chromium/third_party/dawn/src/tint/lang/wgsl/ast/transform/demote_to_helper_test.cc

// Copyright 2022 The Dawn & Tint Authors
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#include "src/tint/lang/wgsl/ast/transform/demote_to_helper.h"

#include <utility>

#include "src/tint/lang/wgsl/ast/transform/helper_test.h"

namespace tint::ast::transform {
namespace {

DemoteToHelperTest;

TEST_F(DemoteToHelperTest, ShouldRunEmptyModule) { … }

TEST_F(DemoteToHelperTest, ShouldRunNoDiscard) { … }

TEST_F(DemoteToHelperTest, ShouldRunDiscardInEntryPoint) { … }

TEST_F(DemoteToHelperTest, ShouldRunDiscardInHelper) { … }

TEST_F(DemoteToHelperTest, EmptyModule) { … }

TEST_F(DemoteToHelperTest, WriteInEntryPoint_DiscardInEntryPoint) { … }

TEST_F(DemoteToHelperTest, WriteInEntryPoint_DiscardInHelper) { … }

TEST_F(DemoteToHelperTest, WriteInHelper_DiscardInEntryPoint) { … }

TEST_F(DemoteToHelperTest, WriteInHelper_DiscardInHelper) { … }

TEST_F(DemoteToHelperTest, WriteInEntryPoint_NoDiscard) { … }

// Test that write via sugared pointer also discards
TEST_F(DemoteToHelperTest, WriteInEntryPoint_DiscardInEntryPoint_ViaPointerDot) { … }

// Test that no additional discards are inserted when the function unconditionally returns in a
// nested block.
TEST_F(DemoteToHelperTest, EntryPointReturn_NestedInBlock) { … }

// Test that a discard statement is inserted before every return statement in an entry point that
// contains a discard.
TEST_F(DemoteToHelperTest, EntryPointReturns_DiscardInEntryPoint) { … }

// Test that a discard statement is inserted before every return statement in an entry point that
// calls a function that contains a discard.
TEST_F(DemoteToHelperTest, EntryPointReturns_DiscardInHelper) { … }

// Test that no return statements are modified in an entry point that does not discard.
TEST_F(DemoteToHelperTest, EntryPointReturns_NoDiscard) { … }

// Test that only functions that are part of a shader that discards are transformed.
// Functions in non-discarding stages should not have their writes masked, and non-discarding entry
// points should not have their return statements replaced.
TEST_F(DemoteToHelperTest, MultipleShaders) { … }

// Test that we do not mask writes to invocation-private address spaces.
TEST_F(DemoteToHelperTest, InvocationPrivateWrites) { … }

// Test that we do not mask writes to invocation-private address spaces via a sugared pointer write
TEST_F(DemoteToHelperTest, InvocationPrivateWritesViaPointerDot) { … }

TEST_F(DemoteToHelperTest, TextureStoreInEntryPoint) { … }

TEST_F(DemoteToHelperTest, TextureStoreInHelper) { … }

TEST_F(DemoteToHelperTest, TextureStore_NoDiscard) { … }

TEST_F(DemoteToHelperTest, AtomicStoreInEntryPoint) { … }

TEST_F(DemoteToHelperTest, AtomicStoreInHelper) { … }

TEST_F(DemoteToHelperTest, AtomicStore_NoDiscard) { … }

TEST_F(DemoteToHelperTest, AtomicBuiltinExpression) { … }

TEST_F(DemoteToHelperTest, AtomicBuiltinExpression_InForLoopContinuing) { … }

TEST_F(DemoteToHelperTest, AtomicCompareExchangeWeak) { … }

// Test that no masking is generated for calls to `atomicLoad()`.
TEST_F(DemoteToHelperTest, AtomicLoad) { … }

TEST_F(DemoteToHelperTest, PhonyAssignment) { … }

TEST_F(DemoteToHelperTest, Assignment_HoistExplicitDerivative) { … }

TEST_F(DemoteToHelperTest, Assignment_HoistImplicitDerivative) { … }

}  // namespace
}  // namespace tint::ast::transform