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usr / src / contrib / llvm-project / lldb / source / Plugins / Process / Utility /

📁 ..
📄 ARMDefines.h(6.17 KB)
📄 ARMUtils.h(10.38 KB)
📄 AuxVector.cpp(3.61 KB)
📄 AuxVector.h(3 KB)
📄 DynamicRegisterInfo.cpp(29.35 KB)
📄 DynamicRegisterInfo.h(3.3 KB)
📄 FreeBSDSignals.cpp(5.48 KB)
📄 FreeBSDSignals.h(802 B)
📄 GDBRemoteSignals.cpp(648 B)
📄 GDBRemoteSignals.h(893 B)
📄 HistoryThread.cpp(2.79 KB)
📄 HistoryThread.h(2.87 KB)
📄 HistoryUnwind.cpp(2.27 KB)
📄 HistoryUnwind.h(1.42 KB)
📄 InferiorCallPOSIX.cpp(6.44 KB)
📄 InferiorCallPOSIX.h(1.09 KB)
📄 InstructionUtils.h(4.01 KB)
📄 LinuxProcMaps.cpp(4.35 KB)
📄 LinuxProcMaps.h(954 B)
📄 LinuxSignals.cpp(5.43 KB)
📄 LinuxSignals.h(790 B)
📄 MipsLinuxSignals.cpp(5.46 KB)
📄 MipsLinuxSignals.h(816 B)
📄 NativeRegisterContextRegisterInfo.cpp(1.48 KB)
📄 NativeRegisterContextRegisterInfo.h(1.31 KB)
📄 NetBSDSignals.cpp(3.09 KB)
📄 NetBSDSignals.h(795 B)
📄 RegisterContextDarwinConstants.h(852 B)
📄 RegisterContextDarwin_arm.cpp(41.55 KB)
📄 RegisterContextDarwin_arm.h(6.99 KB)
📄 RegisterContextDarwin_arm64.cpp(27.29 KB)
📄 RegisterContextDarwin_arm64.h(6.31 KB)
📄 RegisterContextDarwin_i386.cpp(23.66 KB)
📄 RegisterContextDarwin_i386.h(5.08 KB)
📄 RegisterContextDarwin_x86_64.cpp(26.65 KB)
📄 RegisterContextDarwin_x86_64.h(5.28 KB)
📄 RegisterContextDummy.cpp(3.78 KB)
📄 RegisterContextDummy.h(2.16 KB)
📄 RegisterContextFreeBSD_i386.cpp(2.15 KB)
📄 RegisterContextFreeBSD_i386.h(886 B)
📄 RegisterContextFreeBSD_mips64.cpp(3.43 KB)
📄 RegisterContextFreeBSD_mips64.h(1007 B)
📄 RegisterContextFreeBSD_powerpc.cpp(5.29 KB)
📄 RegisterContextFreeBSD_powerpc.h(1.74 KB)
📄 RegisterContextFreeBSD_x86_64.cpp(4.27 KB)
📄 RegisterContextFreeBSD_x86_64.h(998 B)
📄 RegisterContextHistory.cpp(3.9 KB)
📄 RegisterContextHistory.h(2.23 KB)
📄 RegisterContextLinux_i386.cpp(4.5 KB)
📄 RegisterContextLinux_i386.h(1.07 KB)
📄 RegisterContextLinux_mips.cpp(5.82 KB)
📄 RegisterContextLinux_mips.h(1.14 KB)
📄 RegisterContextLinux_mips64.cpp(7.67 KB)
📄 RegisterContextLinux_mips64.h(1.24 KB)
📄 RegisterContextLinux_s390x.cpp(2.33 KB)
📄 RegisterContextLinux_s390x.h(1.19 KB)
📄 RegisterContextLinux_x86_64.cpp(6.19 KB)
📄 RegisterContextLinux_x86_64.h(1.2 KB)
📄 RegisterContextMach_arm.cpp(2.59 KB)
📄 RegisterContextMach_arm.h(1.32 KB)
📄 RegisterContextMach_i386.cpp(2.13 KB)
📄 RegisterContextMach_i386.h(1.21 KB)
📄 RegisterContextMach_x86_64.cpp(2.24 KB)
📄 RegisterContextMach_x86_64.h(1.24 KB)
