Starting refactor of ProgramBinary

This is gonna take a while...

BUG=angle:731
Change-Id: Ief72c3361b6429f3f6e0bc2d2ea0810d523ff178
Reviewed-on: https://chromium-review.googlesource.com/215661
Tested-by: Brandon Jones <bajones@chromium.org>
Reviewed-by: Shannon Woods <shannonwoods@chromium.org>

12 files changed, 265 insertions, 92 deletions

diff --git a/src/libGLESv2.gypi b/src/libGLESv2.gypi
index 96937a2d..25c464e9 100644
--- a/src/libGLESv2.gypi
+++ b/src/libGLESv2.gypi
@@ -100,6 +100,7 @@
             'libGLESv2/renderer/Image.h',
             'libGLESv2/renderer/IndexRangeCache.cpp',
             'libGLESv2/renderer/IndexRangeCache.h',
+            'libGLESv2/renderer/ProgramImpl.h',
             'libGLESv2/renderer/QueryImpl.h',
             'libGLESv2/renderer/RenderTarget.h',
             'libGLESv2/renderer/Renderer.cpp',
@@ -151,6 +152,8 @@
             'libGLESv2/renderer/d3d/IndexDataManager.h',
             'libGLESv2/renderer/d3d/MemoryBuffer.cpp',
             'libGLESv2/renderer/d3d/MemoryBuffer.h',
+            'libGLESv2/renderer/d3d/ProgramD3D.cpp',
+            'libGLESv2/renderer/d3d/ProgramD3D.h',
             'libGLESv2/renderer/d3d/ShaderD3D.cpp',
             'libGLESv2/renderer/d3d/ShaderD3D.h',
             'libGLESv2/renderer/d3d/TextureD3D.cpp',
diff --git a/src/libGLESv2/Program.cpp b/src/libGLESv2/Program.cpp
index bd9b38b2..9bfda09a 100644
--- a/src/libGLESv2/Program.cpp
+++ b/src/libGLESv2/Program.cpp
@@ -10,6 +10,7 @@
 #include "libGLESv2/Program.h"
 #include "libGLESv2/ProgramBinary.h"
 #include "libGLESv2/ResourceManager.h"
+#include "libGLESv2/renderer/Renderer.h"
 
 namespace gl
 {
@@ -250,7 +251,7 @@ bool Program::link(const Caps &caps)
     mInfoLog.reset();
     resetUniformBlockBindings();
 
-    mProgramBinary.set(new ProgramBinary(mRenderer));
+    mProgramBinary.set(new ProgramBinary(mRenderer->createProgram()));
     mLinked = mProgramBinary->link(mInfoLog, mAttributeBindings, mFragmentShader, mVertexShader,
                                    mTransformFeedbackVaryings, mTransformFeedbackBufferMode, caps);
 
@@ -308,8 +309,9 @@ bool Program::setProgramBinary(GLenum binaryFormat, const void *binary, GLsizei
 
     mInfoLog.reset();
 
-    mProgramBinary.set(new ProgramBinary(mRenderer));
+    mProgramBinary.set(new ProgramBinary(mRenderer->createProgram()));
     mLinked = mProgramBinary->load(mInfoLog, binaryFormat, binary, length);
+
     if (!mLinked)
     {
         mProgramBinary.set(NULL);
diff --git a/src/libGLESv2/ProgramBinary.cpp b/src/libGLESv2/ProgramBinary.cpp
index 81970546..cd070e20 100644
--- a/src/libGLESv2/ProgramBinary.cpp
+++ b/src/libGLESv2/ProgramBinary.cpp
@@ -22,6 +22,7 @@
 #include "libGLESv2/main.h"
 #include "libGLESv2/Shader.h"
 #include "libGLESv2/Program.h"
+#include "libGLESv2/renderer/ProgramImpl.h"
 #include "libGLESv2/renderer/Renderer.h"
 #include "libGLESv2/renderer/d3d/DynamicHLSL.h"
 #include "libGLESv2/renderer/d3d/ShaderD3D.h"
@@ -188,10 +189,9 @@ LinkedVarying::LinkedVarying(const std::string &name, GLenum type, GLsizei size,
 
 unsigned int ProgramBinary::mCurrentSerial = 1;
 
-ProgramBinary::ProgramBinary(rx::Renderer *renderer)
+ProgramBinary::ProgramBinary(rx::ProgramImpl *impl)
     : RefCountObject(0),
-      mRenderer(renderer),
-      mDynamicHLSL(NULL),
+      mProgram(impl),
       mVertexWorkarounds(rx::ANGLE_D3D_WORKAROUND_NONE),
       mPixelWorkarounds(rx::ANGLE_D3D_WORKAROUND_NONE),
       mGeometryExecutable(NULL),
@@ -200,11 +200,11 @@ ProgramBinary::ProgramBinary(rx::Renderer *renderer)
       mUsesPointSize(false),
       mShaderVersion(100),
       mDirtySamplerMapping(true),
-      mVertexUniformStorage(NULL),
-      mFragmentUniformStorage(NULL),
       mValidated(false),
       mSerial(issueSerial())
 {
+    ASSERT(impl);
+
     for (int index = 0; index < MAX_VERTEX_ATTRIBS; index++)
     {
         mSemanticIndex[index] = -1;
@@ -219,14 +219,12 @@ ProgramBinary::ProgramBinary(rx::Renderer *renderer)
     {
         mSamplersVS[index].active = false;
     }
-
-    mDynamicHLSL = new rx::DynamicHLSL(renderer);
 }
 
