src/tint/lang/spirv/writer/ast_printer/constructor_expression_test.cc

// Copyright 2020 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/tint/lang/spirv/writer/ast_printer/helper_test.h"
#include "src/tint/lang/spirv/writer/common/spv_dump_test.h"

namespace tint::spirv::writer {
namespace {

using namespace tint::core::fluent_types;     // NOLINT
using namespace tint::core::number_suffixes;  // NOLINT

using SpvBuilderConstructorTest = TestHelper;

TEST_F(SpvBuilderConstructorTest, Const) {
    auto* c = Expr(42.2_f);
    auto* g = GlobalVar("g", ty.f32(), c, core::AddressSpace::kPrivate);

    Builder& b = Build();

    EXPECT_EQ(b.GenerateConstructorExpression(g, c), 2u);
    ASSERT_FALSE(b.has_error()) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 42.2000008
)");
}

TEST_F(SpvBuilderConstructorTest, Type) {
    auto* t = Call<vec3<f32>>(1_f, 1_f, 3_f);
    WrapInFunction(t);

    Builder& b = Build();

    EXPECT_EQ(b.GenerateConstructorExpression(nullptr, t), 5u);
    ASSERT_FALSE(b.has_error()) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 3
%5 = OpConstantComposite %1 %3 %3 %4
)");
}

TEST_F(SpvBuilderConstructorTest, Type_WithCasts) {
    auto* t = Call<vec2<f32>>(Call<f32>(1_i), Call<f32>(1_i));
    WrapInFunction(t);

    Builder& b = Build();

    b.PushFunctionForTesting();

    EXPECT_EQ(b.GenerateExpression(t), 4u);
    ASSERT_FALSE(b.has_error()) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstantComposite %1 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_WithAlias) {
    // type Int = i32
    // cast<Int>(2.3f)

    auto* alias = Alias("Int", ty.i32());
    auto* cast = Call(ty.Of(alias), 2.3_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 2u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeInt 32 1
%2 = OpConstant %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_IdentifierExpression_Param) {
    auto* var = Var("ident", ty.f32());

    auto* t = Call<vec2<f32>>(1_f, "ident");
    WrapInFunction(var, t);

    Builder& b = Build();

    b.PushFunctionForTesting();
    ASSERT_TRUE(b.GenerateFunctionVariable(var)) << b.Diagnostics();

    EXPECT_EQ(b.GenerateExpression(t), 8u);
    ASSERT_FALSE(b.has_error()) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%3 = OpTypeFloat 32
%2 = OpTypePointer Function %3
%4 = OpConstantNull %3
%5 = OpTypeVector %3 2
%6 = OpConstant %3 1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().variables()),
              R"(%1 = OpVariable %2 Function %4
)");

    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(%7 = OpLoad %3 %1
%8 = OpCompositeConstruct %5 %6 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Vector_Bitcast_Params) {
    auto* var = Var("v", Call<vec3<f32>>(1_f, 2_f, 3_f));
    auto* cast = Bitcast(ty.vec3<u32>(), var);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    ASSERT_TRUE(b.GenerateFunctionVariable(var)) << b.Diagnostics();
    ASSERT_EQ(b.GenerateExpression(cast), 10u) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
%8 = OpTypePointer Function %1
%9 = OpConstantNull %1
%12 = OpTypeInt 32 0
%11 = OpTypeVector %12 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %7 %6
%13 = OpLoad %1 %7
%10 = OpBitcast %11 %13
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Bool_With_Bool) {
    auto* cast = Call<bool>(true);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();

    EXPECT_EQ(b.GenerateExpression(cast), 2u);
    ASSERT_FALSE(b.has_error()) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeBool
%2 = OpConstantTrue %1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_I32_With_I32) {
    auto* cast = Call<i32>(2_i);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 2u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeInt 32 1
%2 = OpConstant %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_U32_With_U32) {
    auto* cast = Call<u32>(2_u);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 2u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeInt 32 0
%2 = OpConstant %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_F32_With_F32) {
    auto* cast = Call<f32>(2_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 2u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_F16_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<f16>(2_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 2u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_Bool_Literal) {
    auto* cast = Call<vec2<bool>>(true);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeBool
%1 = OpTypeVector %2 2
%3 = OpConstantTrue %2
%4 = OpConstantComposite %1 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_Bool_Var) {
    auto* var = Var("v", Expr(true));
    auto* cast = Call<vec2<bool>>(var);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    ASSERT_TRUE(b.GenerateFunctionVariable(var)) << b.Diagnostics();
    ASSERT_EQ(b.GenerateExpression(cast), 8u) << b.Diagnostics();

