Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 384 insertions, 0 deletions

diff --git a/gfx/angle/checkout/src/libANGLE/renderer/d3d/ShaderD3D.cpp b/gfx/angle/checkout/src/libANGLE/renderer/d3d/ShaderD3D.cpp
new file mode 100644
index 0000000000..f91bd687fb
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/renderer/d3d/ShaderD3D.cpp
@@ -0,0 +1,384 @@
+//
+// 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.
+//
+
+// ShaderD3D.cpp: Defines the rx::ShaderD3D class which implements rx::ShaderImpl.
+
+#include "libANGLE/renderer/d3d/ShaderD3D.h"
+
+#include "common/utilities.h"
+#include "libANGLE/Caps.h"
+#include "libANGLE/Compiler.h"
+#include "libANGLE/Context.h"
+#include "libANGLE/Shader.h"
+#include "libANGLE/features.h"
+#include "libANGLE/renderer/d3d/ProgramD3D.h"
+#include "libANGLE/renderer/d3d/RendererD3D.h"
+#include "libANGLE/trace.h"
+
+namespace rx
+{
+
+class TranslateTaskD3D : public angle::Closure
+{
+  public:
+    TranslateTaskD3D(ShHandle handle,
+                     ShCompileOptions options,
+                     const std::string &source,
+                     const std::string &sourcePath)
+        : mHandle(handle),
+          mOptions(options),
+          mSource(source),
+          mSourcePath(sourcePath),
+          mResult(false)
+    {}
+
+    void operator()() override
+    {
+        ANGLE_TRACE_EVENT1("gpu.angle", "TranslateTask::run", "source", mSource);
+        std::vector<const char *> srcStrings;
+        if (!mSourcePath.empty())
+        {
+            srcStrings.push_back(mSourcePath.c_str());
+        }
+        srcStrings.push_back(mSource.c_str());
+
+        mResult = sh::Compile(mHandle, &srcStrings[0], srcStrings.size(), mOptions);
+    }
+
+    bool getResult() { return mResult; }
+
+  private:
+    ShHandle mHandle;
+    ShCompileOptions mOptions;
+    std::string mSource;
+    std::string mSourcePath;
+    bool mResult;
+};
+
+using PostTranslateFunctor =
+    std::function<bool(gl::ShCompilerInstance *compiler, std::string *infoLog)>;
+
+class WaitableCompileEventD3D final : public WaitableCompileEvent
+{
+  public:
+    WaitableCompileEventD3D(std::shared_ptr<angle::WaitableEvent> waitableEvent,
+                            gl::ShCompilerInstance *compilerInstance,
+                            PostTranslateFunctor &&postTranslateFunctor,
+                            std::shared_ptr<TranslateTaskD3D> translateTask)
+        : WaitableCompileEvent(waitableEvent),
+          mCompilerInstance(compilerInstance),
+          mPostTranslateFunctor(std::move(postTranslateFunctor)),
+          mTranslateTask(translateTask)
+    {}
+
+    bool getResult() override { return mTranslateTask->getResult(); }
+
+    bool postTranslate(std::string *infoLog) override
+    {
+        return mPostTranslateFunctor(mCompilerInstance, infoLog);
+    }
+
+  private:
+    gl::ShCompilerInstance *mCompilerInstance;
+    PostTranslateFunctor mPostTranslateFunctor;
+    std::shared_ptr<TranslateTaskD3D> mTranslateTask;
+};
+
+ShaderD3D::ShaderD3D(const gl::ShaderState &state,
+                     const angle::FeaturesD3D &features,
+                     const gl::Extensions &extensions)
+    : ShaderImpl(state), mAdditionalOptions(0)
+{
+    uncompile();
+
+    if (features.expandIntegerPowExpressions.enabled)
+    {
