Copyright 1997, 1999 Free Software Foundation, Inc.
Written by Robert Hoehne.
-This file is part of GDB.
+ This file is part of GDB.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include <fcntl.h>
#include "command.h"
#include "floatformat.h"
-#include <stdio.h> /* required for __DJGPP_MINOR__ */
+#include <stdio.h> /* required for __DJGPP_MINOR__ */
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#if __DJGPP_MINOR__ < 3
/* This code will be provided from DJGPP 2.03 on. Until then I code it
here */
-typedef struct {
- unsigned short sig0;
- unsigned short sig1;
- unsigned short sig2;
- unsigned short sig3;
- unsigned short exponent:15;
- unsigned short sign:1;
-} NPXREG;
-
-typedef struct {
- unsigned int control;
- unsigned int status;
- unsigned int tag;
- unsigned int eip;
- unsigned int cs;
- unsigned int dataptr;
- unsigned int datasel;
- NPXREG reg[8];
-} NPX;
+typedef struct
+ {
+ unsigned short sig0;
+ unsigned short sig1;
+ unsigned short sig2;
+ unsigned short sig3;
+ unsigned short exponent:15;
+ unsigned short sign:1;
+ }
+NPXREG;
+
+typedef struct
+ {
+ unsigned int control;
+ unsigned int status;
+ unsigned int tag;
+ unsigned int eip;
+ unsigned int cs;
+ unsigned int dataptr;
+ unsigned int datasel;
+ NPXREG reg[8];
+ }
+NPX;
static NPX npx;
-static void save_npx (void); /* Save the FPU of the debugged program */
-static void load_npx (void); /* Restore the FPU of the debugged program */
+static void save_npx (void); /* Save the FPU of the debugged program */
+static void load_npx (void); /* Restore the FPU of the debugged program */
/* ------------------------------------------------------------------------- */
/* Store the contents of the NPX in the global variable `npx'. */
+/* *INDENT-OFF* */
static void
save_npx (void)
{
asm ("inb $0xa0, %%al
- testb $0x20, %%al
- jz 1f
- xorb %%al, %%al
- outb %%al, $0xf0
- movb $0x20, %%al
- outb %%al, $0xa0
- outb %%al, $0x20
+ testb $0x20, %%al
+ jz 1f
+ xorb %% al, %%al
+ outb %% al, $0xf0
+ movb $0x20, %%al
+ outb %% al, $0xa0
+ outb %% al, $0x20
1:
- fnsave %0
- fwait"
- : "=m" (npx)
- : /* No input */
- : "%eax");
+ fnsave % 0
+ fwait "
+: "=m" (npx)
+: /* No input */
+: "%eax");
}
+
+/* *INDENT-ON* */
+
+
+
+
+
/* ------------------------------------------------------------------------- */
/* Reload the contents of the NPX from the global variable `npx'. */
static void
load_npx (void)
{
- asm ("frstor %0" : "=m" (npx));
+asm ("frstor %0":"=m" (npx));
}
#endif /* __DJGPP_MINOR < 3 */
extern void _initialize_go32_nat (void);
struct env387
-{
- unsigned short control;
- unsigned short r0;
- unsigned short status;
- unsigned short r1;
- unsigned short tag;
- unsigned short r2;
- unsigned long eip;
- unsigned short code_seg;
- unsigned short opcode;
- unsigned long operand;
- unsigned short operand_seg;
- unsigned short r3;
- unsigned char regs[8][10];
-};
+ {
+ unsigned short control;
+ unsigned short r0;
+ unsigned short status;
+ unsigned short r1;
+ unsigned short tag;
+ unsigned short r2;
+ unsigned long eip;
+ unsigned short code_seg;
+ unsigned short opcode;
+ unsigned long operand;
+ unsigned short operand_seg;
+ unsigned short r3;