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeBool
%2 = OpConstantTrue %1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpCompositeConstruct %6 %7 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F32_Literal) {
    auto* cast = Call<vec2<f32>>(2_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F16_Literal) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(2_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F32_F32) {
    auto* var = Decl(Var("x", ty.f32(), Expr(2_f)));
    auto* cast = Call<vec2<f32>>("x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 9u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpCompositeConstruct %6 %7 %8
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F16_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.f16(), Expr(2_h)));
    auto* cast = Call<vec2<f16>>("x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 9u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpCompositeConstruct %6 %7 %8
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F32_F32_Const) {
    auto* cast = Call<vec2<f32>>(1_f, 2_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_With_F16_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(1_h, 2_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_F32_With_Vec2) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(1_f, 2_f)));
    auto* cast = Call<vec2<f32>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_F16_With_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(1_h, 2_h)));
    auto* cast = Call<vec2<f16>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_F32_With_Vec2_Const) {
    auto* cast = Call<vec2<f32>>(Call<vec2<f32>>(1_f, 2_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec2_F16_With_Vec2_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(Call<vec2<f16>>(1_h, 2_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32) {
    auto* var = Decl(Var("x", ty.f32(), Expr(2_f)));
    auto* cast = Call<vec3<f32>>("x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpCompositeConstruct %6 %7 %8 %9
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.f16(), Expr(2_h)));
    auto* cast = Call<vec3<f16>>("x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpCompositeConstruct %6 %7 %8 %9
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32_Const) {
    auto* cast = Call<vec3<f32>>(1_f, 2_f, 3_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(1_h, 2_h, 3_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Bool) {
    auto* var = Decl(Var("x", ty.bool_(), Expr(true)));
    auto* cast = Call<vec3<bool>>("x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeBool
%2 = OpConstantTrue %1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpCompositeConstruct %6 %7 %8 %9
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Bool_Const) {
    auto* cast = Call<vec3<bool>>(true, false, true);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeBool
%1 = OpTypeVector %2 3
%3 = OpConstantTrue %2
%4 = OpConstantNull %2
%5 = OpConstantComposite %1 %3 %4 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32_F32_F32) {
    auto* var = Decl(Var("x", ty.f32(), Expr(2_f)));
    auto* cast = Call<vec3<f32>>("x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpCompositeConstruct %6 %7 %8 %9
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16_F16_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.f16(), Expr(2_h)));
    auto* cast = Call<vec3<f16>>("x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 10u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpCompositeConstruct %6 %7 %8 %9
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32_F32_F32_Const) {
    auto* cast = Call<vec3<f32>>(1_f, 2_f, 3_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16_F16_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(1_h, 2_h, 3_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32_Vec2) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(2_f, 3_f)));
    auto* cast = Call<vec3<f32>>(1_f, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 14u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 2
%4 = OpConstant %2 3
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 3
%10 = OpConstant %2 1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%11 = OpLoad %1 %6
%12 = OpCompositeExtract %2 %11 0
%13 = OpCompositeExtract %2 %11 1
%14 = OpCompositeConstruct %9 %10 %12 %13
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(2_h, 3_h)));
    auto* cast = Call<vec3<f16>>(1_h, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 14u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+1
%4 = OpConstant %2 0x1.8p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 3
%10 = OpConstant %2 0x1p+0
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%11 = OpLoad %1 %6
%12 = OpCompositeExtract %2 %11 0
%13 = OpCompositeExtract %2 %11 1
%14 = OpCompositeConstruct %9 %10 %12 %13
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F32_Vec2_Const) {
    auto* cast = Call<vec3<f32>>(1_f, Call<vec2<f32>>(2_f, 3_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_F16_Vec2_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(1_h, Call<vec2<f16>>(2_h, 3_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Vec2_F32) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(1_f, 2_f)));
    auto* cast = Call<vec3<f32>>("x", 3_f);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 14u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 3
%13 = OpConstant %2 3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%14 = OpCompositeConstruct %9 %11 %12 %13
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Vec2_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(1_h, 2_h)));
    auto* cast = Call<vec3<f16>>("x", 3_h);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 14u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 3
%13 = OpConstant %2 0x1.8p+1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%14 = OpCompositeConstruct %9 %11 %12 %13
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Vec2_F32_Const) {
    auto* cast = Call<vec3<f32>>(Call<vec2<f32>>(1_f, 2_f), 3_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_With_Vec2_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(Call<vec2<f16>>(1_h, 2_h), 3_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_F32_With_Vec3) {
    auto* var = Decl(Var("x", ty.vec3<f32>(), Call<vec3<f32>>(1_f, 2_f, 3_f)));
    auto* cast = Call<vec3<f32>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 11u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
%8 = OpTypePointer Function %1
%9 = OpConstantNull %1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %7 %6
%11 = OpLoad %1 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_F16_With_Vec3) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec3<f16>(), Call<vec3<f16>>(1_h, 2_h, 3_h)));
    auto* cast = Call<vec3<f16>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 11u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
%8 = OpTypePointer Function %1
%9 = OpConstantNull %1
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %7 %6
%11 = OpLoad %1 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_F32_With_Vec3_Const) {
    auto* cast = Call<vec3<f32>>(Call<vec3<f32>>(1_f, 2_f, 3_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec3_F16_With_Vec3_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(Call<vec3<f16>>(1_h, 2_h, 3_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 6u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstantComposite %1 %3 %4 %5
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Bool) {
    auto* var = Decl(Var("x", ty.bool_(), Expr(true)));
    auto* cast = Call<vec4<bool>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 8u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeBool
%2 = OpConstantTrue %1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpCompositeConstruct %6 %7 %7 %7 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Bool_Const) {
    auto* cast = Call<vec4<bool>>(true);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeBool
%1 = OpTypeVector %2 4
%3 = OpConstantTrue %2
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32) {
    auto* var = Decl(Var("x", ty.f32(), Expr(2_f)));
    auto* cast = Call<vec4<f32>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 8u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpCompositeConstruct %6 %7 %7 %7 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.f16(), Expr(2_h)));
    auto* cast = Call<vec4<f16>>("x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 8u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpCompositeConstruct %6 %7 %7 %7 %7
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_Const) {
    auto* cast = Call<vec4<f32>>(2_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(2_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_F32_F32_F32) {
    auto* var = Decl(Var("x", ty.f32(), Expr(2_f)));
    auto* cast = Call<vec4<f32>>("x", "x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 11u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpLoad %1 %3
%11 = OpCompositeConstruct %6 %7 %8 %9 %10
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_F16_F16_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.f16(), Expr(2_h)));
    auto* cast = Call<vec4<f16>>("x", "x", "x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 11u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Function %1
%5 = OpConstantNull %1
%6 = OpTypeVector %1 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %3 %2
%7 = OpLoad %1 %3
%8 = OpLoad %1 %3
%9 = OpLoad %1 %3
%10 = OpLoad %1 %3
%11 = OpCompositeConstruct %6 %7 %8 %9 %10
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_F32_F32_F32_Const) {
    auto* cast = Call<vec4<f32>>(1_f, 2_f, 3_f, 4_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstant %2 4
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_F16_F16_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(1_h, 2_h, 3_h, 4_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstant %2 0x1p+2
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_F32_Vec2) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(1_f, 2_f)));
    auto* cast = Call<vec4<f32>>(1_f, 2_f, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%13 = OpCompositeConstruct %9 %3 %4 %11 %12
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_F16_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(1_h, 2_h)));
    auto* cast = Call<vec4<f16>>(1_h, 2_h, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%13 = OpCompositeConstruct %9 %3 %4 %11 %12
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_F32_Vec2_Const) {
    auto* cast = Call<vec4<f32>>(1_f, 2_f, Call<vec2<f32>>(3_f, 4_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstant %2 4
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_F16_Vec2_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(1_h, 2_h, Call<vec2<f16>>(3_h, 4_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstant %2 0x1p+2
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_Vec2_F32) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(2_f, 3_f)));
    auto* cast = Call<vec4<f32>>(1_f, "x", 4_f);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 15u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 2
%4 = OpConstant %2 3
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
%10 = OpConstant %2 1
%14 = OpConstant %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%11 = OpLoad %1 %6
%12 = OpCompositeExtract %2 %11 0
%13 = OpCompositeExtract %2 %11 1
%15 = OpCompositeConstruct %9 %10 %12 %13 %14
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_Vec2_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(2_h, 3_h)));
