Bochs/bochs/debug/parser.y
2003-08-10 14:19:03 +00:00

1001 lines
24 KiB
Plaintext

/////////////////////////////////////////////////////////////////////////
// $Id: parser.y,v 1.11 2003-08-10 14:19:03 akrisak Exp $
/////////////////////////////////////////////////////////////////////////
%{
#include <stdio.h>
#include <stdlib.h>
#include "debug.h"
#if BX_DEBUGGER
// %left '-' '+'
// %left '*' '/'
// %right
// %nonassoc UMINUS
%}
%union {
char *sval;
Bit32u uval;
Bit64u ulval;
bx_num_range uval_range;
Regs reg;
}
// Common registers
%type<reg> BX_TOKEN_COMMON_REG
%type<reg> BX_TOKEN_INDEX_REG
%type<reg> BX_TOKEN_PTR_REG
%type<reg> BX_TOKEN_NONSEG_REG
%token<reg> BX_TOKEN_REG_AL
%token<reg> BX_TOKEN_REG_BL
%token<reg> BX_TOKEN_REG_CL
%token<reg> BX_TOKEN_REG_DL
%token<reg> BX_TOKEN_REG_AH
%token<reg> BX_TOKEN_REG_BH
%token<reg> BX_TOKEN_REG_CH
%token<reg> BX_TOKEN_REG_DH
%token<reg> BX_TOKEN_REG_AX
%token<reg> BX_TOKEN_REG_BX
%token<reg> BX_TOKEN_REG_CX
%token<reg> BX_TOKEN_REG_DX
%token<reg> BX_TOKEN_REG_EAX
%token<reg> BX_TOKEN_REG_EBX
%token<reg> BX_TOKEN_REG_ECX
%token<reg> BX_TOKEN_REG_EDX
%token<reg> BX_TOKEN_REG_SI
%token<reg> BX_TOKEN_REG_DI
%token<reg> BX_TOKEN_REG_BP
%token<reg> BX_TOKEN_REG_SP
%token<reg> BX_TOKEN_REG_IP
%token<reg> BX_TOKEN_REG_ESI
%token<reg> BX_TOKEN_REG_EDI
%token<reg> BX_TOKEN_REG_EBP
%token<reg> BX_TOKEN_REG_ESP
%token<reg> BX_TOKEN_REG_EIP
%token <sval> BX_TOKEN_CONTINUE
%token <sval> BX_TOKEN_STEPN
%token <sval> BX_TOKEN_STEP_OVER
%token <sval> BX_TOKEN_NEXT_STEP
%token <sval> BX_TOKEN_SET
%token <sval> BX_TOKEN_DEBUGGER
%token <sval> BX_TOKEN_LIST_BREAK
%token <sval> BX_TOKEN_VBREAKPOINT
%token <sval> BX_TOKEN_LBREAKPOINT
%token <sval> BX_TOKEN_PBREAKPOINT
%token <sval> BX_TOKEN_DEL_BREAKPOINT
%token <sval> BX_TOKEN_ENABLE_BREAKPOINT
%token <sval> BX_TOKEN_DISABLE_BREAKPOINT
%token <sval> BX_TOKEN_INFO
%token <sval> BX_TOKEN_QUIT
%token <sval> BX_TOKEN_PROGRAM
%token <sval> BX_TOKEN_REGISTERS
%token <sval> BX_TOKEN_CPU
%token <sval> BX_TOKEN_FPU
%token <sval> BX_TOKEN_ALL
%token <sval> BX_TOKEN_IDT
%token <sval> BX_TOKEN_GDT
%token <sval> BX_TOKEN_LDT
%token <sval> BX_TOKEN_TSS
%token <sval> BX_TOKEN_DIRTY
%token <sval> BX_TOKEN_LINUX
%token <sval> BX_TOKEN_CONTROL_REGS
%token <sval> BX_TOKEN_EXAMINE
%token <sval> BX_TOKEN_XFORMAT
%token <sval> BX_TOKEN_DISFORMAT
%token <sval> BX_TOKEN_SETPMEM
%token <sval> BX_TOKEN_SYMBOLNAME
%token <sval> BX_TOKEN_QUERY
