PPC: Cleanup ABI-specifc code.

src/ppc/assembler-ppc.cc

 // 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 1486 matching lines @@
                       RCBit r) {
   xo_form(EXT2 | DIVDU, dst, src1, src2, o, r);
 }
 #endif
 
 
 // Function descriptor for AIX.
 // Code address skips the function descriptor "header".
 // TOC and static chain are ignored and set to 0.
 void Assembler::function_descriptor() {
-#if ABI_USES_FUNCTION_DESCRIPTORS
-  Label instructions;
-  DCHECK(pc_offset() == 0);
-  emit_label_addr(&instructions);
-  dp(0);
-  dp(0);
-  bind(&instructions);
-#endif
+  if (ABI_USES_FUNCTION_DESCRIPTORS) {
+    Label instructions;
+    DCHECK(pc_offset() == 0);
+    emit_label_addr(&instructions);
+    dp(0);
+    dp(0);
+    bind(&instructions);
+  }
 }
 
 
 int Assembler::instructions_required_for_mov(Register dst,
                                              const Operand& src) const {
   bool canOptimize =
       !(src.must_output_reloc_info(this) || is_trampoline_pool_blocked());
   if (use_constant_pool_for_mov(dst, src, canOptimize)) {
     if (ConstantPoolAccessIsInOverflow()) {
       return kMovInstructionsConstantPool + 1;
@@ skipping 949 matching lines @@
 
     trampoline_ = Trampoline(pc_offset() - size, tracked_branch_count_);
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC