MIPS64: Fix 'Visit the Optimized Code Map on first call rather than closure creation.'

Port c2de9611

Fixes an infinite loop on MIPS64 big-endian.

BUG=

Review-Url: https://codereview.chromium.org/1959463003
Cr-Commit-Position: refs/heads/master@{#36090}

src/mips64/builtins-mips64.cc

@@ -1357,7 +1357,7 @@ void Builtins::Generate_CompileLazy(MacroAssembler* masm) {
   // Is the full code valid?
   __ ld(entry, FieldMemOperand(closure, JSFunction::kSharedFunctionInfoOffset));
   __ ld(entry, FieldMemOperand(entry, SharedFunctionInfo::kCodeOffset));
-  __ ld(a5, FieldMemOperand(entry, Code::kFlagsOffset));
+  __ lw(a5, FieldMemOperand(entry, Code::kFlagsOffset));
   __ And(a5, a5, Operand(Code::KindField::kMask));
   __ dsrl(a5, a5, Code::KindField::kShift);
   __ Branch(&gotta_call_runtime_no_stack, eq, a5, Operand(Code::BUILTIN));