+        mAdditionalOptions |= SH_EXPAND_SELECT_HLSL_INTEGER_POW_EXPRESSIONS;
+    }
+
+    if (features.getDimensionsIgnoresBaseLevel.enabled)
+    {
+        mAdditionalOptions |= SH_HLSL_GET_DIMENSIONS_IGNORES_BASE_LEVEL;
+    }
+
+    if (features.preAddTexelFetchOffsets.enabled)
+    {
+        mAdditionalOptions |= SH_REWRITE_TEXELFETCHOFFSET_TO_TEXELFETCH;
+    }
+    if (features.rewriteUnaryMinusOperator.enabled)
+    {
+        mAdditionalOptions |= SH_REWRITE_INTEGER_UNARY_MINUS_OPERATOR;
+    }
+    if (features.emulateIsnanFloat.enabled)
+    {
+        mAdditionalOptions |= SH_EMULATE_ISNAN_FLOAT_FUNCTION;
+    }
+    if (features.skipVSConstantRegisterZero.enabled &&
+        mState.getShaderType() == gl::ShaderType::Vertex)
+    {
+        mAdditionalOptions |= SH_SKIP_D3D_CONSTANT_REGISTER_ZERO;
+    }
+    if (features.forceAtomicValueResolution.enabled)
+    {
+        mAdditionalOptions |= SH_FORCE_ATOMIC_VALUE_RESOLUTION;
+    }
+    if (features.allowTranslateUniformBlockToStructuredBuffer.enabled)
+    {
+        mAdditionalOptions |= SH_ALLOW_TRANSLATE_UNIFORM_BLOCK_TO_STRUCTUREDBUFFER;
+    }
+    if (extensions.multiview || extensions.multiview2)
+    {
+        mAdditionalOptions |= SH_INITIALIZE_BUILTINS_FOR_INSTANCED_MULTIVIEW;
+    }
+}
+
+ShaderD3D::~ShaderD3D() {}
+
+std::string ShaderD3D::getDebugInfo() const
+{
+    if (mDebugInfo.empty())
+    {
+        return "";
+    }
+
+    return mDebugInfo + std::string("\n// ") + gl::GetShaderTypeString(mState.getShaderType()) +
+           " SHADER END\n";
+}
+
+// initialize/clean up previous state
+void ShaderD3D::uncompile()
+{
+    // set by compileToHLSL
+    mCompilerOutputType = SH_ESSL_OUTPUT;
+
+    mUsesMultipleRenderTargets   = false;
+    mUsesFragColor               = false;
+    mUsesFragData                = false;
+    mUsesSecondaryColor          = false;
+    mUsesFragCoord               = false;
+    mUsesFrontFacing             = false;
+    mUsesHelperInvocation        = false;
+    mUsesPointSize               = false;
+    mUsesPointCoord              = false;
+    mUsesDepthRange              = false;
+    mUsesFragDepth               = false;
+    mHasANGLEMultiviewEnabled    = false;
+    mUsesVertexID                = false;
+    mUsesViewID                  = false;
+    mUsesDiscardRewriting        = false;
+    mUsesNestedBreak             = false;
+    mRequiresIEEEStrictCompiling = false;
+
+    mDebugInfo.clear();
+}
+
+void ShaderD3D::generateWorkarounds(angle::CompilerWorkaroundsD3D *workarounds) const
+{
+    if (mUsesDiscardRewriting)
+    {
+        // ANGLE issue 486:
+        // Work-around a D3D9 compiler bug that presents itself when using conditional discard, by
+        // disabling optimization
+        workarounds->skipOptimization = true;
+    }
+    else if (mUsesNestedBreak)
+    {
+        // ANGLE issue 603:
+        // Work-around a D3D9 compiler bug that presents itself when using break in a nested loop,
+        // by maximizing optimization We want to keep the use of
+        // ANGLE_D3D_WORKAROUND_MAX_OPTIMIZATION minimal to prevent hangs, so usesDiscard takes
+        // precedence
+        workarounds->useMaxOptimization = true;
+    }
+
+    if (mRequiresIEEEStrictCompiling)
+    {
+        // IEEE Strictness for D3D compiler needs to be enabled for NaNs to work.
