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winedbg: Make be_cpu process-specific. 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2018-06-12 17:53:16 -05:00 committed by Alexandre Julliard
parent 14ff4bfefe
commit 42bbeedbe4
15 changed files with 101 additions and 101 deletions
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2
programs/winedbg/be_cpu.h
View File

@ -116,8 +116,6 @@ struct backend_cpu
BOOL (*store_integer)(const struct dbg_lvalue* lvalue, unsigned size, BOOL is_signed, LONGLONG); BOOL (*store_integer)(const struct dbg_lvalue* lvalue, unsigned size, BOOL is_signed, LONGLONG);
}; };
extern struct backend_cpu* be_cpu;
/* some handy functions for non segmented CPUs */ /* some handy functions for non segmented CPUs */
void* be_cpu_linearize(HANDLE hThread, const ADDRESS64*); void* be_cpu_linearize(HANDLE hThread, const ADDRESS64*);
BOOL be_cpu_build_addr(HANDLE hThread, const CONTEXT* ctx, ADDRESS64* addr, BOOL be_cpu_build_addr(HANDLE hThread, const CONTEXT* ctx, ADDRESS64* addr,

40
programs/winedbg/break.c
View File

@ -63,15 +63,13 @@ void break_set_xpoints(BOOL set)
addr = memory_to_linear_addr(&bp[i].addr); addr = memory_to_linear_addr(&bp[i].addr);
if (set) if (set)
ret = be_cpu->insert_Xpoint(dbg_curr_process->handle, ret = dbg_curr_process->be_cpu->insert_Xpoint(dbg_curr_process->handle,
dbg_curr_process->process_io, dbg_curr_process->process_io, &dbg_context, bp[i].xpoint_type,
&dbg_context, bp[i].xpoint_type, addr, addr, &bp[i].info, size);
&bp[i].info, size);
else else
ret = be_cpu->remove_Xpoint(dbg_curr_process->handle, ret = dbg_curr_process->be_cpu->remove_Xpoint(dbg_curr_process->handle,
dbg_curr_process->process_io, dbg_curr_process->process_io, &dbg_context, bp[i].xpoint_type,
&dbg_context, bp[i].xpoint_type, addr, addr, bp[i].info, size);
bp[i].info, size);
if (!ret) if (!ret)
{ {
dbg_printf("Invalid address ("); dbg_printf("Invalid address (");
@ -572,9 +570,9 @@ static int find_triggered_watch(void)
DWORD64 val = 0; DWORD64 val = 0;
if (bp[i].refcount && bp[i].enabled && !is_xpoint_break(i) && if (bp[i].refcount && bp[i].enabled && !is_xpoint_break(i) &&
(be_cpu->is_watchpoint_set(&dbg_context, bp[i].info))) (dbg_curr_process->be_cpu->is_watchpoint_set(&dbg_context, bp[i].info)))
{ {
be_cpu->clear_watchpoint(&dbg_context, bp[i].info); dbg_curr_process->be_cpu->clear_watchpoint(&dbg_context, bp[i].info);
if (get_watched_value(i, &val)) if (get_watched_value(i, &val))
{ {
@ -599,7 +597,7 @@ static int find_triggered_watch(void)
{ {
if (val != bp[i].w.oldval) if (val != bp[i].w.oldval)
{ {
be_cpu->clear_watchpoint(&dbg_context, bp[i].info); dbg_curr_process->be_cpu->clear_watchpoint(&dbg_context, bp[i].info);
bp[i].w.oldval = val; bp[i].w.oldval = val;
found = i; found = i;
/* cannot break, because two watch points may have been triggered on /* cannot break, because two watch points may have been triggered on
@ -805,7 +803,7 @@ void break_adjust_pc(ADDRESS64* addr, DWORD code, BOOL first_chance, BOOL* is_br
/* If not single-stepping, back up to the break instruction */ /* If not single-stepping, back up to the break instruction */
if (code == EXCEPTION_BREAKPOINT) if (code == EXCEPTION_BREAKPOINT)
addr->Offset += be_cpu->adjust_pc_for_break(&dbg_context, TRUE); addr->Offset += dbg_curr_process->be_cpu->adjust_pc_for_break(&dbg_context, TRUE);
dbg_curr_thread->stopped_xpoint = find_xpoint(addr, be_xpoint_break); dbg_curr_thread->stopped_xpoint = find_xpoint(addr, be_xpoint_break);
dbg_curr_process->bp[0].enabled = FALSE; /* disable the step-over breakpoint */ dbg_curr_process->bp[0].enabled = FALSE; /* disable the step-over breakpoint */
@ -821,7 +819,7 @@ void break_adjust_pc(ADDRESS64* addr, DWORD code, BOOL first_chance, BOOL* is_br
{ {
/* If not single-stepping, do not back up over the break instruction */ /* If not single-stepping, do not back up over the break instruction */
