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// Copyright 2023 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "src/tint/lang/spirv/reader/parser/helper_test.h"
namespace tint::spirv::reader {
namespace {
TEST_F(SpirvParserTest, FunctionVar) {
EXPECT_IR(R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "main"
OpExecutionMode %main LocalSize 1 1 1
%void = OpTypeVoid
%u32 = OpTypeInt 32 0
%u32_ptr = OpTypePointer Function %u32
%ep_type = OpTypeFunction %void
%main = OpFunction %void None %ep_type
%main_start = OpLabel
%var = OpVariable %u32_ptr Function
OpReturn
OpFunctionEnd
)",
R"(
%main = @compute @workgroup_size(1, 1, 1) func():void -> %b1 {
%b1 = block {
%2:ptr<function, u32, read_write> = var
ret
}
}
)");
}
TEST_F(SpirvParserTest, FunctionVar_Initializer) {
EXPECT_IR(R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "main"
OpExecutionMode %main LocalSize 1 1 1
%void = OpTypeVoid
%u32 = OpTypeInt 32 0
%u32_42 = OpConstant %u32 42
%u32_ptr = OpTypePointer Function %u32
%ep_type = OpTypeFunction %void
%main = OpFunction %void None %ep_type
%main_start = OpLabel
%var = OpVariable %u32_ptr Function %u32_42
OpReturn
OpFunctionEnd
)",
R"(
%main = @compute @workgroup_size(1, 1, 1) func():void -> %b1 {
%b1 = block {
%2:ptr<function, u32, read_write> = var, 42u
ret
}
}
)");
}
TEST_F(SpirvParserTest, PrivateVar) {
EXPECT_IR(R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "main"
OpExecutionMode %main LocalSize 1 1 1
%void = OpTypeVoid
%u32 = OpTypeInt 32 0
%u32_ptr = OpTypePointer Private %u32
%ep_type = OpTypeFunction %void
%var = OpVariable %u32_ptr Private
%main = OpFunction %void None %ep_type
%main_start = OpLabel
OpReturn
OpFunctionEnd
)",
R"(
%b1 = block { # root
%1:ptr<private, u32, read_write> = var
}
%main = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
ret
}
}
)");
}
TEST_F(SpirvParserTest, PrivateVar_Initializer) {
EXPECT_IR(R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "main"
OpExecutionMode %main LocalSize 1 1 1
%void = OpTypeVoid
%u32 = OpTypeInt 32 0
%u32_42 = OpConstant %u32 42
%u32_ptr = OpTypePointer Private %u32
%ep_type = OpTypeFunction %void
%var = OpVariable %u32_ptr Private %u32_42
%main = OpFunction %void None %ep_type
%main_start = OpLabel
OpReturn
OpFunctionEnd
)",
R"(
%b1 = block { # root
%1:ptr<private, u32, read_write> = var, 42u
}
%main = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
ret
}
}
)");
}
TEST_F(SpirvParserTest, UniformVar) {
EXPECT_IR(R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "main"
OpExecutionMode %1 LocalSize 1 1 1
OpDecorate %str Block
OpMemberDecorate %str 0 Offset 0
OpDecorate %6 NonWritable
OpDecorate %6 DescriptorSet 1
OpDecorate %6 Binding 2
%void = OpTypeVoid
%uint = OpTypeInt 32 0
%str = OpTypeStruct %uint
%_ptr_Uniform_str = OpTypePointer Uniform %str
%5 = OpTypeFunction %void
%6 = OpVariable %_ptr_Uniform_str Uniform
%1 = OpFunction %void None %5
%7 = OpLabel
OpReturn
OpFunctionEnd
)",
R"(
tint_symbol_1 = struct @align(4) {
tint_symbol:u32 @offset(0)
}
%b1 = block { # root
%1:ptr<uniform, tint_symbol_1, read> = var @binding_point(1, 2)
}
%main = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
ret
}
}
)");
}
} // namespace
} // namespace tint::spirv::reader