1b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov/* Low level interface to valgrind, for the remote server for GDB integrated 2b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov in valgrind. 3b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Copyright (C) 2011 4b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Free Software Foundation, Inc. 5b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 6b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov This file is part of VALGRIND. 7b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov It has been inspired from a file from gdbserver in gdb 6.6. 8b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 9b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov This program is free software; you can redistribute it and/or modify 10b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov it under the terms of the GNU General Public License as published by 11b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov the Free Software Foundation; either version 2 of the License, or 12b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov (at your option) any later version. 13b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 14b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov This program is distributed in the hope that it will be useful, 15b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov but WITHOUT ANY WARRANTY; without even the implied warranty of 16b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov GNU General Public License for more details. 18b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 19b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov You should have received a copy of the GNU General Public License 20b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov along with this program; if not, write to the Free Software 21b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Foundation, Inc., 51 Franklin Street, Fifth Floor, 22b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Boston, MA 02110-1301, USA. */ 23b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 24b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "server.h" 25b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "target.h" 26b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "regdef.h" 27b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "regcache.h" 28b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 29b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_core_aspacemgr.h" 30b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_tool_machine.h" 31b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_core_threadstate.h" 32b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_core_transtab.h" 33b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_core_gdbserver.h" 34b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "pub_core_debuginfo.h" 35b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 36b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "valgrind_low.h" 37b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 38b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#include "libvex_guest_arm.h" 39b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 40b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstruct reg regs[] = { 41b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r0", 0, 32 }, 42b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r1", 32, 32 }, 43b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r2", 64, 32 }, 44b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r3", 96, 32 }, 45b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r4", 128, 32 }, 46b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r5", 160, 32 }, 47b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r6", 192, 32 }, 48b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r7", 224, 32 }, 49b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r8", 256, 32 }, 50b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r9", 288, 32 }, 51b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r10", 320, 32 }, 52b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r11", 352, 32 }, 53b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "r12", 384, 32 }, 54b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "sp", 416, 32 }, 55b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "lr", 448, 32 }, 56b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "pc", 480, 32 }, 57b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, // It seems these entries are needed 58b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, // as previous versions of arm <-> gdb placed 59b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, // some floating point registers here. So, cpsr 60b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, // must be register 25. 61b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, 62b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, 63b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, 64b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, 65b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "", 512, 0 }, 66b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "cpsr", 512, 32 }, 67b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d0", 544, 64 }, 68b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d1", 608, 64 }, 69b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d2", 672, 64 }, 70b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d3", 736, 64 }, 71b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d4", 800, 64 }, 72b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d5", 864, 64 }, 73b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d6", 928, 64 }, 74b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d7", 992, 64 }, 75b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d8", 1056, 64 }, 76b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d9", 1120, 64 }, 77b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d10", 1184, 64 }, 78b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d11", 1248, 64 }, 79b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d12", 1312, 64 }, 80b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d13", 1376, 64 }, 81b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d14", 1440, 64 }, 82b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d15", 1504, 64 }, 83b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d16", 1568, 64 }, 84b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d17", 1632, 64 }, 85b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d18", 1696, 64 }, 86b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d19", 1760, 64 }, 87b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d20", 1824, 64 }, 88b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d21", 1888, 64 }, 89b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d22", 1952, 64 }, 90b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d23", 2016, 64 }, 91b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d24", 2080, 64 }, 92b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d25", 2144, 64 }, 93b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d26", 2208, 64 }, 94b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d27", 2272, 64 }, 95b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d28", 2336, 64 }, 96b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d29", 2400, 64 }, 97b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d30", 2464, 64 }, 98b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "d31", 2528, 64 }, 99b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { "fpscr", 2592, 32 } 100b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov}; 101b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstatic const char *expedite_regs[] = { "r11", "sp", "pc", 0 }; 102b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov#define num_regs (sizeof (regs) / sizeof (regs[0])) 103b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 104b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstatic 105b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy StepanovCORE_ADDR get_pc (void) 106b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov{ 107b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov unsigned long pc; 108b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 109b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov collect_register_by_name ("pc", &pc); 110b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 