%token <sval> BX_TOKEN_PENDING
%token <sval> BX_TOKEN_TAKE
%token <sval> BX_TOKEN_DMA
%token <sval> BX_TOKEN_IRQ
%token <sval> BX_TOKEN_DUMP_CPU
%token <sval> BX_TOKEN_SET_CPU
%token <sval> BX_TOKEN_DIS
%token <sval> BX_TOKEN_ON
%token <sval> BX_TOKEN_OFF
%token <sval> BX_TOKEN_DISASSEMBLE
%token <sval> BX_TOKEN_INSTRUMENT
%token <sval> BX_TOKEN_START
%token <sval> BX_TOKEN_STOP
%token <sval> BX_TOKEN_RESET
%token <sval> BX_TOKEN_PRINT
%token <sval> BX_TOKEN_LOADER
%token <sval> BX_TOKEN_STRING
%token <sval> BX_TOKEN_DOIT
%token <sval> BX_TOKEN_CRC
%token <sval> BX_TOKEN_TRACEON
%token <sval> BX_TOKEN_TRACEOFF
%token <sval> BX_TOKEN_PTIME
%token <sval> BX_TOKEN_TIMEBP_ABSOLUTE
%token <sval> BX_TOKEN_TIMEBP
%token <sval> BX_TOKEN_RECORD
%token <sval> BX_TOKEN_PLAYBACK
%token <sval> BX_TOKEN_MODEBP
%token <sval> BX_TOKEN_PRINT_STACK
%token <sval> BX_TOKEN_WATCH
%token <sval> BX_TOKEN_UNWATCH
%token <sval> BX_TOKEN_READ
%token <sval> BX_TOKEN_WRITE
%token <sval> BX_TOKEN_SHOW
%token <sval> BX_TOKEN_SYMBOL
%token <sval> BX_TOKEN_SYMBOLS
%token <sval> BX_TOKEN_LIST_SYMBOLS
%token <sval> BX_TOKEN_GLOBAL
%token <sval> BX_TOKEN_WHERE
%token <sval> BX_TOKEN_PRINT_STRING
%token <sval> BX_TOKEN_DIFF_MEMORY
%token <sval> BX_TOKEN_SYNC_MEMORY
%token <sval> BX_TOKEN_SYNC_CPU
%token <sval> BX_TOKEN_FAST_FORWARD
%token <sval> BX_TOKEN_PHY_2_LOG
%token <uval> BX_TOKEN_NUMERIC
%token <ulval> BX_TOKEN_LONG_NUMERIC
%token <sval> BX_TOKEN_INFO_ADDRESS
%token <sval> BX_TOKEN_NE2000
%token <sval> BX_TOKEN_PIC
%token <sval> BX_TOKEN_PAGE
%token <sval> BX_TOKEN_CS
%token <sval> BX_TOKEN_ES
%token <sval> BX_TOKEN_SS
%token <sval> BX_TOKEN_DS
%token <sval> BX_TOKEN_FS
%token <sval> BX_TOKEN_GS
%token <sval> BX_TOKEN_FLAGS
%token <sval> BX_TOKEN_ALWAYS_CHECK
%token <sval> BX_TOKEN_TRACEREGON
%token <sval> BX_TOKEN_TRACEREGOFF
%token <sval> BX_TOKEN_HELP
%token <sval> BX_TOKEN_CALC
%token BX_TOKEN_RSHIFT
%token BX_TOKEN_LSHIFT
%token <sval> BX_TOKEN_IVT
%type <uval> segment_register
%type <uval> optional_numeric
%type <uval_range> numeric_range optional_numeric_range
%type <ulval> vexpression
%type <ulval> expression
%left '+' '-' '|' '^'
%left '*' '/' '&' BX_TOKEN_LSHIFT BX_TOKEN_RSHIFT
%left NOT NEG
%start command
%%
command:
continue_command
| stepN_command
| step_over_command
| set_command
| set_reg_command
| breakpoint_command
| info_command
| blist_command
| slist_command
| dump_cpu_command
| delete_command
| bpe_command
