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[/] [or1k/] [tags/] [VER_5_3/] [gdb-5.3/] [gdb/] [ia64-aix-nat.c] - Rev 1782
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/* Functions specific to running gdb native on IA-64 running AIX. Copyright 2000, 2001 Free Software Foundation, Inc. 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 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. */ #include "defs.h" #include "inferior.h" #include "target.h" #include "gdbcore.h" #include "regcache.h" #include <sys/procfs.h> #include "symtab.h" #include "bfd.h" #include "symfile.h" #include "objfiles.h" #include <sys/types.h> #include <fcntl.h> #include "gdb_stat.h" void supply_gregset (prgregset_t *gregsetp) { int regi; for (regi = IA64_GR0_REGNUM; regi <= IA64_GR31_REGNUM; regi++) { supply_register (regi, (char *) &(gregsetp->__gpr[regi - IA64_GR0_REGNUM])); } for (regi = IA64_BR0_REGNUM; regi <= IA64_BR7_REGNUM; regi++) { supply_register (regi, (char *) &(gregsetp->__br[regi - IA64_BR0_REGNUM])); } supply_register (IA64_PSR_REGNUM, (char *) &(gregsetp->__psr)); supply_register (IA64_IP_REGNUM, (char *) &(gregsetp->__ip)); supply_register (IA64_CFM_REGNUM, (char *) &(gregsetp->__ifs)); supply_register (IA64_RSC_REGNUM, (char *) &(gregsetp->__rsc)); supply_register (IA64_BSP_REGNUM, (char *) &(gregsetp->__bsp)); supply_register (IA64_BSPSTORE_REGNUM, (char *) &(gregsetp->__bspstore)); supply_register (IA64_RNAT_REGNUM, (char *) &(gregsetp->__rnat)); supply_register (IA64_PFS_REGNUM, (char *) &(gregsetp->__pfs)); supply_register (IA64_UNAT_REGNUM, (char *) &(gregsetp->__unat)); supply_register (IA64_PR_REGNUM, (char *) &(gregsetp->__preds)); supply_register (IA64_CCV_REGNUM, (char *) &(gregsetp->__ccv)); supply_register (IA64_LC_REGNUM, (char *) &(gregsetp->__lc)); supply_register (IA64_EC_REGNUM, (char *) &(gregsetp->__ec)); /* FIXME: __nats */ supply_register (IA64_FPSR_REGNUM, (char *) &(gregsetp->__fpsr)); /* These (for the most part) are pseudo registers and are obtained by other means. Those that aren't are already handled by the code above. */ for (regi = IA64_GR32_REGNUM; regi <= IA64_GR127_REGNUM; regi++) register_valid[regi] = 1; for (regi = IA64_PR0_REGNUM; regi <= IA64_PR63_REGNUM; regi++) register_valid[regi] = 1; for (regi = IA64_VFP_REGNUM; regi <= NUM_REGS; regi++) register_valid[regi] = 1; } void fill_gregset (prgregset_t *gregsetp, int regno) { int regi; #define COPY_REG(_fld_,_regi_) \ if ((regno == -1) || regno == _regi_) \ memcpy (&(gregsetp->_fld_), ®isters[REGISTER_BYTE (_regi_)], \ REGISTER_RAW_SIZE (_regi_)) for (regi = IA64_GR0_REGNUM; regi <= IA64_GR31_REGNUM; regi++) { COPY_REG (__gpr[regi - IA64_GR0_REGNUM], regi); } for (regi = IA64_BR0_REGNUM; regi <= IA64_BR7_REGNUM; regi++) { COPY_REG (__br[regi - IA64_BR0_REGNUM], regi); } COPY_REG (__psr, IA64_PSR_REGNUM); COPY_REG (__ip, IA64_IP_REGNUM); COPY_REG (__ifs, IA64_CFM_REGNUM); COPY_REG (__rsc, IA64_RSC_REGNUM); COPY_REG (__bsp, IA64_BSP_REGNUM); /* Bad things happen if we don't update both bsp and bspstore at the same time. */ if (regno == IA64_BSP_REGNUM || regno == -1) { memcpy (&(gregsetp->__bspstore), ®isters[REGISTER_BYTE (IA64_BSP_REGNUM)], REGISTER_RAW_SIZE (IA64_BSP_REGNUM)); memcpy (®isters[REGISTER_BYTE (IA64_BSPSTORE_REGNUM)], ®isters[REGISTER_BYTE (IA64_BSP_REGNUM)], REGISTER_RAW_SIZE (IA64_BSP_REGNUM)); } #if 0 /* We never actually write to bspstore, or we'd have to do the same thing here too. */ COPY_REG (__bspstore, IA64_BSPSTORE_REGNUM); #endif COPY_REG (__rnat, IA64_RNAT_REGNUM); COPY_REG (__pfs, IA64_PFS_REGNUM); COPY_REG (__unat, IA64_UNAT_REGNUM); COPY_REG (__preds, IA64_PR_REGNUM); COPY_REG (__ccv, IA64_CCV_REGNUM); COPY_REG (__lc, IA64_LC_REGNUM); COPY_REG (__ec, IA64_EC_REGNUM); /* FIXME: __nats */ COPY_REG (__fpsr, IA64_FPSR_REGNUM); #undef COPY_REG } void supply_fpregset (prfpregset_t *fpregsetp) { register int regi; for (regi = IA64_FR0_REGNUM; regi <= IA64_FR127_REGNUM; regi++) supply_register (regi, (char *) &(fpregsetp->__fpr[regi - IA64_FR0_REGNUM])); } void fill_fpregset (prfpregset_t *fpregsetp, int regno) { int regi; char *to; char *from; for (regi = IA64_FR0_REGNUM; regi <= IA64_FR127_REGNUM; regi++) { if ((regno == -1) || (regno == regi)) { from = (char *) ®isters[REGISTER_BYTE (regi)]; to = (char *) &(fpregsetp->__fpr[regi - IA64_FR0_REGNUM]); memcpy (to, from, REGISTER_RAW_SIZE (regi)); } } }
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