111b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog(1, "stop pc is %p\n", (void *) pc); 112b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc; 113b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov} 114b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 115b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstatic 116b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovvoid set_pc (CORE_ADDR newpc) 117b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov{ 118b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Bool mod; 119b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov supply_register_by_name ("pc", &newpc, &mod); 120b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (mod) 121b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog(1, "set pc to %p\n", C2v (newpc)); 122b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov else 123b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog(1, "set pc not changed %p\n", C2v (newpc)); 124b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov} 125b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 126b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy StepanovAddr thumb_pc (Addr pc) 127b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov{ 128b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // If the thumb bit (bit 0) is already set, we trust it. 129b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (pc & 1) { 130b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog (1, "%p = thumb (bit0 is set)\n", C2v (pc)); 131b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc; 132b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 133b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 134b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // Here, bit 0 is not set. 135b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // For a pc aligned on 4 bytes, we have to use the debug 136b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // info to determine the thumb-ness. 137b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // else (aligned on 2 bytes), we trust this is a thumb 138b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // address and we set the thumb bit. 139b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 140b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (pc & 2) { 141b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog (1, "bit0 not set, bit1 set => %p = thumb\n", C2v (pc)); 142b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc | 1; 143b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 144b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 145b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // pc aligned on 4 bytes. We need to use debug info. 146b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov { 147b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Char fnname[200]; // ??? max size 148b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Addr entrypoint; 149b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov Addr ptoc; // unused but needed. 150b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // If this is a thumb instruction, we need to ask 151b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // the debug info with the bit0 set 152b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // (why can't debug info do that for us ???) 153b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // (why if this is a 4 bytes thumb instruction ???) 154b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (VG_(get_fnname_raw) (pc | 1, fnname, 200)) { 155b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (VG_(lookup_symbol_SLOW)( "*", fnname, &entrypoint, &ptoc )) { 156b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog (1, "fnname %s lookupsym %p => %p %s.\n", 157b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov fnname, C2v(entrypoint), C2v(pc), 158b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov (entrypoint & 1 ? "thumb" : "arm")); 159b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (entrypoint & 1) 160b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc | 1; 161b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov else 162b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc; 163b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 164b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } else { 165b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog (1, "%p fnname %s lookupsym failed?. Assume arm\n", 166b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov C2v (pc), fnname); 167b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc; 168b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 169b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } else { 170b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // Can't find function name. We assume this is arm 171b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov dlog (1, "%p unknown fnname?. Assume arm\n", C2v (pc)); 172b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov return pc; 173b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 174b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 175b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov} 176b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 177b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov/* store registers in the guest state (gdbserver_to_valgrind) 178b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov or fetch register from the guest state (valgrind_to_gdbserver). */ 179b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstatic 180b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovvoid transfer_register (ThreadId tid, int abs_regno, void * buf, 181b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov transfer_direction dir, int size, Bool *mod) 182b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov{ 183b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov ThreadState* tst = VG_(get_ThreadState)(tid); 184b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov int set = abs_regno / num_regs; 185b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov int regno = abs_regno % num_regs; 186b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov *mod = False; 187b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 188b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov VexGuestARMState* arm = (VexGuestARMState*) get_arch (set, tst); 189b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 190b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov switch (regno) { 191b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // numbers here have to match the order of regs above 192b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // Attention: gdb order does not match valgrind order. 193b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 0: VG_(transfer) (&arm->guest_R0, buf, dir, size, mod); break; 194b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 1: VG_(transfer) (&arm->guest_R1, buf, dir, size, mod); break; 195b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 2: VG_(transfer) (&arm->guest_R2, buf, dir, size, mod); break; 196b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 3: VG_(transfer) (&arm->guest_R3, buf, dir, size, mod); break; 197b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 4: VG_(transfer) (&arm->guest_R4, buf, dir, size, mod); break; 198b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 5: VG_(transfer) (&arm->guest_R5, buf, dir, size, mod); break; 199b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 6: VG_(transfer) (&arm->guest_R6, buf, dir, size, mod); break; 200b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 7: VG_(transfer) (&arm->guest_R7, buf, dir, size, mod); break; 201b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 8: VG_(transfer) (&arm->guest_R8, buf, dir, size, mod); break; 202b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 9: VG_(transfer) (&arm->guest_R9, buf, dir, size, mod); break; 203b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 10: VG_(transfer) (&arm->guest_R10, buf, dir, size, mod); break; 204b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 11: VG_(transfer) (&arm->guest_R11, buf, dir, size, mod); break; 205b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 12: VG_(transfer) (&arm->guest_R12, buf, dir, size, mod); break; 206b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 13: VG_(transfer) (&arm->guest_R13, buf, dir, size, mod); break; 207b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 14: VG_(transfer) (&arm->guest_R14, buf, dir, size, mod); break; 208b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 15: { 209b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov VG_(transfer) (&arm->guest_R15T, buf, dir, size, mod); 210b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (dir == gdbserver_to_valgrind && *mod) { 211b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // If gdb is changing the PC, we have to set the thumb bit 212b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // if needed. 