void CGOpenMPRuntime::EmitOMPParallelCall(CodeGenFunction &CGF,
SourceLocation Loc,
llvm::Value *OutlinedFn,
llvm::Value *CapturedStruct) {
// Build call __kmpc_fork_call(loc, 1, microtask, captured_struct/*context*/)
llvm::Value *Args[] = {
EmitOpenMPUpdateLocation(CGF, Loc),
CGF.Builder.getInt32(1), // Number of arguments after 'microtask' argument
// (there is only one additional argument - 'context')
CGF.Builder.CreateBitCast(OutlinedFn, getKmpc_MicroPointerTy()),
CGF.EmitCastToVoidPtr(CapturedStruct)};
auto RTLFn = CreateRuntimeFunction(CGOpenMPRuntime::OMPRTL__kmpc_fork_call);
CGF.EmitRuntimeCall(RTLFn, Args);
}
static void
AddDirectArgument(CodeGenFunction &CGF, CallArgList &Args,
bool UseOptimizedLibcall, llvm::Value *Val, QualType ValTy) {
if (UseOptimizedLibcall) {
// Load value and pass it to the function directly.
unsigned Align = CGF.getContext().getTypeAlignInChars(ValTy).getQuantity();
Val = CGF.EmitLoadOfScalar(Val, false, Align, ValTy);
Args.add(RValue::get(Val), ValTy);
} else {
// Non-optimized functions always take a reference.
Args.add(RValue::get(CGF.EmitCastToVoidPtr(Val)),
CGF.getContext().VoidPtrTy);
}
}
static void
AddDirectArgument(CodeGenFunction &CGF, CallArgList &Args,
bool UseOptimizedLibcall, llvm::Value *Val, QualType ValTy,
SourceLocation Loc, CharUnits SizeInChars) {
if (UseOptimizedLibcall) {
// Load value and pass it to the function directly.
unsigned Align = CGF.getContext().getTypeAlignInChars(ValTy).getQuantity();
int64_t SizeInBits = CGF.getContext().toBits(SizeInChars);
ValTy =
CGF.getContext().getIntTypeForBitwidth(SizeInBits, /*Signed=*/false);
llvm::Type *IPtrTy = llvm::IntegerType::get(CGF.getLLVMContext(),
SizeInBits)->getPointerTo();
Val = CGF.EmitLoadOfScalar(CGF.Builder.CreateBitCast(Val, IPtrTy), false,
Align, CGF.getContext().getPointerType(ValTy),
Loc);
// Coerce the value into an appropriately sized integer type.
Args.add(RValue::get(Val), ValTy);
} else {
// Non-optimized functions always take a reference.
Args.add(RValue::get(CGF.EmitCastToVoidPtr(Val)),
CGF.getContext().VoidPtrTy);
}
}