+ unsigned char regs[8][10];
+ };
extern char **environ;
#define SOME_PID 42
static int prog_has_started = 0;
-static void
-print_387_status (unsigned short status, struct env387 *ep);
-static void
-go32_open (char *name, int from_tty);
-static void
-go32_close (int quitting);
-static void
-go32_attach (char *args, int from_tty);
-static void
-go32_detach (char *args, int from_tty);
-static void
-go32_resume (int pid, int step, enum target_signal siggnal);
-static int
-go32_wait (int pid, struct target_waitstatus *status);
-static void
-go32_fetch_registers (int regno);
-static void
-store_register (int regno);
-static void
-go32_store_registers (int regno);
-static void
-go32_prepare_to_store (void);
-static int
-go32_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write,
- struct target_ops *target);
-static void
-go32_files_info (struct target_ops *target);
-static void
-go32_stop (void);
-static void
-go32_kill_inferior (void);
-static void
-go32_create_inferior (char *exec_file, char *args, char **env);
-static void
-go32_mourn_inferior (void);
-static int
-go32_can_run (void);
-static void
-ignore (void);
-static void
-ignore2 (char *a, int b);
+static void print_387_status (unsigned short status, struct env387 *ep);
+static void go32_open (char *name, int from_tty);
+static void go32_close (int quitting);
+static void go32_attach (char *args, int from_tty);
+static void go32_detach (char *args, int from_tty);
+static void go32_resume (int pid, int step, enum target_signal siggnal);
+static int go32_wait (int pid, struct target_waitstatus *status);
+static void go32_fetch_registers (int regno);
+static void store_register (int regno);
+static void go32_store_registers (int regno);
+static void go32_prepare_to_store (void);
+static int go32_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len,
+ int write, struct target_ops *target);
+static void go32_files_info (struct target_ops *target);
+static void go32_stop (void);
+static void go32_kill_inferior (void);
+static void go32_create_inferior (char *exec_file, char *args, char **env);
+static void go32_mourn_inferior (void);
+static int go32_can_run (void);
+static void ignore (void);
+static void ignore2 (char *a, int b);
static int go32_insert_aligned_watchpoint (int pid, CORE_ADDR waddr,
- CORE_ADDR addr, int len, int rw);
+ CORE_ADDR addr, int len, int rw);
static int go32_insert_nonaligned_watchpoint (int pid, CORE_ADDR waddr,
- CORE_ADDR addr, int len, int rw);
+ CORE_ADDR addr, int len, int rw);
static struct target_ops go32_ops;
-static void
-go32_terminal_init (void);
-static void
-go32_terminal_inferior (void);
-static void
-go32_terminal_ours (void);
+static void go32_terminal_init (void);
+static void go32_terminal_inferior (void);
+static void go32_terminal_ours (void);
static void
print_387_status (unsigned short status, struct env387 *ep)
regno_mapping[] =
{
r_ofs (tss_eax), 4,
- r_ofs (tss_ecx), 4,
- r_ofs (tss_edx), 4,
- r_ofs (tss_ebx), 4,
- r_ofs (tss_esp), 4,
- r_ofs (tss_ebp), 4,
- r_ofs (tss_esi), 4,
- r_ofs (tss_edi), 4,
- r_ofs (tss_eip), 4,
- r_ofs (tss_eflags), 4,
- r_ofs (tss_cs), 2,
- r_ofs (tss_ss), 2,
- r_ofs (tss_ds), 2,
- r_ofs (tss_es), 2,
