Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 3599 insertions, 0 deletions

diff --git a/gfx/angle/checkout/src/libANGLE/validationESEXT.cpp b/gfx/angle/checkout/src/libANGLE/validationESEXT.cpp
new file mode 100644
index 0000000000..c708206412
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/validationESEXT.cpp
@@ -0,0 +1,3599 @@
+//
+// Copyright 2019 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.
+//
+// validationESEXT.cpp: Validation functions for OpenGL ES extension entry points.
+
+#include "libANGLE/validationESEXT_autogen.h"
+
+#include "libANGLE/Context.h"
+#include "libANGLE/ErrorStrings.h"
+#include "libANGLE/MemoryObject.h"
+#include "libANGLE/PixelLocalStorage.h"
+#include "libANGLE/validationES.h"
+#include "libANGLE/validationES2.h"
+#include "libANGLE/validationES3.h"
+#include "libANGLE/validationES31.h"
+#include "libANGLE/validationES32.h"
+
+namespace gl
+{
+using namespace err;
+
+namespace
+{
+template <typename ObjectT>
+bool ValidateGetImageFormatAndType(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   ObjectT *obj,
+                                   GLenum format,
+                                   GLenum type)
+{
+    GLenum implFormat = obj->getImplementationColorReadFormat(context);
+    if (!ValidES3Format(format) && (format != implFormat || format == GL_NONE))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidFormat);
+        return false;
+    }
+
+    GLenum implType = obj->getImplementationColorReadType(context);
+    if (!ValidES3Type(type) && (type != implType || type == GL_NONE))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+        return false;
+    }
+
+    // Format/type combinations are not yet validated.
+
+    return true;
+}
+
+bool IsValidImageLayout(ImageLayout layout)
+{
+    switch (layout)
+    {
+        case ImageLayout::Undefined:
+        case ImageLayout::General:
+        case ImageLayout::ColorAttachment:
+        case ImageLayout::DepthStencilAttachment:
+        case ImageLayout::DepthStencilReadOnlyAttachment:
+        case ImageLayout::ShaderReadOnly:
+        case ImageLayout::TransferSrc:
+        case ImageLayout::TransferDst:
+        case ImageLayout::DepthReadOnlyStencilAttachment:
+        case ImageLayout::DepthAttachmentStencilReadOnly:
+            return true;
+
+        default:
+            return false;
+    }
+}
+
+bool IsValidMemoryObjectParamater(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  GLenum pname)
+{
+    switch (pname)
+    {
+        case GL_DEDICATED_MEMORY_OBJECT_EXT:
+            return true;
+
+        case GL_PROTECTED_MEMORY_OBJECT_EXT:
+            if (!context->getExtensions().protectedTexturesEXT)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+                return false;
+            }
+            return true;
+
+        default:
+            return false;
+    }
+}
+
+bool ValidateObjectIdentifierAndName(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     GLenum identifier,
+                                     GLuint name)
+{
+    bool isGLES11 = context->getClientVersion() == Version(1, 1);
+    bool isGLES3  = context->getClientMajorVersion() >= 3;
+    bool isGLES31 = context->getClientVersion() >= Version(3, 1);
+    switch (identifier)
+    {
+        case GL_BUFFER_OBJECT_EXT:
+            if (context->getBuffer({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidBufferName);
+                return false;
+            }
+            return true;
+
+        case GL_SHADER_OBJECT_EXT:
+            if (isGLES11)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getShader({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidShaderName);
+                return false;
+            }
+            return true;
+
+        case GL_PROGRAM_OBJECT_EXT:
+            if (isGLES11)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getProgramNoResolveLink({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidProgramName);
+                return false;
+            }
+            return true;
+
+        case GL_VERTEX_ARRAY_OBJECT_EXT:
+            if (!isGLES3 && !context->getExtensions().vertexArrayObjectOES)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getVertexArray({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidVertexArrayName);
+                return false;
+            }
+            return true;
+
+        case GL_QUERY_OBJECT_EXT:
+            if (!isGLES3 && !context->getExtensions().occlusionQueryBooleanEXT)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getQuery({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidQueryName);
+                return false;
+            }
+            return true;
+
+        case GL_TRANSFORM_FEEDBACK:
+            if (!isGLES3)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getTransformFeedback({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kInvalidTransformFeedbackName);
+                return false;
+            }
+            return true;
+
+        case GL_SAMPLER:
+            if (!isGLES3)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getSampler({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidSamplerName);
+                return false;
+            }
+            return true;
+
+        case GL_TEXTURE:
+            if (context->getTexture({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+                return false;
+            }
+            return true;
+
+        case GL_RENDERBUFFER:
+            if (!context->isRenderbuffer({name}))
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kInvalidRenderbufferName);
+                return false;
+            }
+            return true;
+
+        case GL_FRAMEBUFFER:
+            if (context->getFramebuffer({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidFramebufferName);
+                return false;
+            }
+            return true;
+
+        case GL_PROGRAM_PIPELINE_OBJECT_EXT:
+            if (!isGLES31 && !context->getExtensions().separateShaderObjectsEXT)
+            {
+                context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidType);
+                return false;
+            }
+            if (context->getProgramPipeline({name}) == nullptr)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kInvalidProgramPipelineName);
+                return false;
+            }
+            return true;
+
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidIndentifier);
+            return false;
+    }
+}
+}  // namespace
+
+bool ValidateGetTexImage(const Context *context,
+                         angle::EntryPoint entryPoint,
+                         TextureTarget target,
+                         GLint level)
+{
+    if (!context->getExtensions().getImageANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kGetImageExtensionNotEnabled);
+        return false;
+    }
+
+    if (!ValidTexture2DDestinationTarget(context, target) &&
+        !ValidTexture3DDestinationTarget(context, target))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidTextureTarget);
+        return false;
+    }
+
+    if (level < 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLevel);
+        return false;
+    }
+
+    TextureType textureType = TextureTargetToType(target);
+    if (!ValidMipLevel(context, textureType, level))
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMipLevel);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetTexImageANGLE(const Context *context,
+                              angle::EntryPoint entryPoint,
+                              TextureTarget target,
+                              GLint level,
+                              GLenum format,
+                              GLenum type,
+                              const void *pixels)
+{
+    if (!ValidateGetTexImage(context, entryPoint, target, level))
+    {
+        return false;
+    }
+
+    Texture *texture = context->getTextureByTarget(target);
+
+    if (!ValidateGetImageFormatAndType(context, entryPoint, texture, format, type))
+    {
+        return false;
+    }
+
+    GLsizei width  = static_cast<GLsizei>(texture->getWidth(target, level));
+    GLsizei height = static_cast<GLsizei>(texture->getHeight(target, level));
+    if (!ValidatePixelPack(context, entryPoint, format, type, 0, 0, width, height, -1, nullptr,
+                           pixels))
+    {
+        return false;
+    }
+
+    if (texture->getFormat(target, level).info->compressed)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kGetImageCompressed);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetCompressedTexImageANGLE(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        TextureTarget target,
+                                        GLint level,
+                                        const void *pixels)
+{
+    if (!ValidateGetTexImage(context, entryPoint, target, level))
+    {
+        return false;
+    }
+
+    Texture *texture = context->getTextureByTarget(target);
+    if (!texture->getFormat(target, level).info->compressed)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kGetImageNotCompressed);
+        return false;
+    }
+
+    if (texture->isCompressedFormatEmulated(context, target, level))
+    {
+        // TODO (anglebug.com/7464): We can't currently read back from an emulated format
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidEmulatedFormat);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetRenderbufferImageANGLE(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLenum target,
+                                       GLenum format,
+                                       GLenum type,
+                                       const void *pixels)
+{
+    if (!context->getExtensions().getImageANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kGetImageExtensionNotEnabled);
+        return false;
+    }
+
+    if (target != GL_RENDERBUFFER)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidRenderbufferTarget);
+        return false;
+    }
+
+    Renderbuffer *renderbuffer = context->getState().getCurrentRenderbuffer();
+
+    if (!ValidateGetImageFormatAndType(context, entryPoint, renderbuffer, format, type))
+    {
+        return false;
+    }
+
+    GLsizei width  = renderbuffer->getWidth();
+    GLsizei height = renderbuffer->getHeight();
+    if (!ValidatePixelPack(context, entryPoint, format, type, 0, 0, width, height, -1, nullptr,
+                           pixels))
+    {
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateDrawElementsBaseVertexEXT(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       PrimitiveMode mode,
+                                       GLsizei count,
+                                       DrawElementsType type,
+                                       const void *indices,
+                                       GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsCommon(context, entryPoint, mode, count, type, indices, 1);
+}
+
+bool ValidateDrawElementsInstancedBaseVertexEXT(const Context *context,
+                                                angle::EntryPoint entryPoint,
+                                                PrimitiveMode mode,
+                                                GLsizei count,
+                                                DrawElementsType type,
+                                                const void *indices,
+                                                GLsizei instancecount,
+                                                GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsInstancedBase(context, entryPoint, mode, count, type, indices,
+                                             instancecount);
+}
+
+bool ValidateDrawRangeElementsBaseVertexEXT(const Context *context,
+                                            angle::EntryPoint entryPoint,
+                                            PrimitiveMode mode,
+                                            GLuint start,
+                                            GLuint end,
+                                            GLsizei count,
+                                            DrawElementsType type,
+                                            const void *indices,
+                                            GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (end < start)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidElementRange);
+        return false;
+    }
+
+    if (!ValidateDrawElementsCommon(context, entryPoint, mode, count, type, indices, 0))
+    {
+        return false;
+    }
+
+    // Skip range checks for no-op calls.
