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//===- OperationSupportTest.cpp - Operation support unit tests ------------===//
//
// Copyright 2019 The MLIR 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 "mlir/IR/OperationSupport.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/StandardTypes.h"
#include "gtest/gtest.h"
using namespace mlir;
using namespace mlir::detail;
namespace {
Operation *createOp(MLIRContext *context, bool resizableOperands,
ArrayRef<Value *> operands = llvm::None,
ArrayRef<Type> resultTypes = llvm::None) {
return Operation::create(
UnknownLoc::get(context), OperationName("foo.bar", context), resultTypes,
operands, llvm::None, llvm::None, 0, resizableOperands);
}
TEST(OperandStorageTest, NonResizable) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*resizableOperands=*/false, /*operands=*/llvm::None,
builder.getIntegerType(16));
Value *operand = useOp->getResult(0);
// Create a non-resizable operation with one operand.
Operation *user = createOp(&context, /*resizableOperands=*/false, operand,
builder.getIntegerType(16));
// Sanity check the storage.
EXPECT_EQ(user->hasResizableOperandsList(), false);
// The same number of operands is okay.
user->setOperands(operand);
EXPECT_EQ(user->getNumOperands(), 1u);
// Removing is okay.
user->setOperands(llvm::None);
EXPECT_EQ(user->getNumOperands(), 0u);
// Destroy the operations.
user->destroy();
useOp->destroy();
}
TEST(OperandStorageDeathTest, AddToNonResizable) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*resizableOperands=*/false, /*operands=*/llvm::None,
builder.getIntegerType(16));
Value *operand = useOp->getResult(0);
// Create a non-resizable operation with one operand.
Operation *user = createOp(&context, /*resizableOperands=*/false, operand,
builder.getIntegerType(16));
// Sanity check the storage.
EXPECT_EQ(user->hasResizableOperandsList(), false);
// Adding operands to a non resizable operation should result in a failure.
ASSERT_DEATH(user->setOperands({operand, operand}), "");
}
TEST(OperandStorageTest, Resizable) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*resizableOperands=*/false, /*operands=*/llvm::None,
builder.getIntegerType(16));
Value *operand = useOp->getResult(0);
// Create a resizable operation with one operand.
Operation *user = createOp(&context, /*resizableOperands=*/true, operand,
builder.getIntegerType(16));
// Sanity check the storage.
EXPECT_EQ(user->hasResizableOperandsList(), true);
// The same number of operands is okay.
user->setOperands(operand);
EXPECT_EQ(user->getNumOperands(), 1u);
// Removing is okay.
user->setOperands(llvm::None);
EXPECT_EQ(user->getNumOperands(), 0u);
// Adding more operands is okay.
user->setOperands({operand, operand, operand});
EXPECT_EQ(user->getNumOperands(), 3u);
// Destroy the operations.
user->destroy();
useOp->destroy();
}
} // end namespace
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