 ProgramBinary::~ProgramBinary()
 {
     reset();
-    SafeDelete(mDynamicHLSL);
+    SafeDelete(mProgram);
 }
 
 unsigned int ProgramBinary::getSerial() const
@@ -277,15 +275,16 @@ rx::ShaderExecutable *ProgramBinary::getPixelExecutableForOutputLayout(const std
         }
     }
 
-    std::string finalPixelHLSL = mDynamicHLSL->generatePixelShaderForOutputSignature(mPixelHLSL, mPixelShaderKey, mUsesFragDepth,
-                                                                                     outputSignature);
+    std::string finalPixelHLSL = mProgram->getDynamicHLSL()->generatePixelShaderForOutputSignature(
+            mPixelHLSL, mPixelShaderKey, mUsesFragDepth, outputSignature);
 
     // Generate new pixel executable
     InfoLog tempInfoLog;
-    rx::ShaderExecutable *pixelExecutable = mRenderer->compileToExecutable(tempInfoLog, finalPixelHLSL.c_str(), rx::SHADER_PIXEL,
-                                                                           mTransformFeedbackLinkedVaryings,
-                                                                           (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
-                                                                           mPixelWorkarounds);
+    rx::Renderer* renderer = mProgram->getRenderer();
+    rx::ShaderExecutable *pixelExecutable = renderer->compileToExecutable(tempInfoLog, finalPixelHLSL.c_str(),
+                                                                          rx::SHADER_PIXEL, mTransformFeedbackLinkedVaryings,
+                                                                          (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
+                                                                          mPixelWorkarounds);
 
     if (!pixelExecutable)
     {
@@ -304,7 +303,7 @@ rx::ShaderExecutable *ProgramBinary::getPixelExecutableForOutputLayout(const std
 rx::ShaderExecutable *ProgramBinary::getVertexExecutableForInputLayout(const VertexFormat inputLayout[MAX_VERTEX_ATTRIBS])
 {
     GLenum signature[MAX_VERTEX_ATTRIBS];
-    mDynamicHLSL->getInputLayoutSignature(inputLayout, signature);
+    mProgram->getDynamicHLSL()->getInputLayoutSignature(inputLayout, signature);
 
     for (size_t executableIndex = 0; executableIndex < mVertexExecutables.size(); executableIndex++)
     {
@@ -315,15 +314,15 @@ rx::ShaderExecutable *ProgramBinary::getVertexExecutableForInputLayout(const Ver
     }
 
     // Generate new dynamic layout with attribute conversions
-    std::string finalVertexHLSL = mDynamicHLSL->generateVertexShaderForInputLayout(mVertexHLSL, inputLayout, mShaderAttributes);
+    std::string finalVertexHLSL = mProgram->getDynamicHLSL()->generateVertexShaderForInputLayout(mVertexHLSL, inputLayout, mShaderAttributes);
 
     // Generate new vertex executable
     InfoLog tempInfoLog;
-    rx::ShaderExecutable *vertexExecutable = mRenderer->compileToExecutable(tempInfoLog, finalVertexHLSL.c_str(),
-                                                                            rx::SHADER_VERTEX,
-                                                                            mTransformFeedbackLinkedVaryings,
-                                                                            (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
-                                                                            mVertexWorkarounds);
+    rx::Renderer* renderer = mProgram->getRenderer();
+    rx::ShaderExecutable *vertexExecutable = renderer->compileToExecutable(tempInfoLog, finalVertexHLSL.c_str(),
+                                                                           rx::SHADER_VERTEX, mTransformFeedbackLinkedVaryings,
+                                                                           (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
+                                                                           mVertexWorkarounds);
 
     if (!vertexExecutable)
     {
@@ -389,7 +388,7 @@ bool ProgramBinary::usesPointSize() const
 
 bool ProgramBinary::usesPointSpriteEmulation() const
 {
-    return mUsesPointSize && mRenderer->getMajorShaderModel() >= 4;
+    return mUsesPointSize && mProgram->getRenderer()->getMajorShaderModel() >= 4;
 }
 
 bool ProgramBinary::usesGeometryShader() const
@@ -1020,7 +1019,7 @@ void ProgramBinary::applyUniforms()
 {
     updateSamplerMapping();
 
