本文整理汇总了C++中TargetLibraryInfoImpl类的典型用法代码示例。如果您正苦于以下问题:C++ TargetLibraryInfoImpl类的具体用法?C++ TargetLibraryInfoImpl怎么用?C++ TargetLibraryInfoImpl使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了TargetLibraryInfoImpl类的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: getCodeGenPasses
bool EmitAssemblyHelper::AddEmitPasses(BackendAction Action,
raw_pwrite_stream &OS) {
// Create the code generator passes.
legacy::PassManager *PM = getCodeGenPasses();
// Add LibraryInfo.
llvm::Triple TargetTriple(TheModule->getTargetTriple());
TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple);
if (!CodeGenOpts.SimplifyLibCalls)
TLII->disableAllFunctions();
PM->add(new TargetLibraryInfoWrapperPass(*TLII));
// Add Target specific analysis passes.
//TM->addAnalysisPasses(*PM);
// Normal mode, emit a .s or .o file by running the code generator. Note,
// this also adds codegenerator level optimization passes.
TargetMachine::CodeGenFileType CGFT = TargetMachine::CGFT_AssemblyFile;
if (Action == Backend_EmitObj)
CGFT = TargetMachine::CGFT_ObjectFile;
else if (Action == Backend_EmitMCNull)
CGFT = TargetMachine::CGFT_Null;
else
assert(Action == Backend_EmitAssembly && "Invalid action!");
if (TM->addPassesToEmitFile(*PM, OS, CGFT,
/*DisableVerify=*/!CodeGenOpts.VerifyModule)) {
Diags.Report(diag::err_fe_unable_to_interface_with_target);
return false;
}
return true;
}
开发者ID:llvm-flang,项目名称:flang-old,代码行数:34,代码来源:BackendUtil.cpp
示例2: TargetLibraryInfoImpl
static TargetLibraryInfoImpl *createTLII(llvm::Triple &TargetTriple,
const CodeGenOptions &CodeGenOpts) {
TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple);
if (!CodeGenOpts.SimplifyLibCalls)
TLII->disableAllFunctions();
return TLII;
}
开发者ID:KonstantinSchubert,项目名称:root,代码行数:7,代码来源:BackendUtil.cpp
示例3: LLVMRustAddBuilderLibraryInfo
// Unfortunately, the LLVM C API doesn't provide a way to set the `LibraryInfo`
// field of a PassManagerBuilder, we expose our own method of doing so.
extern "C" void LLVMRustAddBuilderLibraryInfo(LLVMPassManagerBuilderRef PMBR,
LLVMModuleRef M,
bool DisableSimplifyLibCalls) {
Triple TargetTriple(unwrap(M)->getTargetTriple());
TargetLibraryInfoImpl *TLI = new TargetLibraryInfoImpl(TargetTriple);
if (DisableSimplifyLibCalls)
TLI->disableAllFunctions();
unwrap(PMBR)->LibraryInfo = TLI;
}
开发者ID:DiamondLovesYou,项目名称:rust,代码行数:11,代码来源:PassWrapper.cpp
示例4: LLVMRustAddBuilderLibraryInfo
// Unfortunately, the LLVM C API doesn't provide a way to set the `LibraryInfo`
// field of a PassManagerBuilder, we expose our own method of doing so.
extern "C" void
LLVMRustAddBuilderLibraryInfo(LLVMPassManagerBuilderRef PMB,
LLVMModuleRef M,
bool DisableSimplifyLibCalls) {
Triple TargetTriple(unwrap(M)->getTargetTriple());
#if LLVM_VERSION_MINOR >= 7
TargetLibraryInfoImpl *TLI = new TargetLibraryInfoImpl(TargetTriple);
#else
TargetLibraryInfo *TLI = new TargetLibraryInfo(TargetTriple);
#endif
if (DisableSimplifyLibCalls)
TLI->disableAllFunctions();
unwrap(PMB)->LibraryInfo = TLI;
}
开发者ID:Aaron1011,项目名称:rust,代码行数:16,代码来源:PassWrapper.cpp
示例5: TargetLibraryInfoImpl
static TargetLibraryInfoImpl *createTLII(llvm::Triple &TargetTriple,
const CodeGenOptions &CodeGenOpts) {
TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple);
if (!CodeGenOpts.SimplifyLibCalls)
TLII->disableAllFunctions();
switch (CodeGenOpts.getVecLib()) {
case CodeGenOptions::Accelerate:
TLII->addVectorizableFunctionsFromVecLib(TargetLibraryInfoImpl::Accelerate);
break;
default:
break;
}
return TLII;
}
开发者ID:FrozenGene,项目名称:clang_trunk,代码行数:15,代码来源:BackendUtil.cpp
示例6: TargetLibraryInfoImpl
static TargetLibraryInfoImpl *createTLII(llvm::Triple &TargetTriple,
const CodeGenOptions &CodeGenOpts) {
TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple);
if (!CodeGenOpts.SimplifyLibCalls)
TLII->disableAllFunctions();
else {
// Disable individual libc/libm calls in TargetLibraryInfo.