+    if (count <= 0)
+    {
+        return true;
+    }
+
+    // Note that resolving the index range is a bit slow. We should probably optimize this.
+    IndexRange indexRange;
+    ANGLE_VALIDATION_TRY(context->getState().getVertexArray()->getIndexRange(context, type, count,
+                                                                             indices, &indexRange));
+
+    if (indexRange.end > end || indexRange.start < start)
+    {
+        // GL spec says that behavior in this case is undefined - generating an error is fine.
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExceedsElementRange);
+        return false;
+    }
+    return true;
+}
+
+bool ValidateMultiDrawElementsBaseVertexEXT(const Context *context,
+                                            angle::EntryPoint entryPoint,
+                                            PrimitiveMode mode,
+                                            const GLsizei *count,
+                                            DrawElementsType type,
+                                            const void *const *indices,
+                                            GLsizei drawcount,
+                                            const GLint *basevertex)
+{
+    return true;
+}
+
+bool ValidateMultiDrawArraysIndirectEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        PrimitiveMode modePacked,
+                                        const void *indirect,
+                                        GLsizei drawcount,
+                                        GLsizei stride)
+{
+    if (!ValidateMultiDrawIndirectBase(context, entryPoint, drawcount, stride))
+    {
+        return false;
+    }
+
+    if (!ValidateDrawArraysIndirect(context, entryPoint, modePacked, indirect))
+    {
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateMultiDrawElementsIndirectEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          PrimitiveMode modePacked,
+                                          DrawElementsType typePacked,
+                                          const void *indirect,
+                                          GLsizei drawcount,
+                                          GLsizei stride)
+{
+    if (!ValidateMultiDrawIndirectBase(context, entryPoint, drawcount, stride))
+    {
+        return false;
+    }
+
+    const State &state                      = context->getState();
+    TransformFeedback *curTransformFeedback = state.getCurrentTransformFeedback();
+    if (!ValidateDrawElementsIndirect(context, entryPoint, modePacked, typePacked, indirect))
+    {
+        return false;
+    }
+
+    if (curTransformFeedback && curTransformFeedback->isActive() &&
+        !curTransformFeedback->isPaused())
+    {
+        // EXT_geometry_shader allows transform feedback to work with all draw commands.
+        // [EXT_geometry_shader] Section 12.1, "Transform Feedback"
+        if (context->getExtensions().geometryShaderAny() || context->getClientVersion() >= ES_3_2)
+        {
+            if (!ValidateTransformFeedbackPrimitiveMode(
+                    context, entryPoint, curTransformFeedback->getPrimitiveMode(), modePacked))
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kInvalidDrawModeTransformFeedback);
+                return false;
+            }
+        }
+        else
+        {
+            // An INVALID_OPERATION error is generated if transform feedback is active and not
+            // paused.
+            context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                     kUnsupportedDrawModeForTransformFeedback);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateDrawArraysInstancedBaseInstanceEXT(const Context *context,
+                                                angle::EntryPoint entryPoint,
+                                                PrimitiveMode mode,
+                                                GLint first,
+                                                GLsizei count,
+                                                GLsizei instanceCount,
+                                                GLuint baseInstance)
+{
+    if (!context->getExtensions().baseInstanceEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawArraysInstancedBase(context, entryPoint, mode, first, count, instanceCount);
+}
+
+bool ValidateDrawElementsInstancedBaseInstanceEXT(const Context *context,
+                                                  angle::EntryPoint entryPoint,
+                                                  PrimitiveMode mode,
+                                                  GLsizei count,
+                                                  DrawElementsType type,
+                                                  void const *indices,
+                                                  GLsizei instancecount,
+                                                  GLuint baseinstance)
+{
+    if (!context->getExtensions().baseInstanceEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsInstancedBase(context, entryPoint, mode, count, type, indices,
+                                             instancecount);
+}
+
+bool ValidateDrawElementsInstancedBaseVertexBaseInstanceEXT(const Context *context,
+                                                            angle::EntryPoint entryPoint,
+                                                            PrimitiveMode mode,
+                                                            GLsizei count,
+                                                            DrawElementsType typePacked,
+                                                            const void *indices,
+                                                            GLsizei instancecount,
+                                                            GLint basevertex,
+                                                            GLuint baseinstance)
+{
+    if (!context->getExtensions().baseInstanceEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsInstancedBase(context, entryPoint, mode, count, typePacked, indices,
+                                             instancecount);
+}
+
+bool ValidateDrawElementsBaseVertexOES(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       PrimitiveMode mode,
+                                       GLsizei count,
+                                       DrawElementsType type,
+                                       const void *indices,
+                                       GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsCommon(context, entryPoint, mode, count, type, indices, 1);
+}
+
+bool ValidateDrawElementsInstancedBaseVertexOES(const Context *context,
+                                                angle::EntryPoint entryPoint,
+                                                PrimitiveMode mode,
+                                                GLsizei count,
+                                                DrawElementsType type,
+                                                const void *indices,
+                                                GLsizei instancecount,
+                                                GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDrawElementsInstancedBase(context, entryPoint, mode, count, type, indices,
+                                             instancecount);
+}
+
+bool ValidateDrawRangeElementsBaseVertexOES(const Context *context,
+                                            angle::EntryPoint entryPoint,
+                                            PrimitiveMode mode,
+                                            GLuint start,
+                                            GLuint end,
+                                            GLsizei count,
+                                            DrawElementsType type,
+                                            const void *indices,
+                                            GLint basevertex)
+{
+    if (!context->getExtensions().drawElementsBaseVertexAny())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (end < start)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidElementRange);
+        return false;
+    }
+
+    if (!ValidateDrawElementsCommon(context, entryPoint, mode, count, type, indices, 0))
+    {
+        return false;
+    }
+
+    // Skip range checks for no-op calls.
+    if (count <= 0)
+    {
+        return true;
+    }
+
+    // Note that resolving the index range is a bit slow. We should probably optimize this.
+    IndexRange indexRange;
+    ANGLE_VALIDATION_TRY(context->getState().getVertexArray()->getIndexRange(context, type, count,
+                                                                             indices, &indexRange));
+
+    if (indexRange.end > end || indexRange.start < start)
+    {
+        // GL spec says that behavior in this case is undefined - generating an error is fine.
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExceedsElementRange);
+        return false;
+    }
+    return true;
+}
+
+// GL_KHR_blend_equation_advanced
+bool ValidateBlendBarrierKHR(const Context *context, angle::EntryPoint entryPoint)
+{
+    const Extensions &extensions = context->getExtensions();
+
+    if (!extensions.blendEquationAdvancedKHR)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kAdvancedBlendExtensionNotEnabled);
+    }
+
+    return true;
+}
+
+bool ValidateBlendEquationSeparateiEXT(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLuint buf,
+                                       GLenum modeRGB,
+                                       GLenum modeAlpha)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendEquationSeparatei(context, entryPoint, buf, modeRGB, modeAlpha);
+}
+
+bool ValidateBlendEquationiEXT(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               GLuint buf,
+                               GLenum mode)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendEquationi(context, entryPoint, buf, mode);
+}
+
+bool ValidateBlendFuncSeparateiEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   GLuint buf,
+                                   GLenum srcRGB,
+                                   GLenum dstRGB,
+                                   GLenum srcAlpha,
+                                   GLenum dstAlpha)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendFuncSeparatei(context, entryPoint, buf, srcRGB, dstRGB, srcAlpha, dstAlpha);
+}
+
+bool ValidateBlendFunciEXT(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLuint buf,
+                           GLenum src,
+                           GLenum dst)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendFunci(context, entryPoint, buf, src, dst);
+}
+
+bool ValidateColorMaskiEXT(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLuint index,
+                           GLboolean r,
+                           GLboolean g,
+                           GLboolean b,
+                           GLboolean a)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateColorMaski(context, entryPoint, index, r, g, b, a);
+}
+
+bool ValidateDisableiEXT(const Context *context,
+                         angle::EntryPoint entryPoint,
+                         GLenum target,
+                         GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDisablei(context, entryPoint, target, index);
+}
+
+bool ValidateEnableiEXT(const Context *context,
+                        angle::EntryPoint entryPoint,
+                        GLenum target,
+                        GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateEnablei(context, entryPoint, target, index);
+}
+
+bool ValidateIsEnablediEXT(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLenum target,
+                           GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateIsEnabledi(context, entryPoint, target, index);
+}
+
+bool ValidateBlendEquationSeparateiOES(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLuint buf,
+                                       GLenum modeRGB,
+                                       GLenum modeAlpha)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendEquationSeparatei(context, entryPoint, buf, modeRGB, modeAlpha);
+}
+
+bool ValidateBlendEquationiOES(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               GLuint buf,
+                               GLenum mode)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendEquationi(context, entryPoint, buf, mode);
+}
+
+bool ValidateBlendFuncSeparateiOES(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   GLuint buf,
+                                   GLenum srcRGB,
+                                   GLenum dstRGB,
+                                   GLenum srcAlpha,