if (code == EXCEPTION_BREAKPOINT) if (code == EXCEPTION_BREAKPOINT)
addr->Offset += be_cpu->adjust_pc_for_break(&dbg_context, FALSE); addr->Offset += dbg_curr_process->be_cpu->adjust_pc_for_break(&dbg_context, FALSE);
return; return;
} }
} }
@ -833,7 +831,7 @@ void break_adjust_pc(ADDRESS64* addr, DWORD code, BOOL first_chance, BOOL* is_br
if (dbg_curr_thread->stopped_xpoint == -1 && code == EXCEPTION_BREAKPOINT) if (dbg_curr_thread->stopped_xpoint == -1 && code == EXCEPTION_BREAKPOINT)
{ {
*is_break = TRUE; *is_break = TRUE;
addr->Offset += be_cpu->adjust_pc_for_break(&dbg_context, FALSE); addr->Offset += dbg_curr_process->be_cpu->adjust_pc_for_break(&dbg_context, FALSE);
} }
} }
@ -890,7 +888,7 @@ void break_restart_execution(int count)
dbg_printf("Not stopped at any breakpoint; argument ignored.\n"); dbg_printf("Not stopped at any breakpoint; argument ignored.\n");
} }
if (mode == dbg_exec_finish && be_cpu->is_function_return(linear)) if (mode == dbg_exec_finish && dbg_curr_process->be_cpu->is_function_return(linear))
{ {
mode = ret_mode = dbg_exec_step_into_insn; mode = ret_mode = dbg_exec_step_into_insn;
} }
@ -901,7 +899,7 @@ void break_restart_execution(int count)
* FIXME - we need to check for things like thunks or trampolines, * FIXME - we need to check for things like thunks or trampolines,
* as the actual function may in fact have debug info. * as the actual function may in fact have debug info.
*/ */
if (be_cpu->is_function_call(linear, &callee)) if (dbg_curr_process->be_cpu->is_function_call(linear, &callee))
{ {
status = symbol_get_function_line_status(&callee); status = symbol_get_function_line_status(&callee);
#if 0 #if 0
@ -936,7 +934,7 @@ void break_restart_execution(int count)
switch (mode) switch (mode)
{ {
case dbg_exec_cont: /* Continuous execution */ case dbg_exec_cont: /* Continuous execution */
be_cpu->single_step(&dbg_context, FALSE); dbg_curr_process->be_cpu->single_step(&dbg_context, FALSE);
break_set_xpoints(TRUE); break_set_xpoints(TRUE);
break; break;
@ -968,16 +966,16 @@ void break_restart_execution(int count)
case dbg_exec_finish: case dbg_exec_finish:
case dbg_exec_step_over_insn: /* Stepping over a call */ case dbg_exec_step_over_insn: /* Stepping over a call */
case dbg_exec_step_over_line: /* Stepping over a call */ case dbg_exec_step_over_line: /* Stepping over a call */
if (be_cpu->is_step_over_insn(linear)) if (dbg_curr_process->be_cpu->is_step_over_insn(linear))
{ {
be_cpu->disasm_one_insn(&addr, FALSE); dbg_curr_process->be_cpu->disasm_one_insn(&addr, FALSE);
dbg_curr_process->bp[0].addr = addr; dbg_curr_process->bp[0].addr = addr;
dbg_curr_process->bp[0].enabled = TRUE; dbg_curr_process->bp[0].enabled = TRUE;
dbg_curr_process->bp[0].refcount = 1; dbg_curr_process->bp[0].refcount = 1;
dbg_curr_process->bp[0].skipcount = 0; dbg_curr_process->bp[0].skipcount = 0;
dbg_curr_process->bp[0].xpoint_type = be_xpoint_break; dbg_curr_process->bp[0].xpoint_type = be_xpoint_break;
dbg_curr_process->bp[0].condition = NULL; dbg_curr_process->bp[0].condition = NULL;
be_cpu->single_step(&dbg_context, FALSE); dbg_curr_process->be_cpu->single_step(&dbg_context, FALSE);
break_set_xpoints(TRUE); break_set_xpoints(TRUE);
break; break;
} }
@ -985,7 +983,7 @@ void break_restart_execution(int count)
case dbg_exec_step_into_line: /* Single-stepping a line */ case dbg_exec_step_into_line: /* Single-stepping a line */
case dbg_exec_step_into_insn: /* Single-stepping an instruction */ case dbg_exec_step_into_insn: /* Single-stepping an instruction */
be_cpu->single_step(&dbg_context, TRUE); dbg_curr_process->be_cpu->single_step(&dbg_context, TRUE);
break; break;
default: RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); default: RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
} }

4
programs/winedbg/db_disasm.c
View File

@ -1800,8 +1800,8 @@ void be_i386_disasm_one_insn(ADDRESS64 *addr, int display)
short_addr ? 2 : 4, FALSE ); short_addr ? 2 : 4, FALSE );
get_value_inc( address.Segment, addr, /* segment */ get_value_inc( address.Segment, addr, /* segment */
2, FALSE ); 2, FALSE );
be_cpu->build_addr(dbg_curr_thread->handle, &dbg_context, dbg_curr_process->be_cpu->build_addr(dbg_curr_thread->handle,
&address, address.Segment, address.Offset); &dbg_context, &address, address.Segment, address.Offset);
if( db_display ) if( db_display )
{ {
print_address( &address, TRUE ); print_address( &address, TRUE );

4
programs/winedbg/dbg.y
View File

@ -270,8 +270,8 @@ info_command:
tINFO tBREAK { break_info(); } tINFO tBREAK { break_info(); }
| tINFO tSHARE { info_win32_module(0); } | tINFO tSHARE { info_win32_module(0); }
| tINFO tSHARE expr_rvalue { info_win32_module($3); } | tINFO tSHARE expr_rvalue { info_win32_module($3); }
| tINFO tREGS { be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0); } | tINFO tREGS { dbg_curr_process->be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0); }
| tINFO tALLREGS { be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 1); } | tINFO tALLREGS { dbg_curr_process->be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 1); }
| tINFO tSEGMENTS expr_rvalue { info_win32_segments($3 >> 3, 1); } | tINFO tSEGMENTS expr_rvalue { info_win32_segments($3 >> 3, 1); }
| tINFO tSEGMENTS { info_win32_segments(0, -1); } | tINFO tSEGMENTS { info_win32_segments(0, -1); }
| tINFO tSTACK tNUM { stack_info($3); } | tINFO tSTACK tNUM { stack_info($3); }

3
programs/winedbg/debugger.h
View File

@ -39,7 +39,7 @@
#include "oaidl.h" #include "oaidl.h"
#include <wine/list.h> #include <wine/list.h>
#define ADDRSIZE (be_cpu->pointer_size) #define ADDRSIZE (dbg_curr_process->be_cpu->pointer_size)
#define ADDRWIDTH (ADDRSIZE * 2) #define ADDRWIDTH (ADDRSIZE * 2)
/* the debugger uses these exceptions for its internal use */ /* the debugger uses these exceptions for its internal use */
@ -228,6 +228,7 @@ struct dbg_process
void* pio_data; void* pio_data;
const WCHAR* imageName; const WCHAR* imageName;
struct list threads; struct list threads;
struct backend_cpu* be_cpu;
BOOL continue_on_first_exception : 1, BOOL continue_on_first_exception : 1,
active_debuggee : 1; active_debuggee : 1;
struct dbg_breakpoint bp[MAX_BREAKPOINTS]; struct dbg_breakpoint bp[MAX_BREAKPOINTS];

4
programs/winedbg/expr.c
View File

@ -546,8 +546,8 @@ struct dbg_lvalue expr_eval(struct expr* exp)
case EXP_OP_SEG: case EXP_OP_SEG:
rtn.type.id = dbg_itype_segptr; rtn.type.id = dbg_itype_segptr;
rtn.type.module = 0; rtn.type.module = 0;
be_cpu->build_addr(dbg_curr_thread->handle, &dbg_context, &rtn.addr, dbg_curr_process->be_cpu->build_addr(dbg_curr_thread->handle, &dbg_context, &rtn.addr,
types_extract_as_integer(&exp1), types_extract_as_integer(&exp2)); types_extract_as_integer(&exp1), types_extract_as_integer(&exp2));
break; break;
case EXP_OP_LOR: case EXP_OP_LOR:
exp->un.binop.result = (types_extract_as_integer(&exp1) || types_extract_as_integer(&exp2)); exp->un.binop.result = (types_extract_as_integer(&exp1) || types_extract_as_integer(&exp2));