-    mRenderer->applyUniforms(*this);
+    mProgram->getRenderer()->applyUniforms(*this);
 
     for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++)
     {
@@ -1033,8 +1032,8 @@ bool ProgramBinary::applyUniformBuffers(const std::vector<gl::Buffer*> boundBuff
     const gl::Buffer *vertexUniformBuffers[gl::IMPLEMENTATION_MAX_VERTEX_SHADER_UNIFORM_BUFFERS] = {NULL};
     const gl::Buffer *fragmentUniformBuffers[gl::IMPLEMENTATION_MAX_FRAGMENT_SHADER_UNIFORM_BUFFERS] = {NULL};
 
-    const unsigned int reservedBuffersInVS = mRenderer->getReservedVertexUniformBuffers();
-    const unsigned int reservedBuffersInFS = mRenderer->getReservedFragmentUniformBuffers();
+    const unsigned int reservedBuffersInVS = mProgram->getRenderer()->getReservedVertexUniformBuffers();
+    const unsigned int reservedBuffersInFS = mProgram->getRenderer()->getReservedFragmentUniformBuffers();
 
     ASSERT(boundBuffers.size() == mUniformBlocks.size());
 
@@ -1074,7 +1073,7 @@ bool ProgramBinary::applyUniformBuffers(const std::vector<gl::Buffer*> boundBuff
         }
     }
 
-    return mRenderer->setUniformBuffers(vertexUniformBuffers, fragmentUniformBuffers);
+    return mProgram->getRenderer()->setUniformBuffers(vertexUniformBuffers, fragmentUniformBuffers);
 }
 
 bool ProgramBinary::linkVaryings(InfoLog &infoLog, Shader *fragmentShader, Shader *vertexShader)
@@ -1304,7 +1303,7 @@ bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *bina
 
         unsigned int vertexShaderSize = stream.readInt<unsigned int>();
         const unsigned char *vertexShaderFunction = reinterpret_cast<const unsigned char*>(binary) + stream.offset();
-        rx::ShaderExecutable *shaderExecutable = mRenderer->loadExecutable(reinterpret_cast<const DWORD*>(vertexShaderFunction),
+        rx::ShaderExecutable *shaderExecutable = mProgram->getRenderer()->loadExecutable(reinterpret_cast<const DWORD*>(vertexShaderFunction),
                                                                            vertexShaderSize, rx::SHADER_VERTEX,
                                                                            mTransformFeedbackLinkedVaryings,
                                                                            (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS));
@@ -1316,7 +1315,7 @@ bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *bina
 
         // generated converted input layout
         GLenum signature[MAX_VERTEX_ATTRIBS];
-        mDynamicHLSL->getInputLayoutSignature(inputLayout, signature);
+        mProgram->getDynamicHLSL()->getInputLayoutSignature(inputLayout, signature);
 
         // add new binary
         mVertexExecutables.push_back(new VertexExecutable(inputLayout, signature, shaderExecutable));
@@ -1350,10 +1349,11 @@ bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *bina
 
         const size_t pixelShaderSize = stream.readInt<unsigned int>();
         const unsigned char *pixelShaderFunction = reinterpret_cast<const unsigned char*>(binary) + stream.offset();
-        rx::ShaderExecutable *shaderExecutable = mRenderer->loadExecutable(pixelShaderFunction, pixelShaderSize,
-                                                                           rx::SHADER_PIXEL,
-                                                                           mTransformFeedbackLinkedVaryings,
-                                                                           (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS));
+        rx::Renderer *renderer = mProgram->getRenderer();
+        rx::ShaderExecutable *shaderExecutable = renderer->loadExecutable(pixelShaderFunction, pixelShaderSize,
+                                                                          rx::SHADER_PIXEL, mTransformFeedbackLinkedVaryings,
+                                                                          (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS));
+
         if (!shaderExecutable)
         {
             infoLog.append("Could not create pixel shader.");
@@ -1371,9 +1371,11 @@ bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *bina
     if (geometryShaderSize > 0)
     {
         const char *geometryShaderFunction = (const char*) binary + stream.offset();
-        mGeometryExecutable = mRenderer->loadExecutable(reinterpret_cast<const DWORD*>(geometryShaderFunction),
-                                                        geometryShaderSize, rx::SHADER_GEOMETRY, mTransformFeedbackLinkedVaryings,
-                                                        (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS));
+        rx::Renderer *renderer = mProgram->getRenderer();
+        mGeometryExecutable = renderer->loadExecutable(reinterpret_cast<const DWORD*>(geometryShaderFunction),
+                                                       geometryShaderSize, rx::SHADER_GEOMETRY, mTransformFeedbackLinkedVaryings,
+                                                       (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS));
+
         if (!mGeometryExecutable)
         {
             infoLog.append("Could not create geometry shader.");
@@ -1387,14 +1389,14 @@ bool ProgramBinary::load(InfoLog &infoLog, GLenum binaryFormat, const void *bina
     const GUID *binaryIdentifier = (const GUID *) ptr;
     ptr += sizeof(GUID);
 