213b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov arm->guest_R15T = thumb_pc(arm->guest_R15T); 214b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 215b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov break; 216b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 217b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 16: 218b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 17: 219b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 18: 220b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 19: 221b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 20: /* 9 "empty registers". See struct reg regs above. */ 222b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 21: 223b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 22: 224b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 23: 225b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 24: *mod = False; break; 226b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 25: { 227b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov UInt cpsr = LibVEX_GuestARM_get_cpsr (arm); 228b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov if (dir == valgrind_to_gdbserver) { 229b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov VG_(transfer) (&cpsr, buf, dir, size, mod); 230b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } else { 231b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov# if 0 232b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov UInt newcpsr; 233b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov VG_(transfer) (&newcpsr, buf, dir, size, mod); 234b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov *mod = newcpsr != cpsr; 235b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov // GDBTD ???? see FIXME in guest_arm_helpers.c 236b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov LibVEX_GuestARM_put_flags (newcpsr, arm); 237b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov# else 238b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov *mod = False; 239b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov# endif 240b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 241b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov break; 242b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 243b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 26: VG_(transfer) (&arm->guest_D0, buf, dir, size, mod); break; 244b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 27: VG_(transfer) (&arm->guest_D1, buf, dir, size, mod); break; 245b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 28: VG_(transfer) (&arm->guest_D2, buf, dir, size, mod); break; 246b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 29: VG_(transfer) (&arm->guest_D3, buf, dir, size, mod); break; 247b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 30: VG_(transfer) (&arm->guest_D4, buf, dir, size, mod); break; 248b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 31: VG_(transfer) (&arm->guest_D5, buf, dir, size, mod); break; 249b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 32: VG_(transfer) (&arm->guest_D6, buf, dir, size, mod); break; 250b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 33: VG_(transfer) (&arm->guest_D7, buf, dir, size, mod); break; 251b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 34: VG_(transfer) (&arm->guest_D8, buf, dir, size, mod); break; 252b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 35: VG_(transfer) (&arm->guest_D9, buf, dir, size, mod); break; 253b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 36: VG_(transfer) (&arm->guest_D10, buf, dir, size, mod); break; 254b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 37: VG_(transfer) (&arm->guest_D11, buf, dir, size, mod); break; 255b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 38: VG_(transfer) (&arm->guest_D12, buf, dir, size, mod); break; 256b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 39: VG_(transfer) (&arm->guest_D13, buf, dir, size, mod); break; 257b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 40: VG_(transfer) (&arm->guest_D14, buf, dir, size, mod); break; 258b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 41: VG_(transfer) (&arm->guest_D15, buf, dir, size, mod); break; 259b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 42: VG_(transfer) (&arm->guest_D16, buf, dir, size, mod); break; 260b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 43: VG_(transfer) (&arm->guest_D17, buf, dir, size, mod); break; 261b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 44: VG_(transfer) (&arm->guest_D18, buf, dir, size, mod); break; 262b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 45: VG_(transfer) (&arm->guest_D19, buf, dir, size, mod); break; 263b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 46: VG_(transfer) (&arm->guest_D20, buf, dir, size, mod); break; 264b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 47: VG_(transfer) (&arm->guest_D21, buf, dir, size, mod); break; 265b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 48: VG_(transfer) (&arm->guest_D22, buf, dir, size, mod); break; 266b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 49: VG_(transfer) (&arm->guest_D23, buf, dir, size, mod); break; 267b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 50: VG_(transfer) (&arm->guest_D24, buf, dir, size, mod); break; 268b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 51: VG_(transfer) (&arm->guest_D25, buf, dir, size, mod); break; 269b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 52: VG_(transfer) (&arm->guest_D26, buf, dir, size, mod); break; 270b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 53: VG_(transfer) (&arm->guest_D27, buf, dir, size, mod); break; 271b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 54: VG_(transfer) (&arm->guest_D28, buf, dir, size, mod); break; 272b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 55: VG_(transfer) (&arm->guest_D29, buf, dir, size, mod); break; 273b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 56: VG_(transfer) (&arm->guest_D30, buf, dir, size, mod); break; 274b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 57: VG_(transfer) (&arm->guest_D31, buf, dir, size, mod); break; 275b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov case 58: VG_(transfer) (&arm->guest_FPSCR, buf, dir, size, mod); break; 276b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov default: vg_assert(0); 277b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov } 278b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov} 279b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 280b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovstatic struct valgrind_target_ops low_target = { 281b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov num_regs, 282b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov regs, 283b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 13, //SP 284b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov transfer_register, 285b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov get_pc, 286b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov set_pc, 287b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov "arm", 288b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov "arm-with-vfpv3.xml", 289b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov "arm-with-vfpv3-valgrind.xml" 290b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov}; 291b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov 292b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanovvoid arm_init_architecture (struct valgrind_target_ops *target) 293b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov{ 294b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov *target = low_target; 295b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov set_register_cache (regs, num_regs); 296b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov gdbserver_expedite_regs = expedite_regs; 297b32f58018498ea2225959b0ba11c18f0c433deefEvgeniy Stepanov} 298