https://github.com/HemangGadhavi updated
https://github.com/llvm/llvm-project/pull/144645
>From 5b842ed6c8721f314f677602a3b0ae81c4b39f27 Mon Sep 17 00:00:00 2001
From: HemangGadhavi <hemang.gadh...@ibm.com>
Date: Tue, 17 Jun 2025 02:50:45 -0500
Subject: [PATCH 1/2] [lldb][AIX] Added base file for AIX Register Context
---
.../source/Plugins/Process/AIX/CMakeLists.txt | 1 +
.../Process/AIX/NativeRegisterContextAIX.cpp | 66 +++++++++++++++++
.../Process/AIX/NativeRegisterContextAIX.h | 74 +++++++++++++++++++
3 files changed, 141 insertions(+)
create mode 100644 lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
create mode 100644 lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
diff --git a/lldb/source/Plugins/Process/AIX/CMakeLists.txt
b/lldb/source/Plugins/Process/AIX/CMakeLists.txt
index 6b3151edbd1ef..3a6d9ec118e60 100644
--- a/lldb/source/Plugins/Process/AIX/CMakeLists.txt
+++ b/lldb/source/Plugins/Process/AIX/CMakeLists.txt
@@ -1,6 +1,7 @@
add_lldb_library(lldbPluginProcessAIX
NativeProcessAIX.cpp
NativeThreadAIX.cpp
+ NativeRegisterContextAIX.cpp
LINK_COMPONENTS
Support
diff --git a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
new file mode 100644
index 0000000000000..0cb993110bf78
--- /dev/null
+++ b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
@@ -0,0 +1,66 @@
+//===-- NativeRegisterContextAIX.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 "NativeRegisterContextAIX.h"
+#include "Plugins/Process/AIX/NativeProcessAIX.h"
+
+using namespace lldb_private;
+using namespace lldb_private::process_aix;
+
+lldb::ByteOrder NativeRegisterContextAIX::GetByteOrder() const {
+ return m_thread.GetProcess().GetByteOrder();
+}
+
+Status NativeRegisterContextAIX::ReadRegisterRaw(uint32_t reg_index,
+ RegisterValue ®_value) {
+ return Status("unimplemented");
+}
+
+Status
+NativeRegisterContextAIX::WriteRegisterRaw(uint32_t reg_index,
+ const RegisterValue ®_value) {
+ return Status("unimplemented");
+}
+
+Status NativeRegisterContextAIX::ReadGPR() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::WriteGPR() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::ReadFPR() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::WriteFPR() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::ReadVMX() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::WriteVMX() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::ReadVSX() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::WriteVSX() { return Status("unimplemented"); }
+
+Status NativeRegisterContextAIX::ReadRegisterSet(void *buf, size_t buf_size,
+ unsigned int regset) {
+ return Status("unimplemented");
+}
+
+Status NativeRegisterContextAIX::WriteRegisterSet(void *buf, size_t buf_size,
+ unsigned int regset) {
+ return Status("unimplemented");
+}
+
+Status NativeRegisterContextAIX::DoReadRegisterValue(uint32_t offset,
+ const char *reg_name,
+ uint32_t size,
+ RegisterValue &value) {
+ return Status("unimplemented");
+}
+
+Status NativeRegisterContextAIX::DoWriteRegisterValue(
+ uint32_t offset, const char *reg_name, const RegisterValue &value) {
+ return Status("unimplemented");
+}
diff --git a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
new file mode 100644
index 0000000000000..2a22c45ce008c
--- /dev/null
+++ b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
@@ -0,0 +1,74 @@
+//===-- NativeRegisterContextAIX.h ----------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef lldb_NativeRegisterContextAIX_h
+#define lldb_NativeRegisterContextAIX_h
+
+#include "Plugins/Process/Utility/NativeRegisterContextRegisterInfo.h"
+
+namespace lldb_private {
+namespace process_aix {
+
+class NativeThreadAIX;
+
+class NativeRegisterContextAIX
+ : public virtual NativeRegisterContextRegisterInfo {
+protected:
+ NativeRegisterContextAIX(NativeThreadProtocol &thread)
+ : NativeRegisterContextRegisterInfo(thread, nullptr) {}
+
+ lldb::ByteOrder GetByteOrder() const;
+
+ virtual Status ReadRegisterRaw(uint32_t reg_index, RegisterValue ®_value);
+
+ virtual Status WriteRegisterRaw(uint32_t reg_index,
+ const RegisterValue ®_value);
+
+ virtual Status ReadRegisterSet(void *buf, size_t buf_size,
+ unsigned int regset);
+
+ virtual Status WriteRegisterSet(void *buf, size_t buf_size,
+ unsigned int regset);
+
+ virtual Status ReadGPR();
+
+ virtual Status WriteGPR();
+
+ virtual Status ReadFPR();
+
+ virtual Status WriteFPR();
+
+ virtual Status ReadVMX();
+
+ virtual Status WriteVMX();
+
+ virtual Status ReadVSX();
+
+ virtual Status WriteVSX();
+
+ virtual void *GetGPRBuffer() = 0;
+
+ virtual size_t GetGPRSize() = 0;
+
+ virtual void *GetFPRBuffer() = 0;
+
+ virtual size_t GetFPRSize() = 0;
+
+ // The Do*** functions are executed on the privileged thread and can perform
+ // ptrace operations directly.
