update against 03-Feb-2005 release

1 files changed, 141 insertions, 124 deletions

diff --git a/src/mesa/shader/slang/MachineIndependent/ShaderLang.cpp b/src/mesa/shader/slang/MachineIndependent/ShaderLang.cpp
index c3b8050f067..3f37e15f376 100755
--- a/src/mesa/shader/slang/MachineIndependent/ShaderLang.cpp
+++ b/src/mesa/shader/slang/MachineIndependent/ShaderLang.cpp
@@ -1,5 +1,5 @@
 //

-//Copyright (C) 2002-2004  3Dlabs Inc. Ltd.

+//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.

 //All rights reserved.

 //

 //Redistribution and use in source and binary forms, with or without

@@ -51,9 +51,15 @@ extern "C" int InitPreprocessor(void);
 extern "C" int FinalizePreprocessor(void);

 extern void SetGlobalPoolAllocatorPtr(TPoolAllocator* poolAllocator);

 

-bool generateBuiltInSymbolTable(TBuiltInResource& resources, TInfoSink&);

-bool initializeSymbolTable(TBuiltInStrings* BuiltInStrings, EShLanguage language, TInfoSink& infoSink, TBuiltInResource &resources);

-void GenerateResources(TBuiltInResource& resources);

+bool generateBuiltInSymbolTable(const TBuiltInResource* resources, TInfoSink&, TSymbolTable*, EShLanguage language = EShLangCount);

+bool initializeSymbolTable(TBuiltInStrings* BuiltInStrings, EShLanguage language, TInfoSink& infoSink, const TBuiltInResource *resources, TSymbolTable*);

+

+//

+// A symbol table for each language.  Each has a different

+// set of built-ins, and we want to preserve that from

+// compile to compile.

+//

+TSymbolTable SymbolTables[EShLangCount];

 

 TPoolAllocator* PerProcessGPA = 0;

 //

@@ -68,8 +74,6 @@ TPoolAllocator* PerProcessGPA = 0;
 int ShInitialize()

 {

     TInfoSink infoSink;

-    TBuiltInResource resources;

-    GenerateResources(resources);

     bool ret = true;

 

     if (!InitProcess())

@@ -79,13 +83,29 @@ int ShInitialize()
     // we need to have thread synchronization code around the initialization of per process

     // global pool allocator

     if (!PerProcessGPA) { 

+        TPoolAllocator *builtInPoolAllocator = new TPoolAllocator(true);

+        builtInPoolAllocator->push();

+        TPoolAllocator* gPoolAllocator = &GlobalPoolAllocator;

+        SetGlobalPoolAllocatorPtr(builtInPoolAllocator);

+

+        TSymbolTable symTables[EShLangCount];

+        generateBuiltInSymbolTable(0, infoSink, symTables);

+

         PerProcessGPA = new TPoolAllocator(true);

         PerProcessGPA->push();

-        

-        TPoolAllocator* gPoolAllocator = &GlobalPoolAllocator;

-        SetGlobalPoolAllocatorPtr(PerProcessGPA);            

-        ret = generateBuiltInSymbolTable(resources, infoSink);

+        SetGlobalPoolAllocatorPtr(PerProcessGPA);

+

+        SymbolTables[EShLangVertex].copyTable(symTables[EShLangVertex]);

+        SymbolTables[EShLangFragment].copyTable(symTables[EShLangFragment]);

+

         SetGlobalPoolAllocatorPtr(gPoolAllocator);

+

+        symTables[EShLangVertex].pop();

+        symTables[EShLangFragment].pop();

+

+        builtInPoolAllocator->popAll();

+        delete builtInPoolAllocator;        

+

     }

 

     return ret ? 1 : 0;

@@ -142,13 +162,6 @@ void ShDestruct(ShHandle handle)
 }

 

 //

-// A symbol table for each language.  Each has a different

-// set of built-ins, and we want to preserve that from

-// compile to compile.