+                                   GLenum dstAlpha)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendFuncSeparatei(context, entryPoint, buf, srcRGB, dstRGB, srcAlpha, dstAlpha);
+}
+
+bool ValidateBlendFunciOES(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLuint buf,
+                           GLenum src,
+                           GLenum dst)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBlendFunci(context, entryPoint, buf, src, dst);
+}
+
+bool ValidateColorMaskiOES(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLuint index,
+                           GLboolean r,
+                           GLboolean g,
+                           GLboolean b,
+                           GLboolean a)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateColorMaski(context, entryPoint, index, r, g, b, a);
+}
+
+bool ValidateDisableiOES(const Context *context,
+                         angle::EntryPoint entryPoint,
+                         GLenum target,
+                         GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDisablei(context, entryPoint, target, index);
+}
+
+bool ValidateEnableiOES(const Context *context,
+                        angle::EntryPoint entryPoint,
+                        GLenum target,
+                        GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateEnablei(context, entryPoint, target, index);
+}
+
+bool ValidateIsEnablediOES(const Context *context,
+                           angle::EntryPoint entryPoint,
+                           GLenum target,
+                           GLuint index)
+{
+    if (!context->getExtensions().drawBuffersIndexedOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateIsEnabledi(context, entryPoint, target, index);
+}
+
+bool ValidateGetInteger64vEXT(const Context *context,
+                              angle::EntryPoint entryPoint,
+                              GLenum pname,
+                              const GLint64 *data)
+{
+    if (!context->getExtensions().disjointTimerQueryEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    GLenum nativeType      = GL_NONE;
+    unsigned int numParams = 0;
+    if (!ValidateStateQuery(context, entryPoint, pname, &nativeType, &numParams))
+    {
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateCopyImageSubDataEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 GLuint srcName,
+                                 GLenum srcTarget,
+                                 GLint srcLevel,
+                                 GLint srcX,
+                                 GLint srcY,
+                                 GLint srcZ,
+                                 GLuint dstName,
+                                 GLenum dstTarget,
+                                 GLint dstLevel,
+                                 GLint dstX,
+                                 GLint dstY,
+                                 GLint dstZ,
+                                 GLsizei srcWidth,
+                                 GLsizei srcHeight,
+                                 GLsizei srcDepth)
+{
+    if (!context->getExtensions().copyImageEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateCopyImageSubDataBase(context, entryPoint, srcName, srcTarget, srcLevel, srcX,
+                                        srcY, srcZ, dstName, dstTarget, dstLevel, dstX, dstY, dstZ,
+                                        srcWidth, srcHeight, srcDepth);
+}
+
+bool ValidateCopyImageSubDataOES(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 GLuint srcName,
+                                 GLenum srcTarget,
+                                 GLint srcLevel,
+                                 GLint srcX,
+                                 GLint srcY,
+                                 GLint srcZ,
+                                 GLuint dstName,
+                                 GLenum dstTarget,
+                                 GLint dstLevel,
+                                 GLint dstX,
+                                 GLint dstY,
+                                 GLint dstZ,
+                                 GLsizei srcWidth,
+                                 GLsizei srcHeight,
+                                 GLsizei srcDepth)
+{
+    if (!context->getExtensions().copyImageEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateCopyImageSubDataBase(context, entryPoint, srcName, srcTarget, srcLevel, srcX,
+                                        srcY, srcZ, dstName, dstTarget, dstLevel, dstX, dstY, dstZ,
+                                        srcWidth, srcHeight, srcDepth);
+}
+
+bool ValidateBufferStorageMemEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 TextureType target,
+                                 GLsizeiptr size,
+                                 MemoryObjectID memory,
+                                 GLuint64 offset)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateCreateMemoryObjectsEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    GLsizei n,
+                                    const MemoryObjectID *memoryObjects)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGenOrDelete(context, entryPoint, n);
+}
+
+bool ValidateDeleteMemoryObjectsEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    GLsizei n,
+                                    const MemoryObjectID *memoryObjects)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGenOrDelete(context, entryPoint, n);
+}
+
+bool ValidateGetMemoryObjectParameterivEXT(const Context *context,
+                                           angle::EntryPoint entryPoint,
+                                           MemoryObjectID memoryObject,
+                                           GLenum pname,
+                                           const GLint *params)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const MemoryObject *memory = context->getMemoryObject(memoryObject);
+    if (memory == nullptr)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMemoryObject);
+    }
+
+    if (!IsValidMemoryObjectParamater(context, entryPoint, pname))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidMemoryObjectParameter);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetUnsignedBytevEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 GLenum pname,
+                                 const GLubyte *data)
+{
+    if (!context->getExtensions().memoryObjectEXT && !context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateGetUnsignedBytei_vEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   GLenum target,
+                                   GLuint index,
+                                   const GLubyte *data)
+{
+    if (!context->getExtensions().memoryObjectEXT && !context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateIsMemoryObjectEXT(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               MemoryObjectID memoryObject)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateMemoryObjectParameterivEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        MemoryObjectID memoryObject,
+                                        GLenum pname,
+                                        const GLint *params)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const MemoryObject *memory = context->getMemoryObject(memoryObject);
+    if (memory == nullptr)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMemoryObject);
+        return false;
+    }
+
+    if (memory->isImmutable())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kImmutableMemoryObject);
+        return false;
+    }
+
+    if (!IsValidMemoryObjectParamater(context, entryPoint, pname))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidMemoryObjectParameter);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateTexStorageMem2DEXT(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                TextureType target,
+                                GLsizei levels,
+                                GLenum internalFormat,
+                                GLsizei width,
+                                GLsizei height,
+                                MemoryObjectID memory,
+                                GLuint64 offset)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (context->getClientMajorVersion() < 3)
+    {
+        return ValidateES2TexStorageParametersBase(context, entryPoint, target, levels,
+                                                   internalFormat, width, height);
+    }
+
+    ASSERT(context->getClientMajorVersion() >= 3);
+    return ValidateES3TexStorage2DParameters(context, entryPoint, target, levels, internalFormat,
+                                             width, height, 1);
+}
+
+bool ValidateTexStorageMem3DEXT(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                TextureType target,
+                                GLsizei levels,
+                                GLenum internalFormat,
+                                GLsizei width,
+                                GLsizei height,
+                                GLsizei depth,
+                                MemoryObjectID memory,
+                                GLuint64 offset)
+{
+    if (!context->getExtensions().memoryObjectEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateImportMemoryFdEXT(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               MemoryObjectID memory,
+                               GLuint64 size,
+                               HandleType handleType,
+                               GLint fd)
+{
+    if (!context->getExtensions().memoryObjectFdEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    switch (handleType)
+    {
+        case HandleType::OpaqueFd:
+            break;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidHandleType);
+            return false;
+    }
+
+    return true;
+}
+
+bool ValidateImportMemoryZirconHandleANGLE(const Context *context,
+                                           angle::EntryPoint entryPoint,
+                                           MemoryObjectID memory,
+                                           GLuint64 size,
+                                           HandleType handleType,
+                                           GLuint handle)
+{
+    if (!context->getExtensions().memoryObjectFuchsiaANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    switch (handleType)
+    {
+        case HandleType::ZirconVmo:
+            break;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidHandleType);
+            return false;
+    }
+
+    return true;
+}
+
+bool ValidateDeleteSemaphoresEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 GLsizei n,
+                                 const SemaphoreID *semaphores)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGenOrDelete(context, entryPoint, n);
+}
+
+bool ValidateGenSemaphoresEXT(const Context *context,
+                              angle::EntryPoint entryPoint,
+                              GLsizei n,
+                              const SemaphoreID *semaphores)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGenOrDelete(context, entryPoint, n);
+}
+
+bool ValidateGetSemaphoreParameterui64vEXT(const Context *context,
+                                           angle::EntryPoint entryPoint,
+                                           SemaphoreID semaphore,
+                                           GLenum pname,
+                                           const GLuint64 *params)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateIsSemaphoreEXT(const Context *context,
+                            angle::EntryPoint entryPoint,
+                            SemaphoreID semaphore)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateSemaphoreParameterui64vEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        SemaphoreID semaphore,
+                                        GLenum pname,
+                                        const GLuint64 *params)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateSignalSemaphoreEXT(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                SemaphoreID semaphore,
+                                GLuint numBufferBarriers,
+                                const BufferID *buffers,
+                                GLuint numTextureBarriers,
+                                const TextureID *textures,
+                                const GLenum *dstLayouts)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    for (GLuint i = 0; i < numBufferBarriers; ++i)
+    {
+        if (!context->getBuffer(buffers[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidBufferName);
+            return false;
+        }
+    }
+
+    for (GLuint i = 0; i < numTextureBarriers; ++i)
