Revert "[WebAssembly] LSDA info generation"

This reverts commit r344575.
Newly introduced test eh-lsda.ll.test fails with use-after-free under
ASAN build.

llvm-svn: 344639

1 files changed, 0 insertions, 42 deletions

diff --git a/llvm/lib/CodeGen/AsmPrinter/WasmException.h b/llvm/lib/CodeGen/AsmPrinter/WasmException.h
deleted file mode 100644
index 09a9a25ce8d..00000000000
--- a/llvm/lib/CodeGen/AsmPrinter/WasmException.h
+++ /dev/null
@@ -1,42 +0,0 @@
-//===-- WasmException.h - Wasm Exception Framework -------------*- C++ -*--===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains support for writing WebAssembly exception info into asm
-// files.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_WASMEXCEPTION_H
-#define LLVM_LIB_CODEGEN_ASMPRINTER_WASMEXCEPTION_H
-
-#include "EHStreamer.h"
-#include "llvm/CodeGen/AsmPrinter.h"
-
-namespace llvm {
-
-class LLVM_LIBRARY_VISIBILITY WasmException : public EHStreamer {
-public:
-  WasmException(AsmPrinter *A) : EHStreamer(A) {}
-
-  void endModule() override {}
-  void beginFunction(const MachineFunction *MF) override {}
-  virtual void markFunctionEnd() override;
-  void endFunction(const MachineFunction *MF) override;
-
-protected:
-  // Compute the call site table for wasm EH.
-  void computeCallSiteTable(
-      SmallVectorImpl<CallSiteEntry> &CallSites,
-      const SmallVectorImpl<const LandingPadInfo *> &LandingPads,
-      const SmallVectorImpl<unsigned> &FirstActions) override;
-};
-
-} // End of namespace llvm
-
-#endif