Hash :
9318a143
Author :
Date :
2024-01-11T15:58:44
Add __asm__("") statements to loop bodies in MSL.
This prevents erasure of infinite loops during optimization passes.
Bug: chromium:1513738
Change-Id: I84a305b5e7fd824531d9e3ebae5496ddec030bac
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5191166
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Alexey Knyazev <lexa.knyazev@gmail.com>
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// GENERATED FILE - DO NOT EDIT.
// Generated by gen_features.py using data from mtl_features.json.
//
// Copyright 2022 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.
//
// FeaturesMtl_autogen.h: Optional features for the Metal renderer.
#ifndef ANGLE_PLATFORM_AUTOGEN_FEATURESMTL_H_
#define ANGLE_PLATFORM_AUTOGEN_FEATURESMTL_H_
#include "platform/Feature.h"
namespace angle
{
struct FeaturesMtl : FeatureSetBase
{
FeaturesMtl();
~FeaturesMtl();
FeatureInfo hasBaseVertexInstancedDraw = {
"hasBaseVertexInstancedDraw",
FeatureCategory::MetalFeatures,
"The renderer supports base vertex instanced draw",
&members,
};
FeatureInfo hasExplicitMemBarrier = {
"hasExplicitMemBarrier",
FeatureCategory::MetalFeatures,
"The renderer supports explicit memory barrier",
&members,
};
FeatureInfo hasCheapRenderPass = {
"hasCheapRenderPass",
FeatureCategory::MetalFeatures,
"The renderer can cheaply break a render pass.",
&members,
};
FeatureInfo hasNonUniformDispatch = {
"hasNonUniformDispatch",
FeatureCategory::MetalFeatures,
"The renderer supports non uniform compute shader dispatch's group size",
&members,
};
FeatureInfo hasShaderStencilOutput = {
"hasShaderStencilOutput",
FeatureCategory::MetalFeatures,
"The renderer supports stencil output from fragment shader",
&members,
};
FeatureInfo hasTextureSwizzle = {
"hasTextureSwizzle",
FeatureCategory::MetalFeatures,
"The renderer supports texture swizzle",
&members,
};
FeatureInfo hasDepthAutoResolve = {
"hasDepthAutoResolve",
FeatureCategory::MetalFeatures,
"The renderer supports MSAA depth auto resolve at the end of render pass",
&members,
};
FeatureInfo hasStencilAutoResolve = {
"hasStencilAutoResolve",
FeatureCategory::MetalFeatures,
"The renderer supports MSAA stencil auto resolve at the end of render pass",
&members,
};
FeatureInfo hasEvents = {
"hasEvents",
FeatureCategory::MetalFeatures,
"The renderer supports MTL(Shared)Event",
&members,
};
FeatureInfo allowInlineConstVertexData = {
"allowInlineConstVertexData",
FeatureCategory::MetalFeatures,
"The renderer supports using inline constant data for small client vertex data",
&members,
};
FeatureInfo allowSeparateDepthStencilBuffers = {
"allowSeparateDepthStencilBuffers",
FeatureCategory::MetalFeatures,
"Some Apple platforms such as iOS allows separate depth and stencil buffers, "
"whereas others such as macOS don't",
&members,
};
FeatureInfo allowRuntimeSamplerCompareMode = {
"allowRuntimeSamplerCompareMode",
FeatureCategory::MetalFeatures,
"The renderer supports changing sampler's compare mode outside shaders",
&members,
};
FeatureInfo allowSamplerCompareGradient = {
"allowSamplerCompareGradient",
FeatureCategory::MetalFeatures,
"The renderer supports sample_compare with gradients",
&members,
};
FeatureInfo allowSamplerCompareLod = {
"allowSamplerCompareLod",
FeatureCategory::MetalFeatures,
"The renderer supports sample_compare with lod",
&members,
};
FeatureInfo allowBufferReadWrite = {
