mirror of https://github.com/openXC7/prjxray.git
125 lines
5.2 KiB
C++
125 lines
5.2 KiB
C++
/*
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* Copyright (C) 2017-2020 The Project X-Ray Authors.
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*
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* Use of this source code is governed by a ISC-style
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* license that can be found in the LICENSE file or at
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* https://opensource.org/licenses/ISC
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*
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* SPDX-License-Identifier: ISC
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*/
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#include <prjxray/xilinx/xc7series/configuration_row.h>
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#include <gtest/gtest.h>
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using namespace prjxray::xilinx;
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TEST(RowTest, IsValidFrameAddress) {
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std::vector<xc7series::FrameAddress> addresses;
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2));
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xc7series::Row row(addresses.begin(), addresses.end());
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EXPECT_TRUE(row.IsValidFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 0)));
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EXPECT_TRUE(row.IsValidFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 0)));
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EXPECT_TRUE(row.IsValidFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2)));
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EXPECT_FALSE(row.IsValidFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 2)));
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EXPECT_FALSE(row.IsValidFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 2, 0)));
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}
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TEST(RowTest, GetNextFrameAddressYieldNextAddressInRow) {
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std::vector<xc7series::FrameAddress> addresses;
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2));
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xc7series::Row row(addresses.begin(), addresses.end());
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auto next_address = row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 0));
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ASSERT_TRUE(next_address);
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EXPECT_EQ(*next_address,
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xc7series::FrameAddress(xc7series::BlockType::CLB_IO_CLK,
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false, 0, 0, 1));
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next_address = row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 1));
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ASSERT_TRUE(next_address);
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EXPECT_EQ(*next_address,
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xc7series::FrameAddress(xc7series::BlockType::CLB_IO_CLK,
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false, 0, 1, 0));
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// Rows have unique behavior for GetNextFrameAddress() at the end of a
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// bus. Since the addresses need to be returned in numerically
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// increasing order, all of the rows need to be returned before moving
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// to a different bus. That means that Row::GetNextFrameAddress() needs
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// to return no object at the end of a bus and let the caller use that
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// as a signal to try the next row.
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next_address = row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 1));
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EXPECT_FALSE(next_address);
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next_address = row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 1));
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ASSERT_TRUE(next_address);
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EXPECT_EQ(*next_address,
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xc7series::FrameAddress(xc7series::BlockType::BLOCK_RAM,
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false, 0, 0, 2));
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next_address = row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2));
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EXPECT_FALSE(next_address);
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}
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TEST(RowTest, GetNextFrameAddressYieldNothingAtEndOfRow) {
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std::vector<xc7series::FrameAddress> addresses;
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::CLB_IO_CLK, false, 0, 1, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 0));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 1));
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addresses.push_back(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2));
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xc7series::Row row(addresses.begin(), addresses.end());
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EXPECT_FALSE(row.GetNextFrameAddress(xc7series::FrameAddress(
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xc7series::BlockType::BLOCK_RAM, false, 0, 0, 2)));
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}
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