17
programs/winedbg/gdbproxy.c
View File

@ -886,7 +886,8 @@ static void wait_for_debuggee(struct gdb_context* gdbctx)
static void detach_debuggee(struct gdb_context* gdbctx, BOOL kill) static void detach_debuggee(struct gdb_context* gdbctx, BOOL kill)
{ {
be_cpu->single_step(&gdbctx->context, FALSE); assert(gdbctx->process->be_cpu);
gdbctx->process->be_cpu->single_step(&gdbctx->context, FALSE);
resume_debuggee(gdbctx, DBG_CONTINUE); resume_debuggee(gdbctx, DBG_CONTINUE);
if (!kill) if (!kill)
DebugActiveProcessStop(gdbctx->process->pid); DebugActiveProcessStop(gdbctx->process->pid);
@ -1309,13 +1310,13 @@ static enum packet_return packet_verbose_cont(struct gdb_context* gdbctx)
switch (gdbctx->in_packet[actionIndex[i] + 1]) switch (gdbctx->in_packet[actionIndex[i] + 1])
{ {
case 's': /* step */ case 's': /* step */
be_cpu->single_step(&gdbctx->context, TRUE); gdbctx->process->be_cpu->single_step(&gdbctx->context, TRUE);
/* fall through*/ /* fall through*/
case 'c': /* continue */ case 'c': /* continue */
resume_debuggee_thread(gdbctx, DBG_CONTINUE, threadID); resume_debuggee_thread(gdbctx, DBG_CONTINUE, threadID);
break; break;
case 'S': /* step Sig, */ case 'S': /* step Sig, */
be_cpu->single_step(&gdbctx->context, TRUE); gdbctx->process->be_cpu->single_step(&gdbctx->context, TRUE);
/* fall through */ /* fall through */
case 'C': /* continue sig */ case 'C': /* continue sig */
hex_from(&sig, gdbctx->in_packet + actionIndex[i] + 2, 1); hex_from(&sig, gdbctx->in_packet + actionIndex[i] + 2, 1);
@ -1352,13 +1353,13 @@ static enum packet_return packet_verbose_cont(struct gdb_context* gdbctx)
switch (gdbctx->in_packet[actionIndex[defaultAction] + 1]) switch (gdbctx->in_packet[actionIndex[defaultAction] + 1])
{ {
case 's': /* step */ case 's': /* step */
be_cpu->single_step(&gdbctx->context, TRUE); gdbctx->process->be_cpu->single_step(&gdbctx->context, TRUE);
/* fall through */ /* fall through */
case 'c': /* continue */ case 'c': /* continue */
resume_debuggee_thread(gdbctx, DBG_CONTINUE, threadID); resume_debuggee_thread(gdbctx, DBG_CONTINUE, threadID);
break; break;
case 'S': case 'S':
be_cpu->single_step(&gdbctx->context, TRUE); gdbctx->process->be_cpu->single_step(&gdbctx->context, TRUE);
/* fall through */ /* fall through */
case 'C': /* continue sig */ case 'C': /* continue sig */
hex_from(&sig, gdbctx->in_packet + actionIndex[defaultAction] + 2, 1); hex_from(&sig, gdbctx->in_packet + actionIndex[defaultAction] + 2, 1);
@ -1375,7 +1376,7 @@ static enum packet_return packet_verbose_cont(struct gdb_context* gdbctx)
} /* if(defaultAction >=0) */ } /* if(defaultAction >=0) */
wait_for_debuggee(gdbctx); wait_for_debuggee(gdbctx);
be_cpu->single_step(&gdbctx->context, FALSE); gdbctx->process->be_cpu->single_step(&gdbctx->context, FALSE);
return packet_reply_status(gdbctx); return packet_reply_status(gdbctx);
} }
@ -2090,10 +2091,10 @@ static enum packet_return packet_step(struct gdb_context* gdbctx)
if (gdbctx->trace & GDBPXY_TRC_COMMAND_FIXME) if (gdbctx->trace & GDBPXY_TRC_COMMAND_FIXME)
fprintf(stderr, "NIY: step on %04x, while last thread is %04x\n", fprintf(stderr, "NIY: step on %04x, while last thread is %04x\n",
gdbctx->exec_thread->tid, dbg_curr_thread->tid); gdbctx->exec_thread->tid, dbg_curr_thread->tid);
be_cpu->single_step(&gdbctx->context, TRUE); gdbctx->process->be_cpu->single_step(&gdbctx->context, TRUE);
resume_debuggee(gdbctx, DBG_CONTINUE); resume_debuggee(gdbctx, DBG_CONTINUE);
wait_for_debuggee(gdbctx); wait_for_debuggee(gdbctx);
be_cpu->single_step(&gdbctx->context, FALSE); gdbctx->process->be_cpu->single_step(&gdbctx->context, FALSE);
return packet_reply_status(gdbctx); return packet_reply_status(gdbctx);
} }

2
programs/winedbg/info.c
View File

@ -974,7 +974,7 @@ void info_win32_exception(void)
{ {
case AddrModeFlat: case AddrModeFlat:
dbg_printf(" in %d-bit code (%s)", dbg_printf(" in %d-bit code (%s)",
be_cpu->pointer_size * 8, dbg_curr_process->be_cpu->pointer_size * 8,
memory_offset_to_string(hexbuf, addr.Offset, 0)); memory_offset_to_string(hexbuf, addr.Offset, 0));
break; break;
case AddrModeReal: case AddrModeReal:

26
programs/winedbg/memory.c
View File

@ -50,20 +50,20 @@ BOOL be_cpu_build_addr(HANDLE hThread, const CONTEXT* ctx, ADDRESS64* addr,
void* memory_to_linear_addr(const ADDRESS64* addr) void* memory_to_linear_addr(const ADDRESS64* addr)
{ {
return be_cpu->linearize(dbg_curr_thread->handle, addr); return dbg_curr_process->be_cpu->linearize(dbg_curr_thread->handle, addr);
} }
BOOL memory_get_current_pc(ADDRESS64* addr) BOOL memory_get_current_pc(ADDRESS64* addr)
{ {
assert(be_cpu->get_addr); assert(dbg_curr_process->be_cpu->get_addr);
return be_cpu->get_addr(dbg_curr_thread->handle, &dbg_context, return dbg_curr_process->be_cpu->get_addr(dbg_curr_thread->handle, &dbg_context,
be_cpu_addr_pc, addr); be_cpu_addr_pc, addr);
} }
BOOL memory_get_current_stack(ADDRESS64* addr) BOOL memory_get_current_stack(ADDRESS64* addr)
{ {
assert(be_cpu->get_addr); assert(dbg_curr_process->be_cpu->get_addr);
return be_cpu->get_addr(dbg_curr_thread->handle, &dbg_context, return dbg_curr_process->be_cpu->get_addr(dbg_curr_thread->handle, &dbg_context,
be_cpu_addr_stack, addr); be_cpu_addr_stack, addr);
} }
@ -374,17 +374,17 @@ static void print_typed_basic(const struct dbg_lvalue* lvalue)
{ {
case btInt: case btInt:
case btLong: case btLong:
if (!be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return; if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return;
if (size == 1) goto print_char; if (size == 1) goto print_char;
dbg_print_hex(size, val_int); dbg_print_hex(size, val_int);
break; break;
case btUInt: case btUInt:
case btULong: case btULong:
if (!be_cpu->fetch_integer(lvalue, size, FALSE, &val_int)) return; if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, size, FALSE, &val_int)) return;
dbg_print_hex(size, val_int); dbg_print_hex(size, val_int);
break; break;
case btFloat: case btFloat:
if (!be_cpu->fetch_float(lvalue, size, &val_real)) return; if (!dbg_curr_process->be_cpu->fetch_float(lvalue, size, &val_real)) return;
dbg_printf("%Lf", val_real); dbg_printf("%Lf", val_real);
break; break;
case btChar: case btChar:
@ -392,7 +392,7 @@ static void print_typed_basic(const struct dbg_lvalue* lvalue)
/* sometimes WCHAR is defined as btChar with size = 2, so discrimate /* sometimes WCHAR is defined as btChar with size = 2, so discrimate
* Ansi/Unicode based on size, not on basetype * Ansi/Unicode based on size, not on basetype
*/ */
if (!be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return; if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return;
print_char: print_char:
if (size == 1 && isprint((char)val_int)) if (size == 1 && isprint((char)val_int))
dbg_printf("'%c'", (char)val_int); dbg_printf("'%c'", (char)val_int);
@ -407,7 +407,7 @@ static void print_typed_basic(const struct dbg_lvalue* lvalue)
dbg_printf("%d", (int)val_int); dbg_printf("%d", (int)val_int);
break; break;
case btBool: case btBool:
if (!be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return; if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, size, TRUE, &val_int)) return;
dbg_printf("%s", val_int ? "true" : "false"); dbg_printf("%s", val_int ? "true" : "false");
break; break;
default: default:
@ -455,7 +455,7 @@ static void print_typed_basic(const struct dbg_lvalue* lvalue)
* (not supported yet in dbghelp) * (not supported yet in dbghelp)
* Assuming 4 as for an int * Assuming 4 as for an int
*/ */
if (!be_cpu->fetch_integer(lvalue, 4, TRUE, &val_int)) return; if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, 4, TRUE, &val_int)) return;
if (types_get_info(&type, TI_GET_CHILDRENCOUNT, &count)) if (types_get_info(&type, TI_GET_CHILDRENCOUNT, &count))
{ {
@ -631,7 +631,7 @@ BOOL memory_disasm_one_insn(ADDRESS64* addr)
dbg_printf("-- no code accessible --\n"); dbg_printf("-- no code accessible --\n");
return FALSE; return FALSE;
} }
be_cpu->disasm_one_insn(addr, TRUE); dbg_curr_process->be_cpu->disasm_one_insn(addr, TRUE);
dbg_printf("\n"); dbg_printf("\n");
return TRUE; return TRUE;
} }
@ -685,7 +685,7 @@ BOOL memory_get_register(DWORD regno, DWORD_PTR** value, char* buffer, int len)
return FALSE; return FALSE;
} }
for (div = be_cpu->context_vars; div->name; div++) for (div = dbg_curr_process->be_cpu->context_vars; div->name; div++)
{ {
if (div->val == regno) if (div->val == regno)
{ {

