4785   const int frame_alignment = MacroAssembler::ActivationFrameAlignment();  in EnterExitFrame()  local
4788     DCHECK_EQ(kDoubleSize, frame_alignment);  in EnterExitFrame()
4789     if (frame_alignment > 0) {  in EnterExitFrame()
4790       DCHECK(base::bits::IsPowerOfTwo(frame_alignment));  in EnterExitFrame()
4791       And(sp, sp, Operand(-frame_alignment));  // Align stack.  in EnterExitFrame()
4807   if (frame_alignment > 0) {  in EnterExitFrame()
4808     DCHECK(base::bits::IsPowerOfTwo(frame_alignment));  in EnterExitFrame()
4809     And(sp, sp, Operand(-frame_alignment));  // Align stack.  in EnterExitFrame()
4889       const int frame_alignment = ActivationFrameAlignment();  in AssertStackIsAligned()  local
4890       const int frame_alignment_mask = frame_alignment - 1;  in AssertStackIsAligned()
4892       if (frame_alignment > kPointerSize) {  in AssertStackIsAligned()
4894         DCHECK(base::bits::IsPowerOfTwo(frame_alignment));  in AssertStackIsAligned()
5261   int frame_alignment = ActivationFrameAlignment();  in PrepareCallCFunction()  local
5270   if (frame_alignment > kPointerSize) {  in PrepareCallCFunction()
5275     DCHECK(base::bits::IsPowerOfTwo(frame_alignment));  in PrepareCallCFunction()
5276     And(sp, sp, Operand(-frame_alignment));  in PrepareCallCFunction()
5327     int frame_alignment = base::OS::ActivationFrameAlignment();  in CallCFunctionHelper()  local
5328     int frame_alignment_mask = frame_alignment - 1;  in CallCFunctionHelper()
5329     if (frame_alignment > kPointerSize) {  in CallCFunctionHelper()
5330       DCHECK(base::bits::IsPowerOfTwo(frame_alignment));  in CallCFunctionHelper()