| bpd_command
| quit_command
| examine_command
| setpmem_command
| query_command
| take_command
| set_cpu_command
| disassemble_command
| instrument_command
| loader_command
| doit_command
| crc_command
| trace_on_command
| trace_off_command
| ptime_command
| timebp_command
| record_command
| playback_command
| modebp_command
| print_stack_command
| watch_point_command
| show_command
| symbol_command
| where_command
| print_string_command
| cosim_commands
| trace_reg_on_command
| trace_reg_off_command
| help_command
| calc_command
|
| '\n'
{
}
;
cosim_commands:
BX_TOKEN_DIFF_MEMORY '\n'
{
bx_dbg_diff_memory();
free($1);
}
| BX_TOKEN_SYNC_MEMORY BX_TOKEN_ON '\n'
{
bx_dbg_sync_memory(1);
free($1); free($2);
}
| BX_TOKEN_SYNC_MEMORY BX_TOKEN_OFF '\n'
{
bx_dbg_sync_memory(0);
free($1); free($2);
}
| BX_TOKEN_SYNC_CPU BX_TOKEN_ON '\n'
{
bx_dbg_sync_cpu(1);
free($1); free($2);
}
| BX_TOKEN_SYNC_CPU BX_TOKEN_OFF '\n'
{
bx_dbg_sync_cpu(0);
free($1); free($2);
}
| BX_TOKEN_FAST_FORWARD BX_TOKEN_NUMERIC '\n'
{
free($1);
bx_dbg_fast_forward($2);
}
| BX_TOKEN_PHY_2_LOG BX_TOKEN_NUMERIC '\n'
{
}
| BX_TOKEN_INFO_ADDRESS segment_register ':' BX_TOKEN_NUMERIC '\n'
{
free($1);
bx_dbg_info_address($2, $4);
}
| BX_TOKEN_ALWAYS_CHECK BX_TOKEN_NUMERIC BX_TOKEN_ON '\n'
{
}
| BX_TOKEN_ALWAYS_CHECK BX_TOKEN_NUMERIC BX_TOKEN_OFF '\n'
{
}
;
segment_register:
BX_TOKEN_CS { $$ = 1; }
| BX_TOKEN_ES { $$ = 0; }
| BX_TOKEN_SS { $$ = 2; }
| BX_TOKEN_DS { $$ = 3; }
| BX_TOKEN_FS { $$ = 4; }
| BX_TOKEN_GS { $$ = 5; }
;
timebp_command:
BX_TOKEN_TIMEBP BX_TOKEN_LONG_NUMERIC '\n'
{
bx_dbg_timebp_command(0, $2);
free($1);
}
| BX_TOKEN_TIMEBP_ABSOLUTE BX_TOKEN_LONG_NUMERIC '\n'
{
bx_dbg_timebp_command(1, $2);
free($1);
}
;
record_command:
BX_TOKEN_RECORD BX_TOKEN_STRING '\n'
{
bx_dbg_record_command($2);
free($1); free($2);
}
;
playback_command:
BX_TOKEN_PLAYBACK BX_TOKEN_STRING '\n'
{
bx_dbg_playback_command($2);
free($1); free($2);
}
;
modebp_command:
BX_TOKEN_MODEBP BX_TOKEN_STRING '\n'
{
bx_dbg_modebp_command($2);
free($1); free($2);
}
| BX_TOKEN_MODEBP '\n'
{
bx_dbg_modebp_command(0);
free($1);
}
;
show_command:
BX_TOKEN_SHOW BX_TOKEN_STRING '\n'
{
bx_dbg_show_command($2);
free($1); free($2);
}
| BX_TOKEN_SHOW '\n'
{
bx_dbg_show_command(0);
free($1);
}
;
ptime_command:
BX_TOKEN_PTIME '\n'
{
bx_dbg_ptime_command();
free($1);
}
;
trace_on_command:
BX_TOKEN_TRACEON '\n'
{
bx_dbg_trace_on_command();
free($1);
}
;
trace_off_command:
