//
//===----------------------------------------------------------------------===//
-#include "llvm/IntrinsicLowering.h"
+#include "llvm/CodeGen/IntrinsicLowering.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Module.h"
-#include "llvm/iOther.h"
+#include "llvm/Instructions.h"
+#include <iostream>
+
using namespace llvm;
template <class ArgIt>
std::string Name = CI->getName(); CI->setName("");
if (FT->getReturnType() == Type::VoidTy) Name.clear();
- return new CallInst(FCache, Operands, Name, CI);
+ CallInst *NewCI = new CallInst(FCache, Operands, Name, CI);
+ if (!CI->use_empty()) {
+ Value *V = NewCI;
+ if (CI->getType() != NewCI->getType())
+ V = new CastInst(NewCI, CI->getType(), Name, CI);
+ CI->replaceAllUsesWith(V);
+ }
+ return NewCI;
}
void DefaultIntrinsicLowering::AddPrototypes(Module &M) {
switch (I->getIntrinsicID()) {
default: break;
case Intrinsic::setjmp:
- EnsureFunctionExists(M, "setjmp", I->abegin(), I->aend(), Type::IntTy);
+ EnsureFunctionExists(M, "setjmp", I->arg_begin(), I->arg_end(), Type::IntTy);
break;
case Intrinsic::longjmp:
- EnsureFunctionExists(M, "longjmp", I->abegin(), I->aend(),Type::VoidTy);
+ EnsureFunctionExists(M, "longjmp", I->arg_begin(), I->arg_end(),Type::VoidTy);
break;
case Intrinsic::siglongjmp:
- EnsureFunctionExists(M, "abort", I->aend(), I->aend(), Type::VoidTy);
+ EnsureFunctionExists(M, "abort", I->arg_end(), I->arg_end(), Type::VoidTy);
break;
case Intrinsic::memcpy:
- EnsureFunctionExists(M, "memcpy", I->abegin(), --I->aend(),
- I->abegin()->getType());
+ EnsureFunctionExists(M, "memcpy", I->arg_begin(), --I->arg_end(),
+ I->arg_begin()->getType());
break;
case Intrinsic::memmove:
- EnsureFunctionExists(M, "memmove", I->abegin(), --I->aend(),
- I->abegin()->getType());
+ EnsureFunctionExists(M, "memmove", I->arg_begin(), --I->arg_end(),
+ I->arg_begin()->getType());
break;
case Intrinsic::memset:
- EnsureFunctionExists(M, "memset", I->abegin(), --I->aend(),
- I->abegin()->getType());
+ EnsureFunctionExists(M, "memset", I->arg_begin(), --I->arg_end(),
+ I->arg_begin()->getType());
+ break;
+ case Intrinsic::isunordered:
+ EnsureFunctionExists(M, "isunordered", I->arg_begin(), I->arg_end(), Type::BoolTy);
break;
-
}
}
Function *Callee = CI->getCalledFunction();
assert(Callee && "Cannot lower an indirect call!");
- Module *M = Callee->getParent();
-
switch (Callee->getIntrinsicID()) {
case Intrinsic::not_intrinsic:
std::cerr << "Cannot lower a call to a non-intrinsic function '"
CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
break;
- case Intrinsic::longjmp:
+ case Intrinsic::longjmp: {
static Function *LongjmpFCache = 0;
ReplaceCallWith("longjmp", CI, CI->op_begin()+1, CI->op_end(),
Type::VoidTy, LongjmpFCache);
break;
+ }
- case Intrinsic::siglongjmp:
+ case Intrinsic::siglongjmp: {
// Insert the call to abort
static Function *AbortFCache = 0;
ReplaceCallWith("abort", CI, CI->op_end(), CI->op_end(), Type::VoidTy,
AbortFCache);
break;
+ }
case Intrinsic::returnaddress:
case Intrinsic::frameaddress:
cast<PointerType>(CI->getType())));
break;
+ case Intrinsic::prefetch:
+ break; // Simply strip out prefetches on unsupported architectures
+
+ case Intrinsic::pcmarker:
+ break; // Simply strip out pcmarker on unsupported architectures
+
case Intrinsic::dbg_stoppoint:
case Intrinsic::dbg_region_start:
case Intrinsic::dbg_region_end:
CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
break; // Simply strip out debugging intrinsics
- case Intrinsic::memcpy:
+ case Intrinsic::memcpy: {
// The memcpy intrinsic take an extra alignment argument that the memcpy
// libc function does not.
static Function *MemcpyFCache = 0;
ReplaceCallWith("memcpy", CI, CI->op_begin()+1, CI->op_end()-1,
(*(CI->op_begin()+1))->getType(), MemcpyFCache);
break;
- case Intrinsic::memmove:
+ }
+ case Intrinsic::memmove: {
// The memmove intrinsic take an extra alignment argument that the memmove
// libc function does not.
static Function *MemmoveFCache = 0;
ReplaceCallWith("memmove", CI, CI->op_begin()+1, CI->op_end()-1,
(*(CI->op_begin()+1))->getType(), MemmoveFCache);
break;
- case Intrinsic::memset:
+ }
+ case Intrinsic::memset: {
// The memset intrinsic take an extra alignment argument that the memset
// libc function does not.
static Function *MemsetFCache = 0;
(*(CI->op_begin()+1))->getType(), MemsetFCache);
break;
}
+ case Intrinsic::isunordered: {
+ Value *L = CI->getOperand(1);
+ Value *R = CI->getOperand(2);
+
+ Value *LIsNan = new SetCondInst(Instruction::SetNE, L, L, "LIsNan", CI);
+ Value *RIsNan = new SetCondInst(Instruction::SetNE, R, R, "RIsNan", CI);
+ CI->replaceAllUsesWith(
+ BinaryOperator::create(Instruction::Or, LIsNan, RIsNan,
+ "isunordered", CI));
+ break;
+ }
+ }
assert(CI->use_empty() &&
"Lowering should have eliminated any uses of the intrinsic call!");