Improve ARM-Simulator.

src/arm/assembler-arm.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 2730 matching lines @@
   // Don't bother to check for the emit calls below.
   next_buffer_check_ = no_const_pool_before_;
 
   // Emit jump over constant pool if necessary.
   Label after_pool;
   if (require_jump) b(&after_pool);
 
   RecordComment("[ Constant Pool");
 
   // Put down constant pool marker "Undefined instruction" as specified by
-  // A3.1 Instruction set encoding.
-  emit(0x03000000 | num_prinfo_);
+  // A5.6 (ARMv7) Instruction set encoding.
+  emit(kConstantPoolMarker | num_prinfo_);
 
   // Emit constant pool entries.
   for (int i = 0; i < num_prinfo_; i++) {
     RelocInfo& rinfo = prinfo_[i];
     ASSERT(rinfo.rmode() != RelocInfo::COMMENT &&
            rinfo.rmode() != RelocInfo::POSITION &&
            rinfo.rmode() != RelocInfo::STATEMENT_POSITION);
     Instr instr = instr_at(rinfo.pc());
 
     // Instruction to patch must be a ldr/str [pc, #offset].
@@ skipping 21 matching lines @@
 
   // Since a constant pool was just emitted, move the check offset forward by
   // the standard interval.
   next_buffer_check_ = pc_offset() + kCheckConstInterval;
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM