515bd1c9b8
Summary: Reviewer requested that this routine not be a macro, however that means that it was not being intitialized as the static initializer was done before the memcpy from the device. Fix this so we can get timing information.
326 lines
12 KiB
C++
326 lines
12 KiB
C++
//===-- Implementation of the base class for libc unittests----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "LibcTest.h"
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#include "src/__support/CPP/string.h"
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#include "src/__support/CPP/string_view.h"
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#include "src/__support/UInt128.h"
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#include "test/UnitTest/TestLogger.h"
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#if __STDC_HOSTED__
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#include <time.h>
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#elif defined(LIBC_TARGET_ARCH_IS_GPU)
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#include "src/__support/GPU/utils.h"
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static long clock() { return __llvm_libc::gpu::fixed_frequency_clock(); }
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#if defined(LIBC_TARGET_ARCH_IS_NVPTX)
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#define CLOCKS_PER_SEC 1000000000UL
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#else
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// The AMDGPU loader needs to initialize this at runtime by querying the driver.
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extern "C" [[gnu::visibility("protected")]] uint64_t
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[[clang::address_space(4)]] __llvm_libc_clock_freq;
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#define CLOCKS_PER_SEC __llvm_libc_clock_freq
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#endif
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#else
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static long clock() { return 0; }
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#define CLOCKS_PER_SEC 1
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#endif
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namespace __llvm_libc {
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namespace testing {
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namespace internal {
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TestLogger &operator<<(TestLogger &logger, Location Loc) {
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return logger << Loc.file << ":" << Loc.line << ": FAILURE\n";
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}
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// When the value is UInt128, __uint128_t or wider, show its hexadecimal
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// digits.
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template <typename T>
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cpp::enable_if_t<cpp::is_integral_v<T> && (sizeof(T) > sizeof(uint64_t)),
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cpp::string>
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describeValue(T Value) {
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static_assert(sizeof(T) % 8 == 0, "Unsupported size of UInt");
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char buf[IntegerToString::hex_bufsize<T>()];
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IntegerToString::hex(Value, buf, false);
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return "0x" + cpp::string(buf, sizeof(buf));
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}
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// When the value is of a standard integral type, just display it as normal.
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template <typename ValType>
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cpp::enable_if_t<cpp::is_integral_v<ValType> &&
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sizeof(ValType) <= sizeof(uint64_t),
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cpp::string>
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describeValue(ValType Value) {
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return cpp::to_string(Value);
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}
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cpp::string_view describeValue(const cpp::string &Value) { return Value; }
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cpp::string_view describeValue(cpp::string_view Value) { return Value; }
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template <typename ValType>
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bool test(RunContext *Ctx, TestCond Cond, ValType LHS, ValType RHS,
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const char *LHSStr, const char *RHSStr, Location Loc) {
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auto ExplainDifference = [=, &Ctx](bool Cond,
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cpp::string_view OpString) -> bool {
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if (Cond)
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return true;
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Ctx->markFail();
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size_t OffsetLength = OpString.size() > 2 ? OpString.size() - 2 : 0;
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cpp::string Offset(OffsetLength, ' ');
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tlog << Loc;
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tlog << Offset << "Expected: " << LHSStr << '\n'
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<< Offset << "Which is: " << describeValue(LHS) << '\n'
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<< "To be " << OpString << ": " << RHSStr << '\n'
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<< Offset << "Which is: " << describeValue(RHS) << '\n';
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return false;
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};
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switch (Cond) {
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case TestCond::EQ:
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return ExplainDifference(LHS == RHS, "equal to");
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case TestCond::NE:
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return ExplainDifference(LHS != RHS, "not equal to");
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case TestCond::LT:
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return ExplainDifference(LHS < RHS, "less than");
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case TestCond::LE:
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return ExplainDifference(LHS <= RHS, "less than or equal to");
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case TestCond::GT:
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return ExplainDifference(LHS > RHS, "greater than");
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case TestCond::GE:
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return ExplainDifference(LHS >= RHS, "greater than or equal to");
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}
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}
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} // namespace internal
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Test *Test::Start = nullptr;
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Test *Test::End = nullptr;
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int argc = 0;
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char **argv = nullptr;
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char **envp = nullptr;
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using internal::RunContext;
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void Test::addTest(Test *T) {
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if (End == nullptr) {
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Start = T;
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End = T;
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return;
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}
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End->Next = T;
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End = T;
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}
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int Test::runTests(const char *TestFilter) {
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int TestCount = 0;
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int FailCount = 0;
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for (Test *T = Start; T != nullptr; T = T->Next) {
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const char *TestName = T->getName();
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cpp::string StrTestName(TestName);
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constexpr auto GREEN = "\033[32m";
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constexpr auto RED = "\033[31m";
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constexpr auto RESET = "\033[0m";
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if ((TestFilter != nullptr) && (StrTestName != TestFilter)) {
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continue;
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}
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tlog << GREEN << "[ RUN ] " << RESET << TestName << '\n';
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[[maybe_unused]] const auto start_time = clock();
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RunContext Ctx;
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T->SetUp();
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T->setContext(&Ctx);
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T->Run();
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T->TearDown();
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[[maybe_unused]] const auto end_time = clock();
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switch (Ctx.status()) {
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case RunContext::RunResult::Fail:
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tlog << RED << "[ FAILED ] " << RESET << TestName << '\n';
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++FailCount;
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break;
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case RunContext::RunResult::Pass:
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tlog << GREEN << "[ OK ] " << RESET << TestName;
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#if __STDC_HOSTED__ || defined(LIBC_TARGET_ARCH_IS_GPU)
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tlog << " (took ";
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if (start_time > end_time) {
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tlog << "unknown - try rerunning)\n";
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} else {
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const auto duration = end_time - start_time;
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const uint64_t duration_ms = (duration * 1000) / CLOCKS_PER_SEC;
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const uint64_t duration_us = (duration * 1000 * 1000) / CLOCKS_PER_SEC;
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const uint64_t duration_ns =
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(duration * 1000 * 1000 * 1000) / CLOCKS_PER_SEC;
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if (duration_ms != 0)
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tlog << duration_ms << " ms)\n";
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else if (duration_us != 0)
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tlog << duration_us << " us)\n";
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else
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tlog << duration_ns << " ns)\n";
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}
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#else
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tlog << '\n';
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#endif
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break;
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}
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++TestCount;
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}
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if (TestCount > 0) {
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tlog << "Ran " << TestCount << " tests. "
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<< " PASS: " << TestCount - FailCount << ' ' << " FAIL: " << FailCount
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<< '\n';
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} else {
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tlog << "No tests run.\n";
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if (TestFilter) {
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tlog << "No matching test for " << TestFilter << '\n';
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}
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}
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return FailCount > 0 || TestCount == 0 ? 1 : 0;
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}
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namespace internal {
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template bool test<char>(RunContext *Ctx, TestCond Cond, char LHS, char RHS,
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const char *LHSStr, const char *RHSStr, Location Loc);
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template bool test<short>(RunContext *Ctx, TestCond Cond, short LHS, short RHS,
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const char *LHSStr, const char *RHSStr, Location Loc);
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template bool test<int>(RunContext *Ctx, TestCond Cond, int LHS, int RHS,
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const char *LHSStr, const char *RHSStr, Location Loc);
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template bool test<long>(RunContext *Ctx, TestCond Cond, long LHS, long RHS,
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const char *LHSStr, const char *RHSStr, Location Loc);
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template bool test<long long>(RunContext *Ctx, TestCond Cond, long long LHS,
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long long RHS, const char *LHSStr,
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const char *RHSStr, Location Loc);
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template bool test<unsigned char>(RunContext *Ctx, TestCond Cond,
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unsigned char LHS, unsigned char RHS,
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const char *LHSStr, const char *RHSStr,
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Location Loc);
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template bool test<unsigned short>(RunContext *Ctx, TestCond Cond,
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unsigned short LHS, unsigned short RHS,
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const char *LHSStr, const char *RHSStr,
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Location Loc);
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template bool test<unsigned int>(RunContext *Ctx, TestCond Cond,
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unsigned int LHS, unsigned int RHS,
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const char *LHSStr, const char *RHSStr,
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Location Loc);
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template bool test<unsigned long>(RunContext *Ctx, TestCond Cond,
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unsigned long LHS, unsigned long RHS,
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const char *LHSStr, const char *RHSStr,
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Location Loc);
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template bool test<bool>(RunContext *Ctx, TestCond Cond, bool LHS, bool RHS,
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const char *LHSStr, const char *RHSStr, Location Loc);
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template bool test<unsigned long long>(RunContext *Ctx, TestCond Cond,
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unsigned long long LHS,
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unsigned long long RHS,
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const char *LHSStr, const char *RHSStr,
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Location Loc);
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// We cannot just use a single UInt128 specialization as that resolves to only
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// one type, UInt<128> or __uint128_t. We want both overloads as we want to
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// be able to unittest UInt<128> on platforms where UInt128 resolves to
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// UInt128.
