1 /* Target-dependent code for UltraSPARC. 2 3 Copyright (C) 2003-2024 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 #ifndef SPARC64_TDEP_H 21 #define SPARC64_TDEP_H 1 22 23 class frame_info_ptr; 24 struct gdbarch; 25 struct regcache; 26 struct sparc_gregmap; 27 struct trad_frame_saved_reg; 28 29 #include "sparc-tdep.h" 30 31 /* The stack pointer is offset from the stack frame by a BIAS of 2047 32 (0x7ff) for 64-bit code. BIAS is likely to be defined on SPARC 33 hosts, so undefine it first. */ 34 #undef BIAS 35 #define BIAS 2047 36 37 /* Register offsets for the general-purpose register set. */ 38 39 /* UltraSPARC doesn't have %psr. */ 40 #define r_tstate_offset r_psr_offset 41 42 /* UltraSPARC doesn't have %wim either. */ 43 #define r_fprs_offset r_wim_offset 44 45 /* Register numbers of various important registers. */ 46 47 enum sparc64_regnum 48 { 49 SPARC64_F32_REGNUM /* %f32 */ 50 = SPARC_F0_REGNUM + 32, 51 SPARC64_F62_REGNUM /* %f62 */ 52 = SPARC64_F32_REGNUM + 15, 53 SPARC64_PC_REGNUM, /* %pc */ 54 SPARC64_NPC_REGNUM, /* %npc */ 55 SPARC64_STATE_REGNUM, 56 SPARC64_FSR_REGNUM, /* %fsr */ 57 SPARC64_FPRS_REGNUM, /* %fprs */ 58 SPARC64_Y_REGNUM, /* %y */ 59 }; 60 61 /* Pseudo registers. */ 62 enum sparc64_pseudo_regnum 63 { 64 SPARC64_CWP_REGNUM = 0, /* %cwp */ 65 SPARC64_PSTATE_REGNUM, /* %pstate */ 66 SPARC64_ASI_REGNUM, /* %asi */ 67 SPARC64_CCR_REGNUM, /* %ccr */ 68 SPARC64_D0_REGNUM, /* %d0 */ 69 SPARC64_D10_REGNUM /* %d10 */ 70 = SPARC64_D0_REGNUM + 5, 71 SPARC64_D30_REGNUM /* %d30 */ 72 = SPARC64_D0_REGNUM + 15, 73 SPARC64_D32_REGNUM /* %d32 */ 74 = SPARC64_D0_REGNUM + 16, 75 SPARC64_D62_REGNUM /* %d62 */ 76 = SPARC64_D0_REGNUM + 31, 77 SPARC64_Q0_REGNUM, /* %q0 */ 78 SPARC64_Q8_REGNUM /* %q8 */ 79 = SPARC64_Q0_REGNUM + 2, 80 SPARC64_Q28_REGNUM /* %q28 */ 81 = SPARC64_Q0_REGNUM + 7, 82 SPARC64_Q32_REGNUM /* %q32 */ 83 = SPARC64_Q0_REGNUM + 8, 84 SPARC64_Q60_REGNUM /* %q60 */ 85 = SPARC64_Q0_REGNUM + 15 86 }; 87 88 /* Processor state bits. */ 89 #define SPARC64_PSTATE_AG 0x001 90 #define SPARC64_PSTATE_IE 0x002 91 #define SPARC64_PSTATE_PRIV 0x004 92 #define SPARC64_PSTATE_AM 0x008 93 #define SPARC64_PSTATE_PEF 0x010 94 #define SPARC64_PSTATE_RED 0x020 95 #define SPARC64_PSTATE_TLE 0x100 96 #define SPARC64_PSTATE_CLE 0x200 97 #define SPARC64_PSTATE_PID0 0x400 98 #define SPARC64_PSTATE_PID1 0x800 99 100 extern void sparc64_init_abi (struct gdbarch_info info, 101 struct gdbarch *gdbarch); 102 103 extern void sparc64_supply_gregset (const struct sparc_gregmap *gregmap, 104 struct regcache *regcache, 105 int regnum, const void *gregs); 106 extern void sparc64_collect_gregset (const struct sparc_gregmap *gregmap, 107 const struct regcache *regcache, 108 int regnum, void *gregs); 109 extern void sparc64_supply_fpregset (const struct sparc_fpregmap *fpregmap, 110 struct regcache *regcache, 111 int regnum, const void *fpregs); 112 extern void sparc64_collect_fpregset (const struct sparc_fpregmap *fpregmap, 113 const struct regcache *regcache, 114 int regnum, void *fpregs); 115 116 /* Functions and variables exported from sparc64-sol2-tdep.c. */ 117 118 /* Register offsets for Solaris 2. */ 119 extern const struct sparc_gregmap sparc64_sol2_gregmap; 120 extern const struct sparc_fpregmap sparc64_sol2_fpregmap; 121 122 /* Variables exported from sparc64-fbsd-tdep.c. */ 123 124 /* Register offsets for FreeBSD/sparc64. */ 125 extern const struct sparc_gregmap sparc64fbsd_gregmap; 126 127 /* Functions and variables exported from sparc64-netbsd-tdep.c. */ 128 129 /* Register offsets for NetBSD/sparc64. */ 130 extern const struct sparc_gregmap sparc64nbsd_gregmap; 131 132 extern struct trad_frame_saved_reg * 133 sparc64nbsd_sigcontext_saved_regs (CORE_ADDR sigcontext_addr, 134 const frame_info_ptr &next_frame); 135 136 extern const struct sparc_fpregmap sparc64_bsd_fpregmap; 137 138 extern void sparc64_forget_process (pid_t pid); 139 140 #endif /* sparc64-tdep.h */ 141