1 //===-- GDBRemoteRegisterContext.cpp ----------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "GDBRemoteRegisterContext.h" 11 12 // C Includes 13 // C++ Includes 14 // Other libraries and framework includes 15 #include "lldb/Core/DataBufferHeap.h" 16 #include "lldb/Core/DataExtractor.h" 17 #include "lldb/Core/Scalar.h" 18 #include "lldb/Core/StreamString.h" 19 // Project includes 20 #include "Utility/StringExtractorGDBRemote.h" 21 #include "ProcessGDBRemote.h" 22 #include "ThreadGDBRemote.h" 23 #include "Utility/ARM_GCC_Registers.h" 24 #include "Utility/ARM_DWARF_Registers.h" 25 26 using namespace lldb; 27 using namespace lldb_private; 28 29 //---------------------------------------------------------------------- 30 // GDBRemoteRegisterContext constructor 31 //---------------------------------------------------------------------- 32 GDBRemoteRegisterContext::GDBRemoteRegisterContext 33 ( 34 ThreadGDBRemote &thread, 35 uint32_t concrete_frame_idx, 36 GDBRemoteDynamicRegisterInfo ®_info, 37 bool read_all_at_once 38 ) : 39 RegisterContext (thread, concrete_frame_idx), 40 m_reg_info (reg_info), 41 m_reg_valid (), 42 m_reg_data (), 43 m_read_all_at_once (read_all_at_once) 44 { 45 // Resize our vector of bools to contain one bool for every register. 46 // We will use these boolean values to know when a register value 47 // is valid in m_reg_data. 48 m_reg_valid.resize (reg_info.GetNumRegisters()); 49 50 // Make a heap based buffer that is big enough to store all registers 51 DataBufferSP reg_data_sp(new DataBufferHeap (reg_info.GetRegisterDataByteSize(), 0)); 52 m_reg_data.SetData (reg_data_sp); 53 54 } 55 56 //---------------------------------------------------------------------- 57 // Destructor 58 //---------------------------------------------------------------------- 59 GDBRemoteRegisterContext::~GDBRemoteRegisterContext() 60 { 61 } 62 63 ProcessGDBRemote & 64 GDBRemoteRegisterContext::GetGDBProcess() 65 { 66 return static_cast<ProcessGDBRemote &>(m_thread.GetProcess()); 67 } 68 69 ThreadGDBRemote & 70 GDBRemoteRegisterContext::GetGDBThread() 71 { 72 return static_cast<ThreadGDBRemote &>(m_thread); 73 } 74 75 void 76 GDBRemoteRegisterContext::InvalidateAllRegisters () 77 { 78 SetAllRegisterValid (false); 79 } 80 81 void 82 GDBRemoteRegisterContext::SetAllRegisterValid (bool b) 83 { 84 std::vector<bool>::iterator pos, end = m_reg_valid.end(); 85 for (pos = m_reg_valid.begin(); pos != end; ++pos) 86 *pos = b; 87 } 88 89 size_t 90 GDBRemoteRegisterContext::GetRegisterCount () 91 { 92 return m_reg_info.GetNumRegisters (); 93 } 94 95 const RegisterInfo * 96 GDBRemoteRegisterContext::GetRegisterInfoAtIndex (uint32_t reg) 97 { 98 return m_reg_info.GetRegisterInfoAtIndex (reg); 99 } 100 101 size_t 102 GDBRemoteRegisterContext::GetRegisterSetCount () 103 { 104 return m_reg_info.GetNumRegisterSets (); 105 } 106 107 108 109 const RegisterSet * 110 GDBRemoteRegisterContext::GetRegisterSet (uint32_t reg_set) 111 { 112 return m_reg_info.GetRegisterSet (reg_set); 113 } 114 115 116 117 bool 118 GDBRemoteRegisterContext::ReadRegisterValue (uint32_t reg, Scalar &value) 119 { 120 // Read the register 121 if (ReadRegisterBytes (reg, m_reg_data)) 122 { 123 const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg); 124 uint32_t offset = reg_info->byte_offset; 125 switch (reg_info->encoding) 126 { 127 case eEncodingUint: 128 switch (reg_info->byte_size) 129 { 130 case 1: 131 case 2: 132 case 4: 133 value = m_reg_data.GetMaxU32 (&offset, reg_info->byte_size); 134 return true; 135 136 case 8: 137 value = m_reg_data.GetMaxU64 (&offset, reg_info->byte_size); 138 return true; 139 } 140 break; 141 142 case eEncodingSint: 143 switch (reg_info->byte_size) 144 { 145 case 1: 146 case 