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6aae7a748e
to be used for the force_interpreter parameter... Spotted by gcc-4.2. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45714 91177308-0d34-0410-b5e6-96231b3b80d8
189 lines
5.7 KiB
C++
189 lines
5.7 KiB
C++
//===-- ExecutionEngineBindings.cpp - C bindings for EEs ------------------===//
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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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//
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// This file defines the C bindings for the ExecutionEngine library.
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//
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//===----------------------------------------------------------------------===//
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#define DEBUG_TYPE "jit"
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#include "llvm-c/ExecutionEngine.h"
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#include "llvm/ExecutionEngine/GenericValue.h"
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#include "llvm/ExecutionEngine/ExecutionEngine.h"
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using namespace llvm;
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/*===-- Operations on generic values --------------------------------------===*/
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LLVMGenericValueRef LLVMCreateGenericValueOfInt(LLVMTypeRef Ty,
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unsigned long long N,
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int IsSigned) {
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GenericValue *GenVal = new GenericValue();
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GenVal->IntVal = APInt(unwrap<IntegerType>(Ty)->getBitWidth(), N, IsSigned);
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return wrap(GenVal);
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}
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LLVMGenericValueRef LLVMCreateGenericValueOfPointer(void *P) {
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GenericValue *GenVal = new GenericValue();
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GenVal->PointerVal = P;
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return wrap(GenVal);
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}
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LLVMGenericValueRef LLVMCreateGenericValueOfFloat(LLVMTypeRef TyRef, double N) {
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GenericValue *GenVal = new GenericValue();
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switch (unwrap(TyRef)->getTypeID()) {
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case Type::FloatTyID:
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GenVal->FloatVal = N;
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break;
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case Type::DoubleTyID:
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GenVal->DoubleVal = N;
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break;
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default:
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assert(0 && "LLVMGenericValueToFloat supports only float and double.");
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break;
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}
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return wrap(GenVal);
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}
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unsigned LLVMGenericValueIntWidth(LLVMGenericValueRef GenValRef) {
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return unwrap(GenValRef)->IntVal.getBitWidth();
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}
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unsigned long long LLVMGenericValueToInt(LLVMGenericValueRef GenValRef,
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int IsSigned) {
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GenericValue *GenVal = unwrap(GenValRef);
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if (IsSigned)
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return GenVal->IntVal.getSExtValue();
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else
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return GenVal->IntVal.getZExtValue();
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}
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void *LLVMGenericValueToPointer(LLVMGenericValueRef GenVal) {
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return unwrap(GenVal)->PointerVal;
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}
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double LLVMGenericValueToFloat(LLVMTypeRef TyRef, LLVMGenericValueRef GenVal) {
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switch (unwrap(TyRef)->getTypeID()) {
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case Type::FloatTyID:
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return unwrap(GenVal)->FloatVal;
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case Type::DoubleTyID:
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return unwrap(GenVal)->DoubleVal;
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default:
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assert(0 && "LLVMGenericValueToFloat supports only float and double.");
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break;
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}
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}
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void LLVMDisposeGenericValue(LLVMGenericValueRef GenVal) {
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delete unwrap(GenVal);
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}
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/*===-- Operations on execution engines -----------------------------------===*/
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int LLVMCreateExecutionEngine(LLVMExecutionEngineRef *OutEE,
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LLVMModuleProviderRef MP,
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char **OutError) {
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std::string Error;
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if (ExecutionEngine *EE = ExecutionEngine::create(unwrap(MP), false, &Error)){
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*OutEE = wrap(EE);
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return 0;
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}
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*OutError = strdup(Error.c_str());
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return 1;
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}
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int LLVMCreateInterpreter(LLVMExecutionEngineRef *OutInterp,
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LLVMModuleProviderRef MP,
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char **OutError) {
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std::string Error;
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if (ExecutionEngine *Interp =
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ExecutionEngine::create(unwrap(MP), false, &Error)) {
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*OutInterp = wrap(Interp);
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return 0;
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}
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*OutError = strdup(Error.c_str());
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return 1;
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}
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int LLVMCreateJITCompiler(LLVMExecutionEngineRef *OutJIT,
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LLVMModuleProviderRef MP,
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char **OutError) {
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std::string Error;
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if (ExecutionEngine *JIT = ExecutionEngine::createJIT(unwrap(MP), &Error)) {
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*OutJIT = wrap(JIT);
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return 0;
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}
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*OutError = strdup(Error.c_str());
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return 1;
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}
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void LLVMDisposeExecutionEngine(LLVMExecutionEngineRef EE) {
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delete unwrap(EE);
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}
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void LLVMRunStaticConstructors(LLVMExecutionEngineRef EE) {
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unwrap(EE)->runStaticConstructorsDestructors(false);
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}
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void LLVMRunStaticDestructors(LLVMExecutionEngineRef EE) {
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unwrap(EE)->runStaticConstructorsDestructors(true);
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}
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int LLVMRunFunctionAsMain(LLVMExecutionEngineRef EE, LLVMValueRef F,
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unsigned ArgC, const char * const *ArgV,
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const char * const *EnvP) {
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std::vector<std::string> ArgVec;
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for (unsigned I = 0; I != ArgC; ++I)
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ArgVec.push_back(ArgV[I]);
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return unwrap(EE)->runFunctionAsMain(unwrap<Function>(F), ArgVec, EnvP);
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}
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LLVMGenericValueRef LLVMRunFunction(LLVMExecutionEngineRef EE, LLVMValueRef F,
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unsigned NumArgs,
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LLVMGenericValueRef *Args) {
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std::vector<GenericValue> ArgVec;
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ArgVec.reserve(NumArgs);
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for (unsigned I = 0; I != NumArgs; ++I)
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ArgVec.push_back(*unwrap(Args[I]));
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GenericValue *Result = new GenericValue();
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*Result = unwrap(EE)->runFunction(unwrap<Function>(F), ArgVec);
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return wrap(Result);
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}
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void LLVMFreeMachineCodeForFunction(LLVMExecutionEngineRef EE, LLVMValueRef F) {
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unwrap(EE)->freeMachineCodeForFunction(unwrap<Function>(F));
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}
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void LLVMAddModuleProvider(LLVMExecutionEngineRef EE, LLVMModuleProviderRef MP){
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unwrap(EE)->addModuleProvider(unwrap(MP));
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}
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int LLVMRemoveModuleProvider(LLVMExecutionEngineRef EE,
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LLVMModuleProviderRef MP,
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LLVMModuleRef *OutMod, char **OutError) {
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std::string Error;
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if (Module *Gone = unwrap(EE)->removeModuleProvider(unwrap(MP), &Error)) {
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*OutMod = wrap(Gone);
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return 0;
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}
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if (OutError)
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*OutError = strdup(Error.c_str());
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return 1;
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}
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int LLVMFindFunction(LLVMExecutionEngineRef EE, const char *Name,
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LLVMValueRef *OutFn) {
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if (Function *F = unwrap(EE)->FindFunctionNamed(Name)) {
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*OutFn = wrap(F);
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return 0;
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}
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return 1;
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}
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