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Diffstat (limited to 'source/Plugins/Process/Utility/RegisterContextLinux_arm64.cpp')
-rw-r--r--source/Plugins/Process/Utility/RegisterContextLinux_arm64.cpp89
1 files changed, 89 insertions, 0 deletions
diff --git a/source/Plugins/Process/Utility/RegisterContextLinux_arm64.cpp b/source/Plugins/Process/Utility/RegisterContextLinux_arm64.cpp
new file mode 100644
index 000000000000..8c23e39ff013
--- /dev/null
+++ b/source/Plugins/Process/Utility/RegisterContextLinux_arm64.cpp
@@ -0,0 +1,89 @@
+//===-- RegisterContextLinux_arm64.cpp -------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+
+#include <stddef.h>
+#include <vector>
+#include <cassert>
+
+#include "llvm/Support/Compiler.h"
+#include "lldb/lldb-defines.h"
+
+#include "RegisterContextLinux_arm64.h"
+
+// Based on RegisterContextDarwin_arm64.cpp
+#define GPR_OFFSET(idx) ((idx) * 8)
+#define GPR_OFFSET_NAME(reg) (LLVM_EXTENSION offsetof (RegisterContextLinux_arm64::GPR, reg))
+
+#define FPU_OFFSET(idx) ((idx) * 16 + sizeof (RegisterContextLinux_arm64::GPR))
+#define FPU_OFFSET_NAME(reg) (LLVM_EXTENSION offsetof (RegisterContextLinux_arm64::FPU, reg))
+
+#define EXC_OFFSET_NAME(reg) (LLVM_EXTENSION offsetof (RegisterContextLinux_arm64::EXC, reg) + sizeof (RegisterContextLinux_arm64::GPR) + sizeof (RegisterContextLinux_arm64::FPU))
+#define DBG_OFFSET_NAME(reg) (LLVM_EXTENSION offsetof (RegisterContextLinux_arm64::DBG, reg) + sizeof (RegisterContextLinux_arm64::GPR) + sizeof (RegisterContextLinux_arm64::FPU) + sizeof (RegisterContextLinux_arm64::EXC))
+
+#define DEFINE_DBG(reg, i) #reg, NULL, sizeof(((RegisterContextLinux_arm64::DBG *)NULL)->reg[i]), DBG_OFFSET_NAME(reg[i]), lldb::eEncodingUint, lldb::eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, dbg_##reg##i }, NULL, NULL
+#define REG_CONTEXT_SIZE (sizeof (RegisterContextLinux_arm64::GPR) + sizeof (RegisterContextLinux_arm64::FPU) + sizeof (RegisterContextLinux_arm64::EXC))
+
+
+//-----------------------------------------------------------------------------
+// Include RegisterInfos_arm64 to declare our g_register_infos_arm64 structure.
+//-----------------------------------------------------------------------------
+#define DECLARE_REGISTER_INFOS_ARM64_STRUCT
+#include "RegisterInfos_arm64.h"
+#undef DECLARE_REGISTER_INFOS_ARM64_STRUCT
+
+static const lldb_private::RegisterInfo *
+GetRegisterInfoPtr (const lldb_private::ArchSpec &target_arch)
+{
+ switch (target_arch.GetMachine())
+ {
+ case llvm::Triple::aarch64:
+ return g_register_infos_arm64;
+ 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::aarch64:
+ return static_cast<uint32_t>(sizeof(g_register_infos_arm64) / sizeof(g_register_infos_arm64[0]));
+ default:
+ assert(false && "Unhandled target architecture.");
+ return 0;
+ }
+}
+
+RegisterContextLinux_arm64::RegisterContextLinux_arm64(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
+RegisterContextLinux_arm64::GetGPRSize() const
+{
+ return sizeof(struct RegisterContextLinux_arm64::GPR);
+}
+
+const lldb_private::RegisterInfo *
+RegisterContextLinux_arm64::GetRegisterInfo() const
+{
+ return m_register_info_p;
+}
+
+uint32_t
+RegisterContextLinux_arm64::GetRegisterCount() const
+{
+ return m_register_info_count;
+}