-//

-TSymbolTable SymbolTables[EShLangCount];

-

-//

 // Cleanup symbol tables

 //

 int __fastcall ShFinalize()

@@ -161,87 +174,85 @@ int __fastcall ShFinalize()
 }

 

 //

-// This method is required only for Sh interface, not for OGLC interface

-//

-void GenerateResources(TBuiltInResource& resources)

-{    

-    resources.maxLights = 32;

-    resources.maxClipPlanes = 6;

-    resources.maxTextureUnits = 32;

-    resources.maxTextureCoords = 32;

-    resources.maxVertexAttribs = 64;

-    resources.maxVertexUniformComponents = 4096;

-    resources.maxVaryingFloats = 64;

-    resources.maxVertexTextureImageUnits = 32;

-    resources.maxCombinedTextureImageUnits = 32;

-    resources.maxTextureImageUnits = 32;

-    resources.maxFragmentUniformComponents = 4096;

-    resources.maxDrawBuffers = 32;

-}

-

-//

 // This function should be called only once by the Master Dll. Currently, this is being called for each thread 

 // which is incorrect. This is required to keep the Sh interface working for now and will eventually be called 

 // from master dll once.

 //

-bool generateBuiltInSymbolTable(TBuiltInResource& resources, TInfoSink& infoSink)

+bool generateBuiltInSymbolTable(const TBuiltInResource* resources, TInfoSink& infoSink, TSymbolTable* symbolTables, EShLanguage language)

 {

     TBuiltIns builtIns;

-    builtIns.initialize(resources);

-    initializeSymbolTable(builtIns.getBuiltInStrings(), EShLangVertex, infoSink, resources);

-    initializeSymbolTable(builtIns.getBuiltInStrings(), EShLangFragment, infoSink, resources);

+    

+    if (resources) {

+        builtIns.initialize(*resources);

+        initializeSymbolTable(builtIns.getBuiltInStrings(), language, infoSink, resources, symbolTables);

+    } else {

+        builtIns.initialize();

+        initializeSymbolTable(builtIns.getBuiltInStrings(), EShLangVertex, infoSink, resources, symbolTables);

+        initializeSymbolTable(builtIns.getBuiltInStrings(), EShLangFragment, infoSink, resources, symbolTables);

+    }

+

     return true;

 }

 

-bool initializeSymbolTable(TBuiltInStrings* BuiltInStrings, EShLanguage language, TInfoSink& infoSink, TBuiltInResource &resources)

+bool initializeSymbolTable(TBuiltInStrings* BuiltInStrings, EShLanguage language, TInfoSink& infoSink, const TBuiltInResource* resources, TSymbolTable* symbolTables)

 {

     TIntermediate intermediate(infoSink);

-    TSymbolTable& symbolTable = SymbolTables[language];

-    TParseContext parseContext(symbolTable, intermediate, language, infoSink);

+    TSymbolTable* symbolTable;

+    

+    if (resources)

+        symbolTable = symbolTables;

+    else

+        symbolTable = &symbolTables[language];

+

+    TParseContext parseContext(*symbolTable, intermediate, language, infoSink);

 

     GlobalParseContext = &parseContext;

     

     setInitialState();

 

-    if (symbolTable.isEmpty()) {

+    assert (symbolTable->isEmpty() || symbolTable->atSharedBuiltInLevel());

        

-        //

-        // Parse the built-ins.  This should only happen once per

-        // language symbol table.

-        //

-        // Push the symbol table to give it an initial scope.  This

-        // push should not have a corresponding pop, so that built-ins

-        // are preserved, and the test for an empty table fails.

-        //

-

-        symbolTable.push();

-        

-        //Initialize the Preprocessor

-        int ret = InitPreprocessor();

-        if (ret) {

-            infoSink.info.message(EPrefixInternalError,  "Unable to intialize the Preprocessor");

+    //

+    // Parse the built-ins.  This should only happen once per

+    // language symbol table.

+    //

+    // Push the symbol table to give it an initial scope.  This

+    // push should not have a corresponding pop, so that built-ins

+    // are preserved, and the test for an empty table fails.

+    //

+

+    symbolTable->push();

+    

+    //Initialize the Preprocessor

+    int ret = InitPreprocessor();

+    if (ret) {

+        infoSink.info.message(EPrefixInternalError,  "Unable to intialize the Preprocessor");

+        return false;

+    }

+    

+    for (TBuiltInStrings::iterator i  = BuiltInStrings[parseContext.language].begin();

+                                    i != BuiltInStrings[parseContext.language].end();

+                                    ++i) {

+        const char* builtInShaders[1];

+        int builtInLengths[1];

+

+        builtInShaders[0] = (*i).c_str();

+        builtInLengths[0] = (int) (*i).size();

+

+        if (PaParseStrings(const_cast<char**>(builtInShaders), builtInLengths, 1, parseContext) != 0) {

+            infoSink.info.message(EPrefixInternalError, "Unable to parse built-ins");

             return false;

         }

-        

-        for (TBuiltInStrings::iterator i  = BuiltInStrings[parseContext.language].begin();

-                                       i != BuiltInStrings[parseContext.language].end();

-                                       ++i) {

-            const char* builtInShaders[1];

-            int builtInLengths[1];

-

-            builtInShaders[0] = (*i).c_str();

-            builtInLengths[0] = (int) (*i).size();

-

-            if (PaParseStrings(const_cast<char**>(builtInShaders), builtInLengths, 1, parseContext) != 0) {

-                infoSink.info.message(EPrefixInternalError, "Unable to parse built-ins");

-                return false;

-            }

-        }

+    }

 

-        IdentifyBuiltIns(parseContext.language, symbolTable, resources);

-        FinalizePreprocessor();

+    if (resources) {

+        IdentifyBuiltIns(parseContext.language, *symbolTable, *resources);

+    } else {                                       

+        IdentifyBuiltIns(parseContext.language, *symbolTable);

     }

 

+    FinalizePreprocessor();

+

     return true;

 }

 

@@ -258,6 +269,7 @@ int ShCompile(
     const char* const shaderStrings[],

     const int numStrings,

     const EShOptimizationLevel optLevel,

+    const TBuiltInResource* resources,

     int debugOptions

     )

 {

@@ -271,7 +283,8 @@ int ShCompile(
     TCompiler* compiler = base->getAsCompiler();

     if (compiler == 0)

         return 0;

-

+    

+    GlobalPoolAllocator.push();

     compiler->infoSink.info.erase();

     compiler->infoSink.debug.erase();

 

@@ -280,6 +293,9 @@ int ShCompile(
 

     TIntermediate intermediate(compiler->infoSink);

     TSymbolTable symbolTable(SymbolTables[compiler->getLanguage()]);

+    

+    generateBuiltInSymbolTable(resources, compiler->infoSink, &symbolTable, compiler->getLanguage());

+

     TParseContext parseContext(symbolTable, intermediate, compiler->getLanguage(), compiler->infoSink);

     parseContext.initializeExtensionBehavior();

 

@@ -294,7 +310,7 @@ int ShCompile(
     // be thrown away, then push a scope for the current shader's globals.

     //

     bool success = true;

-    GlobalPoolAllocator.push();

+    

     symbolTable.push();

     if (!symbolTable.atGlobalLevel())

         parseContext.infoSink.info.message(EPrefixInternalError, "Wrong symbol table level");

@@ -306,41 +322,39 @@ int ShCompile(
     if (ret)

         success = false;

 

-    if (! ret && parseContext.treeRoot) {

-        if (parseContext.recoveredFromError) {

-            parseContext.infoSink.info.prefix(EPrefixError);

-			parseContext.infoSink.info << parseContext.numErrors << " compilation errors.  No code generated.\n\n";

-            success = false;

-            if (debugOptions & EDebugOpIntermediate)

-                intermediate.outputTree(parseContext.treeRoot);

-        } else {

-            if (optLevel == EShOptNoGeneration)

-                parseContext.infoSink.info.message(EPrefixNone, "No errors.  No code generation or linking was requested.");

-            else {

-                success = intermediate.postProcess(parseContext.treeRoot, parseContext.language);

-

-                if (success) {

-

-                    if (debugOptions & EDebugOpIntermediate)

