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* config/i386/nbsd.mt (TDEPFILES): Move solib.o from here...

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* config/i386/nbsd.mh (NATDEPFILES): ...to here.
* config/m68k/nbsd.mt (TDEPFILES): Move solib.o from here...
* config/m68k/nbsd.mh (NATDEPFILES): ...to here.
* config/ns32k/nbsd.mt (TDEPFILES): Move solib.o from here...
* config/ns32k/nbsd.mh (NATDEPFILES): ...to here.

* config/powerpc/nbsd.mt (GDBSERVER_DEPFILES): Add low-nbsd.o.
* configure.tgt (powerpc-*-netbsd*): add gdbserver to configdirs.
* gdbserver/low-nbsd.c (initialize_arch): Define for PPC.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.

* gdbserver/low-nbsd.c (fetch_inferior_registers): Handle X86
floating point registers.
(store_inferior_registers): Likewise.
-------------------------------------------------------------------
This commit is contained in:
J.T. Conklin 2000-05-24 04:16:28 +00:00
parent c741b251b9
commit 9cebe72f24
10 changed files with 200 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
gdb/ChangeLog
View File

@ -1,3 +1,22 @@
2000-05-23 J.T. Conklin <jtc@redback.com>
* config/i386/nbsd.mt (TDEPFILES): Move solib.o from here...
* config/i386/nbsd.mh (NATDEPFILES): ...to here.
* config/m68k/nbsd.mt (TDEPFILES): Move solib.o from here...
* config/m68k/nbsd.mh (NATDEPFILES): ...to here.
* config/ns32k/nbsd.mt (TDEPFILES): Move solib.o from here...
* config/ns32k/nbsd.mh (NATDEPFILES): ...to here.
* config/powerpc/nbsd.mt (GDBSERVER_DEPFILES): Add low-nbsd.o.
* configure.tgt (powerpc-*-netbsd*): add gdbserver to configdirs.
* gdbserver/low-nbsd.c (initialize_arch): Define for PPC.
(fetch_inferior_registers): Likewise.
(store_inferior_registers): Likewise.
* gdbserver/low-nbsd.c (fetch_inferior_registers): Handle X86
floating point registers.
(store_inferior_registers): Likewise.
2000-05-24 Mark Kettenis <kettenis@gnu.org>
* i387-nat.h, i387-nat.c: New files.

3
gdb/config/i386/nbsd.mh
View File

@ -1,5 +1,6 @@
# Host: Intel 386 running NetBSD
XDEPFILES= ser-tcp.o
NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o i386nbsd-nat.o
NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o \
i386nbsd-nat.o solib.o
XM_FILE= xm-nbsd.h
NAT_FILE= nm-nbsd.h

2
gdb/config/i386/nbsd.mt
View File

@ -1,5 +1,5 @@
# Target: Intel 386 running NetBSD
TDEPFILES= i386-tdep.o i387-tdep.o solib.o
TDEPFILES= i386-tdep.o i387-tdep.o
TM_FILE= tm-nbsd.h
GDBSERVER_DEPFILES= low-nbsd.o

3
gdb/config/m68k/nbsd.mh
View File

@ -1,5 +1,6 @@
# Host: Motorola m68k running NetBSD
XDEPFILES= ser-tcp.o
NATDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o m68knbsd-nat.o
NATDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o \
m68knbsd-nat.o solib.o
XM_FILE= xm-nbsd.h
NAT_FILE= nm-nbsd.h

2
gdb/config/m68k/nbsd.mt
View File

@ -1,3 +1,3 @@
# Target: Motorola m68k running NetBSD
TDEPFILES= m68k-tdep.o solib.o
TDEPFILES= m68k-tdep.o
TM_FILE= tm-nbsd.h

3
gdb/config/ns32k/nbsd.mh
View File

@ -1,5 +1,6 @@
# Host: PC532 running NetBSD
XDEPFILES= ser-tcp.o
NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o \
ns32knbsd-nat.o solib.o
XM_FILE= xm-nbsd.h
NAT_FILE= nm-nbsd.h
NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o ns32knbsd-nat.o

2
gdb/config/ns32k/nbsd.mt
View File

@ -1,3 +1,3 @@
# Target: PC532 running NetBSD
TDEPFILES= ns32k-tdep.o solib.o
TDEPFILES= ns32k-tdep.o
TM_FILE= tm-nbsd.h

6
gdb/config/powerpc/nbsd.mt
View File

@ -1,3 +1,5 @@
# Target: Sun 4 or Sparcstation, running NetBSD
TDEPFILES= rs6000-tdep.o # ppcnbsd-tdep.o
# Target: PowerPC, running NetBSD
TDEPFILES= rs6000-tdep.o
TM_FILE= tm-nbsd.h
GDBSERVER_DEPFILES= low-nbsd.o

