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// Copyright 2023 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/ir/program_test_helper.h"
#include "src/tint/ast/case_selector.h"
#include "src/tint/ast/int_literal_expression.h"
#include "src/tint/constant/scalar.h"
namespace tint::ir {
namespace {
using namespace tint::number_suffixes; // NOLINT
using IR_FromProgramUnaryTest = ProgramTestHelper;
TEST_F(IR_FromProgramUnaryTest, EmitExpression_Unary_Not) {
Func("my_func", utils::Empty, ty.bool_(), utils::Vector{Return(false)});
auto* expr = Not(Call("my_func"));
WrapInFunction(expr);
auto m = Build();
ASSERT_TRUE(m) << (!m ? m.Failure() : "");
EXPECT_EQ(Disassemble(m.Get()), R"(%my_func = func():bool -> %b1 {
%b1 = block {
ret false
}
}
%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
%3:bool = call %my_func
%tint_symbol:bool = eq %3, false
ret
}
}
)");
}
TEST_F(IR_FromProgramUnaryTest, EmitExpression_Unary_Complement) {
Func("my_func", utils::Empty, ty.u32(), utils::Vector{Return(1_u)});
auto* expr = Complement(Call("my_func"));
WrapInFunction(expr);
auto m = Build();
ASSERT_TRUE(m) << (!m ? m.Failure() : "");
EXPECT_EQ(Disassemble(m.Get()), R"(%my_func = func():u32 -> %b1 {
%b1 = block {
ret 1u
}
}
%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
%3:u32 = call %my_func
%tint_symbol:u32 = complement %3
ret
}
}
)");
}
TEST_F(IR_FromProgramUnaryTest, EmitExpression_Unary_Negation) {
Func("my_func", utils::Empty, ty.i32(), utils::Vector{Return(1_i)});
auto* expr = Negation(Call("my_func"));
WrapInFunction(expr);
auto m = Build();
ASSERT_TRUE(m) << (!m ? m.Failure() : "");
EXPECT_EQ(Disassemble(m.Get()), R"(%my_func = func():i32 -> %b1 {
%b1 = block {
ret 1i
}
}
%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
%3:i32 = call %my_func
%tint_symbol:i32 = negation %3
ret
}
}
)");
}
TEST_F(IR_FromProgramUnaryTest, EmitExpression_Unary_AddressOf) {
GlobalVar("v1", builtin::AddressSpace::kPrivate, ty.i32());
auto* expr = Decl(Let("v2", AddressOf("v1")));
WrapInFunction(expr);
auto m = Build();
ASSERT_TRUE(m) << (!m ? m.Failure() : "");
EXPECT_EQ(Disassemble(m.Get()), R"(%b1 = block { # root
%v2:ptr<private, i32, read_write> = var
}
%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
ret
}
}
)");
}
TEST_F(IR_FromProgramUnaryTest, EmitExpression_Unary_Indirection) {
GlobalVar("v1", builtin::AddressSpace::kPrivate, ty.i32());
utils::Vector stmts = {
Decl(Let("v3", AddressOf("v1"))),
Assign(Deref("v3"), 42_i),
};
WrapInFunction(stmts);
auto m = Build();
ASSERT_TRUE(m) << (!m ? m.Failure() : "");
EXPECT_EQ(Disassemble(m.Get()), R"(%b1 = block { # root
%v3:ptr<private, i32, read_write> = var
}
%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b2 {
%b2 = block {
store %v3, 42i
ret
}
}
)");
}
} // namespace
} // namespace tint::ir