[turbofan] Add backend support for float32 operations.

src/arm/macro-assembler-arm.h

 // Copyright 2012 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_ARM_MACRO_ASSEMBLER_ARM_H_
 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_
 
 #include "src/assembler.h"
 #include "src/bailout-reason.h"
 #include "src/frames.h"
@@ skipping 465 matching lines @@
 
   // If the value is a NaN, canonicalize the value else, do nothing.
   void VFPCanonicalizeNaN(const DwVfpRegister dst,
                           const DwVfpRegister src,
                           const Condition cond = al);
   void VFPCanonicalizeNaN(const DwVfpRegister value,
                           const Condition cond = al) {
     VFPCanonicalizeNaN(value, value, cond);
   }
 
+  // Compare single values and move the result to the normal condition flags.
+  void VFPCompareAndSetFlags(const SwVfpRegister src1, const SwVfpRegister src2,
+                             const Condition cond = al);
+  void VFPCompareAndSetFlags(const SwVfpRegister src1, const float src2,
+                             const Condition cond = al);
+
   // Compare double values and move the result to the normal condition flags.
   void VFPCompareAndSetFlags(const DwVfpRegister src1,
                              const DwVfpRegister src2,
                              const Condition cond = al);
   void VFPCompareAndSetFlags(const DwVfpRegister src1,
                              const double src2,
                              const Condition cond = al);
 
+  // Compare single values and then load the fpscr flags to a register.
+  void VFPCompareAndLoadFlags(const SwVfpRegister src1,
+                              const SwVfpRegister src2,
+                              const Register fpscr_flags,
+                              const Condition cond = al);
+  void VFPCompareAndLoadFlags(const SwVfpRegister src1, const float src2,
+                              const Register fpscr_flags,
+                              const Condition cond = al);
+
   // Compare double values and then load the fpscr flags to a register.
   void VFPCompareAndLoadFlags(const DwVfpRegister src1,
                               const DwVfpRegister src2,
                               const Register fpscr_flags,
                               const Condition cond = al);
   void VFPCompareAndLoadFlags(const DwVfpRegister src1,
                               const double src2,
                               const Register fpscr_flags,
                               const Condition cond = al);
 
@@ skipping 1034 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_MACRO_ASSEMBLER_ARM_H_