LibFunc::Func F;
for (auto &FuncName : CodeGenOpts.getNoBuiltinFuncs())
if (TLII->getLibFunc(FuncName, F))
TLII->setUnavailable(F);
}
switch (CodeGenOpts.getVecLib()) {
case CodeGenOptions::Accelerate:
TLII->addVectorizableFunctionsFromVecLib(TargetLibraryInfoImpl::Accelerate);
break;
case CodeGenOptions::SVML:
TLII->addVectorizableFunctionsFromVecLib(TargetLibraryInfoImpl::SVML);
break;
default:
break;
}
return TLII;
}
开发者ID:irods,项目名称:clang,代码行数:25,代码来源:BackendUtil.cpp
示例7: ldc_optimize_module
//////////////////////////////////////////////////////////////////////////////////////////
// This function runs optimization passes based on command line arguments.
// Returns true if any optimization passes were invoked.
bool ldc_optimize_module(llvm::Module *M)
{
// Create a PassManager to hold and optimize the collection of
// per-module passes we are about to build.
#if LDC_LLVM_VER >= 307
legacy::
#endif
PassManager mpm;
#if LDC_LLVM_VER >= 307
// Add an appropriate TargetLibraryInfo pass for the module's triple.
TargetLibraryInfoImpl *tlii = new TargetLibraryInfoImpl(Triple(M->getTargetTriple()));
// The -disable-simplify-libcalls flag actually disables all builtin optzns.
if (disableSimplifyLibCalls)
tlii->disableAllFunctions();
mpm.add(new TargetLibraryInfoWrapperPass(*tlii));
#else
// Add an appropriate TargetLibraryInfo pass for the module's triple.
TargetLibraryInfo *tli = new TargetLibraryInfo(Triple(M->getTargetTriple()));
// The -disable-simplify-libcalls flag actually disables all builtin optzns.
if (disableSimplifyLibCalls)
tli->disableAllFunctions();
mpm.add(tli);
#endif
// Add an appropriate DataLayout instance for this module.
#if LDC_LLVM_VER >= 307
// The DataLayout is already set at the module (in module.cpp,
// method Module::genLLVMModule())
// FIXME: Introduce new command line switch default-data-layout to
// override the module data layout
#elif LDC_LLVM_VER == 306
mpm.add(new DataLayoutPass());
#elif LDC_LLVM_VER == 305
const DataLayout *DL = M->getDataLayout();
assert(DL && "DataLayout not set at module");
mpm.add(new DataLayoutPass(*DL));
#elif LDC_LLVM_VER >= 302
mpm.add(new DataLayout(M));
#else
mpm.add(new TargetData(M));
#endif
#if LDC_LLVM_VER >= 307
// Add internal analysis passes from the target machine.
mpm.add(createTargetTransformInfoWrapperPass(gTargetMachine->getTargetIRAnalysis()));
#elif LDC_LLVM_VER >= 305
// Add internal analysis passes from the target machine.
gTargetMachine->addAnalysisPasses(mpm);
#endif
// Also set up a manager for the per-function passes.
#if LDC_LLVM_VER >= 307
legacy::
#endif
FunctionPassManager fpm(M);
#if LDC_LLVM_VER >= 307
// Add internal analysis passes from the target machine.
fpm.add(createTargetTransformInfoWrapperPass(gTargetMachine->getTargetIRAnalysis()));
#elif LDC_LLVM_VER >= 306
fpm.add(new DataLayoutPass());
gTargetMachine->addAnalysisPasses(fpm);
#elif LDC_LLVM_VER == 305
fpm.add(new DataLayoutPass(M));
gTargetMachine->addAnalysisPasses(fpm);
#elif LDC_LLVM_VER >= 302
fpm.add(new DataLayout(M));
#else
fpm.add(new TargetData(M));
#endif
// If the -strip-debug command line option was specified, add it before
// anything else.
if (stripDebug)
mpm.add(createStripSymbolsPass(true));
bool defaultsAdded = false;
// Create a new optimization pass for each one specified on the command line
for (unsigned i = 0; i < passList.size(); ++i) {
if (optimizeLevel && optimizeLevel.getPosition() < passList.getPosition(i)) {
addOptimizationPasses(mpm, fpm, optLevel(), sizeLevel());
defaultsAdded = true;
}
const PassInfo *passInf = passList[i];
Pass *pass = 0;
if (passInf->getNormalCtor())
pass = passInf->getNormalCtor()();
else {
const char* arg = passInf->getPassArgument(); // may return null
if (arg)
error(Loc(), "Can't create pass '-%s' (%s)", arg, pass->getPassName());
//.........这里部分代码省略.........
开发者ID:Axure,项目名称:ldc,代码行数:101,代码来源:optimizer.cpp
示例8: initialize
/// initialize - Initialize the set of available library functions based on the
/// specified target triple. This should be carefully written so that a missing
/// target triple gets a sane set of defaults.
static void initialize(TargetLibraryInfoImpl &TLI, const Triple &T,
ArrayRef<const char *> StandardNames) {
// Verify that the StandardNames array is in alphabetical order.
assert(std::is_sorted(StandardNames.begin(), StandardNames.end(),
[](const char *LHS, const char *RHS) {
return strcmp(LHS, RHS) < 0;
}) &&
"TargetLibraryInfoImpl function names must be sorted");
if (T.getArch() == Triple::r600 ||
T.getArch() == Triple::amdgcn) {
TLI.setUnavailable(LibFunc::ldexp);
TLI.setUnavailable(LibFunc::ldexpf);
TLI.setUnavailable(LibFunc::ldexpl);
}
// There are no library implementations of mempcy and memset for AMD gpus and
// these can be difficult to lower in the backend.
if (T.getArch() == Triple::r600 ||
T.getArch() == Triple::amdgcn) {
TLI.setUnavailable(LibFunc::memcpy);
TLI.setUnavailable(LibFunc::memset);
TLI.setUnavailable(LibFunc::memset_pattern16);
return;
}
// memset_pattern16 is only available on iOS 3.0 and Mac OS X 10.5 and later.
// All versions of watchOS support it.
if (T.isMacOSX()) {
if (T.isMacOSXVersionLT(10, 5))
TLI.setUnavailable(LibFunc::memset_pattern16);
} else if (T.isiOS()) {
if (T.isOSVersionLT(3, 0))
TLI.setUnavailable(LibFunc::memset_pattern16);
} else if (!T.isWatchOS()) {
TLI.setUnavailable(LibFunc::memset_pattern16);
}
if (!hasSinCosPiStret(T)) {
TLI.setUnavailable(LibFunc::sinpi);
TLI.setUnavailable(LibFunc::sinpif);
TLI.setUnavailable(LibFunc::cospi);
TLI.setUnavailable(LibFunc::cospif);
TLI.setUnavailable(LibFunc::sincospi_stret);
TLI.setUnavailable(LibFunc::sincospif_stret);
}
if (T.isMacOSX() && T.getArch() == Triple::x86 &&
!T.isMacOSXVersionLT(10, 7)) {
// x86-32 OSX has a scheme where fwrite and fputs (and some other functions
// we don't care about) have two versions; on recent OSX, the one we want
// has a $UNIX2003 suffix. The two implementations are identical except
// for the return value in some edge cases. However, we don't want to
// generate code that depends on the old symbols.
TLI.setAvailableWithName(LibFunc::fwrite, "fwrite$UNIX2003");
TLI.setAvailableWithName(LibFunc::fputs, "fputs$UNIX2003");
}
// iprintf and friends are only available on XCore and TCE.