-    GUID identifier = mRenderer->getAdapterIdentifier();
+    GUID identifier = mProgram->getRenderer()->getAdapterIdentifier();
     if (memcmp(&identifier, binaryIdentifier, sizeof(GUID)) != 0)
     {
         infoLog.append("Invalid program binary.");
         return false;
     }
 
-    initializeUniformStorage();
+    mProgram->initializeUniformStorage(mUniforms);
 
     return true;
 #endif // #ifdef ANGLE_DISABLE_PROGRAM_BINARY_LOAD
@@ -1572,7 +1574,7 @@ bool ProgramBinary::save(GLenum *binaryFormat, void *binary, GLsizei bufSize, GL
         stream.writeBytes(geometryBlob, geometryShaderSize);
     }
 
-    GUID identifier = mRenderer->getAdapterIdentifier();
+    GUID identifier = mProgram->getRenderer()->getAdapterIdentifier();
 
     GLsizei streamLength = stream.length();
     const void *streamData = stream.data();
@@ -1654,7 +1656,8 @@ bool ProgramBinary::link(InfoLog &infoLog, const AttributeBindings &attributeBin
 
     // Map the varyings to the register file
     rx::VaryingPacking packing = { NULL };
-    int registers = mDynamicHLSL->packVaryings(infoLog, packing, fragmentShaderD3D, vertexShaderD3D, transformFeedbackVaryings);
+    int registers = mProgram->getDynamicHLSL()->packVaryings(infoLog, packing, fragmentShaderD3D, vertexShaderD3D,
+                                                             transformFeedbackVaryings);
 
     if (registers < 0)
     {
@@ -1668,9 +1671,10 @@ bool ProgramBinary::link(InfoLog &infoLog, const AttributeBindings &attributeBin
 
     mUsesPointSize = vertexShaderD3D->usesPointSize();
     std::vector<LinkedVarying> linkedVaryings;
-    if (!mDynamicHLSL->generateShaderLinkHLSL(infoLog, registers, packing, mPixelHLSL, mVertexHLSL,
-                                              fragmentShaderD3D, vertexShaderD3D, transformFeedbackVaryings,
-                                              &linkedVaryings, &mOutputVariables, &mPixelShaderKey, &mUsesFragDepth))
+    if (!mProgram->getDynamicHLSL()->generateShaderLinkHLSL(infoLog, registers, packing, mPixelHLSL, mVertexHLSL,
+                                                            fragmentShaderD3D, vertexShaderD3D, transformFeedbackVaryings,
+                                                            &linkedVaryings, &mOutputVariables, &mPixelShaderKey,
+                                                            &mUsesFragDepth))
     {
         return false;
     }
@@ -1719,11 +1723,11 @@ bool ProgramBinary::link(InfoLog &infoLog, const AttributeBindings &attributeBin
 
         if (usesGeometryShader())
         {
-            std::string geometryHLSL = mDynamicHLSL->generateGeometryShaderHLSL(registers, fragmentShaderD3D, vertexShaderD3D);
-            mGeometryExecutable = mRenderer->compileToExecutable(infoLog, geometryHLSL.c_str(), rx::SHADER_GEOMETRY,
-                                                                 mTransformFeedbackLinkedVaryings,
-                                                                 (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
-                                                                 rx::ANGLE_D3D_WORKAROUND_NONE);
+            std::string geometryHLSL = mProgram->getDynamicHLSL()->generateGeometryShaderHLSL(registers, fragmentShaderD3D, vertexShaderD3D);
+            mGeometryExecutable = mProgram->getRenderer()->compileToExecutable(infoLog, geometryHLSL.c_str(),
+                                                                               rx::SHADER_GEOMETRY, mTransformFeedbackLinkedVaryings,
+                                                                               (mTransformFeedbackBufferMode == GL_SEPARATE_ATTRIBS),
+                                                                               rx::ANGLE_D3D_WORKAROUND_NONE);
         }
 
         if (!defaultVertexExecutable || !defaultPixelExecutable || (usesGeometryShader() && !mGeometryExecutable))
@@ -1980,7 +1984,7 @@ bool ProgramBinary::linkUniforms(InfoLog &infoLog, const Shader &vertexShader, c
         return false;
     }
 
-    initializeUniformStorage();
+    mProgram->initializeUniformStorage(mUniforms);
 
     return true;
 }
@@ -2073,7 +2077,7 @@ bool ProgramBinary::indexSamplerUniform(const LinkedUniform &uniform, InfoLog &i
             return false;
         }
 