BX_TOKEN_TRACEOFF '\n'
{
bx_dbg_trace_off_command();
free($1);
}
;
print_stack_command:
BX_TOKEN_PRINT_STACK '\n'
{
bx_dbg_print_stack_command(16);
free($1);
}
| BX_TOKEN_PRINT_STACK BX_TOKEN_NUMERIC '\n'
{
bx_dbg_print_stack_command($2);
free($1);
}
;
watch_point_command:
BX_TOKEN_WATCH BX_TOKEN_STOP '\n'
{
watchpoint_continue = 0;
fprintf(stderr, "Will stop on watch points\n");
free($1); free($2);
}
| BX_TOKEN_WATCH BX_TOKEN_CONTINUE '\n'
{
watchpoint_continue = 1;
fprintf(stderr, "Will not stop on watch points (they will still be logged)\n");
free($1); free($2);
}
| BX_TOKEN_WATCH '\n'
{
bx_dbg_watch(-1, 0);
free($1);
}
| BX_TOKEN_UNWATCH '\n'
{
bx_dbg_unwatch(-1, 0);
free($1);
}
| BX_TOKEN_WATCH BX_TOKEN_READ BX_TOKEN_NUMERIC '\n'
{
bx_dbg_watch(1, $3);
free($1); free($2);
}
| BX_TOKEN_UNWATCH BX_TOKEN_READ BX_TOKEN_NUMERIC '\n'
{
bx_dbg_unwatch(1, $3);
free($1); free($2);
}
| BX_TOKEN_WATCH BX_TOKEN_WRITE BX_TOKEN_NUMERIC '\n'
{
bx_dbg_watch(0, $3);
free($1); free($2);
}
| BX_TOKEN_UNWATCH BX_TOKEN_WRITE BX_TOKEN_NUMERIC '\n'
{
bx_dbg_unwatch(0, $3);
free($1); free($2);
}
;
symbol_command:
BX_TOKEN_SYMBOL BX_TOKEN_STRING '\n'
{
bx_dbg_symbol_command($2, 0, 0);
free($1); free($2);
}
| BX_TOKEN_SYMBOL BX_TOKEN_STRING BX_TOKEN_NUMERIC '\n'
{
bx_dbg_symbol_command($2, 0, $3);
free($1); free($2);
}
| BX_TOKEN_SYMBOL BX_TOKEN_GLOBAL BX_TOKEN_STRING BX_TOKEN_NUMERIC '\n'
{
bx_dbg_symbol_command($3, 1, $4);
free($1); free($2); free($3);
}
;
where_command:
BX_TOKEN_WHERE '\n'
{
bx_dbg_where_command();
free($1);
}
;
print_string_command:
BX_TOKEN_PRINT_STRING BX_TOKEN_NUMERIC '\n'
{
bx_dbg_print_string_command($2);
free($1);
}
;
continue_command:
BX_TOKEN_CONTINUE '\n'
{
bx_dbg_continue_command();
free($1);
}
;
stepN_command:
BX_TOKEN_STEPN '\n'
{
bx_dbg_stepN_command(1);
free($1);
}
| BX_TOKEN_STEPN BX_TOKEN_NUMERIC '\n'
{
bx_dbg_stepN_command($2);
free($1);
}
;
step_over_command:
BX_TOKEN_STEP_OVER '\n'
{
bx_dbg_step_over_command();
free($1);
}
;
set_command:
BX_TOKEN_SET BX_TOKEN_DIS BX_TOKEN_ON '\n'
{
bx_dbg_set_command($1, $2, $3);
free($1); free($2); free($3);
}
| BX_TOKEN_SET BX_TOKEN_DIS BX_TOKEN_OFF '\n'
{
bx_dbg_set_command($1, $2, $3);
free($1); free($2); free($3);
}
| BX_TOKEN_SET BX_TOKEN_SYMBOLNAME '=' BX_TOKEN_NUMERIC '\n'
{
bx_dbg_set_symbol_command($2, $4);
free($1); free($2);
}
;
breakpoint_command:
BX_TOKEN_VBREAKPOINT '\n'
{
bx_dbg_vbreakpoint_command(bkAtIP, 0, 0);
free($1);
}
