Roll back to ANGLE/2845

1 files changed, 0 insertions, 163 deletions

diff --git a/gfx/angle/src/compiler/translator/UseInterfaceBlockFields.cpp b/gfx/angle/src/compiler/translator/UseInterfaceBlockFields.cpp
deleted file mode 100644
index 390e2b092..000000000
--- a/gfx/angle/src/compiler/translator/UseInterfaceBlockFields.cpp
+++ /dev/null
@@ -1,163 +0,0 @@
-//
-// Copyright 2016 The ANGLE Project Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-//
-
-// UseInterfaceBlockFields.cpp: insert statements to reference all members in InterfaceBlock list at
-// the beginning of main. This is to work around a Mac driver that treats unused standard/shared
-// uniform blocks as inactive.
-
-#include "compiler/translator/UseInterfaceBlockFields.h"
-
-#include "compiler/translator/IntermNode.h"
-#include "compiler/translator/SymbolTable.h"
-#include "compiler/translator/util.h"
-
-namespace sh
-{
-
-namespace
-{
-
-class UseUniformBlockMembers : public TIntermTraverser
-{
-  public:
-    UseUniformBlockMembers(const InterfaceBlockList &blocks, const TSymbolTable &symbolTable)
-        : TIntermTraverser(true, false, false),
-          mBlocks(blocks),
-          mSymbolTable(symbolTable),
-          mCodeInserted(false)
-    {
-        ASSERT(mSymbolTable.atGlobalLevel());
-    }
-
-  protected:
-    bool visitAggregate(Visit visit, TIntermAggregate *node) override { return !mCodeInserted; }
-    bool visitFunctionDefinition(Visit visit, TIntermFunctionDefinition *node) override;
-
-  private:
-    void insertUseCode(TIntermSequence *sequence);
-    void AddFieldUseStatements(const ShaderVariable &var, TIntermSequence *sequence);
-
-    const InterfaceBlockList &mBlocks;
-    const TSymbolTable &mSymbolTable;
-    bool mCodeInserted;
-};
-
-bool UseUniformBlockMembers::visitFunctionDefinition(Visit visit, TIntermFunctionDefinition *node)
-{
-    ASSERT(visit == PreVisit);
-    if (node->getFunctionSymbolInfo()->isMain())
-    {
-        TIntermBlock *body = node->getBody();
-        ASSERT(body);
-        insertUseCode(body->getSequence());
-        mCodeInserted = true;
-        return false;
-    }
-    return !mCodeInserted;
-}
-
-void UseUniformBlockMembers::AddFieldUseStatements(const ShaderVariable &var,
-                                                   TIntermSequence *sequence)
-{
-    TString name = TString(var.name.c_str());
-    if (var.isArray())
-    {
-        size_t pos = name.find_last_of('[');
-        if (pos != TString::npos)
-        {
-            name = name.substr(0, pos);
-        }
-    }
-    const TType *type;
-    TType basicType;
-    if (var.isStruct())
-    {
-        TVariable *structInfo = reinterpret_cast<TVariable *>(mSymbolTable.findGlobal(name));
-        ASSERT(structInfo);
-        const TType &structType = structInfo->getType();
-        type                    = &structType;
-    }
-    else
-    {
-        basicType = sh::GetShaderVariableBasicType(var);
-        type      = &basicType;
-    }
-    ASSERT(type);
-
-    TIntermSymbol *symbol = new TIntermSymbol(0, name, *type);
-    if (var.isArray())
-    {
-        for (unsigned int i = 0; i < var.arraySize; ++i)
-        {
-            TIntermBinary *element =
-                new TIntermBinary(EOpIndexDirect, symbol, TIntermTyped::CreateIndexNode(i));
-            sequence->insert(sequence->begin(), element);
-        }
-    }
-    else
-    {
-        sequence->insert(sequence->begin(), symbol);
-    }
-}
-
-void UseUniformBlockMembers::insertUseCode(TIntermSequence *sequence)
-{
-    for (const auto &block : mBlocks)
-    {
-        if (block.instanceName.empty())
-        {
-            for (const auto &var : block.fields)
-            {
-                AddFieldUseStatements(var, sequence);
-            }
-        }
-        else if (block.arraySize > 0)
-        {
-            TString name      = TString(block.instanceName.c_str());
-            TVariable *ubInfo = reinterpret_cast<TVariable *>(mSymbolTable.findGlobal(name));
-            ASSERT(ubInfo);
-            TIntermSymbol *arraySymbol = new TIntermSymbol(0, name, ubInfo->getType());
-            for (unsigned int i = 0; i < block.arraySize; ++i)
-            {
-                TIntermBinary *instanceSymbol = new TIntermBinary(EOpIndexDirect, arraySymbol,
-                                                                  TIntermTyped::CreateIndexNode(i));
-                for (unsigned int j = 0; j < block.fields.size(); ++j)
-                {
-                    TIntermBinary *element =
-                        new TIntermBinary(EOpIndexDirectInterfaceBlock, instanceSymbol,
-                                          TIntermTyped::CreateIndexNode(j));
-                    sequence->insert(sequence->begin(), element);
-                }
-            }
-        }
-        else
-        {
-            TString name      = TString(block.instanceName.c_str());
-            TVariable *ubInfo = reinterpret_cast<TVariable *>(mSymbolTable.findGlobal(name));
-            ASSERT(ubInfo);
-            TIntermSymbol *blockSymbol = new TIntermSymbol(0, name, ubInfo->getType());
-            for (unsigned int i = 0; i < block.fields.size(); ++i)
-            {
-                TIntermBinary *element = new TIntermBinary(
-                    EOpIndexDirectInterfaceBlock, blockSymbol, TIntermTyped::CreateIndexNode(i));
-
-                sequence->insert(sequence->begin(), element);
-            }
-        }
-    }
-}
-
-}  // namespace anonymous
-
-void UseInterfaceBlockFields(TIntermNode *root,
-                             const InterfaceBlockList &blocks,
-                             const TSymbolTable &symbolTable)
-{
-    UseUniformBlockMembers useUniformBlock(blocks, symbolTable);
-    root->traverse(&useUniformBlock);
-}
-
-}  // namespace sh