+        workarounds->enableIEEEStrictness = true;
+    }
+}
+
+unsigned int ShaderD3D::getUniformRegister(const std::string &uniformName) const
+{
+    ASSERT(mUniformRegisterMap.count(uniformName) > 0);
+    return mUniformRegisterMap.find(uniformName)->second;
+}
+
+unsigned int ShaderD3D::getUniformBlockRegister(const std::string &blockName) const
+{
+    ASSERT(mUniformBlockRegisterMap.count(blockName) > 0);
+    return mUniformBlockRegisterMap.find(blockName)->second;
+}
+
+bool ShaderD3D::shouldUniformBlockUseStructuredBuffer(const std::string &blockName) const
+{
+    ASSERT(mUniformBlockUseStructuredBufferMap.count(blockName) > 0);
+    return mUniformBlockUseStructuredBufferMap.find(blockName)->second;
+}
+
+unsigned int ShaderD3D::getShaderStorageBlockRegister(const std::string &blockName) const
+{
+    ASSERT(mShaderStorageBlockRegisterMap.count(blockName) > 0);
+    return mShaderStorageBlockRegisterMap.find(blockName)->second;
+}
+
+ShShaderOutput ShaderD3D::getCompilerOutputType() const
+{
+    return mCompilerOutputType;
+}
+
+bool ShaderD3D::useImage2DFunction(const std::string &functionName) const
+{
+    if (mUsedImage2DFunctionNames.empty())
+    {
+        return false;
+    }
+
+    return mUsedImage2DFunctionNames.find(functionName) != mUsedImage2DFunctionNames.end();
+}
+
+const std::set<std::string> &ShaderD3D::getSlowCompilingUniformBlockSet() const
+{
+    return mSlowCompilingUniformBlockSet;
+}
+
+const std::map<std::string, unsigned int> &GetUniformRegisterMap(
+    const std::map<std::string, unsigned int> *uniformRegisterMap)
+{
+    ASSERT(uniformRegisterMap);
+    return *uniformRegisterMap;
+}
+
+const std::set<std::string> &GetSlowCompilingUniformBlockSet(
+    const std::set<std::string> *slowCompilingUniformBlockSet)
+{
+    ASSERT(slowCompilingUniformBlockSet);
+    return *slowCompilingUniformBlockSet;
+}
+
+const std::set<std::string> &GetUsedImage2DFunctionNames(
+    const std::set<std::string> *usedImage2DFunctionNames)
+{
+    ASSERT(usedImage2DFunctionNames);
+    return *usedImage2DFunctionNames;
+}
+
+std::shared_ptr<WaitableCompileEvent> ShaderD3D::compile(const gl::Context *context,
+                                                         gl::ShCompilerInstance *compilerInstance,
+                                                         ShCompileOptions options)
+{
+    std::string sourcePath;
+    uncompile();
+
+    ShCompileOptions additionalOptions = 0;
+
+    const std::string &source = mState.getSource();
+
+#if !defined(ANGLE_ENABLE_WINDOWS_UWP)
+    if (gl::DebugAnnotationsActive())
+    {
+        sourcePath = getTempPath();
+        writeFile(sourcePath.c_str(), source.c_str(), source.length());
+        additionalOptions |= SH_LINE_DIRECTIVES | SH_SOURCE_PATH;
+    }
+#endif
+
+    additionalOptions |= mAdditionalOptions;
+
+    options |= additionalOptions;
+
+    auto postTranslateFunctor = [this](gl::ShCompilerInstance *compiler, std::string *infoLog) {
+        // TODO(jmadill): We shouldn't need to cache this.
