Use movw/movt instead of constant pool on ARMv7

src/ia32/assembler-ia32.h

Index: src/ia32/assembler-ia32.h
diff --git a/src/ia32/assembler-ia32.h b/src/ia32/assembler-ia32.h
index 4d9562ec01870fd62a9fc92409f247abd1c6c956..efb5521e92d4929f979669822dab53f87a2193ed 100644
--- a/src/ia32/assembler-ia32.h
+++ b/src/ia32/assembler-ia32.h
@@ -1,4 +1,4 @@
-// Copyright (c) 1994-2006 Sun Microsystems Inc.

[Michael Starzinger, 2012/10/10 14:19:29]

Looks like a typo?

[danno, 2012/10/17 10:04:44]

Done.

+// Copyright (c) 1994-2006 Sun Microsystems
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
@@ -601,6 +601,8 @@ class Assembler : public AssemblerBase {
   inline static Address target_address_at(Address pc);
   inline static void set_target_address_at(Address pc, Address target);
 
+  inline static Address target_address_from_return_address(Address pc);

[Michael Starzinger, 2012/10/10 14:19:29]

See comment in ARM assembler.

[danno, 2012/10/17 10:04:44]

Done.

+
   // This sets the branch destination (which is in the instruction on x86).
   // This is for calls and branches within generated code.
   inline static void deserialization_set_special_target_at(
@@ -629,6 +631,7 @@ class Assembler : public AssemblerBase {
   static const int kPatchDebugBreakSlotAddressOffset = 1;  // JMP imm32.
 
   static const int kCallInstructionLength = 5;
+  static const int kPatchDebugBreakSlotReturnOffset = kPointerSize;
   static const int kJSReturnSequenceLength = 6;
 
   // The debug break slot must be able to contain a call instruction.