+ virtual Status DoReadRegisterValue(uint32_t offset, const char *reg_name,
+ uint32_t size, RegisterValue &value);
+
+ virtual Status DoWriteRegisterValue(uint32_t offset, const char *reg_name,
+ const RegisterValue &value);
+};
+
+} // namespace process_aix
+} // namespace lldb_private
+
+#endif // #ifndef lldb_NativeRegisterContextAIX_h
>From 9b3ba5306e001e743e69002e8192336277057136 Mon Sep 17 00:00:00 2001
From: HemangGadhavi <hemang.gadh...@ibm.com>
Date: Thu, 19 Jun 2025 00:42:43 -0500
Subject: [PATCH 2/2] Addressed review comments
---
.../Process/AIX/NativeRegisterContextAIX.cpp | 14 +-----------
.../Process/AIX/NativeRegisterContextAIX.h | 22 +++++--------------
2 files changed, 6 insertions(+), 30 deletions(-)
diff --git a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
index 0cb993110bf78..3a658a4182212 100644
--- a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
+++ b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.cpp
@@ -13,7 +13,7 @@ using namespace lldb_private;
using namespace lldb_private::process_aix;
lldb::ByteOrder NativeRegisterContextAIX::GetByteOrder() const {
- return m_thread.GetProcess().GetByteOrder();
+ return lldb::eByteOrderInvalid;
}
Status NativeRegisterContextAIX::ReadRegisterRaw(uint32_t reg_index,
@@ -52,15 +52,3 @@ Status NativeRegisterContextAIX::WriteRegisterSet(void *buf,
size_t buf_size,
unsigned int regset) {
return Status("unimplemented");
}
-
-Status NativeRegisterContextAIX::DoReadRegisterValue(uint32_t offset,
- const char *reg_name,
- uint32_t size,
- RegisterValue &value) {
- return Status("unimplemented");
-}
-
-Status NativeRegisterContextAIX::DoWriteRegisterValue(
- uint32_t offset, const char *reg_name, const RegisterValue &value) {
- return Status("unimplemented");
-}
diff --git a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
index 2a22c45ce008c..49ba8d6eea27b 100644
--- a/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
+++ b/lldb/source/Plugins/Process/AIX/NativeRegisterContextAIX.h
@@ -6,15 +6,12 @@
//
//===----------------------------------------------------------------------===//
-#ifndef lldb_NativeRegisterContextAIX_h
-#define lldb_NativeRegisterContextAIX_h
+#ifndef LLDB_SOURCE_PLUGINS_PROCESS_AIX_NATIVEREGISTERCONTEXTAIX_H
+#define LLDB_SOURCE_PLUGINS_PROCESS_AIX_NATIVEREGISTERCONTEXTAIX_H
#include "Plugins/Process/Utility/NativeRegisterContextRegisterInfo.h"
-namespace lldb_private {
-namespace process_aix {
-
-class NativeThreadAIX;
+namespace lldb_private::process_aix {
class NativeRegisterContextAIX
: public virtual NativeRegisterContextRegisterInfo {
@@ -58,17 +55,8 @@ class NativeRegisterContextAIX
virtual void *GetFPRBuffer() = 0;
virtual size_t GetFPRSize() = 0;
-
- // The Do*** functions are executed on the privileged thread and can perform
- // ptrace operations directly.
- virtual Status DoReadRegisterValue(uint32_t offset, const char *reg_name,
- uint32_t size, RegisterValue &value);
-
- virtual Status DoWriteRegisterValue(uint32_t offset, const char *reg_name,
- const RegisterValue &value);
};
-} // namespace process_aix
-} // namespace lldb_private
+} // namespace lldb_private::process_aix
-#endif // #ifndef lldb_NativeRegisterContextAIX_h
+#endif // #ifndef LLDB_SOURCE_PLUGINS_PROCESS_AIX_NATIVEREGISTERCONTEXTAIX_H
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