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llvm-mirror/unittests/ExecutionEngine/MCJIT/MCJITTestAPICommon.h
Nico Weber 0b4ca50934 s/LLVM_ON_WIN32/_WIN32/, llvm
LLVM_ON_WIN32 is set exactly with MSVC and MinGW (but not Cygwin) in
HandleLLVMOptions.cmake, which is where _WIN32 defined too.  Just use the
default macro instead of a reinvented one.

See thread "Replacing LLVM_ON_WIN32 with just _WIN32" on llvm-dev and cfe-dev.
No intended behavior change.

This moves over all uses of the macro, but doesn't remove the definition
of it in (llvm-)config.h yet.

llvm-svn: 331127
2018-04-29 00:45:03 +00:00

102 lines
3.1 KiB
C++

//===- MCJITTestBase.h - Common base class for MCJIT Unit tests ----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This class implements functionality shared by both MCJIT C API tests, and
// the C++ API tests.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_UNITTESTS_EXECUTIONENGINE_MCJIT_MCJITTESTAPICOMMON_H
#define LLVM_UNITTESTS_EXECUTIONENGINE_MCJIT_MCJITTESTAPICOMMON_H
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Triple.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/InitializePasses.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/TargetSelect.h"
// Used to skip tests on unsupported architectures and operating systems.
// To skip a test, add this macro at the top of a test-case in a suite that
// inherits from MCJITTestBase. See MCJITTest.cpp for examples.
#define SKIP_UNSUPPORTED_PLATFORM \
do \
if (!ArchSupportsMCJIT() || !OSSupportsMCJIT()) \
return; \
while(0)
namespace llvm {
class MCJITTestAPICommon {
protected:
MCJITTestAPICommon()
: HostTriple(sys::getProcessTriple())
{
InitializeNativeTarget();
InitializeNativeTargetAsmPrinter();
// FIXME: It isn't at all clear why this is necesasry, but without it we
// fail to initialize the AssumptionCacheTracker.
initializeAssumptionCacheTrackerPass(*PassRegistry::getPassRegistry());
#ifdef _WIN32
// On Windows, generate ELF objects by specifying "-elf" in triple
HostTriple += "-elf";
#endif // _WIN32
HostTriple = Triple::normalize(HostTriple);
}
/// Returns true if the host architecture is known to support MCJIT
bool ArchSupportsMCJIT() {
Triple Host(HostTriple);
// If ARCH is not supported, bail
if (!is_contained(SupportedArchs, Host.getArch()))
return false;
// If ARCH is supported and has no specific sub-arch support
if (!is_contained(HasSubArchs, Host.getArch()))
return true;
// If ARCH has sub-arch support, find it
SmallVectorImpl<std::string>::const_iterator I = SupportedSubArchs.begin();
for(; I != SupportedSubArchs.end(); ++I)
if (Host.getArchName().startswith(*I))
return true;
return false;
}
/// Returns true if the host OS is known to support MCJIT
bool OSSupportsMCJIT() {
Triple Host(HostTriple);
if (find(UnsupportedEnvironments, Host.getEnvironment()) !=
UnsupportedEnvironments.end())
return false;
if (!is_contained(UnsupportedOSs, Host.getOS()))
return true;
return false;
}
std::string HostTriple;
SmallVector<Triple::ArchType, 4> SupportedArchs;
SmallVector<Triple::ArchType, 1> HasSubArchs;
SmallVector<std::string, 2> SupportedSubArchs; // We need to own the memory
SmallVector<Triple::OSType, 4> UnsupportedOSs;
SmallVector<Triple::EnvironmentType, 1> UnsupportedEnvironments;
};
} // namespace llvm
#endif