ARM: Implement Math.abs in lithium code generator for the integer and

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 354 matching lines @@
   p9  = 9,
   p10 = 10,
   p11 = 11,
   p12 = 12,
   p13 = 13,
   p14 = 14,
   p15 = 15
 };
 
 
+// Index of register used when pushing all registers.
+// Order of registers on the stack: r0, r1, ..., r11
+inline int SpIndexForPushAll(Register reg) {

[Søren Thygesen Gjesse, 2011/01/20 08:03:22]

We have SafepointRegisterSlot in macro assembler which returns a MemOperand. I
think we should stick to that, so that "Safepoint" is part of the name instead
of "PushAll" which is inherited from IA32.

+  ASSERT(reg.code() < Register::kNumAllocatableRegisters);
+  return reg.code();
+}
+
+
 // Condition field in instructions.
 enum Condition {
   // any value < 0 is considered no_condition
   no_condition  = -1,
 
   eq =  0 << 28,  // Z set            equal.
   ne =  1 << 28,  // Z clear          not equal.
   nz =  1 << 28,  // Z clear          not zero.
   cs =  2 << 28,  // C set            carry set.
   hs =  2 << 28,  // C set            unsigned higher or same.
@@ skipping 1037 matching lines @@
  public:
   explicit EnsureSpace(Assembler* assembler) {
     assembler->CheckBuffer();
   }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_ASSEMBLER_ARM_H_