2: 147 case 4: 148 value = (int32_t)m_reg_data.GetMaxU32 (&offset, reg_info->byte_size); 149 return true; 150 151 case 8: 152 value = m_reg_data.GetMaxS64 (&offset, reg_info->byte_size); 153 return true; 154 } 155 break; 156 157 case eEncodingIEEE754: 158 switch (reg_info->byte_size) 159 { 160 case sizeof (float): 161 value = m_reg_data.GetFloat (&offset); 162 return true; 163 164 case sizeof (double): 165 value = m_reg_data.GetDouble (&offset); 166 return true; 167 168 case sizeof (long double): 169 value = m_reg_data.GetLongDouble (&offset); 170 return true; 171 } 172 break; 173 174 default: 175 break; 176 } 177 } 178 return false; 179 } 180 181 bool 182 GDBRemoteRegisterContext::PrivateSetRegisterValue (uint32_t reg, StringExtractor &response) 183 { 184 const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg); 185 if (reg_info == NULL) 186 return false; 187 188 // Invalidate if needed 189 InvalidateIfNeeded(false); 190 191 const uint32_t reg_byte_size = reg_info->byte_size; 192 const size_t bytes_copied = response.GetHexBytes (const_cast<uint8_t*>(m_reg_data.PeekData(reg_info->byte_offset, reg_byte_size)), reg_byte_size, '\xcc'); 193 bool success = bytes_copied == reg_byte_size; 194 if (success) 195 { 196 m_reg_valid[reg] = true; 197 } 198 else if (bytes_copied > 0) 199 { 200 // Only set register is valid to false if we copied some bytes, else 201 // leave it as it was. 202 m_reg_valid[reg] = false; 203 } 204 return success; 205 } 206 207 208 bool 209 GDBRemoteRegisterContext::ReadRegisterBytes (uint32_t reg, DataExtractor &data) 210 { 211 GDBRemoteCommunicationClient &gdb_comm (GetGDBProcess().GetGDBRemote()); 212 213 InvalidateIfNeeded(false); 214 215 const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg); 216 assert (reg_info); 217 if (!m_reg_valid[reg]) 218 { 219 Mutex::Locker locker; 220 if (gdb_comm.GetSequenceMutex (locker)) 221 { 222 const bool thread_suffix_supported = gdb_comm.GetThreadSuffixSupported(); 223 if (thread_suffix_supported || GetGDBProcess().GetGDBRemote().SetCurrentThread(m_thread.GetID())) 224 { 225 char packet[64]; 226 StringExtractorGDBRemote response; 227 int packet_len = 0; 228 if (m_read_all_at_once) 229 { 230 // Get all registers in one packet 231 if (thread_suffix_supported) 232 packet_len = ::snprintf (packet, sizeof(packet), "g;thread:%4.4x;", m_thread.GetID()); 233 else 234 packet_len = ::snprintf (packet, sizeof(packet), "g"); 235 assert (packet_len < (sizeof(packet) - 1)); 236 if (gdb_comm.SendPacketAndWaitForResponse(packet, response, false)) 237 { 238 if (response.IsNormalResponse()) 239 if (response.GetHexBytes ((void *)m_reg_data.GetDataStart(), m_reg_data.GetByteSize(), '\xcc') == m_reg_data.GetByteSize()) 240 SetAllRegisterValid (true); 241 } 242 } 243 else 244 { 245 // Get each register individually 246 if (thread_suffix_supported) 247 packet_len = ::snprintf (packet, sizeof(packet), "p%x;thread:%4.4x;", reg, m_thread.GetID()); 248 else 249 packet_len = ::snprintf (packet, sizeof(packet), "p%x", reg); 250 assert (packet_len < (sizeof(packet) - 1)); 251 if (gdb_comm.SendPacketAndWaitForResponse(packet, response, false)) 252 PrivateSetRegisterValue (reg, response); 253 } 254 } 255 } 256 257 // Make sure we got a valid register value after reading it 258 if (!m_reg_valid[reg]) 259 return false; 260 } 261 262 if (&data != &m_reg_data) 263 { 264 // If we aren't extracting into our own buffer (which 265 // only happens when this function is called from 266 // ReadRegisterValue(uint32_t, Scalar&)) then 267 // we transfer bytes from our buffer into the data 268 // buffer that was passed in 269 data.SetByteOrder (m_reg_data.GetByteOrder()); 270 data.SetData (m_reg_data, reg_info->byte_offset, reg_info->byte_size); 