| BX_TOKEN_VBREAKPOINT vexpression ':' expression '\n'
{
bx_dbg_vbreakpoint_command(bkRegular, $2, $4);
free($1);
}
| BX_TOKEN_LBREAKPOINT '\n'
{
bx_dbg_lbreakpoint_command(bkAtIP, 0);
free($1);
}
| BX_TOKEN_LBREAKPOINT expression '\n'
{
bx_dbg_lbreakpoint_command(bkRegular, $2);
free($1);
}
| BX_TOKEN_LBREAKPOINT BX_TOKEN_STRING '\n'
{
bx_dbg_lbreakpoint_symbol_command($2);
free($1);free($2);
}
| BX_TOKEN_PBREAKPOINT '\n'
{
bx_dbg_pbreakpoint_command(bkAtIP, 0);
free($1);
}
| BX_TOKEN_PBREAKPOINT expression '\n'
{
bx_dbg_pbreakpoint_command(bkRegular, $2);
free($1);
}
| BX_TOKEN_PBREAKPOINT '*' expression '\n'
{
bx_dbg_pbreakpoint_command(bkRegular, $3);
free($1);
}
;
blist_command:
BX_TOKEN_LIST_BREAK '\n'
{
bx_dbg_info_bpoints_command();
free($1);
}
;
slist_command:
BX_TOKEN_LIST_SYMBOLS '\n'
{
bx_dbg_info_symbols_command(0);
free($1);
}
| BX_TOKEN_LIST_SYMBOLS BX_TOKEN_STRING '\n'
{
bx_dbg_info_symbols_command($2);
free($1);free($2);
}
;
info_command:
BX_TOKEN_INFO BX_TOKEN_PBREAKPOINT '\n'
{
bx_dbg_info_bpoints_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_CPU '\n'
{
bx_dbg_dump_cpu_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_PROGRAM '\n'
{
bx_dbg_info_program_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_REGISTERS '\n'
{
bx_dbg_info_registers_command(BX_INFO_CPU_REGS);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_FPU '\n'
{
bx_dbg_info_registers_command(BX_INFO_FPU_REGS);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_ALL '\n'
{
bx_dbg_info_registers_command(BX_INFO_CPU_REGS | BX_INFO_FPU_REGS);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_DIRTY '\n'
{
bx_dbg_info_dirty_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_IDT optional_numeric_range '\n'
{
bx_dbg_info_idt_command($3);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_IVT optional_numeric_range '\n'
{
bx_dbg_info_ivt_command($3);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_GDT optional_numeric_range '\n'
{
bx_dbg_info_gdt_command($3);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_LDT optional_numeric_range '\n'
{
bx_dbg_info_ldt_command($3);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_TSS optional_numeric_range '\n'
{
bx_dbg_info_tss_command($3);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_FLAGS '\n'
{
bx_dbg_info_flags();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_LINUX '\n'
{
bx_dbg_info_linux_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_SYMBOLS '\n'
