MIPS: First step to cleanup the power-of-2 mess.

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index e79608fdf97494286a347b6094feb812804706f5..816b9c87c3aca2e9aab808ccfb3886504431d642 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -6,6 +6,7 @@
 
 #if V8_TARGET_ARCH_MIPS
 
+#include "src/base/bits.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ -3108,7 +3109,7 @@ void StringCharFromCodeGenerator::GenerateFast(MacroAssembler* masm) {
 
   STATIC_ASSERT(kSmiTag == 0);
   STATIC_ASSERT(kSmiShiftSize == 0);
-  DCHECK(IsPowerOf2(String::kMaxOneByteCharCode + 1));
+  DCHECK(base::bits::IsPowerOfTwo32(String::kMaxOneByteCharCode + 1));
   __ And(t0,
          code_,
          Operand(kSmiTagMask |
@@ -4613,7 +4614,7 @@ void ProfileEntryHookStub::Generate(MacroAssembler* masm) {
   int frame_alignment = masm->ActivationFrameAlignment();
   if (frame_alignment > kPointerSize) {
     __ mov(s5, sp);
-    DCHECK(IsPowerOf2(frame_alignment));
+    DCHECK(base::bits::IsPowerOfTwo32(frame_alignment));
     __ And(sp, sp, Operand(-frame_alignment));
   }
   __ Subu(sp, sp, kCArgsSlotsSize);