271 } 272 return true; 273 } 274 275 276 bool 277 GDBRemoteRegisterContext::WriteRegisterValue (uint32_t reg, const Scalar &value) 278 { 279 const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg); 280 if (reg_info) 281 { 282 DataExtractor data; 283 if (value.GetData (data, reg_info->byte_size)) 284 return WriteRegisterBytes (reg, data, 0); 285 } 286 return false; 287 } 288 289 290 bool 291 GDBRemoteRegisterContext::WriteRegisterBytes (uint32_t reg, DataExtractor &data, uint32_t data_offset) 292 { 293 GDBRemoteCommunicationClient &gdb_comm (GetGDBProcess().GetGDBRemote()); 294 // FIXME: This check isn't right because IsRunning checks the Public state, but this 295 // is work you need to do - for instance in ShouldStop & friends - before the public 296 // state has been changed. 297 // if (gdb_comm.IsRunning()) 298 // return false; 299 300 const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg); 301 302 if (reg_info) 303 { 304 // Grab a pointer to where we are going to put this register 305 uint8_t *dst = const_cast<uint8_t*>(m_reg_data.PeekData(reg_info->byte_offset, reg_info->byte_size)); 306 307 if (dst == NULL) 308 return false; 309 310 // Grab a pointer to where we are going to grab the new value from 311 const uint8_t *src = data.PeekData(0, reg_info->byte_size); 312 313 if (src == NULL) 314 return false; 315 316 if (data.GetByteOrder() == m_reg_data.GetByteOrder()) 317 { 318 // No swapping, just copy the bytes 319 ::memcpy (dst, src, reg_info->byte_size); 320 } 321 else 322 { 323 // Swap the bytes 324 for (uint32_t i=0; i<reg_info->byte_size; ++i) 325 dst[i] = src[reg_info->byte_size - 1 - i]; 326 } 327 328 Mutex::Locker locker; 329 if (gdb_comm.GetSequenceMutex (locker)) 330 { 331 const bool thread_suffix_supported = gdb_comm.GetThreadSuffixSupported(); 332 if (thread_suffix_supported || GetGDBProcess().GetGDBRemote().SetCurrentThread(m_thread.GetID())) 333 { 334 uint32_t offset, end_offset; 335 StreamString packet; 336 StringExtractorGDBRemote response; 337 if (m_read_all_at_once) 338 { 339 // Get all registers in one packet 340 packet.PutChar ('G'); 341 offset = 0; 342 end_offset = m_reg_data.GetByteSize(); 343 344 packet.PutBytesAsRawHex8 (m_reg_data.GetDataStart(), 345 m_reg_data.GetByteSize(), 346 lldb::endian::InlHostByteOrder(), 347 lldb::endian::InlHostByteOrder()); 348 349 if (thread_suffix_supported) 350 packet.Printf (";thread:%4.4x;", m_thread.GetID()); 351 352 // Invalidate all register values 353 InvalidateIfNeeded (true); 354 355 if (gdb_comm.SendPacketAndWaitForResponse(packet.GetString().c_str(), 356 packet.GetString().size(), 357 response, 358 false)) 359 { 360 SetAllRegisterValid (false); 361 if (response.IsOKResponse()) 362 { 363 return true; 364 } 365 } 366 } 367 else 368 { 369 // Get each register individually 370 packet.Printf ("P%x=", reg); 371 packet.PutBytesAsRawHex8 (m_reg_data.PeekData(reg_info->byte_offset, reg_info->byte_size), 372 reg_info->byte_size, 373 lldb::endian::InlHostByteOrder(), 374 lldb::endian::InlHostByteOrder()); 375 376 if (thread_suffix_supported) 377 packet.Printf (";thread:%4.4x;", m_thread.GetID()); 378 379 // Invalidate just this register 380 m_reg_valid[reg] = false; 381 if (gdb_comm.SendPacketAndWaitForResponse(packet.GetString().c_str(), 382 packet.GetString().size(), 383 response, 384 false)) 385 { 386 if (response.IsOKResponse()) 387 { 388 return true; 389 } 390 } 391 } 392 } 393 } 394 } 395 return false; 396 } 397 398 399 bool 400 GDBRemoteRegisterContext::ReadAllRegisterValues (lldb::DataBufferSP &data_sp) 401 { 402 GDBRemoteCommunicationClient &gdb_comm (GetGDBProcess().GetGDBRemote()); 403 StringExtractorGDBRemote response; 404 405 Mutex::Locker locker; 406 if (gdb_comm.GetSequenceMutex (locker)) 407 { 408 char packet[32]; 409 const bool thread_suffix_supported = gdb_comm.GetThreadSuffixSupported(); 410 if (thread_suffix_supported || GetGDBProcess().GetGDBRemote().SetCurrentThread(m_thread.GetID())) 411 { 412 int packet_len = 0; 413 if (thread_suffix_supported) 414 packet_len = ::snprintf (packet, sizeof(packet), "g;thread:%4.4x", m_thread.GetID()); 415 else 416 packet_len = ::snprintf (packet, sizeof(packet), "g"); 417 assert (packet_len < (sizeof(packet) - 1)); 418 419 if (gdb_comm.SendPacketAndWaitForResponse(packet, packet_len, response, false)) 420 { 421 if (response.IsErrorResponse()) 422 return false; 423 424 response.GetStringRef().insert(0, 1, 'G'); 425 if (thread_suffix_supported) 426 { 427 char thread_id_cstr[64]; 428 ::snprintf (thread_id_cstr, sizeof(thread_id_cstr), ";thread:%4.4x;", m_thread.GetID()); 429 response.GetStringRef().append (thread_id_cstr); 430 } 431 data_sp.reset (new DataBufferHeap (response.GetStringRef().c_str(), 432 response.GetStringRef().size())); 433 return true; 434 } 435 } 436 } 437 return false; 438 } 439 440 bool 441 GDBRemoteRegisterContext::WriteAllRegisterValues (const lldb::DataBufferSP &data_sp) 442 { 443 if (!data_sp || data_sp->GetBytes() == NULL || data_sp->GetByteSize() == 0) 444 return false; 445 446 GDBRemoteCommunicationClient &gdb_comm (GetGDBProcess().GetGDBRemote()); 447 StringExtractorGDBRemote response; 448 Mutex::Locker locker; 449 if (gdb_comm.GetSequenceMutex (locker)) 450 { 451 const bool thread_suffix_supported = gdb_comm.GetThreadSuffixSupported(); 452 if (thread_suffix_supported || GetGDBProcess().GetGDBRemote().SetCurrentThread(m_thread.GetID())) 453 { 454 if (gdb_comm.SendPacketAndWaitForResponse((const char *)data_sp->GetBytes(), 455 data_sp->GetByteSize(), 456 response, 457 false)) 458 { 459 if (response.IsOKResponse()) 460 return true; 461 } 462 } 463 } 464 return false; 465 } 466 467 468 uint32_t 469 GDBRemoteRegisterContext::ConvertRegisterKindToRegisterNumber (uint32_t kind, uint32_t num) 470 { 471 return m_reg_info.ConvertRegisterKindToRegisterNumber (kind, num); 472 } 473 474 void 475 GDBRemoteDynamicRegisterInfo::HardcodeARMRegisters() 476 { 477 static RegisterInfo g_register_infos[] = { 478 // NAME ALT SZ OFF ENCODING FORMAT COMPILER DWARF GENERIC GDB LLDB 479 // ====== ====== === === ============= ============ =================== =================== ====================== === ==== 480 { "r0", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r0, dwarf_r0, LLDB_INVALID_REGNUM, 0, 0 }}, 481 { "r1", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r1, dwarf_r1, LLDB_INVALID_REGNUM, 1, 1 }}, 482 { "r2", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r2, dwarf_r2, LLDB_INVALID_REGNUM, 2, 2 }}, 483 { "r3", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r3, dwarf_r3, LLDB_INVALID_REGNUM, 3, 3 }}, 484 { "r4", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r4, dwarf_r4, LLDB_INVALID_REGNUM, 4, 4 }}, 485 { "r5", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r5, dwarf_r5, LLDB_INVALID_REGNUM, 5, 5 }}, 486 { "r6", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r6, dwarf_r6, LLDB_INVALID_REGNUM, 6, 6 }}, 487 { "r7", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r7, dwarf_r7, LLDB_REGNUM_GENERIC_FP, 7, 7 }}, 488 { "r8", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r8, dwarf_r8, LLDB_INVALID_REGNUM, 8, 8 }}, 489 { "r9", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r9, dwarf_r9, LLDB_INVALID_REGNUM, 9, 9 }}, 490 { "r10", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r10, dwarf_r10, LLDB_INVALID_REGNUM, 10, 10 }}, 491 { "r11", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r11, dwarf_r11, LLDB_INVALID_REGNUM, 11, 11 }}, 492 { "r12", NULL, 4, 0, eEncodingUint, eFormatHex, { gcc_r12, dwarf_r12, LLDB_INVALID_REGNUM, 12, 12 }}, 493 { "sp", "r13", 4, 0, eEncodingUint, eFormatHex, { gcc_sp, dwarf_sp, LLDB_REGNUM_GENERIC_SP, 13, 13 }}, 494 { "lr", "r14", 4, 0, eEncodingUint, eFormatHex, { gcc_lr, dwarf_lr, LLDB_REGNUM_GENERIC_RA, 14, 14 }}, 495 { "pc", "r15", 4, 0, eEncodingUint, eFormatHex, { gcc_pc, dwarf_pc, LLDB_REGNUM_GENERIC_PC, 15, 15 }}, 496 { "f0", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 16, 16 }}, 497 { "f1", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 17, 17 }}, 498 { "f2", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 18, 18 }}, 499 { "f3", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 19, 19 }}, 500 { "f4", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 20, 20 }}, 501 { "f5", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 21, 21 }}, 502 { "f6", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 22, 22 }}, 503 { "f7", NULL, 12, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 23, 23 }}, 504 { "fps", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 24, 24 }}, 505 { "cpsr", "psr", 4, 0, eEncodingUint, eFormatHex, { gcc_cpsr, dwarf_cpsr, LLDB_INVALID_REGNUM, 25, 25 }}, 506 { "s0", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s0, LLDB_INVALID_REGNUM, 26, 26 }}, 507 { "s1", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s1, LLDB_INVALID_REGNUM, 27, 27 }}, 508 { "s2", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s2, LLDB_INVALID_REGNUM, 28, 28 }}, 509 { "s3", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s3, LLDB_INVALID_REGNUM, 29, 29 }}, 510 { "s4", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s4, LLDB_INVALID_REGNUM, 30, 30 }}, 511 { "s5", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s5, LLDB_INVALID_REGNUM, 31, 31 }}, 512 { "s6", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s6, LLDB_INVALID_REGNUM, 32, 32 }}, 513 { "s7", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s7, LLDB_INVALID_REGNUM, 33, 33 }}, 514 { "s8", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s8, LLDB_INVALID_REGNUM, 34, 34 }}, 515 { "s9", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s9, LLDB_INVALID_REGNUM, 35, 35 }}, 516 { "s10", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s10, LLDB_INVALID_REGNUM, 36, 36 }}, 517 { "s11", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s11, LLDB_INVALID_REGNUM, 37, 37 }}, 518 { "s12", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s12, LLDB_INVALID_REGNUM, 38, 38 }}, 519 { "s13", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s13, LLDB_INVALID_REGNUM, 39, 39 }}, 520 { "s14", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s14, LLDB_INVALID_REGNUM, 40, 40 }}, 521 { "s15", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s15, LLDB_INVALID_REGNUM, 41, 41 }}, 522 { "s16", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s16, LLDB_INVALID_REGNUM, 42, 42 }}, 523 { "s17", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s17, LLDB_INVALID_REGNUM, 43, 43 }}, 524 { "s18", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s18, LLDB_INVALID_REGNUM, 44, 44 }}, 525 { "s19", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s19, LLDB_INVALID_REGNUM, 45, 45 }}, 526 { "s20", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s20, LLDB_INVALID_REGNUM, 46, 46 }}, 527 { "s21", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s21, LLDB_INVALID_REGNUM, 47, 47 }}, 528 { "s22", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s22, LLDB_INVALID_REGNUM, 48, 48 }}, 529 { "s23", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s23, LLDB_INVALID_REGNUM, 49, 49 }}, 530 { "s24", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s24, LLDB_INVALID_REGNUM, 