Initial revision of ARM assembler.

runtime/vm/constants_arm.h

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_CONSTANTS_ARM_H_
 #define VM_CONSTANTS_ARM_H_
 
 namespace dart {
 
 // We support both VFPv3-D16 and VFPv3-D32 profiles, but currently only one at
@@ skipping 115 matching lines @@
 
 
 // Architecture independent aliases.
 typedef DRegister FpuRegister;
 const FpuRegister FpuTMP = D0;
 const int kNumberOfFpuRegisters = kNumberOfDRegisters;
 
 
 // Register aliases.
 const Register TMP = kNoRegister;  // No scratch register used by assembler.
-const Register CTX = R9;           // Caches current context in generated code.
+const Register CTX = R9;  // Caches current context in generated code.
+const Register CP = R10;  // Caches constant pool base in generated code.
 const Register SPREG = SP;
 const Register FPREG = FP;
 
 
 // Exception object is passed in this register to the catch handlers when an
 // exception is thrown.
 const Register kExceptionObjectReg = R0;  // Unimplemented.
 
 
+// List of registers used in load/store multiple.
+typedef uint16_t RegList;
+const RegList kAllCoreRegistersList = 0xFFFF;
+
+
+// C++ ABI call registers
+const int kAbiRegisterCount = 4;
+const Register kAbiRegisters[kAbiRegisterCount] = { R0, R1, R2, R3 };
+const RegList kAbiRegisterList = (1 << R0) | (1 << R1) | (1 << R2) | (1 << R3);
+
+
 // Values for the condition field as defined in section A3.2.
 enum Condition {
   kNoCondition = -1,
   EQ =  0,  // equal
   NE =  1,  // not equal
   CS =  2,  // carry set/unsigned higher or same
   CC =  3,  // carry clear/unsigned lower
   MI =  4,  // minus/negative
   PL =  5,  // plus/positive or zero
   VS =  6,  // overflow
@@ skipping 330 matching lines @@
   Instr* Next() { return this + kInstrSize; }
 
  private:
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(Instr);
 };
 
 }  // namespace dart
 
 #endif  // VM_CONSTANTS_ARM_H_