-                        intermediate.outputTree(parseContext.treeRoot);

-

-                    //

-                    // Call the machine dependent compiler

-                    //

-                    if (! compiler->compile(parseContext.treeRoot))

-                        success = false;

-                }

+    if (success && parseContext.treeRoot) {

+        if (optLevel == EShOptNoGeneration)

+            parseContext.infoSink.info.message(EPrefixNone, "No errors.  No code generation or linking was requested.");

+        else {

+            success = intermediate.postProcess(parseContext.treeRoot, parseContext.language);

+

+            if (success) {

+

+                if (debugOptions & EDebugOpIntermediate)

+                    intermediate.outputTree(parseContext.treeRoot);

+

+                //

+                // Call the machine dependent compiler

+                //

+                if (! compiler->compile(parseContext.treeRoot))

+                    success = false;

             }

         }

+    } else if (!success) {

+        parseContext.infoSink.info.prefix(EPrefixError);

+        parseContext.infoSink.info << parseContext.numErrors << " compilation errors.  No code generated.\n\n";

+        success = false;

+        if (debugOptions & EDebugOpIntermediate)

+            intermediate.outputTree(parseContext.treeRoot);

     }

 

-	intermediate.remove(parseContext.treeRoot);

+    intermediate.remove(parseContext.treeRoot);

 

     //

     // Ensure symbol table is returned to the built-in level,

     // throwing away all but the built-ins.

     //

-    while (! symbolTable.atBuiltInLevel())

+    while (! symbolTable.atSharedBuiltInLevel())

         symbolTable.pop();

 

     FinalizePreprocessor();

@@ -397,21 +411,22 @@ int ShLinkExt(
         return 0;

 

     THandleList cObjects;

-	int i;

-

-    for (i = 0; i < numHandles; ++i) {

-        if (compHandles[i] == 0)

-            return 0;

-        TShHandleBase* base = reinterpret_cast<TShHandleBase*>(compHandles[i]);

-        if (base->getAsLinker()) {

-            cObjects.push_back(base->getAsLinker());

-        }

-        if (base->getAsCompiler())

-            cObjects.push_back(base->getAsCompiler());

 

-

-        if (cObjects[i] == 0)

-            return 0;

+    {// support MSVC++6.0

+        for (int i = 0; i < numHandles; ++i) {

+            if (compHandles[i] == 0)

+                return 0;

+            TShHandleBase* base = reinterpret_cast<TShHandleBase*>(compHandles[i]);

+            if (base->getAsLinker()) {

+                cObjects.push_back(base->getAsLinker());

+            }

+            if (base->getAsCompiler())

+                cObjects.push_back(base->getAsCompiler());

+    

+    

+            if (cObjects[i] == 0)

+                return 0;

+        }

     }

 

     TShHandleBase* base = reinterpret_cast<TShHandleBase*>(linkHandle);

@@ -422,11 +437,13 @@ int ShLinkExt(
 

     linker->infoSink.info.erase();

 

-    for (i = 0; i < numHandles; ++i) {

-        if (cObjects[i]->getAsCompiler()) {

-            if (! cObjects[i]->getAsCompiler()->linkable()) {

-                linker->infoSink.info.message(EPrefixError, "Not all shaders have valid object code.");                

-                return 0;

+    {// support MSVC++6.0

+        for (int i = 0; i < numHandles; ++i) {

+            if (cObjects[i]->getAsCompiler()) {

+                if (! cObjects[i]->getAsCompiler()->linkable()) {

+                    linker->infoSink.info.message(EPrefixError, "Not all shaders have valid object code.");                

+                    return 0;

+                }

             }

         }

     }

@@ -554,7 +571,7 @@ int ShExcludeAttributes(const ShHandle handle, int *attributes, int count)
     if (handle == 0)

         return 0;

 

-	TShHandleBase* base = reinterpret_cast<TShHandleBase*>(handle);

+    TShHandleBase* base = reinterpret_cast<TShHandleBase*>(handle);

     TLinker* linker = static_cast<TLinker*>(base->getAsLinker());

     if (linker == 0)

         return 0;