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#ifdef __SIZEOF_INT128__
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// When builtin __uint128_t type is available, include its specialization
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// also.
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template bool test<__uint128_t>(RunContext *Ctx, TestCond Cond, __uint128_t LHS,
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__uint128_t RHS, const char *LHSStr,
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const char *RHSStr, Location Loc);
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#endif
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template bool test<__llvm_libc::cpp::Int<128>>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::Int<128> LHS,
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__llvm_libc::cpp::Int<128> RHS,
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const char *LHSStr,
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const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::UInt<128>>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::UInt<128> LHS,
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__llvm_libc::cpp::UInt<128> RHS,
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const char *LHSStr,
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const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::UInt<192>>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::UInt<192> LHS,
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__llvm_libc::cpp::UInt<192> RHS,
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const char *LHSStr,
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const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::UInt<256>>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::UInt<256> LHS,
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__llvm_libc::cpp::UInt<256> RHS,
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const char *LHSStr,
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const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::UInt<320>>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::UInt<320> LHS,
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__llvm_libc::cpp::UInt<320> RHS,
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const char *LHSStr,
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const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::string_view>(
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RunContext *Ctx, TestCond Cond, __llvm_libc::cpp::string_view LHS,
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__llvm_libc::cpp::string_view RHS, const char *LHSStr, const char *RHSStr,
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Location Loc);
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template bool test<__llvm_libc::cpp::string>(RunContext *Ctx, TestCond Cond,
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__llvm_libc::cpp::string LHS,
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__llvm_libc::cpp::string RHS,
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const char *LHSStr,
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const char *RHSStr, Location Loc);
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} // namespace internal
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bool Test::testStrEq(const char *LHS, const char *RHS, const char *LHSStr,
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const char *RHSStr, internal::Location Loc) {
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return internal::test(
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Ctx, TestCond::EQ, LHS ? cpp::string_view(LHS) : cpp::string_view(),
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RHS ? cpp::string_view(RHS) : cpp::string_view(), LHSStr, RHSStr, Loc);
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}
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bool Test::testStrNe(const char *LHS, const char *RHS, const char *LHSStr,
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const char *RHSStr, internal::Location Loc) {
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return internal::test(
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Ctx, TestCond::NE, LHS ? cpp::string_view(LHS) : cpp::string_view(),
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RHS ? cpp::string_view(RHS) : cpp::string_view(), LHSStr, RHSStr, Loc);
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}
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bool Test::testMatch(bool MatchResult, MatcherBase &Matcher, const char *LHSStr,
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const char *RHSStr, internal::Location Loc) {
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if (MatchResult)
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return true;
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Ctx->markFail();
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if (!Matcher.is_silent()) {
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tlog << Loc;
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tlog << "Failed to match " << LHSStr << " against " << RHSStr << ".\n";
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Matcher.explainError();
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}
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return false;
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}
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} // namespace testing
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} // namespace __llvm_libc
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