-        unsigned int maxVertexVectors = mRenderer->getReservedVertexUniformVectors() + caps.maxVertexUniformVectors;
+        unsigned int maxVertexVectors = mProgram->getRenderer()->getReservedVertexUniformVectors() + caps.maxVertexUniformVectors;
         if (uniform.vsRegisterIndex + uniform.registerCount > maxVertexVectors)
         {
             infoLog.append("Vertex shader active uniforms exceed GL_MAX_VERTEX_UNIFORM_VECTORS (%u)",
@@ -2092,7 +2096,7 @@ bool ProgramBinary::indexSamplerUniform(const LinkedUniform &uniform, InfoLog &i
             return false;
         }
 
-        unsigned int maxFragmentVectors = mRenderer->getReservedFragmentUniformVectors() + caps.maxFragmentUniformVectors;
+        unsigned int maxFragmentVectors = mProgram->getRenderer()->getReservedFragmentUniformVectors() + caps.maxFragmentUniformVectors;
         if (uniform.psRegisterIndex + uniform.registerCount > maxFragmentVectors)
         {
             infoLog.append("Fragment shader active uniforms exceed GL_MAX_FRAGMENT_UNIFORM_VECTORS (%u)",
@@ -2435,7 +2439,7 @@ bool ProgramBinary::assignUniformBlockRegister(InfoLog &infoLog, UniformBlock *u
     if (shader == GL_VERTEX_SHADER)
     {
         uniformBlock->vsRegisterIndex = registerIndex;
-        if (registerIndex - mRenderer->getReservedVertexUniformBuffers() >= caps.maxVertexUniformBlocks)
+        if (registerIndex - mProgram->getRenderer()->getReservedVertexUniformBuffers() >= caps.maxVertexUniformBlocks)
         {
             infoLog.append("Vertex shader uniform block count exceed GL_MAX_VERTEX_UNIFORM_BLOCKS (%u)", caps.maxVertexUniformBlocks);
             return false;
@@ -2444,7 +2448,7 @@ bool ProgramBinary::assignUniformBlockRegister(InfoLog &infoLog, UniformBlock *u
     else if (shader == GL_FRAGMENT_SHADER)
     {
         uniformBlock->psRegisterIndex = registerIndex;
-        if (registerIndex - mRenderer->getReservedFragmentUniformBuffers() >= caps.maxFragmentUniformBlocks)
+        if (registerIndex - mProgram->getRenderer()->getReservedFragmentUniformBuffers() >= caps.maxFragmentUniformBlocks)
         {
             infoLog.append("Fragment shader uniform block count exceed GL_MAX_FRAGMENT_UNIFORM_BLOCKS (%u)", caps.maxFragmentUniformBlocks);
             return false;
@@ -2865,32 +2869,6 @@ void ProgramBinary::sortAttributesByLayout(rx::TranslatedAttribute attributes[MA
     }
 }
 
-void ProgramBinary::initializeUniformStorage()
-{
-    // Compute total default block size
-    unsigned int vertexRegisters = 0;
-    unsigned int fragmentRegisters = 0;
-    for (size_t uniformIndex = 0; uniformIndex < mUniforms.size(); uniformIndex++)
-    {
-        const LinkedUniform &uniform = *mUniforms[uniformIndex];
-
-        if (!IsSampler(uniform.type))
-        {
-            if (uniform.isReferencedByVertexShader())
-            {
-                vertexRegisters = std::max(vertexRegisters, uniform.vsRegisterIndex + uniform.registerCount);
-            }
-            if (uniform.isReferencedByFragmentShader())
-            {
-                fragmentRegisters = std::max(fragmentRegisters, uniform.psRegisterIndex + uniform.registerCount);
-            }
-        }
-    }
-
-    mVertexUniformStorage = mRenderer->createUniformStorage(vertexRegisters * 16u);
-    mFragmentUniformStorage = mRenderer->createUniformStorage(fragmentRegisters * 16u);
-}
-
 void ProgramBinary::reset()
 {
     mVertexHLSL.clear();
@@ -2926,8 +2904,8 @@ void ProgramBinary::reset()
     SafeDeleteContainer(mUniformBlocks);
     mUniformIndex.clear();
     mOutputVariables.clear();
-    SafeDelete(mVertexUniformStorage);
-    SafeDelete(mFragmentUniformStorage);
+
+    mProgram->reset();
 
     mValidated = false;
 }
diff --git a/src/libGLESv2/ProgramBinary.h b/src/libGLESv2/ProgramBinary.h
index b51b7b16..3c9316fe 100644
--- a/src/libGLESv2/ProgramBinary.h
+++ b/src/libGLESv2/ProgramBinary.h
@@ -47,6 +47,7 @@ class ShaderExecutable;
 class Renderer;
 struct TranslatedAttribute;
 class UniformStorage;
+class ProgramImpl;
 }
 
 namespace gl
@@ -94,9 +95,12 @@ struct LinkedVarying
 class ProgramBinary : public RefCountObject
 {
   public:
-    explicit ProgramBinary(rx::Renderer *renderer);
+    explicit ProgramBinary(rx::ProgramImpl *impl);
     ~ProgramBinary();
 
