1 /* Native-dependent code for GNU/Linux UltraSPARC. 2 3 Copyright (C) 2003-2020 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 #include "defs.h" 21 #include "gdbarch.h" 22 23 #include "sparc64-tdep.h" 24 #include "sparc-nat.h" 25 26 /* Determine whether `gregset_t' contains register REGNUM. */ 27 28 static int 29 sparc64_gregset_supplies_p (struct gdbarch *gdbarch, int regnum) 30 { 31 if (gdbarch_ptr_bit (gdbarch) == 32) 32 return sparc32_gregset_supplies_p (gdbarch, regnum); 33 34 /* Integer registers. */ 35 if ((regnum >= SPARC_G1_REGNUM && regnum <= SPARC_G7_REGNUM) 36 || (regnum >= SPARC_O0_REGNUM && regnum <= SPARC_O7_REGNUM) 37 || (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_L7_REGNUM) 38 || (regnum >= SPARC_I0_REGNUM && regnum <= SPARC_I7_REGNUM)) 39 return 1; 40 41 /* Control registers. */ 42 if (regnum == SPARC64_PC_REGNUM 43 || regnum == SPARC64_NPC_REGNUM 44 || regnum == SPARC64_STATE_REGNUM 45 || regnum == SPARC64_Y_REGNUM 46 || regnum == SPARC64_FPRS_REGNUM) 47 return 1; 48 49 return 0; 50 } 51 52 /* Determine whether `fpregset_t' contains register REGNUM. */ 53 54 static int 55 sparc64_fpregset_supplies_p (struct gdbarch *gdbarch, int regnum) 56 { 57 if (gdbarch_ptr_bit (gdbarch) == 32) 58 return sparc32_fpregset_supplies_p (gdbarch, regnum); 59 60 /* Floating-point registers. */ 61 if ((regnum >= SPARC_F0_REGNUM && regnum <= SPARC_F31_REGNUM) 62 || (regnum >= SPARC64_F32_REGNUM && regnum <= SPARC64_F62_REGNUM)) 63 return 1; 64 65 /* Control registers. */ 66 if (regnum == SPARC64_FSR_REGNUM) 67 return 1; 68 69 return 0; 70 } 71 72 void _initialize_sparc64_nat (); 73 void 74 _initialize_sparc64_nat () 75 { 76 sparc_supply_gregset = sparc64_supply_gregset; 77 sparc_collect_gregset = sparc64_collect_gregset; 78 sparc_supply_fpregset = sparc64_supply_fpregset; 79 sparc_collect_fpregset = sparc64_collect_fpregset; 80 sparc_gregset_supplies_p = sparc64_gregset_supplies_p; 81 sparc_fpregset_supplies_p = sparc64_fpregset_supplies_p; 82 } 83