10
programs/winedbg/stack.c
View File

@ -121,7 +121,7 @@ BOOL stack_get_register_frame(const struct dbg_internal_var* div, DWORD_PTR** pv
{ {
enum be_cpu_addr kind; enum be_cpu_addr kind;
if (!be_cpu->get_register_info(div->val, &kind)) return FALSE; if (!dbg_curr_process->be_cpu->get_register_info(div->val, &kind)) return FALSE;
/* reuse some known registers directly out of stackwalk details */ /* reuse some known registers directly out of stackwalk details */
switch (kind) switch (kind)
@ -198,9 +198,9 @@ unsigned stack_fetch_frames(const CONTEXT* _ctx)
dbg_curr_thread->frames = NULL; dbg_curr_thread->frames = NULL;
memset(&sf, 0, sizeof(sf)); memset(&sf, 0, sizeof(sf));
be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_frame, &sf.AddrFrame); dbg_curr_process->be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_frame, &sf.AddrFrame);
be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_pc, &sf.AddrPC); dbg_curr_process->be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_pc, &sf.AddrPC);
be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_stack, &sf.AddrStack); dbg_curr_process->be_cpu->get_addr(dbg_curr_thread->handle, &ctx, be_cpu_addr_stack, &sf.AddrStack);
/* don't confuse StackWalk by passing in inconsistent addresses */ /* don't confuse StackWalk by passing in inconsistent addresses */
if ((sf.AddrPC.Mode == AddrModeFlat) && (sf.AddrFrame.Mode != AddrModeFlat)) if ((sf.AddrPC.Mode == AddrModeFlat) && (sf.AddrFrame.Mode != AddrModeFlat))
@ -209,7 +209,7 @@ unsigned stack_fetch_frames(const CONTEXT* _ctx)
sf.AddrFrame.Mode = AddrModeFlat; sf.AddrFrame.Mode = AddrModeFlat;
} }
while ((ret = StackWalk64(be_cpu->machine, dbg_curr_process->handle, while ((ret = StackWalk64(dbg_curr_process->be_cpu->machine, dbg_curr_process->handle,
dbg_curr_thread->handle, &sf, &ctx, stack_read_mem, dbg_curr_thread->handle, &sf, &ctx, stack_read_mem,
SymFunctionTableAccess64, SymGetModuleBase64, NULL)) || SymFunctionTableAccess64, SymGetModuleBase64, NULL)) ||
nf == 0) /* we always register first frame information */ nf == 0) /* we always register first frame information */

2
programs/winedbg/symbol.c
View File

@ -590,7 +590,7 @@ enum dbg_line_status symbol_get_function_line_status(const ADDRESS64* addr)
/* some compilers insert thunks in their code without debug info associated /* some compilers insert thunks in their code without debug info associated
* take care of this situation * take care of this situation
*/ */
if (be_cpu->is_jump((void*)lin, &jumpee)) if (dbg_curr_process->be_cpu->is_jump((void*)lin, &jumpee))
return symbol_get_function_line_status(&jumpee); return symbol_get_function_line_status(&jumpee);
return dbg_no_line_info; return dbg_no_line_info;
} }

