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f68acdfc6c
Based on post-commit review comments by Chandler Carruth on https://reviews.llvm.org/D31236. Thanks! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@299062 91177308-0d34-0410-b5e6-96231b3b80d8
82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
//========- unittests/Support/Host.cpp - Host.cpp tests --------------========//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/Host.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/Triple.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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class HostTest : public testing::Test {
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Triple Host;
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protected:
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bool isSupportedArchAndOS() {
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// Initially this is only testing detection of the number of
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// physical cores, which is currently only supported/tested for
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// x86_64 Linux and Darwin.
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return (Host.getArch() == Triple::x86_64 &&
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(Host.isOSDarwin() || Host.getOS() == Triple::Linux));
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}
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HostTest() : Host(Triple::normalize(sys::getProcessTriple())) {}
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};
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TEST_F(HostTest, NumPhysicalCores) {
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int Num = sys::getHostNumPhysicalCores();
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if (isSupportedArchAndOS())
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ASSERT_GT(Num, 0);
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else
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ASSERT_EQ(Num, -1);
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}
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TEST(getLinuxHostCPUName, ARM) {
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StringRef CortexA9ProcCpuinfo = R"(
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processor : 0
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model name : ARMv7 Processor rev 10 (v7l)
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BogoMIPS : 1393.66
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Features : half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpd32
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CPU implementer : 0x41
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CPU architecture: 7
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CPU variant : 0x2
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CPU part : 0xc09
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CPU revision : 10
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processor : 1
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model name : ARMv7 Processor rev 10 (v7l)
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BogoMIPS : 1393.66
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Features : half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpd32
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CPU implementer : 0x41
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CPU architecture: 7
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CPU variant : 0x2
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CPU part : 0xc09
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CPU revision : 10
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Hardware : Generic OMAP4 (Flattened Device Tree)
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Revision : 0000
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Serial : 0000000000000000
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)";
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EXPECT_EQ(sys::detail::getHostCPUNameForARM(CortexA9ProcCpuinfo),
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"cortex-a9");
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EXPECT_EQ(sys::detail::getHostCPUNameForARM("CPU implementer : 0x41\n"
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"CPU part : 0xc0f"),
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"cortex-a15");
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// Verify that both CPU implementer and CPU part are checked:
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EXPECT_EQ(sys::detail::getHostCPUNameForARM("CPU implementer : 0x40\n"
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"CPU part : 0xc0f"),
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"generic");
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EXPECT_EQ(sys::detail::getHostCPUNameForARM("CPU implementer : 0x51\n"
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"CPU part : 0x06f"),
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"krait");
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}
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