if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce) {
TLI.setUnavailable(LibFunc::iprintf);
TLI.setUnavailable(LibFunc::siprintf);
TLI.setUnavailable(LibFunc::fiprintf);
}
if (T.isOSWindows() && !T.isOSCygMing()) {
// Win32 does not support long double
TLI.setUnavailable(LibFunc::acosl);
TLI.setUnavailable(LibFunc::asinl);
TLI.setUnavailable(LibFunc::atanl);
TLI.setUnavailable(LibFunc::atan2l);
TLI.setUnavailable(LibFunc::ceill);
TLI.setUnavailable(LibFunc::copysignl);
TLI.setUnavailable(LibFunc::cosl);
TLI.setUnavailable(LibFunc::coshl);
TLI.setUnavailable(LibFunc::expl);
TLI.setUnavailable(LibFunc::fabsf); // Win32 and Win64 both lack fabsf
TLI.setUnavailable(LibFunc::fabsl);
TLI.setUnavailable(LibFunc::floorl);
TLI.setUnavailable(LibFunc::fmaxl);
TLI.setUnavailable(LibFunc::fminl);
TLI.setUnavailable(LibFunc::fmodl);
TLI.setUnavailable(LibFunc::frexpl);
TLI.setUnavailable(LibFunc::ldexpf);
TLI.setUnavailable(LibFunc::ldexpl);
TLI.setUnavailable(LibFunc::logl);
TLI.setUnavailable(LibFunc::modfl);
TLI.setUnavailable(LibFunc::powl);
TLI.setUnavailable(LibFunc::sinl);
TLI.setUnavailable(LibFunc::sinhl);
TLI.setUnavailable(LibFunc::sqrtl);
TLI.setUnavailable(LibFunc::tanl);
TLI.setUnavailable(LibFunc::tanhl);
// Win32 only has C89 math
TLI.setUnavailable(LibFunc::acosh);
TLI.setUnavailable(LibFunc::acoshf);
//.........这里部分代码省略.........
开发者ID:AlexDenisov,项目名称:llvm,代码行数:101,代码来源:TargetLibraryInfo.cpp
示例9: ldc_optimize_module
////////////////////////////////////////////////////////////////////////////////
// This function runs optimization passes based on command line arguments.
// Returns true if any optimization passes were invoked.
bool ldc_optimize_module(llvm::Module *M) {
// Create a PassManager to hold and optimize the collection of
// per-module passes we are about to build.
#if LDC_LLVM_VER >= 307
legacy::
#endif
PassManager mpm;
#if LDC_LLVM_VER >= 307
// Add an appropriate TargetLibraryInfo pass for the module's triple.
TargetLibraryInfoImpl *tlii =
new TargetLibraryInfoImpl(Triple(M->getTargetTriple()));
// The -disable-simplify-libcalls flag actually disables all builtin optzns.
if (disableSimplifyLibCalls)
tlii->disableAllFunctions();
mpm.add(new TargetLibraryInfoWrapperPass(*tlii));
#else
// Add an appropriate TargetLibraryInfo pass for the module's triple.
TargetLibraryInfo *tli = new TargetLibraryInfo(Triple(M->getTargetTriple()));
// The -disable-simplify-libcalls flag actually disables all builtin optzns.
if (disableSimplifyLibCalls) {
tli->disableAllFunctions();
}
mpm.add(tli);
#endif
// Add an appropriate DataLayout instance for this module.
#if LDC_LLVM_VER >= 307
// The DataLayout is already set at the module (in module.cpp,
// method Module::genLLVMModule())
// FIXME: Introduce new command line switch default-data-layout to
// override the module data layout
#elif LDC_LLVM_VER == 306
mpm.add(new DataLayoutPass());
#else
const DataLayout *DL = M->getDataLayout();
assert(DL &&
"DataLayout not set at module");
mpm.add(new DataLayoutPass(*DL));
#endif
#if LDC_LLVM_VER >= 307
// Add internal analysis passes from the target machine.
mpm.add(createTargetTransformInfoWrapperPass(
gTargetMachine->getTargetIRAnalysis()));
#else
// Add internal analysis passes from the target machine.
gTargetMachine->addAnalysisPasses(mpm);
#endif
// Also set up a manager for the per-function passes.
#if LDC_LLVM_VER >= 307
legacy::
#endif
FunctionPassManager fpm(M);
#if LDC_LLVM_VER >= 307
// Add internal analysis passes from the target machine.
fpm.add(createTargetTransformInfoWrapperPass(
gTargetMachine->getTargetIRAnalysis()));
#elif LDC_LLVM_VER >= 306
fpm.add(new DataLayoutPass());
gTargetMachine->addAnalysisPasses(fpm);
#else
fpm.add(new DataLayoutPass(M));
gTargetMachine->addAnalysisPasses(fpm);
#endif
// If the -strip-debug command line option was specified, add it before
// anything else.
if (stripDebug) {
mpm.add(createStripSymbolsPass(true));
}
addOptimizationPasses(mpm, fpm, optLevel(), sizeLevel());
// Run per-function passes.
fpm.doInitialization();
for (auto &F : *M) {
fpm.run(F);
}
fpm.doFinalization();
// Run per-module passes.
mpm.run(*M);
// Verify the resulting module.
verifyModule(M);
// Report that we run some passes.
return true;
}
开发者ID:Stretto,项目名称:Calypso,代码行数:99,代码来源:optimizer.cpp
注:本文中的TargetLibraryInfoImpl类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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