📄 RegisterContextMemory.cpp(4.75 KB)
📄 RegisterContextMemory.h(2.71 KB)
📄 RegisterContextNetBSD_i386.cpp(2.87 KB)
📄 RegisterContextNetBSD_i386.h(882 B)
📄 RegisterContextNetBSD_x86_64.cpp(5.49 KB)
📄 RegisterContextNetBSD_x86_64.h(1.06 KB)
📄 RegisterContextOpenBSD_i386.cpp(2.07 KB)
📄 RegisterContextOpenBSD_i386.h(886 B)
📄 RegisterContextOpenBSD_x86_64.cpp(2.78 KB)
📄 RegisterContextOpenBSD_x86_64.h(998 B)
📄 RegisterContextPOSIX_arm.cpp(6.62 KB)
📄 RegisterContextPOSIX_arm.h(2.87 KB)
📄 RegisterContextPOSIX_arm64.cpp(3.03 KB)
📄 RegisterContextPOSIX_arm64.h(2.3 KB)
📄 RegisterContextPOSIX_mips64.cpp(5.75 KB)
📄 RegisterContextPOSIX_mips64.h(2.41 KB)
📄 RegisterContextPOSIX_powerpc.cpp(5.91 KB)
📄 RegisterContextPOSIX_powerpc.h(4.75 KB)
📄 RegisterContextPOSIX_ppc64le.cpp(7.28 KB)
📄 RegisterContextPOSIX_ppc64le.h(2.27 KB)
📄 RegisterContextPOSIX_s390x.cpp(5.67 KB)
📄 RegisterContextPOSIX_s390x.h(2.08 KB)
📄 RegisterContextPOSIX_x86.cpp(22.13 KB)
📄 RegisterContextPOSIX_x86.h(5.31 KB)
📄 RegisterContextThreadMemory.cpp(6.75 KB)
📄 RegisterContextThreadMemory.h(3.71 KB)
📄 RegisterContextWindows_i386.cpp(4.35 KB)
📄 RegisterContextWindows_i386.h(937 B)
📄 RegisterContextWindows_x86_64.cpp(6.78 KB)
📄 RegisterContextWindows_x86_64.h(949 B)
📄 RegisterContext_mips.h(6.85 KB)
📄 RegisterContext_powerpc.h(2.82 KB)
📄 RegisterContext_s390x.h(2.04 KB)
📄 RegisterContext_x86.h(9.61 KB)
📄 RegisterInfoAndSetInterface.h(1.14 KB)
📄 RegisterInfoInterface.h(2.28 KB)
📄 RegisterInfoPOSIX_arm.cpp(3.51 KB)
📄 RegisterInfoPOSIX_arm.h(1.58 KB)
📄 RegisterInfoPOSIX_arm64.cpp(7.83 KB)
📄 RegisterInfoPOSIX_arm64.h(2.27 KB)
📄 RegisterInfoPOSIX_ppc64le.cpp(1.95 KB)
📄 RegisterInfoPOSIX_ppc64le.h(1.02 KB)
📄 RegisterInfos_arm.h(37.11 KB)
📄 RegisterInfos_arm64.h(28.46 KB)
📄 RegisterInfos_i386.h(15.93 KB)
📄 RegisterInfos_mips.h(16.18 KB)
📄 RegisterInfos_mips64.h(23.21 KB)
📄 RegisterInfos_powerpc.h(14.8 KB)
📄 RegisterInfos_ppc64.h(16.62 KB)
📄 RegisterInfos_ppc64le.h(23.77 KB)
📄 RegisterInfos_s390x.h(6.47 KB)
📄 RegisterInfos_x86_64.h(24.31 KB)
📄 StopInfoMachException.cpp(16.87 KB)
📄 StopInfoMachException.h(1.78 KB)
📄 ThreadMemory.cpp(3.04 KB)
📄 ThreadMemory.h(3.22 KB)
📄 lldb-arm-register-enums.h(3.56 KB)
📄 lldb-arm64-register-enums.h(4.87 KB)
📄 lldb-mips-freebsd-register-enums.h(1.62 KB)
📄 lldb-mips-linux-register-enums.h(7.25 KB)
📄 lldb-ppc64-register-enums.h(2.91 KB)
📄 lldb-ppc64le-register-enums.h(4.63 KB)
📄 lldb-s390x-register-enums.h(2.31 KB)
📄 lldb-x86-register-enums.h(7.93 KB)

