[turbofan] Add backend support for float32 operations.

test/unittests/compiler/machine-operator-unittest.cc

Index: test/unittests/compiler/machine-operator-unittest.cc
diff --git a/test/unittests/compiler/machine-operator-unittest.cc b/test/unittests/compiler/machine-operator-unittest.cc
index 71b3c0edd9a5ed2cb083f07672fc5736d9033494..88e7c586dddff4aa7ae2e68b0d13b79e98357050 100644
--- a/test/unittests/compiler/machine-operator-unittest.cc
+++ b/test/unittests/compiler/machine-operator-unittest.cc
@@ -200,17 +200,22 @@ const PureOperator kPureOperators[] = {
     PURE(ChangeUint32ToFloat64, 1, 0, 1), PURE(ChangeUint32ToUint64, 1, 0, 1),
     PURE(TruncateFloat64ToFloat32, 1, 0, 1),
     PURE(TruncateFloat64ToInt32, 1, 0, 1), PURE(TruncateInt64ToInt32, 1, 0, 1),
+    PURE(Float32Add, 2, 0, 1), PURE(Float32Sub, 2, 0, 1),
+    PURE(Float32Mul, 2, 0, 1), PURE(Float32Div, 2, 0, 1),
+    PURE(Float32Sqrt, 1, 0, 1), PURE(Float32Equal, 2, 0, 1),
+    PURE(Float32LessThan, 2, 0, 1), PURE(Float32LessThanOrEqual, 2, 0, 1),
+    PURE(Float32Max, 2, 0, 1), PURE(Float32Min, 2, 0, 1),
     PURE(Float64Add, 2, 0, 1), PURE(Float64Sub, 2, 0, 1),
     PURE(Float64Mul, 2, 0, 1), PURE(Float64Div, 2, 0, 1),
     PURE(Float64Mod, 2, 0, 1), PURE(Float64Sqrt, 1, 0, 1),
     PURE(Float64Equal, 2, 0, 1), PURE(Float64LessThan, 2, 0, 1),
-    PURE(Float64LessThanOrEqual, 2, 0, 1), PURE(LoadStackPointer, 0, 0, 1),
+    PURE(Float64LessThanOrEqual, 2, 0, 1), PURE(Float64Max, 2, 0, 1),
+    PURE(Float64Min, 2, 0, 1), PURE(LoadStackPointer, 0, 0, 1),
     PURE(Float64RoundDown, 1, 0, 1), PURE(Float64RoundTruncate, 1, 0, 1),
     PURE(Float64RoundTiesAway, 1, 0, 1), PURE(Float64ExtractLowWord32, 1, 0, 1),
     PURE(Float64ExtractHighWord32, 1, 0, 1),
     PURE(Float64InsertLowWord32, 2, 0, 1),
-    PURE(Float64InsertHighWord32, 2, 0, 1), PURE(Float64Max, 2, 0, 1),
-    PURE(Float64Min, 2, 0, 1)
+    PURE(Float64InsertHighWord32, 2, 0, 1)
 #undef PURE
 };