Revert of [wasm] Fix I32ReinterpretF32 and I64ReinterpretF64 on ia32.

src/compiler/instruction.h

Index: src/compiler/instruction.h
diff --git a/src/compiler/instruction.h b/src/compiler/instruction.h
index d62ffc43bd55d429a8f9594724c7ee6e1d755aeb..e63ceda14846cf1ecd65c44eb41a7f9247b04b94 100644
--- a/src/compiler/instruction.h
+++ b/src/compiler/instruction.h
@@ -1065,31 +1065,14 @@
   }
 
   float ToFloat32() const {
-    // TODO(ahaas): We should remove this function. If value_ has the bit
-    // representation of a signalling NaN, then returning it as float can cause
-    // the signalling bit to flip, and value_ is returned as a quiet NaN.
     DCHECK_EQ(kFloat32, type());
     return bit_cast<float>(static_cast<int32_t>(value_));
   }
 
-  uint32_t ToFloat32AsInt() const {
-    DCHECK_EQ(kFloat32, type());
-    return bit_cast<uint32_t>(static_cast<int32_t>(value_));
-  }
-
   double ToFloat64() const {
-    // TODO(ahaas): We should remove this function. If value_ has the bit
-    // representation of a signalling NaN, then returning it as float can cause
-    // the signalling bit to flip, and value_ is returned as a quiet NaN.
     if (type() == kInt32) return ToInt32();
     DCHECK_EQ(kFloat64, type());
     return bit_cast<double>(value_);
-  }
-
-  uint64_t ToFloat64AsInt() const {
-    if (type() == kInt32) return ToInt32();
-    DCHECK_EQ(kFloat64, type());
-    return bit_cast<uint64_t>(value_);
   }
 
   ExternalReference ToExternalReference() const {