"allowBufferReadWrite",
FeatureCategory::MetalFeatures,
"The renderer supports buffer read and write in the same shader",
&members,
};
FeatureInfo allowMultisampleStoreAndResolve = {
"allowMultisampleStoreAndResolve",
FeatureCategory::MetalFeatures,
"The renderer supports MSAA store and resolve in the same pass",
&members,
};
FeatureInfo allowGenMultipleMipsPerPass = {
"allowGenMultipleMipsPerPass",
FeatureCategory::MetalFeatures,
"The renderer supports generating multiple mipmaps per pass",
&members,
};
FeatureInfo forceD24S8AsUnsupported = {
"forceD24S8AsUnsupported",
FeatureCategory::MetalFeatures,
"Force Depth24Stencil8 format as unsupported.",
&members,
};
FeatureInfo forceBufferGPUStorage = {
"forceBufferGPUStorage",
FeatureCategory::MetalFeatures,
"On systems that support both buffer' memory allocation on GPU and shared memory (such as "
"macOS), force using GPU memory allocation for buffers everytime or not.",
&members,
};
FeatureInfo forceNonCSBaseMipmapGeneration = {
"forceNonCSBaseMipmapGeneration",
FeatureCategory::MetalFeatures,
"Turn this feature on to disallow Compute Shader based mipmap generation. Compute Shader "
"based mipmap generation might cause GPU hang on some older iOS devices.",
&members,
};
FeatureInfo emulateTransformFeedback = {
"emulateTransformFeedback",
FeatureCategory::MetalFeatures,
"Turn this on to allow transform feedback in Metal using a 2-pass VS for GLES3.",
&members,
};
FeatureInfo intelExplicitBoolCastWorkaround = {
"intelExplicitBoolCastWorkaround",
FeatureCategory::MetalWorkarounds,
"Insert explicit casts for float/double/unsigned/signed int on macOS 10.15 with Intel "
"driver",
&members,
};
FeatureInfo intelDisableFastMath = {
"intelDisableFastMath",
FeatureCategory::MetalWorkarounds,
"Disable fast math in atan and invariance cases when running below macOS 12.0",
&members,
};
FeatureInfo allowRenderpassWithoutAttachment = {
"allowRenderpassWithoutAttachment",
FeatureCategory::MetalFeatures,
"Allow creation of render passes without any attachments",
&members,
};
FeatureInfo avoidStencilTextureSwizzle = {
"avoidStencilTextureSwizzle",
FeatureCategory::MetalFeatures,
"Do not create swizzled views of stencil textures",
&members,
};
FeatureInfo emulateAlphaToCoverage = {
"emulateAlphaToCoverage",
FeatureCategory::MetalWorkarounds,
"Some GPUs ignore alpha-to-coverage when [[sample_mask]] is written",
&members,
};
FeatureInfo writeHelperSampleMask = {
"writeHelperSampleMask",
FeatureCategory::MetalWorkarounds,
"Some GPUs produce incorrect derivatives unless [[sample_mask]] is written",
&members,
};
FeatureInfo preTransformTextureCubeGradDerivatives = {
"preTransformTextureCubeGradDerivatives",
FeatureCategory::MetalWorkarounds,
"Apply a vendor-specific transformation to explicit cubemap derivatives",
&members,
};
FeatureInfo multisampleColorFormatShaderReadWorkaround = {
"multisampleColorFormatShaderReadWorkaround",
FeatureCategory::MetalWorkarounds,
"Add shaderRead usage to some multisampled texture formats",
&members, "http://anglebug.com/7049"
};
FeatureInfo copyIOSurfaceToNonIOSurfaceForReadOptimization = {
"copyIOSurfaceToNonIOSurfaceForReadOptimization",
FeatureCategory::MetalWorkarounds,
"some GPUs are faster to read an IOSurface texture by first copying the texture to a "
"non-IOSurface texture",
&members, "http://anglebug.com/7117 http://anglebug.com/7573"
};
