Remove ARM support for soft float (pre-VFP2)

src/arm/assembler-arm-inl.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 30 matching lines @@
 
 #include "cpu.h"
 #include "debug.h"
 
 
 namespace v8 {
 namespace internal {
 
 
 int Register::NumAllocatableRegisters() {
-  if (CpuFeatures::IsSupported(VFP2)) {
-    return kMaxNumAllocatableRegisters;
-  } else {
-    return kMaxNumAllocatableRegisters - kGPRsPerNonVFP2Double;
-  }
+  return kMaxNumAllocatableRegisters;
 }
 
 
 int DwVfpRegister::NumRegisters() {
-  if (CpuFeatures::IsSupported(VFP2)) {
-    return CpuFeatures::IsSupported(VFP32DREGS) ? 32 : 16;
-  } else {
-    return 1;
-  }
+  return CpuFeatures::IsSupported(VFP32DREGS) ? 32 : 16;
 }
 
 
 int DwVfpRegister::NumAllocatableRegisters() {
-  if (CpuFeatures::IsSupported(VFP2)) {
-    return NumRegisters() - kNumReservedRegisters;
-  } else {
-    return 1;
-  }
+  return NumRegisters() - kNumReservedRegisters;
 }
 
 
 int DwVfpRegister::ToAllocationIndex(DwVfpRegister reg) {
   ASSERT(!reg.is(kDoubleRegZero));
   ASSERT(!reg.is(kScratchDoubleReg));
   if (reg.code() > kDoubleRegZero.code()) {
     return reg.code() - kNumReservedRegisters;
   }
   return reg.code();
@@ skipping 469 matching lines @@
 
 
 void Assembler::set_target_address_at(Address pc, Address target) {
   set_target_pointer_at(pc, target);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_ASSEMBLER_ARM_INL_H_