    auto* cast = Call<vec4<f16>>(1_h, "x", 4_h);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 15u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+1
%4 = OpConstant %2 0x1.8p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
%10 = OpConstant %2 0x1p+0
%14 = OpConstant %2 0x1p+2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%11 = OpLoad %1 %6
%12 = OpCompositeExtract %2 %11 0
%13 = OpCompositeExtract %2 %11 1
%15 = OpCompositeConstruct %9 %10 %12 %13 %14
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_Vec2_F32_Const) {
    auto* cast = Call<vec4<f32>>(1_f, Call<vec2<f32>>(2_f, 3_f), 4_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstant %2 4
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_Vec2_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(1_h, Call<vec2<f16>>(2_h, 3_h), 4_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstant %2 0x1p+2
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec2_F32_F32) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(1_f, 2_f)));
    auto* cast = Call<vec4<f32>>("x", 3_f, 4_f);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 15u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
%13 = OpConstant %2 3
%14 = OpConstant %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%15 = OpCompositeConstruct %9 %11 %12 %13 %14
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec2_F16_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(1_h, 2_h)));
    auto* cast = Call<vec4<f16>>("x", 3_h, 4_h);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 15u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
%13 = OpConstant %2 0x1.8p+1
%14 = OpConstant %2 0x1p+2
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%15 = OpCompositeConstruct %9 %11 %12 %13 %14
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec2_F32_F32_Const) {
    auto* cast = Call<vec4<f32>>(Call<vec2<f32>>(1_f, 2_f), 3_f, 4_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstant %2 3
%6 = OpConstant %2 4
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec2_F16_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(Call<vec2<f16>>(1_h, 2_h), 3_h, 4_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 7u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstant %2 0x1.8p+1
%6 = OpConstant %2 0x1p+2
%7 = OpConstantComposite %1 %3 %4 %5 %6
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F32_With_Vec2_Vec2) {
    auto* var = Decl(Var("x", ty.vec2<f32>(), Call<vec2<f32>>(1_f, 2_f)));
    auto* cast = Call<vec4<f32>>("x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 16u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%13 = OpLoad %1 %6
%14 = OpCompositeExtract %2 %13 0
%15 = OpCompositeExtract %2 %13 1
%16 = OpCompositeConstruct %9 %11 %12 %14 %15
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F16_With_Vec2_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec2<f16>(), Call<vec2<f16>>(1_h, 2_h)));
    auto* cast = Call<vec4<f16>>("x", "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 16u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4
%7 = OpTypePointer Function %1
%8 = OpConstantNull %1
%9 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %6 %5
%10 = OpLoad %1 %6
%11 = OpCompositeExtract %2 %10 0
%12 = OpCompositeExtract %2 %10 1
%13 = OpLoad %1 %6
%14 = OpCompositeExtract %2 %13 0
%15 = OpCompositeExtract %2 %13 1
%16 = OpCompositeConstruct %9 %11 %12 %14 %15
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F32_With_Vec2_Vec2_Const) {
    auto* cast = Call<vec4<f32>>(Call<vec2<f32>>(1_f, 2_f), Call<vec2<f32>>(1_f, 2_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 1
%4 = OpConstant %2 2
%5 = OpConstantComposite %1 %3 %4 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F16_With_Vec2_Vec2_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(Call<vec2<f16>>(1_h, 2_h), Call<vec2<f16>>(1_h, 2_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 5u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+0
%4 = OpConstant %2 0x1p+1
%5 = OpConstantComposite %1 %3 %4 %3 %4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_Vec3) {
    auto* var = Decl(Var("x", ty.vec3<f32>(), Call<vec3<f32>>(2_f, 2_f, 2_f)));
    auto* cast = Call<vec4<f32>>(2_f, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Function %1
%7 = OpConstantNull %1
%8 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %5 %4
%9 = OpLoad %1 %5
%10 = OpCompositeExtract %2 %9 0
%11 = OpCompositeExtract %2 %9 1
%12 = OpCompositeExtract %2 %9 2
%13 = OpCompositeConstruct %8 %3 %10 %11 %12
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_Vec3) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec3<f16>(), Call<vec3<f16>>(2_h, 2_h, 2_h)));
    auto* cast = Call<vec4<f16>>(2_h, "x");
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Function %1
%7 = OpConstantNull %1
%8 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %5 %4
%9 = OpLoad %1 %5
%10 = OpCompositeExtract %2 %9 0
%11 = OpCompositeExtract %2 %9 1
%12 = OpCompositeExtract %2 %9 2
%13 = OpCompositeConstruct %8 %3 %10 %11 %12
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F32_Vec3_Const) {
    auto* cast = Call<vec4<f32>>(2_f, Call<vec3<f32>>(2_f, 2_f, 2_f));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_F16_Vec3_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(2_h, Call<vec3<f16>>(2_h, 2_h, 2_h));
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec3_F32) {
    auto* var = Decl(Var("x", ty.vec3<f32>(), Call<vec3<f32>>(2_f, 2_f, 2_f)));
    auto* cast = Call<vec4<f32>>("x", 2_f);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Function %1
%7 = OpConstantNull %1
%8 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %5 %4
%9 = OpLoad %1 %5
%10 = OpCompositeExtract %2 %9 0
%11 = OpCompositeExtract %2 %9 1
%12 = OpCompositeExtract %2 %9 2
%13 = OpCompositeConstruct %8 %10 %11 %12 %3
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec3_F16) {
    Enable(wgsl::Extension::kF16);