- r_ofs (tss_fs), 2,
- r_ofs (tss_gs), 2,
- 0, 10,
- 1, 10,
- 2, 10,
- 3, 10,
- 4, 10,
- 5, 10,
- 6, 10,
- 7, 10,
- 0, 2,
- 4, 2,
- 8, 2,
- 12, 4,
- 16, 2,
- 20, 4,
- 24, 2
+ r_ofs (tss_ecx), 4,
+ r_ofs (tss_edx), 4,
+ r_ofs (tss_ebx), 4,
+ r_ofs (tss_esp), 4,
+ r_ofs (tss_ebp), 4,
+ r_ofs (tss_esi), 4,
+ r_ofs (tss_edi), 4,
+ r_ofs (tss_eip), 4,
+ r_ofs (tss_eflags), 4,
+ r_ofs (tss_cs), 2,
+ r_ofs (tss_ss), 2,
+ r_ofs (tss_ds), 2,
+ r_ofs (tss_es), 2,
+ r_ofs (tss_fs), 2,
+ r_ofs (tss_gs), 2,
+ 0, 10,
+ 1, 10,
+ 2, 10,
+ 3, 10,
+ 4, 10,
+ 5, 10,
+ 6, 10,
+ 7, 10,
+ 0, 2,
+ 4, 2,
+ 8, 2,
+ 12, 4,
+ 16, 2,
+ 20, 4,
+ 24, 2
};
static struct
sig_map[] =
{
0, TARGET_SIGNAL_FPE,
- 1, TARGET_SIGNAL_TRAP,
- 2, TARGET_SIGNAL_UNKNOWN,
- 3, TARGET_SIGNAL_TRAP,
- 4, TARGET_SIGNAL_FPE,
- 5, TARGET_SIGNAL_SEGV,
- 6, TARGET_SIGNAL_ILL,
- 7, TARGET_SIGNAL_FPE,
- 8, TARGET_SIGNAL_SEGV,
- 9, TARGET_SIGNAL_SEGV,
- 10, TARGET_SIGNAL_BUS,
- 11, TARGET_SIGNAL_SEGV,
- 12, TARGET_SIGNAL_SEGV,
- 13, TARGET_SIGNAL_ABRT,
- 14, TARGET_SIGNAL_SEGV,
- 16, TARGET_SIGNAL_FPE,
- 31, TARGET_SIGNAL_ILL,
- 0x75, TARGET_SIGNAL_FPE,
- 0x79, TARGET_SIGNAL_INT,
- 0x1b, TARGET_SIGNAL_INT,
- -1, -1
+ 1, TARGET_SIGNAL_TRAP,
+ 2, TARGET_SIGNAL_UNKNOWN,
+ 3, TARGET_SIGNAL_TRAP,
+ 4, TARGET_SIGNAL_FPE,
+ 5, TARGET_SIGNAL_SEGV,
+ 6, TARGET_SIGNAL_ILL,
+ 7, TARGET_SIGNAL_FPE,
+ 8, TARGET_SIGNAL_SEGV,
+ 9, TARGET_SIGNAL_SEGV,
+ 10, TARGET_SIGNAL_BUS,
+ 11, TARGET_SIGNAL_SEGV,
+ 12, TARGET_SIGNAL_SEGV,
+ 13, TARGET_SIGNAL_ABRT,
+ 14, TARGET_SIGNAL_SEGV,
+ 16, TARGET_SIGNAL_FPE,
+ 31, TARGET_SIGNAL_ILL,
+ 0x75, TARGET_SIGNAL_FPE,
+ 0x79, TARGET_SIGNAL_INT,
+ 0x1b, TARGET_SIGNAL_INT,
+ -1, -1
};
static void
static void
go32_resume (int pid, int step, enum target_signal siggnal)
- {
- resume_is_step = step;
- }
+{
+ resume_is_step = step;
+}
static int
go32_wait (int pid, struct target_waitstatus *status)
static void
go32_fetch_registers (int regno)
{
- /*JHW*/
+ /*JHW */
int end_reg = regno + 1; /* just one reg initially */
if (regno < 0) /* do the all registers */
(CONTROL & (DR_CONTROL_MASK << (DR_CONTROL_SHIFT + DR_CONTROL_SIZE * index)))\
)
-#if 0 /* use debugging macro */
+#if 0 /* use debugging macro */
#define SHOW_DR(text) \
do { \
fprintf(stderr,"%08x %08x ",edi.dr[7],edi.dr[6]); \
go32_terminal_init (void)
{
/* Save the filemodes for stdin/stout */
- inf_in_flag = setmode(0, 0);
- setmode(0, inf_in_flag);
- inf_out_flag = setmode(1, 0);
- setmode(1, inf_out_flag);
+ inf_in_flag = setmode (0, 0);
+ setmode (0, inf_in_flag);
+ inf_out_flag = setmode (1, 0);
+ setmode (1, inf_out_flag);
inf_flags_valid = 1;
}
{
/* set the filemodes for stdin/stdout of the inferior */
if (inf_flags_valid)
- {
- setmode(0, inf_in_flag);
- setmode(1, inf_out_flag);
- }
+ {
+ setmode (0, inf_in_flag);
+ setmode (1, inf_out_flag);
+ }
}
static void
{
/* Switch to text mode on stdin/stdout always on the gdb terminal and
save the inferior modes to be restored later */
- inf_in_flag = setmode(0, O_TEXT);
- inf_out_flag = setmode(1, O_TEXT);
+ inf_in_flag = setmode (0, O_TEXT);
+ inf_out_flag = setmode (1, O_TEXT);
}
static void
projects / thirdparty / binutils-gdb.git / blobdiff