Align the stack correctly on ARM on calls to fp operation helpers.

src/arm/assembler-arm.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 627 matching lines @@
   void stc2(Coprocessor coproc, CRegister crd, Register base, int option,
             LFlag l = Short);  // v5 and above
 
   // Pseudo instructions
   void nop()  { mov(r0, Operand(r0)); }
 
   void push(Register src, Condition cond = al) {
     str(src, MemOperand(sp, 4, NegPreIndex), cond);
   }
 
-  void pop(Register dst) {
-    ldr(dst, MemOperand(sp, 4, PostIndex), al);
+  void pop(Register dst, Condition cond = al) {
+    ldr(dst, MemOperand(sp, 4, PostIndex), cond);
   }
 
   void pop() {
     add(sp, sp, Operand(kPointerSize));
   }
 
   // Load effective address of memory operand x into register dst
   void lea(Register dst, const MemOperand& x,
            SBit s = LeaveCC, Condition cond = al);
 
@@ skipping 149 matching lines @@
   void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0);
 
   friend class RegExpMacroAssemblerARM;
   friend class RelocInfo;
   friend class CodePatcher;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_ASSEMBLER_ARM_H_