+    rx::ProgramImpl *getImplementation() { return mProgram; }
+    const rx::ProgramImpl *getImplementation() const { return mProgram; }
+
     rx::ShaderExecutable *getPixelExecutableForFramebuffer(const Framebuffer *fbo);
     rx::ShaderExecutable *getPixelExecutableForOutputLayout(const std::vector<GLenum> &outputLayout);
     rx::ShaderExecutable *getVertexExecutableForInputLayout(const VertexFormat inputLayout[MAX_VERTEX_ATTRIBS]);
@@ -189,8 +193,6 @@ class ProgramBinary : public RefCountObject
     void sortAttributesByLayout(rx::TranslatedAttribute attributes[MAX_VERTEX_ATTRIBS], int sortedSemanticIndices[MAX_VERTEX_ATTRIBS]) const;
 
     const std::vector<LinkedUniform*> &getUniforms() const { return mUniforms; }
-    const rx::UniformStorage &getVertexUniformStorage() const { return *mVertexUniformStorage; }
-    const rx::UniformStorage &getFragmentUniformStorage() const { return *mFragmentUniformStorage; }
 
   private:
     DISALLOW_COPY_AND_ASSIGN(ProgramBinary);
@@ -239,7 +241,6 @@ class ProgramBinary : public RefCountObject
     bool defineUniformBlock(InfoLog &infoLog, const Shader &shader, const sh::InterfaceBlock &interfaceBlock, const Caps &caps);
     bool assignUniformBlockRegister(InfoLog &infoLog, UniformBlock *uniformBlock, GLenum shader, unsigned int registerIndex, const Caps &caps);
     void defineOutputVariables(Shader *fragmentShader);
-    void initializeUniformStorage();
 
     template <typename T>
     void setUniform(GLint location, GLsizei count, const T* v, GLenum targetUniformType);
@@ -286,8 +287,7 @@ class ProgramBinary : public RefCountObject
         rx::ShaderExecutable *mShaderExecutable;
     };
 
-    rx::Renderer *const mRenderer;
-    rx::DynamicHLSL *mDynamicHLSL;
+    rx::ProgramImpl *mProgram;
 
     std::string mVertexHLSL;
     rx::D3DWorkaroundType mVertexWorkarounds;
@@ -321,8 +321,6 @@ class ProgramBinary : public RefCountObject
     std::vector<UniformBlock*> mUniformBlocks;
     std::vector<VariableLocation> mUniformIndex;
     std::map<int, VariableLocation> mOutputVariables;
-    rx::UniformStorage *mVertexUniformStorage;
-    rx::UniformStorage *mFragmentUniformStorage;
 
     bool mValidated;
 
diff --git a/src/libGLESv2/renderer/ProgramImpl.h b/src/libGLESv2/renderer/ProgramImpl.h
new file mode 100644
index 00000000..28c026a2
--- /dev/null
+++ b/src/libGLESv2/renderer/ProgramImpl.h
@@ -0,0 +1,37 @@
+//
+// Copyright 2014 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.
+//
+
+// ProgramImpl.h: Defines the abstract rx::ProgramImpl class.
+
+#ifndef LIBGLESV2_RENDERER_PROGRAMIMPL_H_
+#define LIBGLESV2_RENDERER_PROGRAMIMPL_H_
+
+#include "common/angleutils.h"
+#include "libGLESv2/Constants.h"
+#include "libGLESv2/ProgramBinary.h"
+
+namespace rx
+{
+
+class DynamicHLSL;
+class Renderer;
+
+class ProgramImpl
+{
+public:
+    virtual ~ProgramImpl() { }
+
+    // TODO: Temporary interfaces to ease migration. Remove soon!
+    virtual Renderer *getRenderer() = 0;
+    virtual DynamicHLSL *getDynamicHLSL() = 0;
+    virtual void initializeUniformStorage(const std::vector<gl::LinkedUniform*> &uniforms) = 0;
+
+    virtual void reset() = 0;
+};
+
+}
+
+#endif // LIBGLESV2_RENDERER_PROGRAMIMPL_H_
diff --git a/src/libGLESv2/renderer/Renderer.h b/src/libGLESv2/renderer/Renderer.h
index 7216be91..0148ed71 100644
--- a/src/libGLESv2/renderer/Renderer.h
+++ b/src/libGLESv2/renderer/Renderer.h
@@ -57,6 +57,7 @@ class VertexArrayImpl;
 class BufferStorage;
 struct TranslatedIndexData;
 class ShaderImpl;
+class ProgramImpl;
 class ShaderExecutable;
 class SwapChain;
 class RenderTarget;
@@ -198,6 +199,7 @@ class Renderer
 
     // Shader creation
     virtual ShaderImpl *createShader(GLenum type) = 0;
+    virtual ProgramImpl *createProgram() = 0;
 