Editing: RegisterContextPOSIX_s390x.cpp

//===-- RegisterContextPOSIX_s390x.cpp ------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include <cstring>
#include <errno.h>
#include <stdint.h>

#include "lldb/Target/Process.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/DataExtractor.h"
#include "lldb/Utility/Endian.h"
#include "lldb/Utility/RegisterValue.h"
#include "lldb/Utility/Scalar.h"
#include "llvm/Support/Compiler.h"

#include "RegisterContextPOSIX_s390x.h"
#include "RegisterContext_s390x.h"

using namespace lldb_private;
using namespace lldb;

// s390x 64-bit general purpose registers.
static const uint32_t g_gpr_regnums_s390x[] = {
    lldb_r0_s390x,      lldb_r1_s390x,    lldb_r2_s390x,    lldb_r3_s390x,
    lldb_r4_s390x,      lldb_r5_s390x,    lldb_r6_s390x,    lldb_r7_s390x,
    lldb_r8_s390x,      lldb_r9_s390x,    lldb_r10_s390x,   lldb_r11_s390x,
    lldb_r12_s390x,     lldb_r13_s390x,   lldb_r14_s390x,   lldb_r15_s390x,
    lldb_acr0_s390x,    lldb_acr1_s390x,  lldb_acr2_s390x,  lldb_acr3_s390x,
    lldb_acr4_s390x,    lldb_acr5_s390x,  lldb_acr6_s390x,  lldb_acr7_s390x,
    lldb_acr8_s390x,    lldb_acr9_s390x,  lldb_acr10_s390x, lldb_acr11_s390x,
    lldb_acr12_s390x,   lldb_acr13_s390x, lldb_acr14_s390x, lldb_acr15_s390x,
    lldb_pswm_s390x,    lldb_pswa_s390x,
    LLDB_INVALID_REGNUM // register sets need to end with this flag
};
static_assert((sizeof(g_gpr_regnums_s390x) / sizeof(g_gpr_regnums_s390x[0])) -
                      1 ==
                  k_num_gpr_registers_s390x,
              "g_gpr_regnums_s390x has wrong number of register infos");

// s390x 64-bit floating point registers.
static const uint32_t g_fpu_regnums_s390x[] = {
    lldb_f0_s390x,      lldb_f1_s390x,  lldb_f2_s390x,  lldb_f3_s390x,
    lldb_f4_s390x,      lldb_f5_s390x,  lldb_f6_s390x,  lldb_f7_s390x,
    lldb_f8_s390x,      lldb_f9_s390x,  lldb_f10_s390x, lldb_f11_s390x,
    lldb_f12_s390x,     lldb_f13_s390x, lldb_f14_s390x, lldb_f15_s390x,
    lldb_fpc_s390x,
    LLDB_INVALID_REGNUM // register sets need to end with this flag
};
static_assert((sizeof(g_fpu_regnums_s390x) / sizeof(g_fpu_regnums_s390x[0])) -
                      1 ==
                  k_num_fpr_registers_s390x,
              "g_fpu_regnums_s390x has wrong number of register infos");

// Number of register sets provided by this context.
enum { k_num_register_sets = 2 };

