MIPS: Remove soft-float support.

src/mips/assembler-mips-inl.h

Index: src/mips/assembler-mips-inl.h
diff --git a/src/mips/assembler-mips-inl.h b/src/mips/assembler-mips-inl.h
index 9c9f611ed05a1653ebf473404c754a11cd1fda4b..d922bfac6619b32a3011c0868e549d4ffaa923e1 100644
--- a/src/mips/assembler-mips-inl.h
+++ b/src/mips/assembler-mips-inl.h
@@ -81,29 +81,17 @@ bool Operand::is_reg() const {
 
 
 int Register::NumAllocatableRegisters() {
-  if (CpuFeatures::IsSupported(FPU)) {
     return kMaxNumAllocatableRegisters;
-  } else {
-    return kMaxNumAllocatableRegisters - kGPRsPerNonFPUDouble;
-  }
 }
 
 
 int DoubleRegister::NumRegisters() {
-  if (CpuFeatures::IsSupported(FPU)) {
     return FPURegister::kMaxNumRegisters;
-  } else {
-    return 1;
-  }
 }
 
 
 int DoubleRegister::NumAllocatableRegisters() {
-  if (CpuFeatures::IsSupported(FPU)) {
     return FPURegister::kMaxNumAllocatableRegisters;
-  } else {
-    return 1;
-  }
 }