{
bx_dbg_info_symbols_command(0);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_SYMBOLS BX_TOKEN_STRING '\n'
{
bx_dbg_info_symbols_command($3);
free($1); free($2); free($3);
}
| BX_TOKEN_INFO BX_TOKEN_CONTROL_REGS '\n'
{
bx_dbg_info_control_regs_command();
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_NE2000 '\n'
{
bx_dbg_info_ne2k(-1, -1);
free($1); free($2);
}
| BX_TOKEN_INFO BX_TOKEN_NE2000 BX_TOKEN_PAGE BX_TOKEN_NUMERIC '\n'
{
free($1); free($2); free($3);
bx_dbg_info_ne2k($4, -1);
}
| BX_TOKEN_INFO BX_TOKEN_NE2000 BX_TOKEN_PAGE BX_TOKEN_NUMERIC BX_TOKEN_REGISTERS BX_TOKEN_NUMERIC '\n'
{
free($1); free($2); free($3); free($5);
bx_dbg_info_ne2k($4, $6);
}
| BX_TOKEN_INFO BX_TOKEN_PIC '\n'
{
bx_dbg_info_pic();
free($1); free($2);
}
;
optional_numeric :
/* empty */ { $$ = EMPTY_ARG; }
| BX_TOKEN_NUMERIC;
optional_numeric_range:
/* empty */ { $$ = make_num_range (EMPTY_ARG, EMPTY_ARG); }
| numeric_range;
numeric_range :
expression
{
$$ = make_num_range ($1, $1);
}
|
expression expression
{
$$ = make_num_range ($1, $2);
};
dump_cpu_command:
BX_TOKEN_DUMP_CPU '\n'
{
bx_dbg_dump_cpu_command();
free($1);
}
;
delete_command:
BX_TOKEN_DEL_BREAKPOINT BX_TOKEN_NUMERIC '\n'
{
bx_dbg_del_breakpoint_command($2);
free($1);
}
;
bpe_command:
BX_TOKEN_ENABLE_BREAKPOINT BX_TOKEN_NUMERIC '\n'
{
bx_dbg_en_dis_breakpoint_command($2, 1);
free($1);
}
;
bpd_command:
BX_TOKEN_DISABLE_BREAKPOINT BX_TOKEN_NUMERIC '\n'
{
bx_dbg_en_dis_breakpoint_command($2, 0);
free($1);
}
;
quit_command:
BX_TOKEN_QUIT '\n'
{
bx_dbg_quit_command();
free($1);
}
;
examine_command:
BX_TOKEN_EXAMINE BX_TOKEN_XFORMAT expression '\n'
{
bx_dbg_examine_command($1, $2,1, $3,1, 0);
#if BX_NUM_SIMULATORS >= 2
bx_dbg_examine_command($1, $2,1, $3,1, 1);
#endif
free($1); free($2);
}
| BX_TOKEN_EXAMINE BX_TOKEN_XFORMAT '\n'
{
bx_dbg_examine_command($1, $2,1, 0,0, 0);
#if BX_NUM_SIMULATORS >= 2
bx_dbg_examine_command($1, $2,1, 0,0, 1);
#endif
free($1); free($2);
}
| BX_TOKEN_EXAMINE expression '\n'
{
//FIXME HanishKVC This method of hunting thro all the
// simulators may be better than using 2 calls if
// BX_NUM_SIMULATORS greater than or equal to 2 as
// done for other cases of BX_TOKEN_EXAMINE
int iCurSim;
for(iCurSim = 0; iCurSim < BX_NUM_SIMULATORS; iCurSim++)
{
bx_dbg_examine_command($1, NULL,0, $2,1, iCurSim);
}
free($1);
}
| BX_TOKEN_EXAMINE '\n'
{
//FIXME HanishKVC This method of hunting thro all the
