[Lldb-commits] [lldb] [lldb] Add WebAssembly Process Plugin (PR #150143)

[Quentin Michaud via lldb-commits]

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@@ -0,0 +1,81 @@
+//===----------------------------------------------------------------------===//
+//
+// 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 "UnwindWasm.h"
+#include "Plugins/Process/gdb-remote/ThreadGDBRemote.h"
+#include "ProcessWasm.h"
+#include "ThreadWasm.h"
+#include "lldb/Utility/LLDBLog.h"
+#include "lldb/Utility/Log.h"
+
+using namespace lldb;
+using namespace lldb_private;
+using namespace process_gdb_remote;
+using namespace wasm;
+
+class WasmGDBRemoteRegisterContext : public GDBRemoteRegisterContext {
+public:
+  WasmGDBRemoteRegisterContext(ThreadGDBRemote &thread,
+                               uint32_t concrete_frame_idx,
+                               GDBRemoteDynamicRegisterInfoSP &reg_info_sp,
+                               uint64_t pc)
+      : GDBRemoteRegisterContext(thread, concrete_frame_idx, reg_info_sp, false,
+                                 false) {
+    PrivateSetRegisterValue(0, pc);
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mh4ck-Thales wrote:

Wasm does not have a fixed set of registers but relies on a mechanism named local and global variables to store information such as the stack pointer. I gave a more detailed explanation in the related PR : https://github.com/llvm/llvm-project/pull/77949#issuecomment-1906103928 

https://github.com/llvm/llvm-project/pull/150143