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* gdbserver/low-sun3.c: New file. 

* gdbserver/Makefile.in, config/m68k/sun3.mh: Change accordingly.
This commit is contained in:
Jim Kingdon 1993-08-27 17:34:30 +00:00
parent 7053c1a5e3
commit 5b3c73e6a1
3 changed files with 41 additions and 62 deletions
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1
gdb/gdbserver/.Sanitize
View File

@ -28,6 +28,7 @@ README
configure.in
low-lynx.c
low-sparc.c
low-sun3.c
remote-utils.c
server.c
server.h

5
gdb/gdbserver/Makefile.in
View File

@ -144,8 +144,8 @@ LINTFLAGS= -I${BFD_DIR}
# All source files that go into linking GDB remote server.
SFILES = $(srcdir)/utils.c $(srcdir)/low-lynx.c $(srcdir)/low-sparc.c \
$(srcdir)/server.c $(srcdir)/remote-utils.c
SFILES = $(srcdir)/low-lynx.c $(srcdir)/low-sparc.c $(srcdir)/low-sun3.c \
$(srcdir)/utils.c $(srcdir)/server.c $(srcdir)/remote-utils.c
DEPFILES = $(GDBSERVER_DEPFILES)
@ -279,6 +279,7 @@ server.o : ${srcdir}/server.c ${srcdir}/server.h
remote-utils.o : ${srcdir}/remote-utils.c ${srcdir}/server.h
low-lynx.o : ${srcdir}/low-lynx.c ${srcdir}/server.h
low-sparc.o : $(srcdir)/low-sparc.c $(srcdir)/server.h
low-sun3.o : $(srcdir)/low-sun3.c $(srcdir)/server.h
utils.o : ${srcdir}/utils.c ${srcdir}/server.h
# This is the end of "Makefile.in".

97
gdb/gdbserver/low-sun3.c
View File

@ -21,9 +21,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "/usr/include/sys/wait.h"
#include "frame.h"
#include "inferior.h"
/***************************
#include "initialize.h"
****************************/
#include <stdio.h>
#include <sys/param.h>
@ -155,41 +152,27 @@ fetch_inferior_registers (ignored)
{
struct regs inferior_registers;
struct fp_status inferior_fp_registers;
int i;
/* Global and Out regs are fetched directly, as well as the control
registers. If we're getting one of the in or local regs,
and the stack pointer has not yet been fetched,
we have to do that first, since they're found in memory relative
to the stack pointer. */
if (ptrace (PTRACE_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0))
perror("ptrace_getregs");
registers[REGISTER_BYTE (0)] = 0;
memcpy (&registers[REGISTER_BYTE (1)], &inferior_registers.r_g1,
15 * REGISTER_RAW_SIZE (G0_REGNUM));
*(int *)&registers[REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps;
*(int *)&registers[REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc;
*(int *)&registers[REGISTER_BYTE (NPC_REGNUM)] = inferior_registers.r_npc;
*(int *)&registers[REGISTER_BYTE (Y_REGNUM)] = inferior_registers.r_y;
/* Floating point registers */
if (ptrace (PTRACE_GETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers,
0))
perror("ptrace_getfpregs");
ptrace (PTRACE_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers);
#ifdef FP0_REGNUM
ptrace (PTRACE_GETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers);
#endif
memcpy (registers, &inferior_registers, 16 * 4);
#ifdef FP0_REGNUM
memcpy (&registers[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers,
sizeof inferior_fp_registers.fpu_fr);
/* These regs are saved on the stack by the kernel. Only read them
all (16 ptrace calls!) if we really need them. */
read_inferior_memory (*(CORE_ADDR*)&registers[REGISTER_BYTE (SP_REGNUM)],
&registers[REGISTER_BYTE (L0_REGNUM)],
16*REGISTER_RAW_SIZE (L0_REGNUM));
sizeof inferior_fp_registers.fps_regs);
#endif
*(int *)&registers[REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps;
*(int *)&registers[REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc;
#ifdef FP0_REGNUM
memcpy
(&registers[REGISTER_BYTE (FPC_REGNUM)],
&inferior_fp_registers.fps_control,
sizeof inferior_fp_registers - sizeof inferior_fp_registers.fps_regs);
#endif
}
/* Store our register values back into the inferior.
@ -202,33 +185,27 @@ store_inferior_registers (ignored)
{
struct regs inferior_registers;
struct fp_status inferior_fp_registers;
CORE_ADDR sp = *(CORE_ADDR *)&registers[REGISTER_BYTE (SP_REGNUM)];
write_inferior_memory (sp, &registers[REGISTER_BYTE (L0_REGNUM)],
16*REGISTER_RAW_SIZE (L0_REGNUM));
bcopy (registers, &inferior_registers, 16 * 4);
#ifdef FP0_REGNUM
bcopy (&registers[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers,
sizeof inferior_fp_registers.fps_regs);
#endif
inferior_registers.r_ps = *(int *)&registers[REGISTER_BYTE (PS_REGNUM)];
inferior_registers.r_pc = *(int *)&registers[REGISTER_BYTE (PC_REGNUM)];
memcpy (&inferior_registers.r_g1, &registers[REGISTER_BYTE (G1_REGNUM)],
15 * REGISTER_RAW_SIZE (G1_REGNUM));
#ifdef FP0_REGNUM
bcopy (&registers[REGISTER_BYTE (FPC_REGNUM)],
&inferior_fp_registers.fps_control,
sizeof inferior_fp_registers - sizeof inferior_fp_registers.fps_regs);
#endif
inferior_registers.r_ps =
*(int *)&registers[REGISTER_BYTE (PS_REGNUM)];
inferior_registers.r_pc =
*(int *)&registers[REGISTER_BYTE (PC_REGNUM)];
inferior_registers.r_npc =
*(int *)&registers[REGISTER_BYTE (NPC_REGNUM)];
inferior_registers.r_y =
*(int *)&registers[REGISTER_BYTE (Y_REGNUM)];
if (ptrace (PTRACE_SETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0))
perror("ptrace_setregs");
memcpy (&inferior_fp_registers, &registers[REGISTER_BYTE (FP0_REGNUM)],
sizeof inferior_fp_registers.fpu_fr);
if (ptrace (PTRACE_SETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers, 0))
perror("ptrace_setfpregs");
ptrace (PTRACE_SETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers);
#if FP0_REGNUM
ptrace (PTRACE_SETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fp_registers);
#endif
}
/* NOTE! I tried using PTRACE_READDATA, etc., to read and write memory