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https://github.com/YosysHQ/yosys
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88 lines
1.4 KiB
C++
88 lines
1.4 KiB
C++
#include <gtest/gtest.h>
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#include "passes/techmap/libparse.h"
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YOSYS_NAMESPACE_BEGIN
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namespace RTLIL {
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class TechmapLibparseTest : public testing::Test {
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protected:
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TechmapLibparseTest() {
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if (log_files.empty()) log_files.emplace_back(stdout);
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}
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void checkAll(std::initializer_list<std::string> expressions, std::string expected) {
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for (const auto& e : expressions) {
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auto helper = LibertyExpression::Lexer(e);
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auto tree_s = LibertyExpression::parse(helper).str();
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EXPECT_EQ(tree_s, expected);
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}
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}
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};
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TEST_F(TechmapLibparseTest, LibertyExpressionSpace)
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{
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checkAll({
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"x",
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"x ",
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" x",
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" x ",
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" x ",
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}, "(pin \"x\")");
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checkAll({
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"x y",
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" x y ",
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"x (y)",
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" x (y) ",
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"(x) y",
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" (x) y ",
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"x & y",
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"x&y",
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"x &y",
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"x& y",
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" x&y ",
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"x & (y)",
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"x&(y)",
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"x &(y)",
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"x& (y)",
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" x&(y) ",
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"(x) & y",
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"(x)&y",
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"(x) &y",
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"(x)& y",
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" (x)&y ",
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}, "(and (pin \"x\")\n"
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" (pin \"y\"))"
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);
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checkAll({
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"x ^ y",
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"x^y",
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"x ^y",
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"x^ y",
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" x^y ",
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}, "(xor (pin \"x\")\n"
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" (pin \"y\"))"
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);
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checkAll({
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"x !y",
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" x !y ",
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"x & !y",
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"x&!y",
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"x &!y",
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"x& !y",
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" x&!y ",
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"x y'",
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" x y' ",
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"x & y'",
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"x&y'",
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"x &y'",
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"x& y'",
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" x&y' ",
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}, "(and (pin \"x\")\n"
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" (not (pin \"y\")))"
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);
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}
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}
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YOSYS_NAMESPACE_END
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