+    {
+        if (!context->getTexture(textures[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+            return false;
+        }
+        if (!IsValidImageLayout(FromGLenum<ImageLayout>(dstLayouts[i])))
+        {
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidImageLayout);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateWaitSemaphoreEXT(const Context *context,
+                              angle::EntryPoint entryPoint,
+                              SemaphoreID semaphore,
+                              GLuint numBufferBarriers,
+                              const BufferID *buffers,
+                              GLuint numTextureBarriers,
+                              const TextureID *textures,
+                              const GLenum *srcLayouts)
+{
+    if (!context->getExtensions().semaphoreEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    for (GLuint i = 0; i < numBufferBarriers; ++i)
+    {
+        if (!context->getBuffer(buffers[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidBufferName);
+            return false;
+        }
+    }
+
+    for (GLuint i = 0; i < numTextureBarriers; ++i)
+    {
+        if (!context->getTexture(textures[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+            return false;
+        }
+        if (!IsValidImageLayout(FromGLenum<ImageLayout>(srcLayouts[i])))
+        {
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidImageLayout);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateImportSemaphoreFdEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  SemaphoreID semaphore,
+                                  HandleType handleType,
+                                  GLint fd)
+{
+    if (!context->getExtensions().semaphoreFdEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    switch (handleType)
+    {
+        case HandleType::OpaqueFd:
+            break;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidHandleType);
+            return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetSamplerParameterIivEXT(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       SamplerID samplerPacked,
+                                       GLenum pname,
+                                       const GLint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateGetSamplerParameterBase(context, entryPoint, samplerPacked, pname, nullptr);
+}
+
+bool ValidateGetSamplerParameterIuivEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        SamplerID samplerPacked,
+                                        GLenum pname,
+                                        const GLuint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateGetSamplerParameterBase(context, entryPoint, samplerPacked, pname, nullptr);
+}
+
+bool ValidateGetTexParameterIivEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   TextureType targetPacked,
+                                   GLenum pname,
+                                   const GLint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateGetTexParameterBase(context, entryPoint, targetPacked, pname, nullptr);
+}
+
+bool ValidateGetTexParameterIuivEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    TextureType targetPacked,
+                                    GLenum pname,
+                                    const GLuint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateGetTexParameterBase(context, entryPoint, targetPacked, pname, nullptr);
+}
+
+bool ValidateSamplerParameterIivEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    SamplerID samplerPacked,
+                                    GLenum pname,
+                                    const GLint *param)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateSamplerParameterBase(context, entryPoint, samplerPacked, pname, -1, true, param);
+}
+
+bool ValidateSamplerParameterIuivEXT(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     SamplerID samplerPacked,
+                                     GLenum pname,
+                                     const GLuint *param)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateSamplerParameterBase(context, entryPoint, samplerPacked, pname, -1, true, param);
+}
+
+bool ValidateTexParameterIivEXT(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                TextureType targetPacked,
+                                GLenum pname,
+                                const GLint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateTexParameterBase(context, entryPoint, targetPacked, pname, -1, true, params);
+}
+
+bool ValidateTexParameterIuivEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 TextureType targetPacked,
+                                 GLenum pname,
+                                 const GLuint *params)
+{
+    if (context->getClientMajorVersion() < 3)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kES3Required);
+        return false;
+    }
+    return ValidateTexParameterBase(context, entryPoint, targetPacked, pname, -1, true, params);
+}
+
+bool ValidateImportSemaphoreZirconHandleANGLE(const Context *context,
+                                              angle::EntryPoint entryPoint,
+                                              SemaphoreID semaphore,
+                                              HandleType handleType,
+                                              GLuint handle)
+{
+    if (!context->getExtensions().semaphoreFuchsiaANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    switch (handleType)
+    {
+        case HandleType::ZirconEvent:
+            break;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidHandleType);
+            return false;
+    }
+
+    return true;
+}
+
+namespace
+{
+enum class PLSExpectedStatus : bool
+{
+    Inactive,
+    Active
+};
+
+bool ValidatePLSCommon(const Context *context,
+                       angle::EntryPoint entryPoint,
+                       PLSExpectedStatus expectedStatus)
+{
+    // Check that the pixel local storage extension is enabled at all.
+    if (!context->getExtensions().shaderPixelLocalStorageANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSExtensionNotEnabled);
+        return false;
+    }
+
+    // INVALID_FRAMEBUFFER_OPERATION is generated if the default framebuffer object name 0 is
+    // bound to DRAW_FRAMEBUFFER.
+    if (context->getState().getDrawFramebuffer()->id().value == 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_FRAMEBUFFER_OPERATION,
+                                 kPLSDefaultFramebufferBound);
+        return false;
+    }
+
+    if (expectedStatus == PLSExpectedStatus::Inactive)
+    {
+        // INVALID_OPERATION is generated if PIXEL_LOCAL_STORAGE_ACTIVE_ANGLE is TRUE.
+        if (context->getState().getPixelLocalStorageActive())
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSActive);
+            return false;
+        }
+    }
+    else
+    {
+        ASSERT(expectedStatus == PLSExpectedStatus::Active);
+
+        // INVALID_OPERATION is generated if PIXEL_LOCAL_STORAGE_ACTIVE_ANGLE is FALSE.
+        if (!context->getState().getPixelLocalStorageActive())
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSInactive);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidatePLSCommon(const Context *context, angle::EntryPoint entryPoint, GLint plane)
+{
+    if (!ValidatePLSCommon(context, entryPoint, PLSExpectedStatus::Inactive))
+    {
+        return false;
+    }
+
+    // INVALID_VALUE is generated if <plane> < 0 or <plane> >= MAX_PIXEL_LOCAL_STORAGE_PLANES_ANGLE.
+    if (plane < 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kPLSPlaneLessThanZero);
+        return false;
+    }
+    if (plane >= static_cast<GLint>(context->getCaps().maxPixelLocalStoragePlanes))
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kPLSPlaneOutOfRange);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidatePLSInternalformat(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               GLenum internalformat)
+{
+    // INVALID_ENUM is generated if <internalformat> is not one of the acceptable values in Table
+    // X.2, or NONE.
+    switch (internalformat)
+    {
+        case GL_RGBA8:
+        case GL_RGBA8I:
+        case GL_RGBA8UI:
+        case GL_R32F:
+        case GL_R32UI:
+            return true;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kPLSInvalidInternalformat);
+            return false;
+    }
+}
+
+bool ValidatePLSTextureType(const Context *context,
+                            angle::EntryPoint entryPoint,
+                            Texture *tex,
+                            size_t *textureDepth)
+{
+    // INVALID_ENUM is generated if <backingtexture> is nonzero and not of type GL_TEXTURE_2D,
+    // GL_TEXTURE_CUBE_MAP, GL_TEXTURE_2D_ARRAY, or GL_TEXTURE_3D.
+    switch (tex->getType())
+    {
+        case TextureType::_2D:
+            *textureDepth = 1;
+            return true;
+        case TextureType::CubeMap:
+            *textureDepth = 6;
+            return true;
+        case TextureType::_2DArray:
+            *textureDepth = tex->getDepth(TextureTarget::_2DArray, 0);
+            return true;
+        case TextureType::_3D:
+            *textureDepth = tex->getDepth(TextureTarget::_3D, 0);
+            return true;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kPLSInvalidTextureType);
+            return false;
+    }
+}
+
+bool ValidatePLSLoadOperation(const Context *context, angle::EntryPoint entryPoint, GLenum loadop)
+{
+    // INVALID_ENUM is generated if <loadops>[0..<planes>-1] is not one of the Load Operations
+    // enumerated in Table X.1.
+    switch (loadop)
+    {
+        case GL_ZERO:
+        case GL_CLEAR_ANGLE:
+        case GL_KEEP:
+        case GL_DONT_CARE:
+        case GL_DISABLE_ANGLE:
+            return true;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kPLSInvalidLoadOperation);
+            return false;
+    }
+}
+}  // namespace
+
+bool ValidateFramebufferMemorylessPixelLocalStorageANGLE(const Context *context,
+                                                         angle::EntryPoint entryPoint,
+                                                         GLint plane,
+                                                         GLenum internalformat)
+{
+    if (!ValidatePLSCommon(context, entryPoint, plane))
+    {
+        return false;
+    }
+
+    // INVALID_ENUM is generated if <internalformat> is not one of the acceptable values in Table
+    // X.2, or NONE.
+    if (internalformat != GL_NONE)
+    {
+        if (!ValidatePLSInternalformat(context, entryPoint, internalformat))
+        {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateFramebufferTexturePixelLocalStorageANGLE(const Context *context,
+                                                      angle::EntryPoint entryPoint,
+                                                      GLint plane,
+                                                      TextureID backingtexture,
+                                                      GLint level,
+                                                      GLint layer)
+{
+    if (!ValidatePLSCommon(context, entryPoint, plane))
+    {
+        return false;
+    }
+
+    if (backingtexture.value != 0)
+    {
+        Texture *tex = context->getTexture(backingtexture);
+
+        // INVALID_OPERATION is generated if <backingtexture> is not the name of an existing
+        // immutable texture object, or zero.
+        if (!tex)
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+            return false;
+        }
+        if (!tex->getImmutableFormat())
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kTextureIsNotImmutable);
+            return false;
+        }
+
+        // INVALID_ENUM is generated if <backingtexture> is nonzero and not of type GL_TEXTURE_2D,
+        // GL_TEXTURE_CUBE_MAP, GL_TEXTURE_2D_ARRAY, or GL_TEXTURE_3D.
+        size_t textureDepth;
+        if (!ValidatePLSTextureType(context, entryPoint, tex, &textureDepth))
+        {
+            return false;
+        }
+
+        // INVALID_VALUE is generated if <backingtexture> is nonzero and <level> < 0.
+        if (level < 0)
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLevel);
+            return false;
+        }
+
+        // INVALID_VALUE is generated if <backingtexture> is nonzero and <level> >= the
+        // immutable number of mipmap levels in <backingtexture>.
+        if (static_cast<GLuint>(level) >= tex->getImmutableLevels())
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kTextureLevelOutOfRange);
+            return false;
+        }
+
+        // INVALID_VALUE is generated if <backingtexture> is nonzero and <layer> < 0.
