Revert of MIPS: Add FPXX support to MIPS32R2

src/mips/macro-assembler-mips.cc

 
 // 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.
 
 #include <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_MIPS
 
 #include "src/base/bits.h"
@@ skipping 1378 matching lines @@
   // Simple conversion.
   bind(&simple_convert);
   trunc_w_d(scratch, fd);
   mfc1(rs, scratch);
 
   bind(&done);
 }
 
 
 void MacroAssembler::Mthc1(Register rt, FPURegister fs) {
-  if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) {
+  if (IsFp64Mode()) {
     mthc1(rt, fs);
   } else {
     mtc1(rt, fs.high());
   }
 }
 
 
 void MacroAssembler::Mfhc1(Register rt, FPURegister fs) {
-  if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) {
+  if (IsFp64Mode()) {
     mfhc1(rt, fs);
   } else {
     mfc1(rt, fs.high());
   }
 }
 
 
 void MacroAssembler::BranchFCommon(SecondaryField sizeField, Label* target,
                                    Label* nan, Condition cond, FPURegister cmp1,
                                    FPURegister cmp2, BranchDelaySlot bd) {
@@ skipping 4349 matching lines @@
   if (mag.shift > 0) sra(result, result, mag.shift);
   srl(at, dividend, 31);
   Addu(result, result, Operand(at));
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS