[turbofan] Add backend support for float32 operations.

src/compiler/opcodes.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_OPCODES_H_
 #define V8_COMPILER_OPCODES_H_
 
 // Opcodes for control operators.
 #define INNER_CONTROL_OP_LIST(V) \
   V(Dead)                        \
@@ skipping 174 matching lines @@
 #define MACHINE_COMPARE_BINOP_LIST(V) \
   V(Word32Equal)                      \
   V(Word64Equal)                      \
   V(Int32LessThan)                    \
   V(Int32LessThanOrEqual)             \
   V(Uint32LessThan)                   \
   V(Uint32LessThanOrEqual)            \
   V(Int64LessThan)                    \
   V(Int64LessThanOrEqual)             \
   V(Uint64LessThan)                   \
+  V(Float32Equal)                     \
+  V(Float32LessThan)                  \
+  V(Float32LessThanOrEqual)           \
   V(Float64Equal)                     \
   V(Float64LessThan)                  \
   V(Float64LessThanOrEqual)
 
 #define MACHINE_OP_LIST(V)      \
   MACHINE_COMPARE_BINOP_LIST(V) \
   V(Load)                       \
   V(Store)                      \
   V(Word32And)                  \
   V(Word32Or)                   \
@@ skipping 31 matching lines @@
   V(ChangeFloat32ToFloat64)     \
   V(ChangeFloat64ToInt32)       \
   V(ChangeFloat64ToUint32)      \
   V(ChangeInt32ToFloat64)       \
   V(ChangeInt32ToInt64)         \
   V(ChangeUint32ToFloat64)      \
   V(ChangeUint32ToUint64)       \
   V(TruncateFloat64ToFloat32)   \
   V(TruncateFloat64ToInt32)     \
   V(TruncateInt64ToInt32)       \
+  V(Float32Add)                 \
+  V(Float32Sub)                 \
+  V(Float32Mul)                 \
+  V(Float32Div)                 \
+  V(Float32Max)                 \
+  V(Float32Min)                 \
+  V(Float32Sqrt)                \
   V(Float64Add)                 \
   V(Float64Sub)                 \
   V(Float64Mul)                 \
   V(Float64Div)                 \
   V(Float64Mod)                 \
   V(Float64Max)                 \
   V(Float64Min)                 \
   V(Float64Sqrt)                \
   V(Float64RoundDown)           \
   V(Float64RoundTruncate)       \
@@ skipping 76 matching lines @@
            (kNumberEqual <= value && value <= kStringLessThanOrEqual) ||
            (kWord32Equal <= value && value <= kFloat64LessThanOrEqual);
   }
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_OPCODES_H_