9
programs/winedbg/tgt_active.c
View File

@ -148,7 +148,8 @@ static BOOL dbg_exception_prolog(BOOL is_debug, const EXCEPTION_RECORD* rec)
case AddrMode1616: name = "16 bit"; break; case AddrMode1616: name = "16 bit"; break;
case AddrMode1632: name = "segmented 32 bit"; break; case AddrMode1632: name = "segmented 32 bit"; break;
case AddrModeReal: name = "vm86"; break; case AddrModeReal: name = "vm86"; break;
case AddrModeFlat: name = be_cpu->pointer_size == 4 ? "32 bit" : "64 bit"; break; case AddrModeFlat: name = dbg_curr_process->be_cpu->pointer_size == 4
? "32 bit" : "64 bit"; break;
} }
dbg_printf("In %s mode.\n", name); dbg_printf("In %s mode.\n", name);
dbg_curr_thread->addr_mode = addr.Mode; dbg_curr_thread->addr_mode = addr.Mode;
@ -158,9 +159,9 @@ static BOOL dbg_exception_prolog(BOOL is_debug, const EXCEPTION_RECORD* rec)
if (!is_debug) if (!is_debug)
{ {
/* This is a real crash, dump some info */ /* This is a real crash, dump some info */
be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0); dbg_curr_process->be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0);
stack_info(-1); stack_info(-1);
be_cpu->print_segment_info(dbg_curr_thread->handle, &dbg_context); dbg_curr_process->be_cpu->print_segment_info(dbg_curr_thread->handle, &dbg_context);
stack_backtrace(dbg_curr_tid); stack_backtrace(dbg_curr_tid);
} }
else else
@ -997,7 +998,7 @@ static BOOL tgt_process_active_close_process(struct dbg_process* pcs, BOOL kill)
/* needed for single stepping (ugly). /* needed for single stepping (ugly).
* should this be handled inside the server ??? * should this be handled inside the server ???
*/ */
be_cpu->single_step(&dbg_context, FALSE); dbg_curr_process->be_cpu->single_step(&dbg_context, FALSE);
if (dbg_curr_thread->in_exception) if (dbg_curr_thread->in_exception)
{ {
SetThreadContext(dbg_curr_thread->handle, &dbg_context); SetThreadContext(dbg_curr_thread->handle, &dbg_context);

4
programs/winedbg/tgt_minidump.c
View File

@ -477,9 +477,9 @@ static enum dbg_start minidump_do_reload(struct tgt_process_minidump_data* data)
min(sizeof(dbg_context), mes->ThreadContext.DataSize)); min(sizeof(dbg_context), mes->ThreadContext.DataSize));
memory_get_current_pc(&addr); memory_get_current_pc(&addr);
stack_fetch_frames(&dbg_context); stack_fetch_frames(&dbg_context);
be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0); dbg_curr_process->be_cpu->print_context(dbg_curr_thread->handle, &dbg_context, 0);
stack_info(-1); stack_info(-1);
be_cpu->print_segment_info(dbg_curr_thread->handle, &dbg_context); dbg_curr_process->be_cpu->print_segment_info(dbg_curr_thread->handle, &dbg_context);
stack_backtrace(mes->ThreadId); stack_backtrace(mes->ThreadId);
source_list_from_addr(&addr, 0); source_list_from_addr(&addr, 0);
} }

17
programs/winedbg/types.c
View File

@ -92,11 +92,11 @@ LONGLONG types_extract_as_longlong(const struct dbg_lvalue* lvalue,
{ {
case btChar: case btChar:
case btInt: case btInt:
if (!be_cpu->fetch_integer(lvalue, (unsigned)size, s = TRUE, &rtn)) if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, (unsigned)size, s = TRUE, &rtn))
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
break; break;
case btUInt: case btUInt:
if (!be_cpu->fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn)) if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn))
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
break; break;
case btFloat: case btFloat:
@ -106,17 +106,17 @@ LONGLONG types_extract_as_longlong(const struct dbg_lvalue* lvalue,
if (issigned) *issigned = s; if (issigned) *issigned = s;
break; break;
case SymTagPointerType: case SymTagPointerType:
if (!be_cpu->fetch_integer(lvalue, sizeof(void*), s = FALSE, &rtn)) if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, sizeof(void*), s = FALSE, &rtn))
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
break; break;
case SymTagArrayType: case SymTagArrayType:
case SymTagUDT: case SymTagUDT:
if (!be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn)) if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn))
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
break; break;
case SymTagEnum: case SymTagEnum:
/* FIXME: we don't handle enum size */ /* FIXME: we don't handle enum size */
if (!be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn)) if (!dbg_curr_process->be_cpu->fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn))
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL); RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
break; break;
case SymTagFunctionType: case SymTagFunctionType:
@ -173,7 +173,7 @@ BOOL types_store_value(struct dbg_lvalue* lvalue_to, const struct dbg_lvalue* lv
} }
/* FIXME: should support floats as well */ /* FIXME: should support floats as well */
val = types_extract_as_longlong(lvalue_from, NULL, &is_signed); val = types_extract_as_longlong(lvalue_from, NULL, &is_signed);
return be_cpu->store_integer(lvalue_to, size, is_signed, val); return dbg_curr_process->be_cpu->store_integer(lvalue_to, size, is_signed, val);
} }
/****************************************************************** /******************************************************************
@ -302,9 +302,10 @@ BOOL types_array_index(const struct dbg_lvalue* lvalue, int index, struct dbg_lv
result->addr = lvalue->addr; result->addr = lvalue->addr;
break; break;
case SymTagPointerType: case SymTagPointerType:
if (!memory_read_value(lvalue, be_cpu->pointer_size, &result->addr.Offset)) return FALSE; if (!memory_read_value(lvalue, dbg_curr_process->be_cpu->pointer_size, &result->addr.Offset))
return FALSE;
result->addr.Mode = AddrModeFlat; result->addr.Mode = AddrModeFlat;
switch (be_cpu->pointer_size) switch (dbg_curr_process->be_cpu->pointer_size)
{ {
case 4: result->addr.Offset = (DWORD)result->addr.Offset; break; case 4: result->addr.Offset = (DWORD)result->addr.Offset; break;
case 8: break; case 8: break;

