 addr
->Segment
= ctx
->SegCs
;
33 addr
->Offset
= ctx
->Rip
;
35 case be_cpu_addr_stack
:
36 addr
->Segment
= ctx
->SegSs
;
37 addr
->Offset
= ctx
->Rsp
;
39 case be_cpu_addr_frame
:
40 addr
->Segment
= ctx
->SegSs
;
41 addr
->Offset
= ctx
->Rbp
;
49 static void be_x86_64_single_step(CONTEXT
* ctx
, unsigned enable
)
51 dbg_printf("not done single_step\n");
54 static void be_x86_64_print_context(HANDLE hThread
, const CONTEXT
* ctx
,
57 dbg_printf("Context printing for x86_64 not done yet\n");
60 static void be_x86_64_print_segment_info(HANDLE hThread
, const CONTEXT
* ctx
)
64 static struct dbg_internal_var be_x86_64_ctx
[] =
66 {CV_AMD64_AL
, "AL", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rax
), dbg_itype_unsigned_char_int
},
67 {CV_AMD64_BL
, "BL", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbx
), dbg_itype_unsigned_char_int
},
68 {CV_AMD64_CL
, "CL", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rcx
), dbg_itype_unsigned_char_int
},
69 {CV_AMD64_DL
, "DL", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdx
), dbg_itype_unsigned_char_int
},
70 {CV_AMD64_AH
, "AH", (DWORD
*)(FIELD_OFFSET(CONTEXT
, Rax
)+1), dbg_itype_unsigned_char_int
},
71 {CV_AMD64_BH
, "BH", (DWORD
*)(FIELD_OFFSET(CONTEXT
, Rbx
)+1), dbg_itype_unsigned_char_int
},
72 {CV_AMD64_CH
, "CH", (DWORD
*)(FIELD_OFFSET(CONTEXT
, Rcx
)+1), dbg_itype_unsigned_char_int
},
73 {CV_AMD64_DH
, "DH", (DWORD
*)(FIELD_OFFSET(CONTEXT
, Rdx
)+1), dbg_itype_unsigned_char_int
},
74 {CV_AMD64_AX
, "AX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rax
), dbg_itype_unsigned_short_int
},
75 {CV_AMD64_BX
, "BX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbx
), dbg_itype_unsigned_short_int
},
76 {CV_AMD64_CX
, "CX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rcx
), dbg_itype_unsigned_short_int
},
77 {CV_AMD64_DX
, "DX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdx
), dbg_itype_unsigned_short_int
},
78 {CV_AMD64_SP
, "SP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsp
), dbg_itype_unsigned_short_int
},
79 {CV_AMD64_BP
, "BP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbp
), dbg_itype_unsigned_short_int
},
80 {CV_AMD64_SI
, "SI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsi
), dbg_itype_unsigned_short_int
},
81 {CV_AMD64_DI
, "DI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdi
), dbg_itype_unsigned_short_int
},
82 {CV_AMD64_EAX
, "EAX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rax
), dbg_itype_unsigned_int
},
83 {CV_AMD64_EBX
, "EBX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbx
), dbg_itype_unsigned_int
},
84 {CV_AMD64_ECX
, "ECX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rcx
), dbg_itype_unsigned_int
},
85 {CV_AMD64_EDX
, "EDX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdx
), dbg_itype_unsigned_int
},
86 {CV_AMD64_ESP
, "ESP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsp
), dbg_itype_unsigned_int
},
87 {CV_AMD64_EBP
, "EBP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbp
), dbg_itype_unsigned_int
},
88 {CV_AMD64_ESI
, "ESI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsi
), dbg_itype_unsigned_int
},
89 {CV_AMD64_EDI
, "EDI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdi
), dbg_itype_unsigned_int
},
90 {CV_AMD64_ES
, "ES", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegEs
), dbg_itype_unsigned_short_int
},
91 {CV_AMD64_CS
, "CS", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegCs
), dbg_itype_unsigned_short_int
},
92 {CV_AMD64_SS
, "SS", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegSs
), dbg_itype_unsigned_short_int
},
93 {CV_AMD64_DS
, "DS", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegDs
), dbg_itype_unsigned_short_int
},
94 {CV_AMD64_FS
, "FS", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegFs
), dbg_itype_unsigned_short_int
},
95 {CV_AMD64_GS
, "GS", (DWORD
*)FIELD_OFFSET(CONTEXT
, SegGs
), dbg_itype_unsigned_short_int
},
96 {CV_AMD64_FLAGS
, "FLAGS", (DWORD
*)FIELD_OFFSET(CONTEXT
, EFlags
), dbg_itype_unsigned_short_int
},
97 {CV_AMD64_EFLAGS
, "EFLAGS", (DWORD
*)FIELD_OFFSET(CONTEXT
, EFlags
), dbg_itype_unsigned_int
},
98 {CV_AMD64_RIP
, "RIP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rip
