#include "LLVMContextImpl.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/Attributes.h"
+#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/Module.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Regex.h"
#include <algorithm>
using namespace llvm;
LLVMContextImpl::LLVMContextImpl(LLVMContext &C)
- : TheTrueVal(0), TheFalseVal(0),
+ : TheTrueVal(nullptr), TheFalseVal(nullptr),
VoidTy(C, Type::VoidTyID),
LabelTy(C, Type::LabelTyID),
HalfTy(C, Type::HalfTyID),
Int16Ty(C, 16),
Int32Ty(C, 32),
Int64Ty(C, 64) {
- InlineAsmDiagHandler = 0;
- InlineAsmDiagContext = 0;
- DiagnosticHandler = 0;
- DiagnosticContext = 0;
+ InlineAsmDiagHandler = nullptr;
+ InlineAsmDiagContext = nullptr;
+ DiagnosticHandler = nullptr;
+ DiagnosticContext = nullptr;
+ RespectDiagnosticFilters = false;
+ YieldCallback = nullptr;
+ YieldOpaqueHandle = nullptr;
NamedStructTypesUniqueID = 0;
}
-namespace {
-
-/// \brief Regular expression corresponding to the value given in the
-/// command line flag -pass-remarks. Passes whose name matches this
-/// regexp will emit a diagnostic when calling
-/// LLVMContext::emitOptimizationRemark.
-static Regex *OptimizationRemarkPattern = 0;
-
-/// \brief String to hold all the values passed via -pass-remarks. Every
-/// instance of -pass-remarks on the command line will be concatenated
-/// to this string. Values are stored inside braces and concatenated with
-/// the '|' operator. This implements the expected semantics that multiple
-/// -pass-remarks are additive.
-static std::string OptimizationRemarkExpr;
-
-struct PassRemarksOpt {
- void operator=(const std::string &Val) const {
- // Create a regexp object to match pass names for emitOptimizationRemark.
- if (!Val.empty()) {
- if (!OptimizationRemarkExpr.empty())
- OptimizationRemarkExpr += "|";
- OptimizationRemarkExpr += "(" + Val + ")";
- delete OptimizationRemarkPattern;
- OptimizationRemarkPattern = new Regex(OptimizationRemarkExpr);
- std::string RegexError;
- if (!OptimizationRemarkPattern->isValid(RegexError))
- report_fatal_error("Invalid regular expression '" + Val +
- "' in -pass-remarks: " + RegexError,
- false);
- }
- };
-};
-
-static PassRemarksOpt PassRemarksOptLoc;
-
-// -pass-remarks
-// Command line flag to enable LLVMContext::emitOptimizationRemark()
-// and LLVMContext::emitOptimizationNote() calls.
-static cl::opt<PassRemarksOpt, true, cl::parser<std::string>>
-PassRemarks("pass-remarks", cl::value_desc("pattern"),
- cl::desc("Enable optimization remarks from passes whose name match "
- "the given regular expression"),
- cl::Hidden, cl::location(PassRemarksOptLoc), cl::ValueRequired,
- cl::ZeroOrMore);
-}
-
-bool
-LLVMContextImpl::optimizationRemarksEnabledFor(const char *PassName) const {
- return OptimizationRemarkPattern &&
- OptimizationRemarkPattern->match(PassName);
-}
-
-
namespace {
struct DropReferences {
// Takes the value_type of a ConstantUniqueMap's internal map, whose 'second'
// is a Constant*.
- template<typename PairT>
- void operator()(const PairT &P) {
+ template <typename PairT> void operator()(const PairT &P) {
P.second->dropAllReferences();
}
};
}
LLVMContextImpl::~LLVMContextImpl() {
- // NOTE: We need to delete the contents of OwnedModules, but we have to
- // duplicate it into a temporary vector, because the destructor of Module
- // will try to remove itself from OwnedModules set. This would cause
- // iterator invalidation if we iterated on the set directly.
- std::vector<Module*> Modules(OwnedModules.begin(), OwnedModules.end());
- DeleteContainerPointers(Modules);
+ // NOTE: We need to delete the contents of OwnedModules, but Module's dtor
+ // will call LLVMContextImpl::removeModule, thus invalidating iterators into
+ // the container. Avoid iterators during this operation:
+ while (!OwnedModules.empty())
+ delete *OwnedModules.begin();
// Free the constants. This is important to do here to ensure that they are
// freed before the LeakDetector is torn down.
std::for_each(ExprConstants.map_begin(), ExprConstants.map_end(),
- DropReferences());
+ DropFirst());
std::for_each(ArrayConstants.map_begin(), ArrayConstants.map_end(),
DropFirst());
std::for_each(StructConstants.map_begin(), StructConstants.map_end(),