    auto* var = Decl(Var("x", ty.vec3<f16>(), Call<vec3<f16>>(2_h, 2_h, 2_h)));
    auto* cast = Call<vec4<f16>>("x", 2_h);
    WrapInFunction(var, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_TRUE(b.GenerateStatement(var));
    EXPECT_EQ(b.GenerateExpression(cast), 13u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Function %1
%7 = OpConstantNull %1
%8 = OpTypeVector %2 4
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()),
              R"(OpStore %5 %4
%9 = OpLoad %1 %5
%10 = OpCompositeExtract %2 %9 0
%11 = OpCompositeExtract %2 %9 1
%12 = OpCompositeExtract %2 %9 2
%13 = OpCompositeConstruct %8 %10 %11 %12 %3
)");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec3_F32_Const) {
    auto* cast = Call<vec4<f32>>(Call<vec3<f32>>(2_f, 2_f, 2_f), 2_f);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_With_Vec3_F16_Const) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(Call<vec3<f16>>(2_h, 2_h, 2_h), 2_h);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F32_With_Vec4) {
    auto* value = Call<vec4<f32>>(2_f, 2_f, 2_f, 2_f);
    auto* cast = Call<vec4<f32>>(value);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_Vec4_F16_With_Vec4) {
    Enable(wgsl::Extension::kF16);

