Create a base GLSL front-end from the 3Dlabs glslang front-end from 20-Sep-2005.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@19944 e7fa87d3-cd2b-0410-9028-fcbf551c1848

glslang/GenericCodeGen/CodeGen.cpp

@@ -0,0 +1,75 @@
+//
+//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+
+#include "../Include/Common.h"
+#include "../Include/ShHandle.h"
+
+//
+// Here is where real machine specific high-level data would be defined.
+//
+class TGenericCompiler : public TCompiler {
+public:
+    TGenericCompiler(EShLanguage l, int dOptions) : TCompiler(l, infoSink), debugOptions(dOptions) { }
+    virtual bool compile(TIntermNode* root);
+    TInfoSink infoSink;
+    int debugOptions;
+};
+
+//
+// This function must be provided to create the actual
+// compile object used by higher level code.  It returns
+// a subclass of TCompiler.
+//
+TCompiler* ConstructCompiler(EShLanguage language, int debugOptions)
+{
+    return new TGenericCompiler(language, debugOptions);
+}
+
+//
+// Delete the compiler made by ConstructCompiler
+//
+void DeleteCompiler(TCompiler* compiler)
+{
+    delete compiler;
+}
+
+//
+//  Generate code from the given parse tree
+//
+bool TGenericCompiler::compile(TIntermNode *root)
+{
+    haveValidObjectCode = true;
+
+    return haveValidObjectCode;
+}

glslang/GenericCodeGen/Link.cpp

@@ -0,0 +1,91 @@
+//
+//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+
+//
+// The top level algorithms for linking multiple
+// shaders together.
+//
+#include "../Include/Common.h"
+#include "../Include/ShHandle.h"
+
+//
+// Actual link object, derived from the shader handle base classes.
+//
+class TGenericLinker : public TLinker {
+public:
+    TGenericLinker(EShExecutable e, int dOptions) : TLinker(e, infoSink), debugOptions(dOptions) { }
+    bool link(TCompilerList&, TUniformMap*) { return true; }
+	void getAttributeBindings(ShBindingTable const **t) const { }
+    TInfoSink infoSink;
+    int debugOptions;
+};
+
+//
+// The internal view of a uniform/float object exchanged with the driver.
+//
+class TUniformLinkedMap : public TUniformMap {
+public:
+    TUniformLinkedMap() { }
+    virtual int getLocation(const char* name) { return 0; }
+};
+
+TShHandleBase* ConstructLinker(EShExecutable executable, int debugOptions)
+{
+    return new TGenericLinker(executable, debugOptions);
+}
+
+void DeleteLinker(TShHandleBase* linker)
+{
+    delete linker;
+}
+
+TUniformMap* ConstructUniformMap()
+{
+    return new TUniformLinkedMap();
+}
+
+void DeleteUniformMap(TUniformMap* map)
+{
+    delete map;
+}
+
+TShHandleBase* ConstructBindings()
+{
+    return 0;
+}
+
+void DeleteBindingList(TShHandleBase* bindingList)
+{
+    delete bindingList;
+}

glslang/GenericCodeGen/Makefile

@@ -0,0 +1,34 @@
+CC = g++
+
+OBJECTS = CodeGen.o Link.o
+AR=ar
+
+SRCS=CodeGen.cpp Link.cpp
+
+default : all
+all : libCodeGen.a
+
+libCodeGen.a : $(OBJECTS)
+	$(AR) rvu $@ $(OBJECTS)
+	ranlib $@
+
+%.o : %.cpp
+	$(CC) -c $<
+
+#
+# Cleanup
+#
+.PHONY : clean
+clean :
+	$(RM) *.o *.a
+
+depend:
+	makedepend -- $(CFLAGS) -- $(SRCS)
+# DO NOT DELETE
+
+CodeGen.o: ../Include/Common.h ../Include/PoolAlloc.h ../Include/ShHandle.h
+CodeGen.o: ../Public/ShaderLang.h
+CodeGen.o: ../Include/InfoSink.h
+Link.o: ../Include/Common.h ../Include/PoolAlloc.h ../Include/ShHandle.h
+Link.o: ../Public/ShaderLang.h
+Link.o: ../Include/InfoSink.h