/* Native support for MIPS running SVR4, for GDB.
- Copyright 1994, 1995 Free Software Foundation, Inc.
+ Copyright 1994, 1995, 2000, 2001 Free Software Foundation, Inc.
-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 "defs.h"
#include "inferior.h"
#include "gdbcore.h"
#include "target.h"
+#include "regcache.h"
#include <sys/time.h>
#include <sys/procfs.h>
#include <setjmp.h> /* For JB_XXX. */
+/* Prototypes for supply_gregset etc. */
+#include "gregset.h"
+
/* Size of elements in jmpbuf */
#define JB_ELEMENT_SIZE 4
* any MIPS SVR4 target.
*/
-void
-supply_gregset (gregsetp)
- gregset_t *gregsetp;
+void
+supply_gregset (gregset_t *gregsetp)
{
- register int regi;
- register greg_t *regp = &(*gregsetp)[0];
- static char zerobuf[MAX_REGISTER_RAW_SIZE] = {0};
+ int regi;
+ greg_t *regp = &(*gregsetp)[0];
+ char zerobuf[MAX_REGISTER_SIZE];
+ memset (zerobuf, 0, MAX_REGISTER_SIZE);
for (regi = 0; regi <= CXT_RA; regi++)
- supply_register (regi, (char *)(regp + regi));
+ supply_register (regi, (char *) (regp + regi));
- supply_register (PC_REGNUM, (char *)(regp + CXT_EPC));
- supply_register (HI_REGNUM, (char *)(regp + CXT_MDHI));
- supply_register (LO_REGNUM, (char *)(regp + CXT_MDLO));
- supply_register (CAUSE_REGNUM, (char *)(regp + CXT_CAUSE));
+ supply_register (mips_regnum (current_gdbarch)->pc,
+ (char *) (regp + CXT_EPC));
+ supply_register (mips_regnum (current_gdbarch)->hi,
+ (char *) (regp + CXT_MDHI));
+ supply_register (mips_regnum (current_gdbarch)->lo,
+ (char *) (regp + CXT_MDLO));
+ supply_register (mips_regnum (current_gdbarch)->cause,
+ (char *) (regp + CXT_CAUSE));
/* Fill inaccessible registers with zero. */
supply_register (PS_REGNUM, zerobuf);
- supply_register (BADVADDR_REGNUM, zerobuf);
- supply_register (FP_REGNUM, zerobuf);
+ supply_register (mips_regnum (current_gdbarch)->badvaddr, zerobuf);
+ supply_register (DEPRECATED_FP_REGNUM, zerobuf);
+ supply_register (UNUSED_REGNUM, zerobuf);
for (regi = FIRST_EMBED_REGNUM; regi <= LAST_EMBED_REGNUM; regi++)
supply_register (regi, zerobuf);
}
void
-fill_gregset (gregsetp, regno)
- gregset_t *gregsetp;
- int regno;
+fill_gregset (gregset_t *gregsetp, int regno)
{
int regi;
- register greg_t *regp = &(*gregsetp)[0];
+ greg_t *regp = &(*gregsetp)[0];
for (regi = 0; regi <= 32; regi++)
if ((regno == -1) || (regno == regi))
- *(regp + regi) = *(greg_t *) ®isters[REGISTER_BYTE (regi)];
+ *(regp + regi) = *(greg_t *) & deprecated_registers[DEPRECATED_REGISTER_BYTE (regi)];
- if ((regno == -1) || (regno == PC_REGNUM))
- *(regp + CXT_EPC) = *(greg_t *) ®isters[REGISTER_BYTE (PC_REGNUM)];
+ if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->pc))
+ *(regp + CXT_EPC) = *(greg_t *) & deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->pc)];
- if ((regno == -1) || (regno == CAUSE_REGNUM))
- *(regp + CXT_CAUSE) = *(greg_t *) ®isters[REGISTER_BYTE (CAUSE_REGNUM)];
+ if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->cause))
+ *(regp + CXT_CAUSE) = *(greg_t *) & deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->cause)];
- if ((regno == -1) || (regno == HI_REGNUM))
- *(regp + CXT_MDHI) = *(greg_t *) ®isters[REGISTER_BYTE (HI_REGNUM)];
+ if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->hi))
+ *(regp + CXT_MDHI) = *(greg_t *) & deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->hi)];
- if ((regno == -1) || (regno == LO_REGNUM))
- *(regp + CXT_MDLO) = *(greg_t *) ®isters[REGISTER_BYTE (LO_REGNUM)];
+ if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->lo))
+ *(regp + CXT_MDLO) = *(greg_t *) & deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->lo)];
}
/*
* Now we do the same thing for floating-point registers.