+        if (layer < 0)
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLayer);
+            return false;
+        }
+
+        // INVALID_VALUE is generated if <backingtexture> is nonzero and <layer> >= the immutable
+        // number of texture layers in <backingtexture>.
+        if ((size_t)layer >= textureDepth)
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kTextureLayerOutOfRange);
+            return false;
+        }
+
+        // INVALID_ENUM is generated if <backingtexture> is nonzero and its internalformat is not
+        // one of the acceptable values in Table X.2.
+        ASSERT(tex->getImmutableFormat());
+        GLenum internalformat = tex->getState().getBaseLevelDesc().format.info->internalFormat;
+        if (!ValidatePLSInternalformat(context, entryPoint, internalformat))
+        {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateBeginPixelLocalStorageANGLE(const Context *context,
+                                         angle::EntryPoint entryPoint,
+                                         GLsizei planes,
+                                         const GLenum loadops[],
+                                         const void *cleardata)
+{
+    if (!ValidatePLSCommon(context, entryPoint, PLSExpectedStatus::Inactive))
+    {
+        return false;
+    }
+
+    const State &state             = context->getState();
+    const Framebuffer *framebuffer = state.getDrawFramebuffer();
+
+    // INVALID_OPERATION is generated if the value of SAMPLE_BUFFERS is 1 (i.e., if rendering to a
+    // multisampled framebuffer).
+    if (framebuffer->getSamples(context) != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSMultisamplingEnabled);
+        return false;
+    }
+
+    // INVALID_OPERATION is generated if DITHER is enabled.
+    if (state.isDitherEnabled())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSDitherEnabled);
+        return false;
+    }
+
+    // INVALID_OPERATION is generated if RASTERIZER_DISCARD is enabled.
+    if (state.isRasterizerDiscardEnabled())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSRasterizerDiscardEnabled);
+        return false;
+    }
+
+    // INVALID_OPERATION is generated if SAMPLE_ALPHA_TO_COVERAGE is enabled.
+    if (state.isSampleAlphaToCoverageEnabled())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                 kPLSSampleAlphaToCoverageEnabled);
+        return false;
+    }
+
+    // INVALID_OPERATION is generated if SAMPLE_COVERAGE is enabled.
+    if (state.isSampleCoverageEnabled())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kPLSSampleCoverageEnabled);
+        return false;
+    }
+
+    // INVALID_VALUE is generated if <planes> < 1 or <planes> >
+    // MAX_PIXEL_LOCAL_STORAGE_PLANES_ANGLE.
+    if (planes < 1)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kPLSPlanesLessThanOne);
+        return false;
+    }
+    if (planes > static_cast<GLsizei>(context->getCaps().maxPixelLocalStoragePlanes))
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kPLSPlanesOutOfRange);
+        return false;
+    }
+
+    // INVALID_FRAMEBUFFER_OPERATION is generated if the draw framebuffer has an image attached to
+    // any color attachment point on or after:
+    //
+    //   COLOR_ATTACHMENT0 +
+    //   MAX_COLOR_ATTACHMENTS_WITH_ACTIVE_PIXEL_LOCAL_STORAGE_ANGLE
+    //
+    const Caps &caps = context->getCaps();
+    for (int i = caps.maxColorAttachmentsWithActivePixelLocalStorage; i < caps.maxColorAttachments;
+         ++i)
+    {
+        if (framebuffer->getColorAttachment(i))
+        {
+            context->validationError(entryPoint, GL_INVALID_FRAMEBUFFER_OPERATION,
+                                     kPLSMaxColorAttachmentsExceded);
+            return false;
+        }
+    }
+
+    // INVALID_FRAMEBUFFER_OPERATION is generated if the draw framebuffer has an image attached to
+    // any color attachment point on or after:
+    //
+    //   COLOR_ATTACHMENT0 +
+    //   MAX_COMBINED_DRAW_BUFFERS_AND_PIXEL_LOCAL_STORAGE_PLANES_ANGLE -
+    //   <planes>
+    //
+    for (GLuint i = caps.maxCombinedDrawBuffersAndPixelLocalStoragePlanes - planes;
+         i < caps.maxColorAttachmentsWithActivePixelLocalStorage; ++i)
+    {
+        if (framebuffer->getColorAttachment(i))
+        {
+            context->validationError(entryPoint, GL_INVALID_FRAMEBUFFER_OPERATION,
+                                     kPLSMaxCombinedDrawBuffersAndPlanesExceded);
+            return false;
+        }
+    }
+
+    // INVALID_VALUE is generated if <loadops> is NULL.
+    if (!loadops)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kPLSNullLoadOps);
+        return false;
+    }
+
+    const PixelLocalStorage *pls   = framebuffer->peekPixelLocalStorage();
+    bool hasTextureBackedPLSPlanes = false;
+    Extents textureBackedPLSExtents{};
+
+    for (int i = 0; i < planes; ++i)
+    {
+        // INVALID_ENUM is generated if <loadops>[0..<planes>-1] is not one of the Load
+        // Operations enumerated in Table X.1.
+        if (!ValidatePLSLoadOperation(context, entryPoint, loadops[i]))
+        {
+            return false;
+        }
+
+        if (loadops[i] == GL_DISABLE_ANGLE)
+        {
+            continue;
+        }
+
+        // INVALID_VALUE is generated if <loadops>[0..<planes>-1] is CLEAR_ANGLE and <cleardata> is
+        // NULL.
+        if (loadops[i] == GL_CLEAR_ANGLE && !cleardata)
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kPLSNullClearData);
+            return false;
+        }
+
+        // INVALID_OPERATION is generated if <loadops>[0..<planes>-1] is not DISABLE_ANGLE, and
+        // the pixel local storage plane at that same index is is in a deinitialized state.
+        if (pls == nullptr || pls->getPlane(i).isDeinitialized())
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                     kPLSEnablingDeinitializedPlane);
+            return false;
+        }
+
+        // [ANGLE_shader_pixel_local_storage] Section 4.4.2.X "Configuring Pixel Local Storage
+        // on a Framebuffer": When a texture object is deleted, any pixel local storage plane to
+        // which it was bound is automatically converted to a memoryless plane of matching
+        // internalformat.
+        const PixelLocalStoragePlane &plane = pls->getPlane(i);
+
+        Extents textureExtents;
+        if (plane.getTextureImageExtents(context, &textureExtents))
+        {
+            // INVALID_OPERATION is generated if all enabled, texture-backed pixel local storage
+            // planes do not have the same width and height.
+            if (!hasTextureBackedPLSPlanes)
+            {
+                textureBackedPLSExtents   = textureExtents;
+                hasTextureBackedPLSPlanes = true;
+            }
+            else if (textureExtents != textureBackedPLSExtents)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kPLSMismatchedBackingTextureSizes);
+                return false;
+            }
+        }
+        else
+        {
+            // INVALID_OPERATION is generated if <loadops>[0..<planes>-1] is KEEP and the pixel
+            // local storage plane at that same index is memoryless.
+            if (loadops[i] == GL_KEEP)
+            {
+                context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                         kPLSKeepingMemorylessPlane);
+                return false;
+            }
+        }
+    }
+
+    const FramebufferAttachment *firstAttachment =
+        framebuffer->getState().getFirstNonNullAttachment();
+    if (firstAttachment)
+    {
+        // INVALID_OPERATION is generated if the draw framebuffer has other attachments, and its
+        // enabled, texture-backed pixel local storage planes do not have identical dimensions
+        // with the rendering area.
+        if (hasTextureBackedPLSPlanes &&
+            textureBackedPLSExtents != framebuffer->getState().getAttachmentExtentsIntersection())
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                     kPLSDimensionsDontMatchRenderingArea);
+            return false;
+        }
+    }
+    else
+    {
+        // INVALID_OPERATION is generated if the draw framebuffer has no attachments and no
+        // enabled, texture-backed pixel local storage planes.
+        if (!hasTextureBackedPLSPlanes)
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                     kPLSNoAttachmentsNoTextureBacked);
+            return false;
+        }
+    }
+
+    // INVALID_OPERATION is generated if a single texture image is bound to more than one pixel
+    // local storage plane.
+    //
+    //   TODO(anglebug.com/7279): Block feedback loops
+    //
+
+    // INVALID_OPERATION is generated if a single texture image is simultaneously bound to a pixel
+    // local storage plane and attached to the draw framebuffer.