3
gdb/configure.tgt
View File

@ -217,7 +217,8 @@ ns32k-utek-sysv*) gdb_target=merlin ;;
ns32k-utek-*) gdb_target=umax ;;
powerpc-*-macos*) gdb_target=macos ;;
powerpc-*-netbsd*) gdb_target=nbsd ;;
powerpc-*-netbsd*) gdb_target=nbsd
configdirs="${configdirs} gdbserver" ;;
powerpc-*-netware*) gdb_target=ppc-nw
configdirs="${configdirs} nlm" ;;

184
gdb/gdbserver/low-nbsd.c
View File

@ -46,7 +46,30 @@ extern char **environ;
extern int inferior_pid;
void quit (), perror_with_name ();
#ifdef TM_I386_H
#define RF(dst, src) \
memcpy(&registers[REGISTER_BYTE(dst)], &src, sizeof(src))
#define RS(src, dst) \
memcpy(&dst, &registers[REGISTER_BYTE(src)], sizeof(dst))
#ifdef __i386__
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];
};
/* i386_register_raw_size[i] is the number of bytes of storage in the
actual machine representation for register i. */
int i386_register_raw_size[MAX_NUM_REGS] = {
@ -81,8 +104,14 @@ initialize_arch()
}
}
}
#endif /* !__i386__ */
#endif
#ifdef __powerpc__
static void
initialize_arch()
{
}
#endif /* !__powerpc__ */
/* Start an inferior process and returns its pid.
@ -183,6 +212,8 @@ myresume (step, signal)
perror_with_name ("ptrace");
}
#ifdef __i386__
/* Fetch one or more registers from the inferior. REGNO == -1 to get
them all. We actually fetch more than requested, when convenient,
marking them as valid so we won't fetch them again. */
@ -192,19 +223,47 @@ fetch_inferior_registers (ignored)
int ignored;
{
struct reg inferior_registers;
struct fpreg inferior_fp_registers;
struct env387 inferior_fp_registers;
ptrace (PT_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
memcpy (&registers[REGISTER_BYTE(0)], &inferior_registers,
sizeof(inferior_registers));
#if 0 /* def FP0_REGNUM */
ptrace (PT_GETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers, 0);
memcpy (&registers[REGISTER_BYTE(FP0_REGNUM)], &inferior_fp_registers,
sizeof(inferior_fp_registers));
#endif
RF ( 0, inferior_registers.r_eax);
RF ( 1, inferior_registers.r_ecx);
RF ( 2, inferior_registers.r_edx);
RF ( 3, inferior_registers.r_ebx);
RF ( 4, inferior_registers.r_esp);
RF ( 5, inferior_registers.r_ebp);
RF ( 6, inferior_registers.r_esi);
RF ( 7, inferior_registers.r_edi);
RF ( 8, inferior_registers.r_eip);
RF ( 9, inferior_registers.r_eflags);
RF (10, inferior_registers.r_cs);
RF (11, inferior_registers.r_ss);
RF (12, inferior_registers.r_ds);
RF (13, inferior_registers.r_es);
RF (14, inferior_registers.r_fs);
RF (15, inferior_registers.r_gs);
RF (FP0_REGNUM, inferior_fpregisters.regs[0]);
RF (FP0_REGNUM + 1, inferior_fpregisters.regs[1]);
RF (FP0_REGNUM + 2, inferior_fpregisters.regs[2]);
RF (FP0_REGNUM + 3, inferior_fpregisters.regs[3]);
RF (FP0_REGNUM + 4, inferior_fpregisters.regs[4]);
RF (FP0_REGNUM + 5, inferior_fpregisters.regs[5]);
RF (FP0_REGNUM + 6, inferior_fpregisters.regs[6]);
RF (FP0_REGNUM + 7, inferior_fpregisters.regs[7]);
RF (FCTRL_REGNUM, inferior_fpregisters.control);
RF (FSTAT_REGNUM, inferior_fpregisters.status);
RF (FTAG_REGNUM, inferior_fpregisters.tag);
RF (FCS_REGNUM, inferior_fpregisters.code_seg);
RF (FCOFF_REGNUM, inferior_fpregisters.eip);
RF (FDS_REGNUM, inferior_fpregisters.operand_seg);
RF (FDOFF_REGNUM, inferior_fpregisters.operand);
RF (FOP_REGNUM, inferior_fpregisters.opcode);
}
/* Store our register values back into the inferior.
@ -216,20 +275,109 @@ store_inferior_registers (ignored)
int ignored;
{
struct reg inferior_registers;
struct fpreg inferior_fp_registers;
struct env387 inferior_fp_registers;
RS ( 0, inferior_registers.r_eax);
