OperationSupportTest.cpp
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//===- OperationSupportTest.cpp - Operation support unit tests ------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#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;
static Operation *createOp(MLIRContext *context,
ArrayRef<Value> operands = llvm::None,
ArrayRef<Type> resultTypes = llvm::None) {
context->allowUnregisteredDialects();
return Operation::create(UnknownLoc::get(context),
OperationName("foo.bar", context), resultTypes,
operands, llvm::None, llvm::None, 0);
}
namespace {
TEST(OperandStorageTest, NonResizable) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*operands=*/llvm::None, builder.getIntegerType(16));
Value operand = useOp->getResult(0);
// Create a non-resizable operation with one operand.
Operation *user = createOp(&context, operand);
// 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(OperandStorageTest, Resizable) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*operands=*/llvm::None, builder.getIntegerType(16));
Value operand = useOp->getResult(0);
// Create a resizable operation with one operand.
Operation *user = createOp(&context, operand);
// 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();
}
TEST(OperandStorageTest, RangeReplace) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*operands=*/llvm::None, builder.getIntegerType(16));
Value operand = useOp->getResult(0);
// Create a resizable operation with one operand.
Operation *user = createOp(&context, operand);
// Check setting with the same number of operands.
user->setOperands(/*start=*/0, /*length=*/1, operand);
EXPECT_EQ(user->getNumOperands(), 1u);
// Check setting with more operands.
user->setOperands(/*start=*/0, /*length=*/1, {operand, operand, operand});
EXPECT_EQ(user->getNumOperands(), 3u);
// Check setting with less operands.
user->setOperands(/*start=*/1, /*length=*/2, {operand});
EXPECT_EQ(user->getNumOperands(), 2u);
// Check inserting without replacing operands.
user->setOperands(/*start=*/2, /*length=*/0, {operand});
EXPECT_EQ(user->getNumOperands(), 3u);
// Check erasing operands.
user->setOperands(/*start=*/0, /*length=*/3, {});
EXPECT_EQ(user->getNumOperands(), 0u);
// Destroy the operations.
user->destroy();
useOp->destroy();
}
TEST(OperandStorageTest, MutableRange) {
MLIRContext context;
Builder builder(&context);
Operation *useOp =
createOp(&context, /*operands=*/llvm::None, builder.getIntegerType(16));
Value operand = useOp->getResult(0);
// Create a resizable operation with one operand.
Operation *user = createOp(&context, operand);
// Check setting with the same number of operands.
MutableOperandRange mutableOperands(user);
mutableOperands.assign(operand);
EXPECT_EQ(mutableOperands.size(), 1u);
EXPECT_EQ(user->getNumOperands(), 1u);
// Check setting with more operands.
mutableOperands.assign({operand, operand, operand});
EXPECT_EQ(mutableOperands.size(), 3u);
EXPECT_EQ(user->getNumOperands(), 3u);
// Check with inserting a new operand.
mutableOperands.append({operand, operand});
EXPECT_EQ(mutableOperands.size(), 5u);
EXPECT_EQ(user->getNumOperands(), 5u);
// Check erasing operands.
mutableOperands.clear();
EXPECT_EQ(mutableOperands.size(), 0u);
EXPECT_EQ(user->getNumOperands(), 0u);
// Destroy the operations.
user->destroy();
useOp->destroy();
}
} // end namespace