[turbofan] IA: Uint32ToFloat64 supports mem operand.

src/compiler/ia32/code-generator-ia32.cc

Index: src/compiler/ia32/code-generator-ia32.cc
diff --git a/src/compiler/ia32/code-generator-ia32.cc b/src/compiler/ia32/code-generator-ia32.cc
index 3a3fd795d8d38cd164fc68e7f6129265548d05f5..1e6a3c11749d35be1d74f1d2f01b3dd14cb9610d 100644
--- a/src/compiler/ia32/code-generator-ia32.cc
+++ b/src/compiler/ia32/code-generator-ia32.cc
@@ -313,8 +313,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
       __ cvtsi2sd(i.OutputDoubleRegister(), i.InputOperand(0));
       break;
     case kSSEUint32ToFloat64:
-      // TODO(turbofan): IA32 SSE LoadUint32() should take an operand.
-      __ LoadUint32(i.OutputDoubleRegister(), i.InputRegister(0));
+      __ LoadUint32(i.OutputDoubleRegister(), i.InputOperand(0));
       break;
     case kIA32Movsxbl:
       __ movsx_b(i.OutputRegister(), i.MemoryOperand());