+    //
+    //   TODO(anglebug.com/7279): Block feedback loops
+    //
+
+    return true;
+}
+
+bool ValidateEndPixelLocalStorageANGLE(const Context *context, angle::EntryPoint entryPoint)
+{
+    return ValidatePLSCommon(context, entryPoint, PLSExpectedStatus::Active);
+}
+
+bool ValidatePixelLocalStorageBarrierANGLE(const Context *context, angle::EntryPoint entryPoint)
+{
+    return ValidatePLSCommon(context, entryPoint, PLSExpectedStatus::Active);
+}
+
+bool ValidateFramebufferFetchBarrierEXT(const Context *context, angle::EntryPoint entryPoint)
+{
+    if (!context->getExtensions().shaderFramebufferFetchNonCoherentEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                 kFramebufferFetchNonCoherentExtensionNotEnabled);
+        return false;
+    }
+    return true;
+}
+
+bool ValidatePatchParameteriEXT(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                GLenum pname,
+                                GLint value)
+{
+    if (!context->getExtensions().tessellationShaderEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION,
+                                 kTessellationShaderExtensionNotEnabled);
+        return false;
+    }
+
+    if (pname != GL_PATCH_VERTICES)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
+        return false;
+    }
+
+    if (value <= 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidValueNonPositive);
+        return false;
+    }
+
+    if (value > context->getCaps().maxPatchVertices)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidValueExceedsMaxPatchSize);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateTexStorageMemFlags2DANGLE(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       TextureType targetPacked,
+                                       GLsizei levels,
+                                       GLenum internalFormat,
+                                       GLsizei width,
+                                       GLsizei height,
+                                       MemoryObjectID memoryPacked,
+                                       GLuint64 offset,
+                                       GLbitfield createFlags,
+                                       GLbitfield usageFlags,
+                                       const void *imageCreateInfoPNext)
+{
+    if (!context->getExtensions().memoryObjectFlagsANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (!ValidateTexStorageMem2DEXT(context, entryPoint, targetPacked, levels, internalFormat,
+                                    width, height, memoryPacked, offset))
+    {
+        return false;
+    }
+
+    // |createFlags| and |usageFlags| must only have bits specified by the extension.
+    constexpr GLbitfield kAllCreateFlags =
+        GL_CREATE_SPARSE_BINDING_BIT_ANGLE | GL_CREATE_SPARSE_RESIDENCY_BIT_ANGLE |
+        GL_CREATE_SPARSE_ALIASED_BIT_ANGLE | GL_CREATE_MUTABLE_FORMAT_BIT_ANGLE |
+        GL_CREATE_CUBE_COMPATIBLE_BIT_ANGLE | GL_CREATE_ALIAS_BIT_ANGLE |
+        GL_CREATE_SPLIT_INSTANCE_BIND_REGIONS_BIT_ANGLE | GL_CREATE_2D_ARRAY_COMPATIBLE_BIT_ANGLE |
+        GL_CREATE_BLOCK_TEXEL_VIEW_COMPATIBLE_BIT_ANGLE | GL_CREATE_EXTENDED_USAGE_BIT_ANGLE |
+        GL_CREATE_PROTECTED_BIT_ANGLE | GL_CREATE_DISJOINT_BIT_ANGLE |
+        GL_CREATE_CORNER_SAMPLED_BIT_ANGLE | GL_CREATE_SAMPLE_LOCATIONS_COMPATIBLE_DEPTH_BIT_ANGLE |
+        GL_CREATE_SUBSAMPLED_BIT_ANGLE;
+
+    if ((createFlags & ~kAllCreateFlags) != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidExternalCreateFlags);
+        return false;
+    }
+
+    constexpr GLbitfield kAllUsageFlags =
+        GL_USAGE_TRANSFER_SRC_BIT_ANGLE | GL_USAGE_TRANSFER_DST_BIT_ANGLE |
+        GL_USAGE_SAMPLED_BIT_ANGLE | GL_USAGE_STORAGE_BIT_ANGLE |
+        GL_USAGE_COLOR_ATTACHMENT_BIT_ANGLE | GL_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT_ANGLE |
+        GL_USAGE_TRANSIENT_ATTACHMENT_BIT_ANGLE | GL_USAGE_INPUT_ATTACHMENT_BIT_ANGLE |
+        GL_USAGE_SHADING_RATE_IMAGE_BIT_ANGLE | GL_USAGE_FRAGMENT_DENSITY_MAP_BIT_ANGLE;
+
+    if ((usageFlags & ~kAllUsageFlags) != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidExternalUsageFlags);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateTexStorageMemFlags2DMultisampleANGLE(const Context *context,
+                                                  angle::EntryPoint entryPoint,
+                                                  TextureType targetPacked,
+                                                  GLsizei samples,
+                                                  GLenum internalFormat,
+                                                  GLsizei width,
+                                                  GLsizei height,
+                                                  GLboolean fixedSampleLocations,
+                                                  MemoryObjectID memoryPacked,
+                                                  GLuint64 offset,
+                                                  GLbitfield createFlags,
+                                                  GLbitfield usageFlags,
+                                                  const void *imageCreateInfoPNext)
+{
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateTexStorageMemFlags3DANGLE(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       TextureType targetPacked,
+                                       GLsizei levels,
+                                       GLenum internalFormat,
+                                       GLsizei width,
+                                       GLsizei height,
+                                       GLsizei depth,
+                                       MemoryObjectID memoryPacked,
+                                       GLuint64 offset,
+                                       GLbitfield createFlags,
+                                       GLbitfield usageFlags,
+                                       const void *imageCreateInfoPNext)
+{
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateTexStorageMemFlags3DMultisampleANGLE(const Context *context,
+                                                  angle::EntryPoint entryPoint,
+                                                  TextureType targetPacked,
+                                                  GLsizei samples,
+                                                  GLenum internalFormat,
+                                                  GLsizei width,
+                                                  GLsizei height,
+                                                  GLsizei depth,
+                                                  GLboolean fixedSampleLocations,
+                                                  MemoryObjectID memoryPacked,
+                                                  GLuint64 offset,
+                                                  GLbitfield createFlags,
+                                                  GLbitfield usageFlags,
+                                                  const void *imageCreateInfoPNext)
+{
+    UNIMPLEMENTED();
+    return false;
+}
+
+// GL_EXT_buffer_storage
+bool ValidateBufferStorageEXT(const Context *context,
+                              angle::EntryPoint entryPoint,
+                              BufferBinding targetPacked,
+                              GLsizeiptr size,
+                              const void *data,
+                              GLbitfield flags)
+{
+    if (!context->isValidBufferBinding(targetPacked))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidBufferTypes);
+        return false;
+    }
+
+    if (size <= 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kNonPositiveSize);
+        return false;
+    }
+
+    constexpr GLbitfield kAllUsageFlags =
+        (GL_DYNAMIC_STORAGE_BIT_EXT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT |
+         GL_MAP_PERSISTENT_BIT_EXT | GL_MAP_COHERENT_BIT_EXT | GL_CLIENT_STORAGE_BIT_EXT);
+    if ((flags & ~kAllUsageFlags) != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidBufferUsageFlags);
+        return false;
+    }
+
+    if (((flags & GL_MAP_PERSISTENT_BIT_EXT) != 0) &&
+        ((flags & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) == 0))
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidBufferUsageFlags);
+        return false;
+    }
+
+    if (((flags & GL_MAP_COHERENT_BIT_EXT) != 0) && ((flags & GL_MAP_PERSISTENT_BIT_EXT) == 0))
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidBufferUsageFlags);
+        return false;
+    }
+
+    Buffer *buffer = context->getState().getTargetBuffer(targetPacked);
+
+    if (buffer == nullptr)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kBufferNotBound);
+        return false;
+    }
+
+    if (buffer->isImmutable())
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kBufferImmutable);
+        return false;
+    }
+
+    return true;
+}
+
+// GL_EXT_clip_control
+bool ValidateClipControlEXT(const Context *context,
+                            angle::EntryPoint entryPoint,
+                            GLenum origin,
+                            GLenum depth)
+{
+    if ((origin != GL_LOWER_LEFT_EXT) && (origin != GL_UPPER_LEFT_EXT))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidOriginEnum);
+        return false;
+    }
+
+    if ((depth != GL_NEGATIVE_ONE_TO_ONE_EXT) && (depth != GL_ZERO_TO_ONE_EXT))
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidDepthEnum);
+        return false;
+    }
+
+    return true;
+}
+
+// GL_EXT_external_buffer
+bool ValidateBufferStorageExternalEXT(const Context *context,
+                                      angle::EntryPoint entryPoint,
+                                      BufferBinding targetPacked,
+                                      GLintptr offset,
+                                      GLsizeiptr size,
+                                      GLeglClientBufferEXT clientBuffer,
+                                      GLbitfield flags)
+{
+    if (!ValidateBufferStorageEXT(context, entryPoint, targetPacked, size, nullptr, flags))
+    {
+        return false;
+    }
+
+    if (offset != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kExternalBufferInvalidOffset);
+        return false;
+    }
+
+    if (clientBuffer == nullptr && size > 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kClientBufferInvalid);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateNamedBufferStorageExternalEXT(const Context *context,
+                                           angle::EntryPoint entryPoint,
+                                           GLuint buffer,
+                                           GLintptr offset,
+                                           GLsizeiptr size,
+                                           GLeglClientBufferEXT clientBuffer,
+                                           GLbitfield flags)
+{
+    UNIMPLEMENTED();
+    return false;
+}
+
+// GL_EXT_primitive_bounding_box
+bool ValidatePrimitiveBoundingBoxEXT(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     GLfloat minX,
+                                     GLfloat minY,
+                                     GLfloat minZ,
+                                     GLfloat minW,
+                                     GLfloat maxX,
+                                     GLfloat maxY,
+                                     GLfloat maxZ,
+                                     GLfloat maxW)
+{
+    if (!context->getExtensions().primitiveBoundingBoxEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return true;
+}
+
+// GL_OES_primitive_bounding_box
+bool ValidatePrimitiveBoundingBoxOES(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     GLfloat minX,
+                                     GLfloat minY,
+                                     GLfloat minZ,
+                                     GLfloat minW,
+                                     GLfloat maxX,
+                                     GLfloat maxY,
+                                     GLfloat maxZ,
+                                     GLfloat maxW)
+{
+    if (!context->getExtensions().primitiveBoundingBoxOES)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return true;
+}
+
+// GL_EXT_separate_shader_objects
+bool ValidateActiveShaderProgramEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    ProgramPipelineID pipelinePacked,
+                                    ShaderProgramID programPacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateActiveShaderProgramBase(context, entryPoint, pipelinePacked, programPacked);
+}
+
+bool ValidateBindProgramPipelineEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    ProgramPipelineID pipelinePacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateBindProgramPipelineBase(context, entryPoint, pipelinePacked);
+}
+
+bool ValidateCreateShaderProgramvEXT(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     ShaderType typePacked,
+                                     GLsizei count,
+                                     const GLchar **strings)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateCreateShaderProgramvBase(context, entryPoint, typePacked, count, strings);
+}
+
+bool ValidateDeleteProgramPipelinesEXT(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLsizei n,
+                                       const ProgramPipelineID *pipelinesPacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateDeleteProgramPipelinesBase(context, entryPoint, n, pipelinesPacked);
+}
+
+bool ValidateGenProgramPipelinesEXT(const Context *context,
+                                    angle::EntryPoint entryPoint,
+                                    GLsizei n,
+                                    const ProgramPipelineID *pipelinesPacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGenProgramPipelinesBase(context, entryPoint, n, pipelinesPacked);
+}
+
+bool ValidateGetProgramPipelineInfoLogEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ProgramPipelineID pipelinePacked,
+                                          GLsizei bufSize,
+                                          const GLsizei *length,
+                                          const GLchar *infoLog)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGetProgramPipelineInfoLogBase(context, entryPoint, pipelinePacked, bufSize,
+                                                 length, infoLog);
+}
+
+bool ValidateGetProgramPipelineivEXT(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     ProgramPipelineID pipelinePacked,
+                                     GLenum pname,
+                                     const GLint *params)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateGetProgramPipelineivBase(context, entryPoint, pipelinePacked, pname, params);
+}
+
+bool ValidateIsProgramPipelineEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ProgramPipelineID pipelinePacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateIsProgramPipelineBase(context, entryPoint, pipelinePacked);
+}
+