RS ( 1, inferior_registers.r_ecx);
RS ( 2, inferior_registers.r_edx);
RS ( 3, inferior_registers.r_ebx);
RS ( 4, inferior_registers.r_esp);
RS ( 5, inferior_registers.r_ebp);
RS ( 6, inferior_registers.r_esi);
RS ( 7, inferior_registers.r_edi);
RS ( 8, inferior_registers.r_eip);
RS ( 9, inferior_registers.r_eflags);
RS (10, inferior_registers.r_cs);
RS (11, inferior_registers.r_ss);
RS (12, inferior_registers.r_ds);
RS (13, inferior_registers.r_es);
RS (14, inferior_registers.r_fs);
RS (15, inferior_registers.r_gs);
RS (FP0_REGNUM, inferior_fpregisters.regs[0]);
RS (FP0_REGNUM + 1, inferior_fpregisters.regs[1]);
RS (FP0_REGNUM + 2, inferior_fpregisters.regs[2]);
RS (FP0_REGNUM + 3, inferior_fpregisters.regs[3]);
RS (FP0_REGNUM + 4, inferior_fpregisters.regs[4]);
RS (FP0_REGNUM + 5, inferior_fpregisters.regs[5]);
RS (FP0_REGNUM + 6, inferior_fpregisters.regs[6]);
RS (FP0_REGNUM + 7, inferior_fpregisters.regs[7]);
RS (FCTRL_REGNUM, inferior_fpregisters.control);
RS (FSTAT_REGNUM, inferior_fpregisters.status);
RS (FTAG_REGNUM, inferior_fpregisters.tag);
RS (FCS_REGNUM, inferior_fpregisters.code_seg);
RS (FCOFF_REGNUM, inferior_fpregisters.eip);
RS (FDS_REGNUM, inferior_fpregisters.operand_seg);
RS (FDOFF_REGNUM, inferior_fpregisters.operand);
RS (FOP_REGNUM, inferior_fpregisters.opcode);
memcpy (&inferior_registers, &registers[REGISTER_BYTE(0)],
sizeof(inferior_registers));
ptrace (PT_SETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
#if 0 /* def FP0_REGNUM */
memcpy (&inferior_fp_registers, &registers[REGISTER_BYTE (FP0_REGNUM)],
sizeof (inferior_fp_registers));
ptrace (PT_SETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers, 0);
#endif
}
#endif /* !__i386__ */
#ifdef __powerpc__
/* Fetch one or more registers from the inferior. REGNO == -1 to get
them all. We actually fetch more than requested, when convenient,
marking them as valid so we won't fetch them again. */
void
fetch_inferior_registers (regno)
int regno;
{
struct reg inferior_registers;
struct fpreg inferior_fp_registers;
int i;
ptrace (PT_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) & inferior_registers, 0);
ptrace (PT_GETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) & inferior_fp_registers, 0);
for (i = 0; i < 32; i++)
RF (i, inferior_registers.fixreg[i]);
RF (LR_REGNUM, inferior_registers.lr);
RF (CR_REGNUM, inferior_registers.cr);
RF (XER_REGNUM, inferior_registers.xer);
RF (CTR_REGNUM, inferior_registers.ctr);
RF (PC_REGNUM, inferior_registers.pc);
for (i = 0; i < 32; i++)
RF (FP0_REGNUM + i, inferior_fp_registers.r_regs[i]);
}
/* Store our register values back into the inferior.
If REGNO is -1, do this for all registers.
Otherwise, REGNO specifies which register (so we can save time). */
void
store_inferior_registers (regno)
int regno;
{
struct reg inferior_registers;
struct fpreg inferior_fp_registers;
int i;
for (i = 0; i < 32; i++)
RS (i, inferior_registers.fixreg[i]);
RS (LR_REGNUM, inferior_registers.lr);
RS (CR_REGNUM, inferior_registers.cr);
RS (XER_REGNUM, inferior_registers.xer);
RS (CTR_REGNUM, inferior_registers.ctr);
RS (PC_REGNUM, inferior_registers.pc);
for (i = 0; i < 32; i++)
RS (FP0_REGNUM + i, inferior_fp_registers.r_regs[i]);
ptrace (PT_SETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) & inferior_registers, 0);
ptrace (PT_SETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) & inferior_fp_registers, 0);
}
#endif /* !__powerpc__ */
/* NOTE! I tried using PTRACE_READDATA, etc., to read and write memory
in the NEW_SUN_PTRACE case.