1 files changed, 95 insertions, 0 deletions
diff --git a/src/utilities/clblast_exceptions.cpp b/src/utilities/clblast_exceptions.cpp
new file mode 100644
index 00000000..96f10860
--- /dev/null
+++ b/src/utilities/clblast_exceptions.cpp
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+
+// =================================================================================================
+// This file is part of the CLBlast project. The project is licensed under Apache Version 2.0. This
+// project loosely follows the Google C++ styleguide and uses a tab-size of two spaces and a max-
+// width of 100 characters per line.
+//
+// Author(s):
+//   Ivan Shapovalov <intelfx@intelfx.name>
+//
+// This file implements the exception hierarchy for CLBlast. It contains classes for exceptions
+// generated by different parts of CLBlast (e.g. OpenCL API calls, internal logic, semantic BLAS
+// errors).
+//
+// =================================================================================================
+
+#include "utilities/clblast_exceptions.hpp"
+
+namespace {
+// =================================================================================================
+
+std::string MakeReason(const std::string &reason, const std::string &subreason) {
+  std::string r = reason;
+  if (!subreason.empty()) {
+    r += " (" + subreason + ")";
+  }
+  return r;
+}
+
+} // anonymous namespace
+
+namespace clblast {
+// =================================================================================================
+
+BLASError::BLASError(StatusCode status, const std::string &subreason):
+    ErrorCode(status,
+              subreason,
+              "BLAS error: " + MakeReason(std::to_string(static_cast<int>(status)), subreason)) {
+}
+
+RuntimeErrorCode::RuntimeErrorCode(StatusCode status, const std::string &subreason):
+    ErrorCode(status,
+              subreason,
+              MakeReason(std::to_string(static_cast<int>(status)), subreason)) {
+}
+
+// =================================================================================================
+
+StatusCode DispatchException()
+{
+  const char *message = nullptr;
+  StatusCode status;
+
+  try {
+    throw;
+  } catch (BLASError &e) {
+    // no message is printed for invalid argument errors
+    status = e.status();
+  } catch (CLError &e) {
+    message = e.what();
+    status = static_cast<StatusCode>(e.status());
+  } catch (RuntimeErrorCode &e) {
+    message = e.what();
+    status = e.status();
+  } catch (Error<std::runtime_error> &e) {
+    message = e.what();
+    status = StatusCode::kUnknownError;
+  }
+
+  if (message) {
+    fprintf(stderr, "CLBlast: %s\n", message);
+  }
+  return status;
+}
+
+// =================================================================================================
+
+StatusCode DispatchExceptionForC()
+{
+  const char *message = nullptr;
+
+  try {
+    throw;
+  } catch (std::exception &e) {
+    message = e.what();
+  } catch (...) {
+    message = "unknown exception";
+  }
+
+  fprintf (stderr, "CLBlast (unexpected): %s\n", message);
+  return StatusCode::kUnexpectedError;
+}
+
+// =================================================================================================
+
+} // namespace clblast