    auto* value = Call<vec4<f16>>(2_h, 2_h, 2_h, 2_h);
    auto* cast = Call<vec4<f16>>(value);
    WrapInFunction(cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateExpression(cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3 %3
)");
    EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), R"()");
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_F32_With_F32) {
    auto* ctor = Call<f32>(2_f);
    GlobalConst("g", ty.f32(), ctor);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%5 = OpTypeFloat 32
%6 = OpConstant %5 2
%8 = OpTypePointer Function %5
%9 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %7 %6
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_F16_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* ctor = Call<f16>(2_h);
    GlobalConst("g", ty.f16(), ctor);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%5 = OpTypeFloat 16
%6 = OpConstant %5 0x1p+1
%8 = OpTypePointer Function %5
%9 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %7 %6
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_F32_With_F32) {
    auto* ctor = Call<f32>(2_f);
    GlobalVar("g", ty.f32(), core::AddressSpace::kPrivate, ctor);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 32
%2 = OpConstant %1 2
%4 = OpTypePointer Private %1
%3 = OpVariable %4 Private %2
%6 = OpTypeVoid
%5 = OpTypeFunction %6
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_F16_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* ctor = Call<f16>(2_h);
    GlobalVar("g", ty.f16(), core::AddressSpace::kPrivate, ctor);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeFloat 16
%2 = OpConstant %1 0x1p+1
%4 = OpTypePointer Private %1
%3 = OpVariable %4 Private %2
%6 = OpTypeVoid
%5 = OpTypeFunction %6
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_U32_With_F32) {
    auto* ctor = Call<u32>(1.5_f);
    GlobalConst("g", ty.u32(), ctor);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%5 = OpTypeInt 32 0
%6 = OpConstant %5 1
%8 = OpTypePointer Function %5
%9 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %7 %6
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_U32_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* ctor = Call<u32>(1.5_h);
    GlobalConst("g", ty.u32(), ctor);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%5 = OpTypeInt 32 0
%6 = OpConstant %5 1
%8 = OpTypePointer Function %5
%9 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %7 %6
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_U32_With_F32) {
    auto* ctor = Call<u32>(1.5_f);
    GlobalVar("g", ty.u32(), core::AddressSpace::kPrivate, ctor);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeInt 32 0
%2 = OpConstant %1 1
%4 = OpTypePointer Private %1
%3 = OpVariable %4 Private %2
%6 = OpTypeVoid
%5 = OpTypeFunction %6
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_U32_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* ctor = Call<u32>(1.5_h);
    GlobalVar("g", ty.u32(), core::AddressSpace::kPrivate, ctor);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%1 = OpTypeInt 32 0
%2 = OpConstant %1 1
%4 = OpTypePointer Private %1
%3 = OpVariable %4 Private %2
%6 = OpTypeVoid
%5 = OpTypeFunction %6
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec2_With_F32) {
    auto* cast = Call<vec2<f32>>(2_f);
    GlobalConst("g", ty.vec2<f32>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 32
%5 = OpTypeVector %6 2
%7 = OpConstant %6 2
%8 = OpConstantComposite %5 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec2_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(2_h);
    GlobalConst("g", ty.vec2<f16>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 16
%5 = OpTypeVector %6 2
%7 = OpConstant %6 0x1p+1
%8 = OpConstantComposite %5 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec2_With_F32) {
    auto* cast = Call<vec2<f32>>(2_f);
    auto* g = GlobalVar("g", ty.vec2<f32>(), core::AddressSpace::kPrivate, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateConstructorExpression(g, cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3
)");
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec2_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(2_h);
    auto* g = GlobalVar("g", ty.vec2<f16>(), core::AddressSpace::kPrivate, cast);

