From 43a42f108af6bcbd91f2672731c3047c26213af1 Mon Sep 17 00:00:00 2001
From: Simon Hausmann <simon.hausmann@digia.com>
Date: Mon, 22 Oct 2012 15:40:17 +0200
Subject: Imported WebKit commit 302e7806bff028bd1167a1ec7c86a1ee00ecfb49
 (http://svn.webkit.org/repository/webkit/trunk@132067)

New snapshot that fixes build without QtWidgets
---
 Source/JavaScriptCore/bytecode/CodeBlock.h | 59 ++++++++++++++++--------------
 1 file changed, 32 insertions(+), 27 deletions(-)

(limited to 'Source/JavaScriptCore/bytecode/CodeBlock.h')

diff --git a/Source/JavaScriptCore/bytecode/CodeBlock.h b/Source/JavaScriptCore/bytecode/CodeBlock.h
index 01a8ef4a1..fe588c787 100644
--- a/Source/JavaScriptCore/bytecode/CodeBlock.h
+++ b/Source/JavaScriptCore/bytecode/CodeBlock.h
@@ -49,7 +49,6 @@
 #include "EvalCodeCache.h"
 #include "ExecutionCounter.h"
 #include "ExpressionRangeInfo.h"
-#include "GlobalResolveInfo.h"
 #include "HandlerInfo.h"
 #include "MethodCallLinkInfo.h"
 #include "Options.h"
@@ -64,6 +63,7 @@
 #include "LineInfo.h"
 #include "Nodes.h"
 #include "RegExpObject.h"
+#include "ResolveOperation.h"
 #include "StructureStubInfo.h"
 #include "UnconditionalFinalizer.h"
 #include "ValueProfile.h"
@@ -197,6 +197,30 @@ namespace JSC {
         int lineNumberForBytecodeOffset(unsigned bytecodeOffset);
         void expressionRangeForBytecodeOffset(unsigned bytecodeOffset, int& divot, int& startOffset, int& endOffset);
 
+        uint32_t addResolve()
+        {
+            m_resolveOperations.grow(m_resolveOperations.size() + 1);
+            return m_resolveOperations.size() - 1;
+        }
+        uint32_t addPutToBase()
+        {
+            m_putToBaseOperations.append(PutToBaseOperation(isStrictMode()));
+            return m_putToBaseOperations.size() - 1;
+        }
+
+        ResolveOperations* resolveOperations(uint32_t i)
+        {
+            return &m_resolveOperations[i];
+        }
+
+        PutToBaseOperation* putToBaseOperation(uint32_t i)
+        {
+            return &m_putToBaseOperations[i];
+        }
+
+        size_t numberOfResolveOperations() const { return m_resolveOperations.size(); }
+        size_t numberOfPutToBaseOperations() const { return m_putToBaseOperations.size(); }
+
 #if ENABLE(JIT)
 
         StructureStubInfo& getStubInfo(ReturnAddressPtr returnAddress)
@@ -600,11 +624,6 @@ namespace JSC {
         {
             m_propertyAccessInstructions.append(propertyAccessInstruction);
         }
-        void addGlobalResolveInstruction(unsigned globalResolveInstruction)
-        {
-            m_globalResolveInstructions.append(globalResolveInstruction);
-        }
-        bool hasGlobalResolveInstructionAtBytecodeOffset(unsigned bytecodeOffset);
 #if ENABLE(LLINT)
         LLIntCallLinkInfo* addLLIntCallLinkInfo()
         {
@@ -621,15 +640,6 @@ namespace JSC {
         size_t numberOfByValInfos() const { return m_byValInfos.size(); }
         ByValInfo& byValInfo(size_t index) { return m_byValInfos[index]; }
 
-        void addGlobalResolveInfo(unsigned globalResolveInstruction)
-        {
-            m_globalResolveInfos.append(GlobalResolveInfo(globalResolveInstruction));
-        }
-        GlobalResolveInfo& globalResolveInfo(int index) { return m_globalResolveInfos[index]; }
-        bool hasGlobalResolveInfoAtBytecodeOffset(unsigned bytecodeOffset);
-        GlobalResolveInfo& globalResolveInfoForBytecodeOffset(unsigned bytecodeOffset);
-        unsigned numberOfGlobalResolveInfos() { return m_globalResolveInfos.size(); }
-
         void setNumberOfCallLinkInfos(size_t size) { m_callLinkInfos.grow(size); }
         size_t numberOfCallLinkInfos() const { return m_callLinkInfos.size(); }
         CallLinkInfo& callLinkInfo(int index) { return m_callLinkInfos[index]; }
@@ -781,15 +791,6 @@ namespace JSC {
         ArrayProfile* getArrayProfile(unsigned bytecodeOffset);
         ArrayProfile* getOrAddArrayProfile(unsigned bytecodeOffset);
 #endif
-        
-        unsigned globalResolveInfoCount() const
-        {
-#if ENABLE(JIT)    
-            if (m_globalData->canUseJIT())
-                return m_globalResolveInfos.size();
-#endif
-            return 0;
-        }
 
         // Exception handling support
 
@@ -1215,13 +1216,16 @@ namespace JSC {
         int m_numVars;
         bool m_isConstructor;
 
+        int globalObjectConstant() const { return m_globalObjectConstant; }
+        void setGlobalObjectConstant(int globalRegister) { m_globalObjectConstant = globalRegister; }
+
     protected:
 #if ENABLE(JIT)
         virtual bool jitCompileImpl(ExecState*) = 0;
 #endif
         virtual void visitWeakReferences(SlotVisitor&);
         virtual void finalizeUnconditionally();
-        
+
     private:
         friend class DFGCodeBlocks;
         
@@ -1294,6 +1298,7 @@ namespace JSC {
         int m_thisRegister;
         int m_argumentsRegister;
         int m_activationRegister;
+        int m_globalObjectConstant;
 
         bool m_needsFullScopeChain;
         bool m_usesEval;
@@ -1306,7 +1311,6 @@ namespace JSC {
         unsigned m_sourceOffset;
 
         Vector<unsigned> m_propertyAccessInstructions;
-        Vector<unsigned> m_globalResolveInstructions;
 #if ENABLE(LLINT)
         SegmentedVector<LLIntCallLinkInfo, 8> m_llintCallLinkInfos;
         SentinelLinkedList<LLIntCallLinkInfo, BasicRawSentinelNode<LLIntCallLinkInfo> > m_incomingLLIntCalls;
@@ -1314,7 +1318,6 @@ namespace JSC {
 #if ENABLE(JIT)
         Vector<StructureStubInfo> m_structureStubInfos;
         Vector<ByValInfo> m_byValInfos;
-        Vector<GlobalResolveInfo> m_globalResolveInfos;
         Vector<CallLinkInfo> m_callLinkInfos;
         Vector<MethodCallLinkInfo> m_methodCallLinkInfos;
         JITCode m_jitCode;
@@ -1406,6 +1409,8 @@ namespace JSC {
         Vector<Comment>  m_bytecodeComments;
         size_t m_bytecodeCommentIterator;
 #endif
+        Vector<ResolveOperations> m_resolveOperations;
+        Vector<PutToBaseOperation> m_putToBaseOperations;
 
         struct RareData {
            WTF_MAKE_FAST_ALLOCATED;
-- 
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