// simulators may be better than using 2 calls if
// BX_NUM_SIMULATORS greater than or equal to 2 as
// done for other cases of BX_TOKEN_EXAMINE
int iCurSim;
for(iCurSim = 0; iCurSim < BX_NUM_SIMULATORS; iCurSim++)
{
bx_dbg_examine_command($1, NULL,0, 0,0, iCurSim);
}
free($1);
}
;
setpmem_command:
BX_TOKEN_SETPMEM BX_TOKEN_NUMERIC BX_TOKEN_NUMERIC BX_TOKEN_NUMERIC '\n'
{
bx_dbg_setpmem_command($2, $3, $4);
free($1);
}
;
query_command:
BX_TOKEN_QUERY BX_TOKEN_PENDING '\n'
{
bx_dbg_query_command($2);
free($1); free($2);
}
;
take_command:
BX_TOKEN_TAKE BX_TOKEN_DMA '\n'
{
bx_dbg_take_command($2, 1);
free($1); free($2);
}
| BX_TOKEN_TAKE BX_TOKEN_DMA BX_TOKEN_NUMERIC '\n'
{
bx_dbg_take_command($2, $3);
free($1); free($2);
}
| BX_TOKEN_TAKE BX_TOKEN_IRQ '\n'
{
bx_dbg_take_command($2, 1);
free($1); free($2);
}
;
set_cpu_command:
BX_TOKEN_SET_CPU '\n'
{
bx_dbg_set_cpu_command();
free($1);
}
;
disassemble_command:
BX_TOKEN_DISASSEMBLE optional_numeric_range '\n'
{
bx_dbg_disassemble_command(NULL, $2);
free($1);
}
| BX_TOKEN_DISASSEMBLE BX_TOKEN_DISFORMAT optional_numeric_range '\n'
{
bx_dbg_disassemble_command($2, $3);
free($1); free($2);
}
;
instrument_command:
BX_TOKEN_INSTRUMENT BX_TOKEN_START '\n'
{
bx_dbg_instrument_command($2);
free($1); free($2);
}
| BX_TOKEN_INSTRUMENT BX_TOKEN_STOP '\n'
{
bx_dbg_instrument_command($2);
free($1); free($2);
}
| BX_TOKEN_INSTRUMENT BX_TOKEN_RESET '\n'
{
bx_dbg_instrument_command($2);
free($1); free($2);
}
| BX_TOKEN_INSTRUMENT BX_TOKEN_PRINT '\n'
{
bx_dbg_instrument_command($2);
free($1); free($2);
}
;
loader_command:
BX_TOKEN_LOADER BX_TOKEN_STRING '\n'
{
bx_dbg_loader_command($2);
free($1); free($2);
}
;
doit_command:
BX_TOKEN_DOIT BX_TOKEN_NUMERIC '\n'
{
bx_dbg_doit_command($2);
free($1);
}
;
crc_command:
BX_TOKEN_CRC BX_TOKEN_NUMERIC BX_TOKEN_NUMERIC '\n'
{
bx_dbg_crc_command($2, $3);
free($1);
}
;
trace_reg_on_command:
BX_TOKEN_TRACEREGON '\n'
{
bx_dbg_trace_reg_on_command();
free($1);
}
;
trace_reg_off_command:
BX_TOKEN_TRACEREGOFF '\n'
{
bx_dbg_trace_reg_off_command();
free($1);
}
;
help_command:
BX_TOKEN_HELP BX_TOKEN_STRING '\n'
{
bx_dbg_help_command($2);
free($1);free($2);
}
| BX_TOKEN_HELP '\n'
{
bx_dbg_help_command(0);
free($1);
}
;
calc_command:
BX_TOKEN_CALC expression '\n'
{
bx_dbg_calc_command($2);
free($1);
}
;
BX_TOKEN_COMMON_REG:
BX_TOKEN_REG_AL
| BX_TOKEN_REG_BL
| BX_TOKEN_REG_CL
| BX_TOKEN_REG_DL
| BX_TOKEN_REG_AH
| BX_TOKEN_REG_BH
| BX_TOKEN_REG_CH