), dbg_itype_unsigned_int
},
99 {CV_AMD64_RAX
, "RAX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rax
), dbg_itype_unsigned_long_int
},
100 {CV_AMD64_RBX
, "RBX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbx
), dbg_itype_unsigned_long_int
},
101 {CV_AMD64_RCX
, "RCX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rcx
), dbg_itype_unsigned_long_int
},
102 {CV_AMD64_RDX
, "RDX", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdx
), dbg_itype_unsigned_long_int
},
103 {CV_AMD64_RSP
, "RSP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsp
), dbg_itype_unsigned_long_int
},
104 {CV_AMD64_RBP
, "RBP", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rbp
), dbg_itype_unsigned_long_int
},
105 {CV_AMD64_RSI
, "RSI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rsi
), dbg_itype_unsigned_long_int
},
106 {CV_AMD64_RDI
, "RDI", (DWORD
*)FIELD_OFFSET(CONTEXT
, Rdi
), dbg_itype_unsigned_long_int
},
107 {CV_AMD64_R8
, "R8", (DWORD
*)FIELD_OFFSET(CONTEXT
, R8
), dbg_itype_unsigned_long_int
},
108 {CV_AMD64_R9
, "R9", (DWORD
*)FIELD_OFFSET(CONTEXT
, R9
), dbg_itype_unsigned_long_int
},
109 {CV_AMD64_R10
, "R10", (DWORD
*)FIELD_OFFSET(CONTEXT
, R10
), dbg_itype_unsigned_long_int
},
110 {CV_AMD64_R11
, "R11", (DWORD
*)FIELD_OFFSET(CONTEXT
, R11
), dbg_itype_unsigned_long_int
},
111 {CV_AMD64_R12
, "R12", (DWORD
*)FIELD_OFFSET(CONTEXT
, R12
), dbg_itype_unsigned_long_int
},
112 {CV_AMD64_R13
, "R13", (DWORD
*)FIELD_OFFSET(CONTEXT
, R13
), dbg_itype_unsigned_long_int
},
113 {CV_AMD64_R14
, "R14", (DWORD
*)FIELD_OFFSET(CONTEXT
, R14
), dbg_itype_unsigned_long_int
},
114 {CV_AMD64_R15
, "R15", (DWORD
*)FIELD_OFFSET(CONTEXT
, R15
), dbg_itype_unsigned_long_int
},
115 {0, NULL
, 0, dbg_itype_none
}
118 static const struct dbg_internal_var
* be_x86_64_init_registers(CONTEXT
* ctx
)
120 struct dbg_internal_var
* div
;
122 for (div
= be_x86_64_ctx
; div
->name
; div
++)
123 div
->pval
= (DWORD
*)((char*)ctx
+ (DWORD_PTR
)div
->pval
);
124 return be_x86_64_ctx
;
127 static unsigned be_x86_64_is_step_over_insn(const void* insn
)
129 dbg_printf("not done step_over_insn\n");
133 static unsigned be_x86_64_is_function_return(const void* insn
)
135 dbg_printf("not done is_function_return\n");
139 static unsigned be_x86_64_is_break_insn(const void* insn
)
141 dbg_printf("not done is_break_insn\n");
145 static unsigned be_x86_64_is_func_call(const void* insn
, ADDRESS64
* callee
)
147 dbg_printf("not done is_func_call\n");
151 static void be_x86_64_disasm_one_insn(ADDRESS64
* addr
, int display
)
153 dbg_printf("Disasm NIY\n");
156 static unsigned be_x86_64_insert_Xpoint(HANDLE hProcess
, const struct be_process_io
* pio
,
157 CONTEXT
* ctx
, enum be_xpoint_type type
,
158 void* addr
, unsigned long* val
, unsigned size
)
160 dbg_printf("not done insert_Xpoint\n");
164 static unsigned be_x86_64_remove_Xpoint(HANDLE hProcess
, const struct be_process_io
* pio
,
165 CONTEXT
* ctx
, enum be_xpoint_type type
,
166 void* addr
, unsigned long val
, unsigned size
)
168 dbg_printf("not done remove_Xpoint\n");
172 static unsigned be_x86_64_is_watchpoint_set(const CONTEXT
* ctx
, unsigned idx
)
174 dbg_printf("not done is_watchpoint_set\n");
178 static void be_x86_64_clear_watchpoint(CONTEXT
* ctx
, unsigned idx
)
180 dbg_printf("not done clear_watchpoint\n");
183 static int be_x86_64_adjust_pc_for_break(CONTEXT
* ctx
, BOOL way
)
194 static int be_x86_64_fetch_integer(const struct dbg_lvalue
* lvalue
, unsigned size
,
195 unsigned ext_sign
, LONGLONG
* ret
)
197 dbg_printf("not done fetch_integer\n");
201 static int be_x86_64_fetch_float(const struct dbg_lvalue
* lvalue
, unsigned size
,
204 dbg_printf("not done fetch_float\n");
208 struct backend_cpu be_x86_64
=
213 be_x86_64_single_step
,
214 be_x86_64_print_context
,
215 be_x86_64_print_segment_info
,
216 be_x86_64_init_registers
,
217 be_x86_64_is_step_over_insn
,
218 be_x86_64_is_function_return
,
219 be_x86_64_is_break_insn
,
220 be_x86_64_is_func_call
,
221 be_x86_64_disasm_one_insn
,
222 be_x86_64_insert_Xpoint
,
223 be_x86_64_remove_Xpoint
,
224 be_x86_64_is_watchpoint_set
,
225 be_x86_64_clear_watchpoint
,
226 be_x86_64_adjust_pc_for_break
,
227 be_x86_64_fetch_integer
,
228 be_x86_64_fetch_float
,