// Register sets for s390x 64-bit.
static const RegisterSet g_reg_sets_s390x[k_num_register_sets] = {
    {"General Purpose Registers", "gpr", k_num_gpr_registers_s390x,
     g_gpr_regnums_s390x},
    {"Floating Point Registers", "fpr", k_num_fpr_registers_s390x,
     g_fpu_regnums_s390x},
};

bool RegisterContextPOSIX_s390x::IsGPR(unsigned reg) {
  return reg <= m_reg_info.last_gpr; // GPRs come first.
}

bool RegisterContextPOSIX_s390x::IsFPR(unsigned reg) {
  return (m_reg_info.first_fpr <= reg && reg <= m_reg_info.last_fpr);
}

RegisterContextPOSIX_s390x::RegisterContextPOSIX_s390x(
    Thread &thread, uint32_t concrete_frame_idx,
    RegisterInfoInterface *register_info)
    : RegisterContext(thread, concrete_frame_idx) {
  m_register_info_up.reset(register_info);

switch (register_info->m_target_arch.GetMachine()) {
  case llvm::Triple::systemz:
    m_reg_info.num_registers = k_num_registers_s390x;
    m_reg_info.num_gpr_registers = k_num_gpr_registers_s390x;
    m_reg_info.num_fpr_registers = k_num_fpr_registers_s390x;
    m_reg_info.last_gpr = k_last_gpr_s390x;
    m_reg_info.first_fpr = k_first_fpr_s390x;
    m_reg_info.last_fpr = k_last_fpr_s390x;
    break;
  default:
    assert(false && "Unhandled target architecture.");
    break;
  }
}

RegisterContextPOSIX_s390x::~RegisterContextPOSIX_s390x() {}

void RegisterContextPOSIX_s390x::Invalidate() {}

void RegisterContextPOSIX_s390x::InvalidateAllRegisters() {}

const RegisterInfo *RegisterContextPOSIX_s390x::GetRegisterInfo() {
  return m_register_info_up->GetRegisterInfo();
}

const RegisterInfo *
RegisterContextPOSIX_s390x::GetRegisterInfoAtIndex(size_t reg) {
  if (reg < m_reg_info.num_registers)
    return &GetRegisterInfo()[reg];
  else
    return nullptr;
}

size_t RegisterContextPOSIX_s390x::GetRegisterCount() {
  return m_reg_info.num_registers;
}

unsigned RegisterContextPOSIX_s390x::GetRegisterOffset(unsigned reg) {
  assert(reg < m_reg_info.num_registers && "Invalid register number.");
  return GetRegisterInfo()[reg].byte_offset;
}

unsigned RegisterContextPOSIX_s390x::GetRegisterSize(unsigned reg) {
  assert(reg < m_reg_info.num_registers && "Invalid register number.");
  return GetRegisterInfo()[reg].byte_size;
}

const char *RegisterContextPOSIX_s390x::GetRegisterName(unsigned reg) {
  assert(reg < m_reg_info.num_registers && "Invalid register offset.");
  return GetRegisterInfo()[reg].name;
}

bool RegisterContextPOSIX_s390x::IsRegisterSetAvailable(size_t set_index) {
  return set_index < k_num_register_sets;
}

size_t RegisterContextPOSIX_s390x::GetRegisterSetCount() {
  size_t sets = 0;
  for (size_t set = 0; set < k_num_register_sets; ++set) {
    if (IsRegisterSetAvailable(set))
      ++sets;
  }

return sets;
}

const RegisterSet *RegisterContextPOSIX_s390x::GetRegisterSet(size_t set) {
  if (IsRegisterSetAvailable(set)) {
    switch (m_register_info_up->m_target_arch.GetMachine()) {
    case llvm::Triple::systemz:
      return &g_reg_sets_s390x[set];
    default:
      assert(false && "Unhandled target architecture.");
      return nullptr;
    }
  }
  return nullptr;
}

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Editing: RegisterContextPOSIX_s390x.cpp

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