50, 50 }}, 531 { "s25", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s25, LLDB_INVALID_REGNUM, 51, 51 }}, 532 { "s26", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s26, LLDB_INVALID_REGNUM, 52, 52 }}, 533 { "s27", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s27, LLDB_INVALID_REGNUM, 53, 53 }}, 534 { "s28", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s28, LLDB_INVALID_REGNUM, 54, 54 }}, 535 { "s29", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s29, LLDB_INVALID_REGNUM, 55, 55 }}, 536 { "s30", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s30, LLDB_INVALID_REGNUM, 56, 56 }}, 537 { "s31", NULL, 4, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_s31, LLDB_INVALID_REGNUM, 57, 57 }}, 538 { "fpscr",NULL, 4, 0, eEncodingUint, eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, 58, 58 }}, 539 { "d16", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d16, LLDB_INVALID_REGNUM, 59, 59 }}, 540 { "d17", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d17, LLDB_INVALID_REGNUM, 60, 60 }}, 541 { "d18", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d18, LLDB_INVALID_REGNUM, 61, 61 }}, 542 { "d19", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d19, LLDB_INVALID_REGNUM, 62, 62 }}, 543 { "d20", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d20, LLDB_INVALID_REGNUM, 63, 63 }}, 544 { "d21", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d21, LLDB_INVALID_REGNUM, 64, 64 }}, 545 { "d22", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d22, LLDB_INVALID_REGNUM, 65, 65 }}, 546 { "d23", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d23, LLDB_INVALID_REGNUM, 66, 66 }}, 547 { "d24", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d24, LLDB_INVALID_REGNUM, 67, 67 }}, 548 { "d25", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d25, LLDB_INVALID_REGNUM, 68, 68 }}, 549 { "d26", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d26, LLDB_INVALID_REGNUM, 69, 69 }}, 550 { "d27", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d27, LLDB_INVALID_REGNUM, 70, 70 }}, 551 { "d28", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d28, LLDB_INVALID_REGNUM, 71, 71 }}, 552 { "d29", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d29, LLDB_INVALID_REGNUM, 72, 72 }}, 553 { "d30", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d30, LLDB_INVALID_REGNUM, 73, 73 }}, 554 { "d31", NULL, 8, 0, eEncodingIEEE754, eFormatHex, { LLDB_INVALID_REGNUM, dwarf_d31, LLDB_INVALID_REGNUM, 74, 74 }}, 555 }; 556 557 static const uint32_t num_registers = sizeof (g_register_infos)/sizeof (RegisterInfo); 558 static ConstString gpr_reg_set ("General Purpose Registers"); 559 static ConstString sfp_reg_set ("Software Floating Point Registers"); 560 static ConstString vfp_reg_set ("Floating Point Registers"); 561 uint32_t i; 562 // Calculate the offsets of the registers 563 if (g_register_infos[2].byte_offset == 0) 564 { 565 uint32_t byte_offset = 0; 566 for (i=0; i<num_registers; ++i) 567 { 568 g_register_infos[i].byte_offset = byte_offset; 569 byte_offset += g_register_infos[i].byte_size; 570 } 571 } 572 for (i=0; i<num_registers; ++i) 573 { 574 ConstString name; 575 ConstString alt_name; 576 if (g_register_infos[i].name && g_register_infos[i].name[0]) 577 name.SetCString(g_register_infos[i].name); 578 if (g_register_infos[i].alt_name && g_register_infos[i].alt_name[0]) 579 alt_name.SetCString(g_register_infos[i].alt_name); 580 581 if (i <= 15 || i == 25) 582 AddRegister (g_register_infos[i], name, alt_name, gpr_reg_set); 583 else if (i <= 24) 584 AddRegister (g_register_infos[i], name, alt_name, sfp_reg_set); 585 else 586 AddRegister (g_register_infos[i], name, alt_name, vfp_reg_set); 587 } 588 } 589 590