webkitgtk-2.4.11webkitgtk-2.4.11

1 files changed, 16 insertions, 80 deletions

diff --git a/Source/JavaScriptCore/ftl/FTLAbstractHeapRepository.cpp b/Source/JavaScriptCore/ftl/FTLAbstractHeapRepository.cpp
index 04d7a689d..d7f83c960 100644
--- a/Source/JavaScriptCore/ftl/FTLAbstractHeapRepository.cpp
+++ b/Source/JavaScriptCore/ftl/FTLAbstractHeapRepository.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013-2016 Apple Inc. All rights reserved.
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -28,26 +28,14 @@
 
 #if ENABLE(FTL_JIT)
 
-#include "B3CCallValue.h"
-#include "B3MemoryValue.h"
-#include "B3PatchpointValue.h"
-#include "B3ValueInlines.h"
-#include "DirectArguments.h"
-#include "FTLState.h"
-#include "GetterSetter.h"
-#include "JSEnvironmentRecord.h"
-#include "JSPropertyNameEnumerator.h"
 #include "JSScope.h"
-#include "JSCInlines.h"
-#include "ScopedArguments.h"
-#include "ScopedArgumentsTable.h"
+#include "JSVariableObject.h"
+#include "Operations.h"
 
 namespace JSC { namespace FTL {
 
-using namespace B3;
-
-AbstractHeapRepository::AbstractHeapRepository()
-    : root(nullptr, "jscRoot")
+AbstractHeapRepository::AbstractHeapRepository(LContext context)
+    : root(0, "jscRoot")
 
 #define ABSTRACT_HEAP_INITIALIZATION(name) , name(&root, #name)
     FOR_EACH_ABSTRACT_HEAP(ABSTRACT_HEAP_INITIALIZATION)
@@ -57,31 +45,25 @@ AbstractHeapRepository::AbstractHeapRepository()
     FOR_EACH_ABSTRACT_FIELD(ABSTRACT_FIELD_INITIALIZATION)
 #undef ABSTRACT_FIELD_INITIALIZATION
     
-    , JSCell_freeListNext(JSCell_header)
+    , JSCell_freeListNext(JSCell_structure)
     
-#define INDEXED_ABSTRACT_HEAP_INITIALIZATION(name, offset, size) , name(&root, #name, offset, size)
+#define INDEXED_ABSTRACT_HEAP_INITIALIZATION(name, size) , name(context, &root, #name, size)
     FOR_EACH_INDEXED_ABSTRACT_HEAP(INDEXED_ABSTRACT_HEAP_INITIALIZATION)
 #undef INDEXED_ABSTRACT_HEAP_INITIALIZATION
     
-#define NUMBERED_ABSTRACT_HEAP_INITIALIZATION(name) , name(&root, #name)
+#define NUMBERED_ABSTRACT_HEAP_INITIALIZATION(name) , name(context, &root, #name)
     FOR_EACH_NUMBERED_ABSTRACT_HEAP(NUMBERED_ABSTRACT_HEAP_INITIALIZATION)
 #undef NUMBERED_ABSTRACT_HEAP_INITIALIZATION
 
-    , absolute(&root, "absolute")
+    , absolute(context, &root, "absolute")
+    , m_context(context)
+    , m_tbaaKind(mdKindID(m_context, "tbaa"))
 {
-    // Make sure that our explicit assumptions about the StructureIDBlob match reality.
-    RELEASE_ASSERT(!(JSCell_indexingType.offset() & (sizeof(int32_t) - 1)));
-    RELEASE_ASSERT(JSCell_indexingType.offset() + 1 == JSCell_typeInfoType.offset());
-    RELEASE_ASSERT(JSCell_indexingType.offset() + 2 == JSCell_typeInfoFlags.offset());
-    RELEASE_ASSERT(JSCell_indexingType.offset() + 3 == JSCell_cellState.offset());
-
-    JSCell_structureID.changeParent(&JSCell_header);
-    JSCell_usefulBytes.changeParent(&JSCell_header);
-    JSCell_indexingType.changeParent(&JSCell_usefulBytes);
-    JSCell_typeInfoType.changeParent(&JSCell_usefulBytes);
-    JSCell_typeInfoFlags.changeParent(&JSCell_usefulBytes);
-    JSCell_cellState.changeParent(&JSCell_usefulBytes);
-
+    root.m_tbaaMetadata = mdNode(m_context, mdString(m_context, root.m_heapName));
+    
+    RELEASE_ASSERT(m_tbaaKind);
+    RELEASE_ASSERT(root.m_tbaaMetadata);
+    
     RELEASE_ASSERT(!JSCell_freeListNext.offset());
 }
 
@@ -89,52 +71,6 @@ AbstractHeapRepository::~AbstractHeapRepository()
 {
 }
 
-void AbstractHeapRepository::decorateMemory(const AbstractHeap* heap, Value* value)
-{
-    m_heapForMemory.append(HeapForValue(heap, value));
-}
-
-void AbstractHeapRepository::decorateCCallRead(const AbstractHeap* heap, Value* value)
-{
-    m_heapForCCallRead.append(HeapForValue(heap, value));
-}
-
-void AbstractHeapRepository::decorateCCallWrite(const AbstractHeap* heap, Value* value)
-{
-    m_heapForCCallWrite.append(HeapForValue(heap, value));
-}
-
-void AbstractHeapRepository::decoratePatchpointRead(const AbstractHeap* heap, Value* value)
-{
-    m_heapForPatchpointRead.append(HeapForValue(heap, value));
-}
-
-void AbstractHeapRepository::decoratePatchpointWrite(const AbstractHeap* heap, Value* value)
-{
-    m_heapForPatchpointWrite.append(HeapForValue(heap, value));
-}
-
-void AbstractHeapRepository::computeRangesAndDecorateInstructions()
-{
-    root.compute();
-
-    if (verboseCompilationEnabled()) {
-        dataLog("Abstract Heap Repository:\n");
-        root.deepDump(WTF::dataFile());
-    }
-
-    for (HeapForValue entry : m_heapForMemory)
-        entry.value->as<MemoryValue>()->setRange(entry.heap->range());
-    for (HeapForValue entry : m_heapForCCallRead)
-        entry.value->as<CCallValue>()->effects.reads = entry.heap->range();
-    for (HeapForValue entry : m_heapForCCallWrite)
-        entry.value->as<CCallValue>()->effects.writes = entry.heap->range();
-    for (HeapForValue entry : m_heapForPatchpointRead)
-        entry.value->as<CCallValue>()->effects.reads = entry.heap->range();
-    for (HeapForValue entry : m_heapForPatchpointWrite)
-        entry.value->as<CCallValue>()->effects.writes = entry.heap->range();
-}
-
 } } // namespace JSC::FTL
 
 #endif // ENABLE(FTL_JIT)