From a332978b2ab53306acdef10858c7e954e605ab37 Mon Sep 17 00:00:00 2001
From: Jason Molenda <jmolenda@apple.com>
Date: Sat, 29 Mar 2014 18:54:20 +0000
Subject: lldb arm64 import.

These changes were written by Greg Clayton, Jim Ingham, Jason Molenda.

It builds cleanly against TOT llvm with xcodebuild.  I updated the
cmake files by visual inspection but did not try a build.  I haven't
built these sources on any non-Mac platforms - I don't think this
patch adds any code that requires darwin, but please let me know if
I missed something.

In debugserver, MachProcess.cpp and MachTask.cpp were renamed to
MachProcess.mm and MachTask.mm as they picked up some new Objective-C
code needed to launch processes when running on iOS.

llvm-svn: 205113
---
 .../MacOSX-Kernel/RegisterContextKDP_arm64.cpp     | 161 +++++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100644 lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp

(limited to 'lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp')

diff --git a/lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp b/lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp
new file mode 100644
index 00000000000..ed62f1982d3
--- /dev/null
+++ b/lldb/source/Plugins/Process/MacOSX-Kernel/RegisterContextKDP_arm64.cpp
@@ -0,0 +1,161 @@
+//===-- RegisterContextKDP_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 "RegisterContextKDP_arm64.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "ProcessKDP.h"
+#include "ThreadKDP.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+
+RegisterContextKDP_arm64::RegisterContextKDP_arm64 (ThreadKDP &thread, uint32_t concrete_frame_idx) :
+    RegisterContextDarwin_arm64 (thread, concrete_frame_idx),
+    m_kdp_thread (thread)
+{
+}
+
+RegisterContextKDP_arm64::~RegisterContextKDP_arm64()
+{
+}
+
+int
+RegisterContextKDP_arm64::DoReadGPR (lldb::tid_t tid, int flavor, GPR &gpr)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestReadRegisters (tid, GPRRegSet, &gpr, sizeof(gpr), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoReadFPU (lldb::tid_t tid, int flavor, FPU &fpu)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestReadRegisters (tid, FPURegSet, &fpu, sizeof(fpu), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoReadEXC (lldb::tid_t tid, int flavor, EXC &exc)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestReadRegisters (tid, EXCRegSet, &exc, sizeof(exc), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoReadDBG (lldb::tid_t tid, int flavor, DBG &dbg)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestReadRegisters (tid, DBGRegSet, &dbg, sizeof(dbg), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoWriteGPR (lldb::tid_t tid, int flavor, const GPR &gpr)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestWriteRegisters (tid, GPRRegSet, &gpr, sizeof(gpr), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoWriteFPU (lldb::tid_t tid, int flavor, const FPU &fpu)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestWriteRegisters (tid, FPURegSet, &fpu, sizeof(fpu), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoWriteEXC (lldb::tid_t tid, int flavor, const EXC &exc)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestWriteRegisters (tid, EXCRegSet, &exc, sizeof(exc), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+int
+RegisterContextKDP_arm64::DoWriteDBG (lldb::tid_t tid, int flavor, const DBG &dbg)
+{
+    ProcessSP process_sp (CalculateProcess());
+    if (process_sp)
+    {
+        Error error;
+        if (static_cast<ProcessKDP *>(process_sp.get())->GetCommunication().SendRequestWriteRegisters (tid, DBGRegSet, &dbg, sizeof(dbg), error))
+        {
+            if (error.Success())
+                return 0;
+        }
+    }
+    return -1;
+}
+
+
-- 
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