+bool ValidateProgramParameteriEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  GLenum pname,
+                                  GLint value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramParameteriBase(context, entryPoint, programPacked, pname, value);
+}
+
+bool ValidateProgramUniform1fEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLfloat v0)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1fBase(context, entryPoint, programPacked, locationPacked, v0);
+}
+
+bool ValidateProgramUniform1fvEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1fvBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform1iEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLint v0)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1iBase(context, entryPoint, programPacked, locationPacked, v0);
+}
+
+bool ValidateProgramUniform1ivEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1ivBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform1uiEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLuint v0)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1uiBase(context, entryPoint, programPacked, locationPacked, v0);
+}
+
+bool ValidateProgramUniform1uivEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   ShaderProgramID programPacked,
+                                   UniformLocation locationPacked,
+                                   GLsizei count,
+                                   const GLuint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform1uivBase(context, entryPoint, programPacked, locationPacked, count,
+                                          value);
+}
+
+bool ValidateProgramUniform2fEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLfloat v0,
+                                 GLfloat v1)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2fBase(context, entryPoint, programPacked, locationPacked, v0, v1);
+}
+
+bool ValidateProgramUniform2fvEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2fvBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform2iEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLint v0,
+                                 GLint v1)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2iBase(context, entryPoint, programPacked, locationPacked, v0, v1);
+}
+
+bool ValidateProgramUniform2ivEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2ivBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform2uiEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLuint v0,
+                                  GLuint v1)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2uiBase(context, entryPoint, programPacked, locationPacked, v0,
+                                         v1);
+}
+
+bool ValidateProgramUniform2uivEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   ShaderProgramID programPacked,
+                                   UniformLocation locationPacked,
+                                   GLsizei count,
+                                   const GLuint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform2uivBase(context, entryPoint, programPacked, locationPacked, count,
+                                          value);
+}
+
+bool ValidateProgramUniform3fEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLfloat v0,
+                                 GLfloat v1,
+                                 GLfloat v2)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3fBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                        v2);
+}
+
+bool ValidateProgramUniform3fvEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3fvBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform3iEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLint v0,
+                                 GLint v1,
+                                 GLint v2)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3iBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                        v2);
+}
+
+bool ValidateProgramUniform3ivEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3ivBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform3uiEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLuint v0,
+                                  GLuint v1,
+                                  GLuint v2)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3uiBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                         v2);
+}
+
+bool ValidateProgramUniform3uivEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   ShaderProgramID programPacked,
+                                   UniformLocation locationPacked,
+                                   GLsizei count,
+                                   const GLuint *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform3uivBase(context, entryPoint, programPacked, locationPacked, count,
+                                          value);
+}
+
+bool ValidateProgramUniform4fEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLfloat v0,
+                                 GLfloat v1,
+                                 GLfloat v2,
+                                 GLfloat v3)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform4fBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                        v2, v3);
+}
+
+bool ValidateProgramUniform4fvEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform4fvBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform4iEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ShaderProgramID programPacked,
+                                 UniformLocation locationPacked,
+                                 GLint v0,
+                                 GLint v1,
+                                 GLint v2,
+                                 GLint v3)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform4iBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                        v2, v3);
+}
+
+bool ValidateProgramUniform4ivEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLsizei count,
+                                  const GLint *value)
+{
+    return ValidateProgramUniform4ivBase(context, entryPoint, programPacked, locationPacked, count,
+                                         value);
+}
+
+bool ValidateProgramUniform4uiEXT(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  ShaderProgramID programPacked,
+                                  UniformLocation locationPacked,
+                                  GLuint v0,
+                                  GLuint v1,
+                                  GLuint v2,
+                                  GLuint v3)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniform4uiBase(context, entryPoint, programPacked, locationPacked, v0, v1,
+                                         v2, v3);
+}
+
+bool ValidateProgramUniform4uivEXT(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   ShaderProgramID programPacked,
+                                   UniformLocation locationPacked,
+                                   GLsizei count,
+                                   const GLuint *value)
+{
+    return ValidateProgramUniform4uivBase(context, entryPoint, programPacked, locationPacked, count,
+                                          value);
+}
+
+bool ValidateProgramUniformMatrix2fvEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        ShaderProgramID programPacked,
+                                        UniformLocation locationPacked,
+                                        GLsizei count,
+                                        GLboolean transpose,
+                                        const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix2fvBase(context, entryPoint, programPacked, locationPacked,
+                                               count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix2x3fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix2x3fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix2x4fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix2x4fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix3fvEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        ShaderProgramID programPacked,
+                                        UniformLocation locationPacked,
+                                        GLsizei count,
+                                        GLboolean transpose,
+                                        const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix3fvBase(context, entryPoint, programPacked, locationPacked,
+                                               count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix3x2fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix3x2fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix3x4fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix3x4fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix4fvEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        ShaderProgramID programPacked,
+                                        UniformLocation locationPacked,
+                                        GLsizei count,
+                                        GLboolean transpose,
+                                        const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix4fvBase(context, entryPoint, programPacked, locationPacked,
+                                               count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix4x2fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix4x2fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateProgramUniformMatrix4x3fvEXT(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          ShaderProgramID programPacked,
+                                          UniformLocation locationPacked,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat *value)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateProgramUniformMatrix4x3fvBase(context, entryPoint, programPacked, locationPacked,
+                                                 count, transpose, value);
+}
+
+bool ValidateUseProgramStagesEXT(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 ProgramPipelineID pipelinePacked,
+                                 GLbitfield stages,
+                                 ShaderProgramID programPacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateUseProgramStagesBase(context, entryPoint, pipelinePacked, stages, programPacked);
+}
+
+bool ValidateValidateProgramPipelineEXT(const Context *context,
+                                        angle::EntryPoint entryPoint,
+                                        ProgramPipelineID pipelinePacked)
+{
+    if (!context->getExtensions().separateShaderObjectsEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateValidateProgramPipelineBase(context, entryPoint, pipelinePacked);
+}
+
+// GL_EXT_debug_label
+bool ValidateGetObjectLabelEXT(const Context *context,
+                               angle::EntryPoint entryPoint,
+                               GLenum type,
+                               GLuint object,
+                               GLsizei bufSize,
+                               const GLsizei *length,
+                               const GLchar *label)
+{
+    if (!context->getExtensions().debugLabelEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (bufSize < 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeBufferSize);
+        return false;
+    }
+
+    return ValidateObjectIdentifierAndName(context, entryPoint, type, object);
+}
+
+bool ValidateLabelObjectEXT(const Context *context,
+                            angle::EntryPoint entryPoint,
+                            GLenum type,
+                            GLuint object,
+                            GLsizei length,
+                            const GLchar *label)
+{
+    if (!context->getExtensions().debugLabelEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (length < 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLength);
+        return false;
+    }
+
+    return ValidateObjectIdentifierAndName(context, entryPoint, type, object);
+}
+
+bool ValidateEGLImageTargetTextureStorageEXT(const Context *context,
+                                             angle::EntryPoint entryPoint,
+                                             GLuint texture,
+                                             GLeglImageOES image,
+                                             const GLint *attrib_list)
+{
+    UNREACHABLE();
+    return false;
+}
+
+bool ValidateEGLImageTargetTexStorageEXT(const Context *context,
+                                         angle::EntryPoint entryPoint,
+                                         GLenum target,
+                                         GLeglImageOES image,
+                                         const GLint *attrib_list)
+{
+    if (!context->getExtensions().EGLImageStorageEXT)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    gl::TextureType targetType = FromGLenum<TextureType>(target);
+    switch (targetType)
+    {
+        case TextureType::External:
+            if (!context->getExtensions().EGLImageExternalOES)
+            {
+                context->validationErrorF(entryPoint, GL_INVALID_ENUM, kEnumNotSupported,
+                                          ToGLenum(targetType));
+            }
+            break;
+        case TextureType::CubeMapArray:
+            if (!context->getExtensions().textureCubeMapArrayAny())
+            {
+                context->validationErrorF(entryPoint, GL_INVALID_ENUM, kEnumNotSupported,
+                                          ToGLenum(targetType));
+            }
+            break;
+        case TextureType::_2D:
+        case TextureType::_2DArray:
+        case TextureType::_3D:
+        case TextureType::CubeMap:
+            break;
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidTextureTarget);
+            return false;
+    }
+
+    // Validate egl source image is valid
+    egl::Image *imageObject = static_cast<egl::Image *>(image);
+    if (!ValidateEGLImageObject(context, entryPoint, targetType, image))
+    {
+        return false;
+    }
+
+    // attrib list validation
+    if (attrib_list != nullptr && attrib_list[0] != GL_NONE)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kAttributeListNotNull);
+        return false;
+    }
+
+    GLsizei levelCount    = imageObject->getLevelCount();
+    Extents size          = imageObject->getExtents();
+    GLsizei width         = static_cast<GLsizei>(size.width);
+    GLsizei height        = static_cast<GLsizei>(size.height);
+    GLsizei depth         = static_cast<GLsizei>(size.depth);
+    GLenum internalformat = imageObject->getFormat().info->sizedInternalFormat;
+
+    if (width < 1 || height < 1 || depth < 1 || levelCount < 1)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kTextureSizeTooSmall);
+        return false;
+    }
+
+    if (!ValidateES3TexStorageParametersLevel(context, entryPoint, targetType, levelCount, width,
+                                              height, depth))
+    {
+        // Error already generated.
