[WebAssembly] call_indirect issues table number relocs

This patch changes to make call_indirect explicitly refer to the
corresponding function table, residualizing TABLE_NUMBER relocs against
it.

With this change, wasm-ld now sees all references to tables, and can
link multiple tables.

Differential Revision: https://reviews.llvm.org/D90948

1 files changed, 0 insertions, 7 deletions

diff --git a/llvm/lib/MC/WasmObjectWriter.cpp b/llvm/lib/MC/WasmObjectWriter.cpp
index b2d94dc..70a5e503 100644
--- a/llvm/lib/MC/WasmObjectWriter.cpp
+++ b/llvm/lib/MC/WasmObjectWriter.cpp
@@ -405,13 +405,6 @@ void WasmObjectWriter::writeHeader(const MCAssembler &Asm) {
 
 void WasmObjectWriter::executePostLayoutBinding(MCAssembler &Asm,
                                                 const MCAsmLayout &Layout) {
-  // As a stopgap measure until call_indirect instructions start explicitly
-  // referencing the indirect function table via TABLE_NUMBER relocs, ensure
-  // that the indirect function table import makes it to the output if anything
-  // in the compilation unit has caused it to be present.
-  if (auto *Sym = Asm.getContext().lookupSymbol("__indirect_function_table"))
-    Asm.registerSymbol(*Sym);
-
   // Build a map of sections to the function that defines them, for use
   // in recordRelocation.
   for (const MCSymbol &S : Asm.symbols()) {