dawn-cmake/src/transform/calculate_array_length_test.cc

547 lines
11 KiB
C++

// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/transform/calculate_array_length.h"
#include "src/transform/test_helper.h"
namespace tint {
namespace transform {
namespace {
using CalculateArrayLengthTest = TransformTest;
// TODO(crbug.com/tint/806): Remove
TEST_F(CalculateArrayLengthTest, Basic_DEPRECATED) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var len : u32 = arrayLength(sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var len : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
// TODO(crbug.com/tint/806): Remove
TEST_F(CalculateArrayLengthTest, InSameBlock_DEPRECATED) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var a : u32 = arrayLength(sb.arr);
var b : u32 = arrayLength(sb.arr);
var c : u32 = arrayLength(sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var a : u32 = tint_symbol_2;
var b : u32 = tint_symbol_2;
var c : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
// TODO(crbug.com/tint/806): Remove
TEST_F(CalculateArrayLengthTest, WithStride_DEPRECATED) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
y : f32;
arr : [[stride(64)]] array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var len : u32 = arrayLength(sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
y : f32;
arr : [[stride(64)]] array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 8u) / 64u);
var len : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
// TODO(crbug.com/tint/806): Remove
TEST_F(CalculateArrayLengthTest, Nested_DEPRECATED) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
if (true) {
var len : u32 = arrayLength(sb.arr);
} else {
if (true) {
var len : u32 = arrayLength(sb.arr);
}
}
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
if (true) {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var len : u32 = tint_symbol_2;
} else {
if (true) {
var tint_symbol_3 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_3));
let tint_symbol_4 : u32 = ((tint_symbol_3 - 4u) / 4u);
var len : u32 = tint_symbol_4;
}
}
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
// TODO(crbug.com/tint/806): Remove
TEST_F(CalculateArrayLengthTest, MultipleStorageBuffers_DEPRECATED) {
auto* src = R"(
[[block]]
struct SB1 {
x : i32;
arr1 : array<i32>;
};
[[block]]
struct SB2 {
x : i32;
arr2 : array<vec4<f32>>;
};
[[group(0), binding(0)]] var<storage, read> sb1 : SB1;
[[group(0), binding(1)]] var<storage, read> sb2 : SB2;
[[stage(compute)]]
fn main() {
var len1 : u32 = arrayLength(sb1.arr1);
var len2 : u32 = arrayLength(sb2.arr2);
var x : u32 = (len1 + len2);
}
)";
auto* expect = R"(
[[block]]
struct SB1 {
x : i32;
arr1 : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB1, result : ptr<function, u32>)
[[block]]
struct SB2 {
x : i32;
arr2 : array<vec4<f32>>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol_3(buffer : SB2, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb1 : SB1;
[[group(0), binding(1)]] var<storage, read> sb2 : SB2;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb1, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var tint_symbol_4 : u32 = 0u;
tint_symbol_3(sb2, &(tint_symbol_4));
let tint_symbol_5 : u32 = ((tint_symbol_4 - 16u) / 16u);
var len1 : u32 = tint_symbol_2;
var len2 : u32 = tint_symbol_5;
var x : u32 = (len1 + len2);
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(CalculateArrayLengthTest, Basic) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var len : u32 = arrayLength(&sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var len : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(CalculateArrayLengthTest, InSameBlock) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var a : u32 = arrayLength(&sb.arr);
var b : u32 = arrayLength(&sb.arr);
var c : u32 = arrayLength(&sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var a : u32 = tint_symbol_2;
var b : u32 = tint_symbol_2;
var c : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(CalculateArrayLengthTest, WithStride) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
y : f32;
arr : [[stride(64)]] array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var len : u32 = arrayLength(&sb.arr);
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
y : f32;
arr : [[stride(64)]] array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 8u) / 64u);
var len : u32 = tint_symbol_2;
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(CalculateArrayLengthTest, Nested) {
auto* src = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
if (true) {
var len : u32 = arrayLength(&sb.arr);
} else {
if (true) {
var len : u32 = arrayLength(&sb.arr);
}
}
}
)";
auto* expect = R"(
[[block]]
struct SB {
x : i32;
arr : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb : SB;
[[stage(compute)]]
fn main() {
if (true) {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var len : u32 = tint_symbol_2;
} else {
if (true) {
var tint_symbol_3 : u32 = 0u;
tint_symbol(sb, &(tint_symbol_3));
let tint_symbol_4 : u32 = ((tint_symbol_3 - 4u) / 4u);
var len : u32 = tint_symbol_4;
}
}
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
TEST_F(CalculateArrayLengthTest, MultipleStorageBuffers) {
auto* src = R"(
[[block]]
struct SB1 {
x : i32;
arr1 : array<i32>;
};
[[block]]
struct SB2 {
x : i32;
arr2 : array<vec4<f32>>;
};
[[group(0), binding(0)]] var<storage, read> sb1 : SB1;
[[group(0), binding(1)]] var<storage, read> sb2 : SB2;
[[stage(compute)]]
fn main() {
var len1 : u32 = arrayLength(&(sb1.arr1));
var len2 : u32 = arrayLength(&(sb2.arr2));
var x : u32 = (len1 + len2);
}
)";
auto* expect = R"(
[[block]]
struct SB1 {
x : i32;
arr1 : array<i32>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol(buffer : SB1, result : ptr<function, u32>)
[[block]]
struct SB2 {
x : i32;
arr2 : array<vec4<f32>>;
};
[[internal(intrinsic_buffer_size)]]
fn tint_symbol_3(buffer : SB2, result : ptr<function, u32>)
[[group(0), binding(0)]] var<storage, read> sb1 : SB1;
[[group(0), binding(1)]] var<storage, read> sb2 : SB2;
[[stage(compute)]]
fn main() {
var tint_symbol_1 : u32 = 0u;
tint_symbol(sb1, &(tint_symbol_1));
let tint_symbol_2 : u32 = ((tint_symbol_1 - 4u) / 4u);
var tint_symbol_4 : u32 = 0u;
tint_symbol_3(sb2, &(tint_symbol_4));
let tint_symbol_5 : u32 = ((tint_symbol_4 - 16u) / 16u);
var len1 : u32 = tint_symbol_2;
var len2 : u32 = tint_symbol_5;
var x : u32 = (len1 + len2);
}
)";
auto got = Run<CalculateArrayLength>(src);
EXPECT_EQ(expect, str(got));
}
} // namespace
} // namespace transform
} // namespace tint