1 files changed, 80 insertions, 0 deletions
diff --git a/source/Plugins/Process/Utility/RegisterContextOpenBSD_i386.cpp b/source/Plugins/Process/Utility/RegisterContextOpenBSD_i386.cpp
new file mode 100644
index 000000000000..1f958105b10b
--- /dev/null
+++ b/source/Plugins/Process/Utility/RegisterContextOpenBSD_i386.cpp
@@ -0,0 +1,80 @@
+//===-- RegisterContextOpenBSD_i386.cpp ------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===---------------------------------------------------------------------===//
+
+#include "RegisterContextOpenBSD_i386.h"
+#include "RegisterContextPOSIX_x86.h"
+
+using namespace lldb_private;
+using namespace lldb;
+
+// /usr/include/machine/reg.h
+struct GPR {
+  uint32_t eax;
+  uint32_t ecx;
+  uint32_t edx;
+  uint32_t ebx;
+  uint32_t esp;
+  uint32_t ebp;
+  uint32_t esi;
+  uint32_t edi;
+  uint32_t eip;
+  uint32_t eflags;
+  uint32_t cs;
+  uint32_t ss;
+  uint32_t ds;
+  uint32_t es;
+  uint32_t fs;
+  uint32_t gs;
+};
+
+struct dbreg {
+  uint32_t dr[8]; /* debug registers */
+                  /* Index 0-3: debug address registers */
+                  /* Index 4-5: reserved */
+                  /* Index 6: debug status */
+                  /* Index 7: debug control */
+};
+
+using FPR_i386 = FXSAVE;
+
+struct UserArea {
+  GPR gpr;
+  FPR_i386 i387;
+};
+
+#define DR_SIZE sizeof(uint32_t)
+#define DR_OFFSET(reg_index) (LLVM_EXTENSION offsetof(dbreg, dr[reg_index]))
+
+//---------------------------------------------------------------------------
+// Include RegisterInfos_i386 to declare our g_register_infos_i386 structure.
+//---------------------------------------------------------------------------
+#define DECLARE_REGISTER_INFOS_I386_STRUCT
+#include "RegisterInfos_i386.h"
+#undef DECLARE_REGISTER_INFOS_I386_STRUCT
+
+RegisterContextOpenBSD_i386::RegisterContextOpenBSD_i386(
+    const ArchSpec &target_arch)
+    : RegisterInfoInterface(target_arch) {}
+
+size_t RegisterContextOpenBSD_i386::GetGPRSize() const { return sizeof(GPR); }
+
+const RegisterInfo *RegisterContextOpenBSD_i386::GetRegisterInfo() const {
+  switch (m_target_arch.GetMachine()) {
+  case llvm::Triple::x86:
+    return g_register_infos_i386;
+  default:
+    assert(false && "Unhandled target architecture.");
+    return NULL;
+  }
+}
+
+uint32_t RegisterContextOpenBSD_i386::GetRegisterCount() const {
+  return static_cast<uint32_t>(sizeof(g_register_infos_i386) /
+                               sizeof(g_register_infos_i386[0]));
+}