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//===- Diagnostics.cpp - C Interface for MLIR Diagnostics -----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "mlir-c/Diagnostics.h"
#include "mlir/CAPI/Diagnostics.h"
#include "mlir/CAPI/IR.h"
#include "mlir/CAPI/Support.h"
#include "mlir/CAPI/Utils.h"
#include "mlir/IR/Diagnostics.h"
using namespace mlir;
void mlirDiagnosticPrint(MlirDiagnostic diagnostic, MlirStringCallback callback,
void *userData) {
detail::CallbackOstream stream(callback, userData);
unwrap(diagnostic).print(stream);
}
MlirLocation mlirDiagnosticGetLocation(MlirDiagnostic diagnostic) {
return wrap(unwrap(diagnostic).getLocation());
}
MlirDiagnosticSeverity mlirDiagnosticGetSeverity(MlirDiagnostic diagnostic) {
switch (unwrap(diagnostic).getSeverity()) {
case mlir::DiagnosticSeverity::Error:
return MlirDiagnosticError;
case mlir::DiagnosticSeverity::Warning:
return MlirDiagnosticWarning;
case mlir::DiagnosticSeverity::Note:
return MlirDiagnosticNote;
case mlir::DiagnosticSeverity::Remark:
return MlirDiagnosticRemark;
}
llvm_unreachable("unhandled diagnostic severity");
}
// Notes are stored in a vector, so note iterator range is a pair of
// random access iterators, for which it is cheap to compute the size.
intptr_t mlirDiagnosticGetNumNotes(MlirDiagnostic diagnostic) {
return static_cast<intptr_t>(llvm::size(unwrap(diagnostic).getNotes()));
}
// Notes are stored in a vector, so the iterator is a random access iterator,
// cheap to advance multiple steps at a time.
MlirDiagnostic mlirDiagnosticGetNote(MlirDiagnostic diagnostic, intptr_t pos) {
return wrap(*std::next(unwrap(diagnostic).getNotes().begin(), pos));
}
static void deleteUserDataNoop(void *userData) {}
MlirDiagnosticHandlerID mlirContextAttachDiagnosticHandler(
MlirContext context, MlirDiagnosticHandler handler, void *userData,
void (*deleteUserData)(void *)) {
assert(handler && "unexpected null diagnostic handler");
if (deleteUserData == NULL)
deleteUserData = deleteUserDataNoop;
std::shared_ptr<void> sharedUserData(userData, deleteUserData);
DiagnosticEngine::HandlerID id =
unwrap(context)->getDiagEngine().registerHandler(
[handler, sharedUserData](Diagnostic &diagnostic) {
return unwrap(handler(wrap(diagnostic), sharedUserData.get()));
});
return static_cast<MlirDiagnosticHandlerID>(id);
}
void mlirContextDetachDiagnosticHandler(MlirContext context,
MlirDiagnosticHandlerID id) {
unwrap(context)->getDiagEngine().eraseHandler(
static_cast<DiagnosticEngine::HandlerID>(id));
}
void mlirEmitError(MlirLocation location, const char *message) {
emitError(unwrap(location)) << message;
}
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