+        mCompilerOutputType = compiler->getShaderOutputType();
+
+        const std::string &translatedSource = mState.getTranslatedSource();
+
+        mUsesMultipleRenderTargets = translatedSource.find("GL_USES_MRT") != std::string::npos;
+        mUsesFragColor      = translatedSource.find("GL_USES_FRAG_COLOR") != std::string::npos;
+        mUsesFragData       = translatedSource.find("GL_USES_FRAG_DATA") != std::string::npos;
+        mUsesSecondaryColor = translatedSource.find("GL_USES_SECONDARY_COLOR") != std::string::npos;
+        mUsesFragCoord      = translatedSource.find("GL_USES_FRAG_COORD") != std::string::npos;
+        mUsesFrontFacing    = translatedSource.find("GL_USES_FRONT_FACING") != std::string::npos;
+        mUsesHelperInvocation =
+            translatedSource.find("GL_USES_HELPER_INVOCATION") != std::string::npos;
+        mUsesPointSize  = translatedSource.find("GL_USES_POINT_SIZE") != std::string::npos;
+        mUsesPointCoord = translatedSource.find("GL_USES_POINT_COORD") != std::string::npos;
+        mUsesDepthRange = translatedSource.find("GL_USES_DEPTH_RANGE") != std::string::npos;
+        mUsesFragDepth  = translatedSource.find("GL_USES_FRAG_DEPTH") != std::string::npos;
+        mHasANGLEMultiviewEnabled =
+            translatedSource.find("GL_ANGLE_MULTIVIEW_ENABLED") != std::string::npos;
+        mUsesVertexID = translatedSource.find("GL_USES_VERTEX_ID") != std::string::npos;
+        mUsesViewID   = translatedSource.find("GL_USES_VIEW_ID") != std::string::npos;
+        mUsesDiscardRewriting =
+            translatedSource.find("ANGLE_USES_DISCARD_REWRITING") != std::string::npos;
+        mUsesNestedBreak = translatedSource.find("ANGLE_USES_NESTED_BREAK") != std::string::npos;
+        mRequiresIEEEStrictCompiling =
+            translatedSource.find("ANGLE_REQUIRES_IEEE_STRICT_COMPILING") != std::string::npos;
+
+        ShHandle compilerHandle = compiler->getHandle();
+
+        mUniformRegisterMap = GetUniformRegisterMap(sh::GetUniformRegisterMap(compilerHandle));
+        mReadonlyImage2DRegisterIndex = sh::GetReadonlyImage2DRegisterIndex(compilerHandle);
+        mImage2DRegisterIndex         = sh::GetImage2DRegisterIndex(compilerHandle);
+        mUsedImage2DFunctionNames =
+            GetUsedImage2DFunctionNames(sh::GetUsedImage2DFunctionNames(compilerHandle));
+
+        for (const sh::InterfaceBlock &interfaceBlock : mState.getUniformBlocks())
+        {
+            if (interfaceBlock.active)
+            {
+                unsigned int index = static_cast<unsigned int>(-1);
+                bool blockRegisterResult =
+                    sh::GetUniformBlockRegister(compilerHandle, interfaceBlock.name, &index);
+                ASSERT(blockRegisterResult);
+                bool useStructuredBuffer =
+                    sh::ShouldUniformBlockUseStructuredBuffer(compilerHandle, interfaceBlock.name);
+
+                mUniformBlockRegisterMap[interfaceBlock.name]            = index;
+                mUniformBlockUseStructuredBufferMap[interfaceBlock.name] = useStructuredBuffer;
+            }
+        }
+
+        mSlowCompilingUniformBlockSet =
+            GetSlowCompilingUniformBlockSet(sh::GetSlowCompilingUniformBlockSet(compilerHandle));
+
+        for (const sh::InterfaceBlock &interfaceBlock : mState.getShaderStorageBlocks())
+        {
+            if (interfaceBlock.active)
+            {
+                unsigned int index = static_cast<unsigned int>(-1);
+                bool blockRegisterResult =
+                    sh::GetShaderStorageBlockRegister(compilerHandle, interfaceBlock.name, &index);
+                ASSERT(blockRegisterResult);
+
+                mShaderStorageBlockRegisterMap[interfaceBlock.name] = index;
+            }
+        }
+
+        mDebugInfo += std::string("// ") + gl::GetShaderTypeString(mState.getShaderType()) +
+                      " SHADER BEGIN\n";
+        mDebugInfo += "\n// GLSL BEGIN\n\n" + mState.getSource() + "\n\n// GLSL END\n\n\n";
+        mDebugInfo +=
+            "// INITIAL HLSL BEGIN\n\n" + translatedSource + "\n// INITIAL HLSL END\n\n\n";
+        // Successive steps will append more info
+        return true;
+    };
+
+    auto workerThreadPool = context->getWorkerThreadPool();
+    auto translateTask = std::make_shared<TranslateTaskD3D>(compilerInstance->getHandle(), options,
+                                                            source, sourcePath);
+
+    return std::make_shared<WaitableCompileEventD3D>(
+        angle::WorkerThreadPool::PostWorkerTask(workerThreadPool, translateTask), compilerInstance,
+        std::move(postTranslateFunctor), translateTask);
+}
+
+bool ShaderD3D::hasUniform(const std::string &name) const
+{
+    return mUniformRegisterMap.find(name) != mUniformRegisterMap.end();
+}
+
+}  // namespace rx