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Diffstat (limited to 'gdb/remote-vxsparc.c')
| -rw-r--r-- | gdb/remote-vxsparc.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/gdb/remote-vxsparc.c b/gdb/remote-vxsparc.c deleted file mode 100644 index 118e517..0000000 --- a/gdb/remote-vxsparc.c +++ /dev/null @@ -1,128 +0,0 @@ -/* SPARC-specific portions of the RPC protocol for VxWorks. - - Contributed by Wind River Systems. - - 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 "regcache.h" - -#include "gdb_string.h" - -#include "sparc-tdep.h" - -#include "vx-share/ptrace.h" -#include "vx-share/regPacket.h" - -#define SPARC_R_G1 (SPARC_R_G0 + SPARC_GREG_SIZE) - -const struct sparc_gregset vxsparc_gregset = -{ - SPARC_R_PSR, /* %psr */ - SPARC_R_PC, /* %pc */ - SPARC_R_NPC, /* %npc */ - SPARC_R_Y, /* %y */ - SPARC_R_WIM, /* %wim */ - SPARC_R_TBR, /* %tbr */ - SPARC_R_G1, /* %g1 */ - SPARC_R_I0 /* %l0 */ -}; - -/* Flag set if target has an FPU. */ - -extern int target_has_fp; - -/* Generic register read/write routines in remote-vx.c. */ - -extern void net_read_registers (); -extern void net_write_registers (); - -/* Read a register or registers from the VxWorks target. REGNUM is - the register to read, or -1 for all; currently, it is ignored. - FIXME: Look at REGNUM to improve efficiency. */ - -void -vx_read_register (int regnum) -{ - struct regcache *regcache = current_regcache; - char gregs[SPARC_GREG_PLEN]; - char fpregs[SPARC_FPREG_PLEN]; - CORE_ADDR sp; - - /* Get the general-purpose registers. */ - net_read_registers (gregs, SPARC_GREG_PLEN, PTRACE_GETREGS); - sparc32_supply_gregset (&vxsparc_gregset, regcache, -1, gregs); - - /* If the target has floating-point registers, fetch them. - Otherwise, zero the floating-point register values in GDB's - register cache for good measure, even though we might not need - to. */ - if (target_has_fp) - net_read_registers (fpregs, SPARC_FPREG_PLEN, PTRACE_GETFPREGS); - else - memset (fpregs, 0, SPARC_FPREG_PLEN); - sparc32_supply_fpregset (regcache, -1, fpregs); -} - -/* Store a register or registers into the VxWorks target. REGNUM is - the register to store, or -1 for all; currently, it is ignored. - FIXME: Look at REGNUM to improve efficiency. */ - -void -vx_write_register (int regnum) -{ - struct regcache *regcache = current_regcache; - char gregs[SPARC_GREG_PLEN]; - char fpregs[SPARC_FPREG_PLEN]; - int gregs_p = 1; - int fpregs_p = 1; - CORE_ADDR sp; - - if (regnum != -1) - { - if ((SPARC_G0_REGNUM <= regnum && regnum <= SPARC_I7_REGNUM) - || (SPARC32_Y_REGNUM <= regnum && regnum <= SPARC32_NPC_REGNUM)) - fpregs_p = 0; - else - gregs_p = 0; - } - - /* Store the general-purpose registers. */ - if (gregs_p) - { - sparc32_collect_gregset (&vxsparc_gregset, regcache, -1, gregs); - net_write_registers (gregs, SPARC_GREG_PLEN, PTRACE_SETREGS); - - /* Deal with the stack regs. */ - if (regnum == -1 || regnum == SPARC_SP_REGNUM - || (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_I7_REGNUM)) - { - ULONGEST sp; - - regcache_cooked_read_unsigned (regcache, SPARC_SP_REGNUM, &sp); - sparc_collect_rwindow (regcache, sp, regnum); - } - } - - /* Store the floating-point registers if the target has them. */ - if (fpregs_p && target_has_fp) - { - sparc32_collect_fpregset (regcache, -1, fpregs); - net_write_registers (fpregs, SPARC_FPREG_PLEN, PTRACE_SETFPREGS); - } -} |