    Builder& b = Build();

    b.PushFunctionForTesting();
    EXPECT_EQ(b.GenerateConstructorExpression(g, cast), 4u);

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3
)");
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec2_F32_With_Vec2) {
    auto* cast = Call<vec2<f32>>(Call<vec2<f32>>(2_f, 2_f));
    GlobalConst("g", ty.vec2<f32>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 32
%5 = OpTypeVector %6 2
%7 = OpConstant %6 2
%8 = OpConstantComposite %5 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec2_F16_With_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(Call<vec2<f16>>(2_h, 2_h));
    GlobalConst("g", ty.vec2<f16>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 16
%5 = OpTypeVector %6 2
%7 = OpConstant %6 0x1p+1
%8 = OpConstantComposite %5 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec2_F32_With_Vec2) {
    auto* cast = Call<vec2<f32>>(Call<vec2<f32>>(2_f, 2_f));
    GlobalVar("a", ty.vec2<f32>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 2
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec2_F16_With_Vec2) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec2<f16>>(Call<vec2<f16>>(2_h, 2_h));
    GlobalVar("a", ty.vec2<f16>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 2
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec3_F32_With_Vec3) {
    auto* cast = Call<vec3<f32>>(Call<vec3<f32>>(2_f, 2_f, 2_f));
    GlobalConst("g", ty.vec3<f32>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 32
%5 = OpTypeVector %6 3
%7 = OpConstant %6 2
%8 = OpConstantComposite %5 %7 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec3_F16_With_Vec3) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(Call<vec3<f16>>(2_h, 2_h, 2_h));
    GlobalConst("g", ty.vec3<f16>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 16
%5 = OpTypeVector %6 3
%7 = OpConstant %6 0x1p+1
%8 = OpConstantComposite %5 %7 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec3_F32_With_Vec3) {
    auto* cast = Call<vec3<f32>>(Call<vec3<f32>>(2_f, 2_f, 2_f));
    GlobalVar("a", ty.vec3<f32>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 3
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec3_F16_With_Vec3) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(Call<vec3<f16>>(2_h, 2_h, 2_h));
    GlobalVar("a", ty.vec3<f16>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 3
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec4_F32_With_Vec4) {
    auto* cast = Call<vec4<f32>>(Call<vec4<f32>>(2_f, 2_f, 2_f, 2_f));
    GlobalConst("g", ty.vec4<f32>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 32
%5 = OpTypeVector %6 4
%7 = OpConstant %6 2
%8 = OpConstantComposite %5 %7 %7 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec4_F16_With_Vec4) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(Call<vec4<f16>>(2_h, 2_h, 2_h, 2_h));
    GlobalConst("g", ty.vec4<f16>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 16
%5 = OpTypeVector %6 4
%7 = OpConstant %6 0x1p+1
%8 = OpConstantComposite %5 %7 %7 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec4_F32_With_Vec4) {
    auto* cast = Call<vec4<f32>>(Call<vec4<f32>>(2_f, 2_f, 2_f, 2_f));
    GlobalVar("a", ty.vec4<f32>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 32
%1 = OpTypeVector %2 4
%3 = OpConstant %2 2
%4 = OpConstantComposite %1 %3 %3 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalVar_Vec4_F16_With_Vec4) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec4<f16>>(Call<vec4<f16>>(2_h, 2_h, 2_h, 2_h));
    GlobalVar("a", ty.vec4<f16>(), core::AddressSpace::kPrivate, cast);

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeFloat 16
%1 = OpTypeVector %2 4
%3 = OpConstant %2 0x1p+1
%4 = OpConstantComposite %1 %3 %3 %3 %3
%6 = OpTypePointer Private %1
%5 = OpVariable %6 Private %4
%8 = OpTypeVoid
%7 = OpTypeFunction %8
)");

    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec3_With_F32) {
    auto* cast = Call<vec3<f32>>(2_f);
    GlobalConst("g", ty.vec3<f32>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());

    EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%2 = OpTypeVoid
%1 = OpTypeFunction %2
%6 = OpTypeFloat 32
%5 = OpTypeVector %6 3
%7 = OpConstant %6 2
%8 = OpConstantComposite %5 %7 %7 %7
%10 = OpTypePointer Function %5
%11 = OpConstantNull %5
)");
    EXPECT_EQ(DumpInstructions(b.Module().Functions()[0].instructions()), R"(OpStore %9 %8
OpReturn
)");
    Validate(b);
}

TEST_F(SpvBuilderConstructorTest, Type_GlobalConst_Vec3_With_F16) {
    Enable(wgsl::Extension::kF16);

    auto* cast = Call<vec3<f16>>(2_h);
    GlobalConst("g", ty.vec3<f16>(), cast);
    WrapInFunction(Decl(Var("l", Expr("g"))));

    Builder& b = SanitizeAndBuild();
    ASSERT_TRUE(b.Build());