- * We don't bother to condition on FP0_REGNUM since any
+ * We don't bother to condition on FP0 regnum since any
* reasonable MIPS configuration has an R3010 in it.
*
* Again, see the comments in m68k-tdep.c.
*/
void
-supply_fpregset (fpregsetp)
- fpregset_t *fpregsetp;
+supply_fpregset (fpregset_t *fpregsetp)
{
- register int regi;
- static char zerobuf[MAX_REGISTER_RAW_SIZE] = {0};
+ int regi;
+ char zerobuf[MAX_REGISTER_SIZE];
+ memset (zerobuf, 0, MAX_REGISTER_SIZE);
for (regi = 0; regi < 32; regi++)
- supply_register (FP0_REGNUM + regi,
- (char *)&fpregsetp->fp_r.fp_regs[regi]);
+ supply_register (mips_regnum (current_gdbarch)->fp0 + regi,
+ (char *) &fpregsetp->fp_r.fp_regs[regi]);
- supply_register (FCRCS_REGNUM, (char *)&fpregsetp->fp_csr);
+ supply_register (mips_regnum (current_gdbarch)->fp_control_status,
+ (char *) &fpregsetp->fp_csr);
- /* FIXME: how can we supply FCRIR_REGNUM? The ABI doesn't tell us. */
- supply_register (FCRIR_REGNUM, zerobuf);
+ /* FIXME: how can we supply FCRIR? The ABI doesn't tell us. */
+ supply_register (mips_regnum (current_gdbarch)->fp_implementation_revision,
+ zerobuf);
}
void
-fill_fpregset (fpregsetp, regno)
- fpregset_t *fpregsetp;
- int regno;
+fill_fpregset (fpregset_t *fpregsetp, int regno)
{
int regi;
char *from, *to;
- for (regi = FP0_REGNUM; regi < FP0_REGNUM + 32; regi++)
+ for (regi = mips_regnum (current_gdbarch)->fp0;
+ regi < mips_regnum (current_gdbarch)->fp0 + 32; regi++)
{
if ((regno == -1) || (regno == regi))
{
- from = (char *) ®isters[REGISTER_BYTE (regi)];
- to = (char *) &(fpregsetp->fp_r.fp_regs[regi - FP0_REGNUM]);
- memcpy(to, from, REGISTER_RAW_SIZE (regi));
+ from = (char *) &deprecated_registers[DEPRECATED_REGISTER_BYTE (regi)];
+ to = (char *) &(fpregsetp->fp_r.fp_regs[regi - mips_regnum (current_gdbarch)->fp0]);
+ memcpy (to, from, DEPRECATED_REGISTER_RAW_SIZE (regi));
}
}
- if ((regno == -1) || (regno == FCRCS_REGNUM))
- fpregsetp->fp_csr = *(unsigned *) ®isters[REGISTER_BYTE(FCRCS_REGNUM)];
+ if ((regno == -1)
+ || (regno == mips_regnum (current_gdbarch)->fp_control_status))
+ fpregsetp->fp_csr = *(unsigned *) &deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->fp_control_status)];
}
This routine returns true on success. */
int
-get_longjmp_target (pc)
- CORE_ADDR *pc;
+get_longjmp_target (CORE_ADDR *pc)
{
- char buf[TARGET_PTR_BIT / TARGET_CHAR_BIT];
+ char *buf;
CORE_ADDR jb_addr;
+ buf = alloca (TARGET_PTR_BIT / TARGET_CHAR_BIT);
jb_addr = read_register (A0_REGNUM);
if (target_read_memory (jb_addr + _JB_PC * JB_ELEMENT_SIZE, buf,
TARGET_PTR_BIT / TARGET_CHAR_BIT))
return 0;
- *pc = extract_address (buf, TARGET_PTR_BIT / TARGET_CHAR_BIT);
+ *pc = extract_unsigned_integer (buf, TARGET_PTR_BIT / TARGET_CHAR_BIT);
return 1;
}
projects / deliverable / binutils-gdb.git / blobdiff