     // Shader operations
     virtual void releaseShaderCompiler() = 0;
diff --git a/src/libGLESv2/renderer/d3d/ProgramD3D.cpp b/src/libGLESv2/renderer/d3d/ProgramD3D.cpp
new file mode 100644
index 00000000..87e01323
--- /dev/null
+++ b/src/libGLESv2/renderer/d3d/ProgramD3D.cpp
@@ -0,0 +1,81 @@
+//
+// Copyright (c) 2014 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.
+//
+
+// ProgramD3D.cpp: Defines the rx::ProgramD3D class which implements rx::ProgramImpl.
+
+#include "libGLESv2/renderer/d3d/ProgramD3D.h"
+
+#include "common/utilities.h"
+#include "libGLESv2/ProgramBinary.h"
+#include "libGLESv2/renderer/Renderer.h"
+#include "libGLESv2/renderer/ShaderExecutable.h"
+#include "libGLESv2/renderer/d3d/DynamicHLSL.h"
+#include "libGLESv2/main.h"
+
+namespace rx
+{
+
+ProgramD3D::ProgramD3D(rx::Renderer *renderer)
+    : ProgramImpl(),
+      mRenderer(renderer),
+      mDynamicHLSL(NULL),
+      mVertexUniformStorage(NULL),
+      mFragmentUniformStorage(NULL)
+{
+    mDynamicHLSL = new rx::DynamicHLSL(renderer);
+}
+
+ProgramD3D::~ProgramD3D()
+{
+    reset();
+    SafeDelete(mDynamicHLSL);
+}
+
+ProgramD3D *ProgramD3D::makeProgramD3D(ProgramImpl *impl)
+{
+    ASSERT(HAS_DYNAMIC_TYPE(ProgramD3D*, impl));
+    return static_cast<ProgramD3D*>(impl);
+}
+
+const ProgramD3D *ProgramD3D::makeProgramD3D(const ProgramImpl *impl)
+{
+    ASSERT(HAS_DYNAMIC_TYPE(const ProgramD3D*, impl));
+    return static_cast<const ProgramD3D*>(impl);
+}
+
+void ProgramD3D::initializeUniformStorage(const std::vector<gl::LinkedUniform*> &uniforms)
+{
+    // Compute total default block size
+    unsigned int vertexRegisters = 0;
+    unsigned int fragmentRegisters = 0;
+    for (size_t uniformIndex = 0; uniformIndex < uniforms.size(); uniformIndex++)
+    {
+        const gl::LinkedUniform &uniform = *uniforms[uniformIndex];
+
+        if (!gl::IsSampler(uniform.type))
+        {
+            if (uniform.isReferencedByVertexShader())
+            {
+                vertexRegisters = std::max(vertexRegisters, uniform.vsRegisterIndex + uniform.registerCount);
+            }
+            if (uniform.isReferencedByFragmentShader())
+            {
+                fragmentRegisters = std::max(fragmentRegisters, uniform.psRegisterIndex + uniform.registerCount);
+            }
+        }
+    }
+
+    mVertexUniformStorage = mRenderer->createUniformStorage(vertexRegisters * 16u);
+    mFragmentUniformStorage = mRenderer->createUniformStorage(fragmentRegisters * 16u);
+}
+
+void ProgramD3D::reset()
+{
+    SafeDelete(mVertexUniformStorage);
+    SafeDelete(mFragmentUniformStorage);
+}
+
+}
diff --git a/src/libGLESv2/renderer/d3d/ProgramD3D.h b/src/libGLESv2/renderer/d3d/ProgramD3D.h
new file mode 100644
index 00000000..3dd3b1f4
--- /dev/null
+++ b/src/libGLESv2/renderer/d3d/ProgramD3D.h
@@ -0,0 +1,57 @@
+//
+// Copyright (c) 2014 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.
+//
+
+// ProgramD3D.h: Defines the rx::ProgramD3D class which implements rx::ProgramImpl.
+
+#ifndef LIBGLESV2_RENDERER_PROGRAMD3D_H_
+#define LIBGLESV2_RENDERER_PROGRAMD3D_H_
+
+#include "libGLESv2/renderer/ProgramImpl.h"
+
+namespace gl
+{
+struct LinkedUniform;
+struct VertexFormat;
+}
+
+namespace rx
+{
+
+class UniformStorage;
+
+class ProgramD3D : public ProgramImpl
+{
+  public:
+    ProgramD3D(rx::Renderer *renderer);
+    virtual ~ProgramD3D();
+
+    static ProgramD3D *makeProgramD3D(ProgramImpl *impl);
+    static const ProgramD3D *makeProgramD3D(const ProgramImpl *impl);
+
+    Renderer *getRenderer() { return mRenderer; }
+    DynamicHLSL *getDynamicHLSL() { return mDynamicHLSL; }
+
+    // D3D only
+    void initializeUniformStorage(const std::vector<gl::LinkedUniform*> &uniforms);
+
+    const UniformStorage &getVertexUniformStorage() const { return *mVertexUniformStorage; }
+    const UniformStorage &getFragmentUniformStorage() const { return *mFragmentUniformStorage; }
+
+    void reset();
+
+  private:
+    DISALLOW_COPY_AND_ASSIGN(ProgramD3D);
+
+    Renderer *mRenderer;
+    DynamicHLSL *mDynamicHLSL;
+
+    UniformStorage *mVertexUniformStorage;
+    UniformStorage *mFragmentUniformStorage;
+};
+
+}
+
+#endif // LIBGLESV2_RENDERER_PROGRAMD3D_H_
diff --git a/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp b/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
index fba179f7..5e45e2b1 100644
--- a/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
+++ b/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
@@ -11,6 +11,7 @@
 #include "libGLESv2/FramebufferAttachment.h"
 #include "libGLESv2/ProgramBinary.h"
 #include "libGLESv2/Framebuffer.h"
+#include "libGLESv2/renderer/d3d/ProgramD3D.h"
 #include "libGLESv2/renderer/d3d/ShaderD3D.h"
 #include "libGLESv2/renderer/d3d/TextureD3D.h"
 #include "libGLESv2/renderer/d3d/TransformFeedbackD3D.h"
@@ -1392,8 +1393,9 @@ void Renderer11::applyUniforms(const gl::ProgramBinary &programBinary)
         }
     }
 
