[WebAssembly] Add immediate fields to call_indirect and memory operators.

call_indirect, grow_memory, and current_memory now have immediate
operands in the 0xd binary encoding.

llvm-svn: 285085

1 files changed, 5 insertions, 2 deletions

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyCallIndirectFixup.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyCallIndirectFixup.cpp
index 31cef3c5457..fc0a01ca30e 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyCallIndirectFixup.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyCallIndirectFixup.cpp
@@ -100,8 +100,11 @@ bool WebAssemblyCallIndirectFixup::runOnMachineFunction(MachineFunction &MF) {
         auto Uses = MI.explicit_uses();
         MachineInstr::mop_iterator it = Uses.begin();
         const MachineOperand MO = *it;
-        unsigned num = MI.getOperandNo(it);
-        MI.RemoveOperand(num);
+
+        // Set up the flags immediate, which currently has no defined flags
+        // so it's always zero.
+        it->ChangeToImmediate(0);
+
         MI.addOperand(MF, MO);
 
         DEBUG(dbgs() << "  After transform: " << MI);