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@@ -224,6 +224,7 @@ set(LLVM_ALL_TARGETS | |
ARM | ||
BPF | ||
Hexagon | ||
JSBackend # @LOCALMOD | ||
Mips | ||
MSP430 | ||
NVPTX | ||
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"1.36.9" | ||
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//===-- NaCl.h - NaCl Analysis ---------------------------*- C++ -*-===// | ||
// | ||
// The LLVM Compiler Infrastructure | ||
// | ||
// This file is distributed under the University of Illinois Open Source | ||
// License. See LICENSE.TXT for details. | ||
// | ||
//===----------------------------------------------------------------------===// | ||
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#ifndef LLVM_ANALYSIS_NACL_H | ||
#define LLVM_ANALYSIS_NACL_H | ||
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#include "llvm/Support/CommandLine.h" | ||
#include "llvm/Support/ErrorHandling.h" | ||
#include "llvm/Support/raw_ostream.h" | ||
#include <string> | ||
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namespace llvm { | ||
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class FunctionPass; | ||
class ModulePass; | ||
extern cl::opt<bool> PNaClABIAllowDebugMetadata; | ||
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class PNaClABIErrorReporter { | ||
PNaClABIErrorReporter(const PNaClABIErrorReporter&) = delete; | ||
void operator=(const PNaClABIErrorReporter&) = delete; | ||
public: | ||
PNaClABIErrorReporter() : ErrorCount(0), Errors(ErrorString), | ||
UseFatalErrors(true) {} | ||
~PNaClABIErrorReporter() {} | ||
// Return the number of verification errors from the last run. | ||
int getErrorCount() const { return ErrorCount; } | ||
// Print the error messages to O | ||
void printErrors(llvm::raw_ostream &O) { | ||
Errors.flush(); | ||
O << ErrorString; | ||
} | ||
// Increments the error count and returns an ostream to which the error | ||
// message can be streamed. | ||
raw_ostream &addError() { | ||
ErrorCount++; | ||
return Errors; | ||
} | ||
// Reset the error count and error messages. | ||
void reset() { | ||
ErrorCount = 0; | ||
Errors.flush(); | ||
ErrorString.clear(); | ||
} | ||
void setNonFatal() { | ||
UseFatalErrors = false; | ||
} | ||
void checkForFatalErrors() { | ||
if (UseFatalErrors && ErrorCount != 0) { | ||
printErrors(errs()); | ||
report_fatal_error("PNaCl ABI verification failed"); | ||
} | ||
} | ||
private: | ||
int ErrorCount; | ||
std::string ErrorString; | ||
raw_string_ostream Errors; | ||
bool UseFatalErrors; | ||
}; | ||
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FunctionPass *createPNaClABIVerifyFunctionsPass( | ||
PNaClABIErrorReporter *Reporter); | ||
ModulePass *createPNaClABIVerifyModulePass(PNaClABIErrorReporter *Reporter, | ||
bool StreamingMode = false); | ||
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} | ||
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#endif |
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//===-- llvm/IR/NaClAtomicIntrinsics.h - NaCl Atomic Intrinsics -*- C++ -*-===// | ||
// | ||
// The LLVM Compiler Infrastructure | ||
// | ||
// This file is distributed under the University of Illinois Open Source | ||
// License. See LICENSE.TXT for details. | ||
// | ||
//===----------------------------------------------------------------------===// | ||
// | ||
// This file describes atomic intrinsic functions that are specific to NaCl. | ||
// | ||
//===----------------------------------------------------------------------===// | ||
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#ifndef LLVM_IR_NACL_ATOMIC_INTRINSICS_H | ||
#define LLVM_IR_NACL_ATOMIC_INTRINSICS_H | ||
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#include "llvm/IR/Intrinsics.h" | ||
#include "llvm/Support/Compiler.h" | ||
#include <cstddef> | ||
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namespace llvm { | ||
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namespace NaCl { | ||
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static const size_t NumAtomicIntrinsics = 6; | ||
static const size_t NumAtomicIntrinsicOverloadTypes = 4; | ||
static const size_t MaxAtomicIntrinsicsParameters = 5; | ||
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/// Describe all the atomic intrinsics and their type signature. Most | ||
/// can be overloaded on a type. | ||
class AtomicIntrinsics { | ||
public: | ||
enum ParamType { | ||
NoP, /// No parameter. | ||
Int, /// Overloaded. | ||
Ptr, /// Overloaded. | ||
RMW, /// Atomic RMW operation type. | ||
Mem /// Memory order. | ||
}; | ||
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struct AtomicIntrinsic { | ||
Type *OverloadedType; | ||
Intrinsic::ID ID; | ||
uint8_t Overloaded : 1; | ||
uint8_t NumParams : 7; | ||
uint8_t ParamType[MaxAtomicIntrinsicsParameters]; | ||
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Function *getDeclaration(Module *M) const { | ||
// The atomic intrinsic can be overloaded on zero or one type, | ||
// which is needed to create the function's declaration. | ||
return Intrinsic::getDeclaration( | ||
M, ID, ArrayRef<Type *>(&OverloadedType, Overloaded ? 1 : 0)); | ||
} | ||
}; | ||
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AtomicIntrinsics(LLVMContext &C); | ||
~AtomicIntrinsics() {} | ||
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typedef ArrayRef<AtomicIntrinsic> View; | ||
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/// Access all atomic intrinsics, which can then be iterated over. | ||
View allIntrinsicsAndOverloads() const; | ||
/// Access a particular atomic intrinsic. | ||
/// \returns 0 if no intrinsic was found. | ||
const AtomicIntrinsic *find(Intrinsic::ID ID, Type *OverloadedType) const; | ||
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private: | ||
AtomicIntrinsic I[NumAtomicIntrinsics][NumAtomicIntrinsicOverloadTypes]; | ||
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AtomicIntrinsics() = delete; | ||
AtomicIntrinsics(const AtomicIntrinsics &) = delete; | ||
AtomicIntrinsics &operator=(const AtomicIntrinsics &) = delete; | ||
}; | ||
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/// Operations that can be represented by the @llvm.nacl.atomic.rmw | ||
/// intrinsic. | ||
/// | ||
/// Do not reorder these values: their order offers forward | ||
/// compatibility of bitcode targeted to NaCl. | ||
enum AtomicRMWOperation { | ||
AtomicInvalid = 0, // Invalid, keep first. | ||
AtomicAdd, | ||
AtomicSub, | ||
AtomicOr, | ||
AtomicAnd, | ||
AtomicXor, | ||
AtomicExchange, | ||
AtomicNum // Invalid, keep last. | ||
}; | ||
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/// Memory orderings supported by C11/C++11. | ||
/// | ||
/// Do not reorder these values: their order offers forward | ||
/// compatibility of bitcode targeted to NaCl. | ||
enum MemoryOrder { | ||
MemoryOrderInvalid = 0, // Invalid, keep first. | ||
MemoryOrderRelaxed, | ||
MemoryOrderConsume, | ||
MemoryOrderAcquire, | ||
MemoryOrderRelease, | ||
MemoryOrderAcquireRelease, | ||
MemoryOrderSequentiallyConsistent, | ||
MemoryOrderNum // Invalid, keep last. | ||
}; | ||
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} // End NaCl namespace | ||
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} // End llvm namespace | ||
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#endif |
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