-    const UniformStorage11 *vertexUniformStorage = UniformStorage11::makeUniformStorage11(&programBinary.getVertexUniformStorage());
-    const UniformStorage11 *fragmentUniformStorage = UniformStorage11::makeUniformStorage11(&programBinary.getFragmentUniformStorage());
+    const ProgramD3D *programD3D = ProgramD3D::makeProgramD3D(programBinary.getImplementation());
+    const UniformStorage11 *vertexUniformStorage = UniformStorage11::makeUniformStorage11(&programD3D->getVertexUniformStorage());
+    const UniformStorage11 *fragmentUniformStorage = UniformStorage11::makeUniformStorage11(&programD3D->getFragmentUniformStorage());
     ASSERT(vertexUniformStorage);
     ASSERT(fragmentUniformStorage);
 
@@ -2217,6 +2219,11 @@ ShaderImpl *Renderer11::createShader(GLenum type)
     return new ShaderD3D(type, this);
 }
 
+ProgramImpl *Renderer11::createProgram()
+{
+    return new ProgramD3D(this);
+}
+
 void Renderer11::releaseShaderCompiler()
 {
     ShaderD3D::releaseCompiler();
diff --git a/src/libGLESv2/renderer/d3d/d3d11/Renderer11.h b/src/libGLESv2/renderer/d3d/d3d11/Renderer11.h
index 865de21a..64de7b03 100644
--- a/src/libGLESv2/renderer/d3d/d3d11/Renderer11.h
+++ b/src/libGLESv2/renderer/d3d/d3d11/Renderer11.h
@@ -141,6 +141,7 @@ class Renderer11 : public Renderer
 
     // Shader creation
     virtual ShaderImpl *createShader(GLenum type);
+    virtual ProgramImpl *createProgram();
 
     // Shader operations
     virtual void releaseShaderCompiler();
diff --git a/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp b/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
index e3615f46..5136829e 100644
--- a/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
+++ b/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
@@ -22,6 +22,7 @@
 #include "libGLESv2/renderer/d3d/d3d9/Fence9.h"
 #include "libGLESv2/renderer/d3d/d3d9/VertexArray9.h"
 #include "libGLESv2/renderer/d3d/IndexDataManager.h"
+#include "libGLESv2/renderer/d3d/ProgramD3D.h"
 #include "libGLESv2/renderer/d3d/ShaderD3D.h"
 #include "libGLESv2/renderer/d3d/TextureD3D.h"
 #include "libGLESv2/renderer/d3d/TransformFeedbackD3D.h"
@@ -2766,6 +2767,11 @@ ShaderImpl *Renderer9::createShader(GLenum type)
     return new ShaderD3D(type, this);
 }
 
+ProgramImpl *Renderer9::createProgram()
+{
+    return new ProgramD3D(this);
+}
+
 void Renderer9::releaseShaderCompiler()
 {
     ShaderD3D::releaseCompiler();
diff --git a/src/libGLESv2/renderer/d3d/d3d9/Renderer9.h b/src/libGLESv2/renderer/d3d/d3d9/Renderer9.h
index 826a649d..84e64dc1 100644
--- a/src/libGLESv2/renderer/d3d/d3d9/Renderer9.h
+++ b/src/libGLESv2/renderer/d3d/d3d9/Renderer9.h
@@ -144,6 +144,7 @@ class Renderer9 : public Renderer
 
     // Shader creation
     virtual ShaderImpl *createShader(GLenum type);
+    virtual ProgramImpl *createProgram();
 
     // Shader operations
     virtual void releaseShaderCompiler();