FeatureInfo copyTextureToBufferForReadOptimization = {
"copyTextureToBufferForReadOptimization",
FeatureCategory::MetalWorkarounds,
"some GPUs are faster to read a texture by first copying the texture to a buffer",
&members, "http://anglebug.com/7117"
};
FeatureInfo limitMaxDrawBuffersForTesting = {
"limitMaxDrawBuffersForTesting",
FeatureCategory::MetalFeatures,
"Used to check the backend works when the device's advertized limit is less than the code's limit",
&members, "http://anglebug.com/7280"
};
FeatureInfo limitMaxColorTargetBitsForTesting = {
"limitMaxColorTargetBitsForTesting",
FeatureCategory::MetalFeatures,
"Metal iOS has a limit on the number of color target bits per pixel.",
&members, "http://anglebug.com/7280"
};
FeatureInfo preemptivelyStartProvokingVertexCommandBuffer = {
"preemptivelyStartProvokingVertexCommandBuffer",
FeatureCategory::MetalFeatures,
"AMD Metal Drivers appear to have a bug this works around",
&members, "http://anglebug.com/7635"
};
FeatureInfo uploadDataToIosurfacesWithStagingBuffers = {
"uploadDataToIosurfacesWithStagingBuffers",
FeatureCategory::MetalWorkarounds,
"When uploading data to IOSurface-backed textures, use a staging buffer.",
&members, "http://anglebug.com/7573"
};
FeatureInfo alwaysUseStagedBufferUpdates = {
"alwaysUseStagedBufferUpdates",
FeatureCategory::MetalFeatures,
"Always update buffers by copying the data to a staging buffer and then blitting it to the actual buffer",
&members, "http://anglebug.com/7544"
};
FeatureInfo useShadowBuffersWhenAppropriate = {
"useShadowBuffersWhenAppropriate",
FeatureCategory::MetalFeatures,
"On some architectures using a shadow buffer can be faster for certain size buffers",
&members, "http://anglebug.com/7544"
};
FeatureInfo alwaysUseManagedStorageModeForBuffers = {
"alwaysUseManagedStorageModeForBuffers",
FeatureCategory::MetalFeatures,
"Metal buffers can be managed, shared, or private. Sometimes managed is fastest",
&members, "http://anglebug.com/7544"
};
FeatureInfo alwaysUseSharedStorageModeForBuffers = {
"alwaysUseSharedStorageModeForBuffers",
FeatureCategory::MetalFeatures,
"Metal buffers can be managed, shared, or private. Sometimes shared is fastest",
&members, "http://anglebug.com/7544"
};
FeatureInfo preferCpuForBuffersubdata = {
"preferCpuForBuffersubdata",
FeatureCategory::MetalFeatures,
"Makes bufferSubData always update via CPU",
&members, "http://anglebug.com/7544"
};
FeatureInfo disableProgrammableBlending = {
"disableProgrammableBlending",
FeatureCategory::MetalFeatures,
"Disable programmable blending in order to test read_write pixel local storage textures",
&members, "http://anglebug.com/7279"
};
FeatureInfo disableRWTextureTier2Support = {
"disableRWTextureTier2Support",
FeatureCategory::MetalFeatures,
"Disable tier2 read_write textures in order to test tier1 support",
&members, "http://anglebug.com/7279"
};
FeatureInfo disableRasterOrderGroups = {
"disableRasterOrderGroups",
FeatureCategory::MetalFeatures,
"Disable raster order groups in order to test pixel local storage memory barriers",
&members, "http://anglebug.com/7279"
};
FeatureInfo enableInMemoryMtlLibraryCache = {
"enableInMemoryMtlLibraryCache",
FeatureCategory::MetalFeatures,
"Cache MTLLibrary objects in memory.",
&members, "http://crbug.com/1385510"
};
FeatureInfo enableParallelMtlLibraryCompilation = {
"enableParallelMtlLibraryCompilation",
FeatureCategory::MetalFeatures,