+        return false;
+    }
+
+    if (targetType == TextureType::External)
+    {
+        const Caps &caps = context->getCaps();
+        if (width > caps.max2DTextureSize || height > caps.max2DTextureSize)
+        {
+            context->validationError(entryPoint, GL_INVALID_VALUE, kResourceMaxTextureSize);
+            return false;
+        }
+    }
+    else if (!ValidateES3TexStorageParametersExtent(context, entryPoint, targetType, levelCount,
+                                                    width, height, depth))
+    {
+        // Error already generated.
+        return false;
+    }
+
+    if (!ValidateES3TexStorageParametersTexObject(context, entryPoint, targetType))
+    {
+        // Error already generated.
+        return false;
+    }
+
+    if (!ValidateES3TexStorageParametersFormat(context, entryPoint, targetType, levelCount,
+                                               internalformat, width, height, depth))
+    {
+        // Error already generated.
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateAcquireTexturesANGLE(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  GLuint numTextures,
+                                  const TextureID *textures,
+                                  const GLenum *layouts)
+{
+    if (!context->getExtensions().vulkanImageANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    for (GLuint i = 0; i < numTextures; ++i)
+    {
+        if (!context->getTexture(textures[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+            return false;
+        }
+        if (!IsValidImageLayout(FromGLenum<ImageLayout>(layouts[i])))
+        {
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidImageLayout);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateReleaseTexturesANGLE(const Context *context,
+                                  angle::EntryPoint entryPoint,
+                                  GLuint numTextures,
+                                  const TextureID *textures,
+                                  const GLenum *layouts)
+{
+    if (!context->getExtensions().vulkanImageANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+    for (GLuint i = 0; i < numTextures; ++i)
+    {
+        if (!context->getTexture(textures[i]))
+        {
+            context->validationError(entryPoint, GL_INVALID_OPERATION, kInvalidTextureName);
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool ValidateFramebufferParameteriMESA(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLenum target,
+                                       GLenum pname,
+                                       GLint param)
+{
+    if (pname != GL_FRAMEBUFFER_FLIP_Y_MESA)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
+        return false;
+    }
+    return ValidateFramebufferParameteriBase(context, entryPoint, target, pname, param);
+}
+
+bool ValidateGetFramebufferParameterivMESA(const Context *context,
+                                           angle::EntryPoint entryPoint,
+                                           GLenum target,
+                                           GLenum pname,
+                                           const GLint *params)
+{
+    if (pname != GL_FRAMEBUFFER_FLIP_Y_MESA)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
+        return false;
+    }
+    return ValidateGetFramebufferParameterivBase(context, entryPoint, target, pname, params);
+}
+
+// GL_AMD_performance_monitor
+bool ValidateBeginPerfMonitorAMD(const Context *context,
+                                 angle::EntryPoint entryPoint,
+                                 GLuint monitor)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateDeletePerfMonitorsAMD(const Context *context,
+                                   angle::EntryPoint entryPoint,
+                                   GLsizei n,
+                                   const GLuint *monitors)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateEndPerfMonitorAMD(const Context *context, angle::EntryPoint entryPoint, GLuint monitor)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateGenPerfMonitorsAMD(const Context *context,
+                                angle::EntryPoint entryPoint,
+                                GLsizei n,
+                                const GLuint *monitors)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateGetPerfMonitorCounterDataAMD(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          GLuint monitor,
+                                          GLenum pname,
+                                          GLsizei dataSize,
+                                          const GLuint *data,
+                                          const GLint *bytesWritten)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    if (monitor != 0)
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitor);
+        return false;
+    }
+
+    switch (pname)
+    {
+        case GL_PERFMON_RESULT_AVAILABLE_AMD:
+        case GL_PERFMON_RESULT_SIZE_AMD:
+        case GL_PERFMON_RESULT_AMD:
+            break;
+
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
+            return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetPerfMonitorCounterInfoAMD(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          GLuint group,
+                                          GLuint counter,
+                                          GLenum pname,
+                                          const void *data)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const angle::PerfMonitorCounterGroups &groups = context->getPerfMonitorCounterGroups();
+
+    if (group >= groups.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorGroup);
+        return false;
+    }
+
+    if (counter >= groups[group].counters.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorCounter);
+        return false;
+    }
+
+    switch (pname)
+    {
+        case GL_COUNTER_TYPE_AMD:
+        case GL_COUNTER_RANGE_AMD:
+            break;
+
+        default:
+            context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
+            return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetPerfMonitorCounterStringAMD(const Context *context,
+                                            angle::EntryPoint entryPoint,
+                                            GLuint group,
+                                            GLuint counter,
+                                            GLsizei bufSize,
+                                            const GLsizei *length,
+                                            const GLchar *counterString)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const angle::PerfMonitorCounterGroups &groups = context->getPerfMonitorCounterGroups();
+
+    if (group >= groups.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorGroup);
+        return false;
+    }
+
+    if (counter >= groups[group].counters.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorCounter);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetPerfMonitorCountersAMD(const Context *context,
+                                       angle::EntryPoint entryPoint,
+                                       GLuint group,
+                                       const GLint *numCounters,
+                                       const GLint *maxActiveCounters,
+                                       GLsizei counterSize,
+                                       const GLuint *counters)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const angle::PerfMonitorCounterGroups &groups = context->getPerfMonitorCounterGroups();
+
+    if (group >= groups.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorGroup);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetPerfMonitorGroupStringAMD(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          GLuint group,
+                                          GLsizei bufSize,
+                                          const GLsizei *length,
+                                          const GLchar *groupString)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    const angle::PerfMonitorCounterGroups &groups = context->getPerfMonitorCounterGroups();
+
+    if (group >= groups.size())
+    {
+        context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPerfMonitorGroup);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateGetPerfMonitorGroupsAMD(const Context *context,
+                                     angle::EntryPoint entryPoint,
+                                     const GLint *numGroups,
+                                     GLsizei groupsSize,
+                                     const GLuint *groups)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateSelectPerfMonitorCountersAMD(const Context *context,
+                                          angle::EntryPoint entryPoint,
+                                          GLuint monitor,
+                                          GLboolean enable,
+                                          GLuint group,
+                                          GLint numCounters,
+                                          const GLuint *counterList)
+{
+    if (!context->getExtensions().performanceMonitorAMD)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    UNIMPLEMENTED();
+    return false;
+}
+
+bool ValidateShadingRateQCOM(const Context *context, angle::EntryPoint entryPoint, GLenum rate)
+{
+    if (!context->getExtensions().shadingRateQCOM)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    gl::ShadingRate shadingRate = gl::FromGLenum<gl::ShadingRate>(rate);
+    if (shadingRate == gl::ShadingRate::Undefined || shadingRate == gl::ShadingRate::InvalidEnum)
+    {
+        context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidShadingRate);
+        return false;
+    }
+
+    return true;
+}
+
+bool ValidateLogicOpANGLE(const Context *context,
+                          angle::EntryPoint entryPoint,
+                          LogicalOperation opcodePacked)
+{
+    if (!context->getExtensions().logicOpANGLE)
+    {
+        context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
+        return false;
+    }
+
+    return ValidateLogicOpCommon(context, entryPoint, opcodePacked);
+}
+}  // namespace gl