X87: [wasm] Support for memory size relocation for asm-wasm.

  port c5e3c9bf (r37011)

  original commit message:
  Only Intel needed changes, arm and mips work as expected.

BUG=

Review-Url: https://codereview.chromium.org/2094143003
Cr-Commit-Position: refs/heads/master@{#37267}

src/x87/macro-assembler-x87.cc

@@ -2642,7 +2642,7 @@ void MacroAssembler::Move(Register dst, Register src) {
 
 
 void MacroAssembler::Move(Register dst, const Immediate& x) {
-  if (x.is_zero()) {
+  if (x.is_zero() && RelocInfo::IsNone(x.rmode_)) {
     xor_(dst, dst);  // Shorter than mov of 32-bit immediate 0.
   } else {
     mov(dst, x);