"Compile MTLLibrary in multiple threads.",
&members, "http://crbug.com/1385510"
};
FeatureInfo alwaysPreferStagedTextureUploads = {
"alwaysPreferStagedTextureUploads",
FeatureCategory::MetalFeatures,
"Always prefer to upload texture data via a staging buffer and avoid MTLTexture::replaceRegion.",
&members, "http://crbug.com/1380790"
};
FeatureInfo disableStagedInitializationOfPackedTextureFormats = {
"disableStagedInitializationOfPackedTextureFormats",
FeatureCategory::MetalFeatures,
"Staged GPU upload of some packed texture formats such as RGB9_E5 fail on Intel GPUs.",
&members, "http://anglebug.com/8092"
};
FeatureInfo compileMetalShaders = {
"compileMetalShaders",
FeatureCategory::MetalFeatures,
"Compiles metal shaders using command line tools and saves to BlobCache. "
"Requires using --no-sandbox and disabling enableParallelMtlLibraryCompilation.",
&members, "http://crbug.com/1423136"
};
FeatureInfo loadMetalShadersFromBlobCache = {
"loadMetalShadersFromBlobCache",
FeatureCategory::MetalFeatures,
"Loads metal shaders from blob cache. Useful if compile_metal_shaders was used to "
"generate shaders.",
&members, "http://crbug.com/1423136"
};
FeatureInfo printMetalShaders = {
"printMetalShaders",
FeatureCategory::MetalFeatures,
"Prints the source to a shader before it's compiled.",
&members, "http://crbug.com/1423136"
};
FeatureInfo generateShareableShaders = {
"generateShareableShaders",
FeatureCategory::MetalFeatures,
"Attempts to generate shaders that are shareable. More specifically, shaders"
" end up with conditionals that are decided at run time via input parameters vs"
" compile time. This results in bigger shaders.",
&members, "http://crbug.com/1423136"
};
FeatureInfo disableMetalOnNvidia = {
"disableMetalOnNvidia",
FeatureCategory::MetalFeatures,
"NVIDIA GPUs are unsupported due to scarcity of the hardware.",
&members, "http://anglebug.com/8170"
};
FeatureInfo flushAfterStreamVertexData = {
"flushAfterStreamVertexData",
FeatureCategory::MetalFeatures,
"Flush after calls to StreamVertexData to work around driver bugs.",
&members,
};
FeatureInfo requireGpuFamily2 = {
"requireGpuFamily2",
FeatureCategory::MetalFeatures,
"Mac GPU Family 2 is required to support all the features of OpenGL ES 2.0",
&members, "http://anglebug.com/7952"
};
FeatureInfo requireMsl21 = {
"requireMsl21",
FeatureCategory::MetalFeatures,
"MSL 2.1 is required to support all the features of OpenGL ES 2.0",
&members, "http://anglebug.com/8258"
};
FeatureInfo rescopeGlobalVariables = {
"rescopeGlobalVariables",
FeatureCategory::MetalFeatures,
"Rescope global variables that are only used in one function to be function-local.",
&members, "http://anglebug.com/8311"
};
FeatureInfo alwaysResolveMultisampleRenderBuffers = {
"alwaysResolveMultisampleRenderBuffers",
FeatureCategory::MetalFeatures,
"Always automatically resolve MSAA render buffers to single sampled texture.",
&members, "http://crbug.com/1486094"
};
FeatureInfo injectAsmStatementIntoLoopBodies = {
"injectAsmStatementIntoLoopBodies",
FeatureCategory::MetalFeatures,
"Inject asm("") statements into loop bodies to force all loops to be treated as "
"having side effects and not optimized out.",
&members, "http://crbug.com/1513738"
};
};
inline FeaturesMtl::FeaturesMtl() = default;
inline FeaturesMtl::~FeaturesMtl() = default;
} // namespace angle
#endif // ANGLE_PLATFORM_AUTOGEN_FEATURESMTL_H_