1 files changed, 25 insertions, 1 deletions
diff --git a/Source/JavaScriptCore/assembler/MacroAssembler.h b/Source/JavaScriptCore/assembler/MacroAssembler.h
index 1a9af2989..f5bafe27d 100644
--- a/Source/JavaScriptCore/assembler/MacroAssembler.h
+++ b/Source/JavaScriptCore/assembler/MacroAssembler.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2008, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -26,6 +26,8 @@
 #ifndef MacroAssembler_h
 #define MacroAssembler_h
 
+#include <wtf/Platform.h>
+
 #if ENABLE(ASSEMBLER)
 
 #if CPU(ARM_THUMB2)
@@ -89,6 +91,8 @@ public:
     using MacroAssemblerBase::xor32;
 #endif
 
+    static const double twoToThe32; // This is super useful for some double code.
+
     // Utilities used by the DFG JIT.
 #if ENABLE(DFG_JIT)
     using MacroAssemblerBase::invert;
@@ -230,6 +234,11 @@ public:
     }
 
 #if !CPU(ARM_THUMB2)
+    PatchableJump patchableBranchPtr(RelationalCondition cond, Address left, TrustedImmPtr right = TrustedImmPtr(0))
+    {
+        return PatchableJump(branchPtr(cond, left, right));
+    }
+    
     PatchableJump patchableBranchPtrWithPatch(RelationalCondition cond, Address left, DataLabelPtr& dataLabel, TrustedImmPtr initialRightValue = TrustedImmPtr(0))
     {
         return PatchableJump(branchPtrWithPatch(cond, left, dataLabel, initialRightValue));
@@ -239,6 +248,16 @@ public:
     {
         return PatchableJump(jump());
     }
+
+    PatchableJump patchableBranchTest32(ResultCondition cond, RegisterID reg, TrustedImm32 mask = TrustedImm32(-1))
+    {
+        return PatchableJump(branchTest32(cond, reg, mask));
+    }
+    
+    PatchableJump patchableBranch32(RelationalCondition cond, RegisterID reg, TrustedImm32 imm)
+    {
+        return PatchableJump(branch32(cond, reg, imm));
+    }
 #endif
 
     void jump(Label target)
@@ -486,6 +505,11 @@ public:
         return branch32(cond, left, TrustedImm32(right));
     }
 
+    Jump branchSubPtr(ResultCondition cond, RegisterID src, RegisterID dest)
+    {
+        return branchSub32(cond, src, dest);
+    }
+
     Jump branchTestPtr(ResultCondition cond, RegisterID reg, RegisterID mask)
     {
         return branchTest32(cond, reg, mask);