1 files changed, 94 insertions, 0 deletions
diff --git a/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm.cpp b/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm.cpp
new file mode 100644
index 000000000000..0111b842509b
--- /dev/null
+++ b/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm.cpp
@@ -0,0 +1,94 @@
+//===-- RegisterInfoPOSIX_arm.cpp ------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+
+#include <cassert>
+#include <stddef.h>
+#include <vector>
+
+#include "lldb/lldb-defines.h"
+#include "llvm/Support/Compiler.h"
+
+#include "RegisterInfoPOSIX_arm.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+// Based on RegisterContextDarwin_arm.cpp
+#define GPR_OFFSET(idx) ((idx)*4)
+#define FPU_OFFSET(idx) ((idx)*4 + sizeof(RegisterInfoPOSIX_arm::GPR))
+#define FPSCR_OFFSET                                                           \
+  (LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm::FPU, fpscr) +                \
+   sizeof(RegisterInfoPOSIX_arm::GPR))
+#define EXC_OFFSET(idx)                                                        \
+  ((idx)*4 + sizeof(RegisterInfoPOSIX_arm::GPR) +                              \
+   sizeof(RegisterInfoPOSIX_arm::FPU))
+#define DBG_OFFSET(reg)                                                        \
+  ((LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm::DBG, reg) +                 \
+    sizeof(RegisterInfoPOSIX_arm::GPR) + sizeof(RegisterInfoPOSIX_arm::FPU) +  \
+    sizeof(RegisterInfoPOSIX_arm::EXC)))
+
+#define DEFINE_DBG(reg, i)                                                     \
+  #reg, NULL, sizeof(((RegisterInfoPOSIX_arm::DBG *) NULL)->reg[i]),           \
+                      DBG_OFFSET(reg[i]), eEncodingUint, eFormatHex,           \
+                                 {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM,    \
+                                  LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM,    \
+                                  dbg_##reg##i },                              \
+                                  NULL, NULL, NULL, 0
+#define REG_CONTEXT_SIZE                                                       \
+  (sizeof(RegisterInfoPOSIX_arm::GPR) + sizeof(RegisterInfoPOSIX_arm::FPU) +   \
+   sizeof(RegisterInfoPOSIX_arm::EXC))
+
+//-----------------------------------------------------------------------------
+// Include RegisterInfos_arm to declare our g_register_infos_arm structure.
+//-----------------------------------------------------------------------------
+#define DECLARE_REGISTER_INFOS_ARM_STRUCT
+#include "RegisterInfos_arm.h"
+#undef DECLARE_REGISTER_INFOS_ARM_STRUCT
+
+static const lldb_private::RegisterInfo *
+GetRegisterInfoPtr(const lldb_private::ArchSpec &target_arch) {
+  switch (target_arch.GetMachine()) {
+  case llvm::Triple::arm:
+    return g_register_infos_arm;
+  default:
+    assert(false && "Unhandled target architecture.");
+    return NULL;
+  }
+}
+
+static uint32_t
+GetRegisterInfoCount(const lldb_private::ArchSpec &target_arch) {
+  switch (target_arch.GetMachine()) {
+  case llvm::Triple::arm:
+    return static_cast<uint32_t>(sizeof(g_register_infos_arm) /
+                                 sizeof(g_register_infos_arm[0]));
+  default:
+    assert(false && "Unhandled target architecture.");
+    return 0;
+  }
+}
+
+RegisterInfoPOSIX_arm::RegisterInfoPOSIX_arm(
+    const lldb_private::ArchSpec &target_arch)
+    : lldb_private::RegisterInfoInterface(target_arch),
+      m_register_info_p(GetRegisterInfoPtr(target_arch)),
+      m_register_info_count(GetRegisterInfoCount(target_arch)) {}
+
+size_t RegisterInfoPOSIX_arm::GetGPRSize() const {
+  return sizeof(struct RegisterInfoPOSIX_arm::GPR);
+}
+
+const lldb_private::RegisterInfo *
+RegisterInfoPOSIX_arm::GetRegisterInfo() const {
+  return m_register_info_p;
+}
+
+uint32_t RegisterInfoPOSIX_arm::GetRegisterCount() const {
+  return m_register_info_count;
+}