58
programs/winedbg/winedbg.c
View File

@ -241,7 +241,7 @@ const struct dbg_internal_var* dbg_get_internal_var(const char* name)
{ {
if (!strcmp(div->name, name)) return div; if (!strcmp(div->name, name)) return div;
} }
for (div = be_cpu->context_vars; div->name; div++) for (div = dbg_curr_process->be_cpu->context_vars; div->name; div++)
{ {
if (!strcasecmp(div->name, name)) if (!strcasecmp(div->name, name))
{ {
@ -279,6 +279,20 @@ struct dbg_process* dbg_get_process_h(HANDLE h)
return NULL; return NULL;
} }
#ifdef __i386__
extern struct backend_cpu be_i386;
#elif defined(__powerpc__)
extern struct backend_cpu be_ppc;
#elif defined(__x86_64__)
extern struct backend_cpu be_x86_64;
#elif defined(__arm__) && !defined(__ARMEB__)
extern struct backend_cpu be_arm;
#elif defined(__aarch64__) && !defined(__AARCH64EB__)
extern struct backend_cpu be_arm64;
#else
# error CPU unknown
#endif
struct dbg_process* dbg_add_process(const struct be_process_io* pio, DWORD pid, HANDLE h) struct dbg_process* dbg_add_process(const struct be_process_io* pio, DWORD pid, HANDLE h)
{ {
struct dbg_process* p; struct dbg_process* p;
@ -318,6 +332,20 @@ struct dbg_process* dbg_add_process(const struct be_process_io* pio, DWORD pid,
p->source_end_line = -1; p->source_end_line = -1;
list_add_head(&dbg_process_list, &p->entry); list_add_head(&dbg_process_list, &p->entry);
#ifdef __i386__
p->be_cpu = &be_i386;
#elif defined(__powerpc__)
p->be_cpu = &be_ppc;
#elif defined(__x86_64__)
p->be_cpu = &be_x86_64;
#elif defined(__arm__) && !defined(__ARMEB__)
p->be_cpu = &be_arm;
#elif defined(__aarch64__) && !defined(__AARCH64EB__)
p->be_cpu = &be_arm64;
#else
# error CPU unknown
#endif
return p; return p;
} }
@ -609,40 +637,12 @@ static LONG CALLBACK top_filter( EXCEPTION_POINTERS *ptr )
return EXCEPTION_EXECUTE_HANDLER; return EXCEPTION_EXECUTE_HANDLER;
} }
struct backend_cpu* be_cpu;
#ifdef __i386__
extern struct backend_cpu be_i386;
#elif defined(__powerpc__)
extern struct backend_cpu be_ppc;
#elif defined(__x86_64__)
extern struct backend_cpu be_x86_64;
#elif defined(__arm__) && !defined(__ARMEB__)
extern struct backend_cpu be_arm;
#elif defined(__aarch64__) && !defined(__AARCH64EB__)
extern struct backend_cpu be_arm64;
#else
# error CPU unknown
#endif
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
int retv = 0; int retv = 0;
HANDLE hFile = INVALID_HANDLE_VALUE; HANDLE hFile = INVALID_HANDLE_VALUE;
enum dbg_start ds; enum dbg_start ds;
#ifdef __i386__
be_cpu = &be_i386;
#elif defined(__powerpc__)
be_cpu = &be_ppc;
#elif defined(__x86_64__)
be_cpu = &be_x86_64;
#elif defined(__arm__) && !defined(__ARMEB__)
be_cpu = &be_arm;
#elif defined(__aarch64__) && !defined(__AARCH64EB__)
be_cpu = &be_arm64;
#else
# error CPU unknown
#endif
/* Initialize the output */ /* Initialize the output */
dbg_houtput = GetStdHandle(STD_OUTPUT_HANDLE); dbg_houtput = GetStdHandle(STD_OUTPUT_HANDLE);