| BX_TOKEN_REG_DH
| BX_TOKEN_REG_AX
| BX_TOKEN_REG_BX
| BX_TOKEN_REG_CX
| BX_TOKEN_REG_DX
| BX_TOKEN_REG_EAX
| BX_TOKEN_REG_EBX
| BX_TOKEN_REG_ECX
| BX_TOKEN_REG_EDX
{ $$=$1; }
;
BX_TOKEN_INDEX_REG:
BX_TOKEN_REG_SI
| BX_TOKEN_REG_DI
| BX_TOKEN_REG_ESI
| BX_TOKEN_REG_EDI
{ $$=$1; }
;
BX_TOKEN_PTR_REG:
BX_TOKEN_REG_BP
| BX_TOKEN_REG_SP
| BX_TOKEN_REG_IP
| BX_TOKEN_REG_EBP
| BX_TOKEN_REG_ESP
| BX_TOKEN_REG_EIP
{ $$=$1; }
;
BX_TOKEN_NONSEG_REG:
BX_TOKEN_COMMON_REG
| BX_TOKEN_INDEX_REG
| BX_TOKEN_PTR_REG
{ $$=$1; }
;
/* Arithmetic expression for vbreak command */
vexpression:
BX_TOKEN_NUMERIC { $$ = $1; }
| BX_TOKEN_LONG_NUMERIC { $$ = $1; }
| BX_TOKEN_NONSEG_REG { $$ = bx_dbg_get_reg_value($1); }
| segment_register { $$ = bx_dbg_get_selector_value($1); }
| vexpression '+' vexpression { $$ = $1 + $3; }
| vexpression '-' vexpression { $$ = $1 - $3; }
| vexpression '*' vexpression { $$ = $1 * $3; }
| vexpression '/' vexpression { $$ = $1 / $3; }
| vexpression BX_TOKEN_RSHIFT vexpression { $$ = $1 >> $3; }
| vexpression BX_TOKEN_LSHIFT vexpression { $$ = $1 << $3; }
| vexpression '|' vexpression { $$ = $1 | $3; }
| vexpression '^' vexpression { $$ = $1 ^ $3; }
| vexpression '&' vexpression { $$ = $1 & $3; }
| '!' vexpression %prec NOT { $$ = !$2; }
| '-' vexpression %prec NEG { $$ = -$2; }
| '(' vexpression ')' { $$ = $2; }
;
/* Same as vexpression but includes the ':' operator - used in most commands */
expression:
BX_TOKEN_NUMERIC { $$ = $1; }
| BX_TOKEN_LONG_NUMERIC { $$ = $1; }
| BX_TOKEN_STRING { $$ = bx_dbg_get_symbol_value($1); free($1);}
| BX_TOKEN_NONSEG_REG { $$ = bx_dbg_get_reg_value($1);}
| segment_register { $$ = bx_dbg_get_selector_value($1);}
| expression ':' expression { $$ = bx_dbg_get_laddr ($1, $3); }
| expression '+' expression { $$ = $1 + $3; }
| expression '-' expression { $$ = $1 - $3; }
| expression '*' expression { $$ = $1 * $3; }
| expression '/' expression { $$ = ($3 != 0) ? $1 / $3 : 0; }
| expression BX_TOKEN_RSHIFT expression { $$ = $1 >> $3; }
| expression BX_TOKEN_LSHIFT expression { $$ = $1 << $3; }
| expression '|' expression { $$ = $1 | $3; }
| expression '^' expression { $$ = $1 ^ $3; }
| expression '&' expression { $$ = $1 & $3; }
| '!' expression %prec NOT { $$ = !$2; }
| '-' expression %prec NEG { $$ = -$2; }
| '(' expression ')' { $$ = $2; }
;
set_reg_command:
BX_TOKEN_REGISTERS BX_TOKEN_NONSEG_REG '=' expression '\n'
{ bx_dbg_set_reg_value($2, $4); }
;
%%