[mips] Removal of microMIPS64R6
microMIPS64R6 is removed from backend, and therefore frontend
will show an error when target is microMIPS64R6.
This is Clang part of patch.
Differential Revision: https://reviews.llvm.org/D35624
llvm-svn: 320351
diff --git a/clang/lib/Basic/Targets/Mips.cpp b/clang/lib/Basic/Targets/Mips.cpp
index 3eb39b3..5563505 100644
--- a/clang/lib/Basic/Targets/Mips.cpp
+++ b/clang/lib/Basic/Targets/Mips.cpp
@@ -206,6 +206,13 @@
}
bool MipsTargetInfo::validateTarget(DiagnosticsEngine &Diags) const {
+ // microMIPS64R6 backend is removed
+ if ((getTriple().getArch() == llvm::Triple::mips64 ||
+ getTriple().getArch() == llvm::Triple::mips64el) &&
+ IsMicromips && (ABI == "n32" || ABI == "n64")) {
+ Diags.Report(diag::err_target_unsupported_cpu_for_micromips) << CPU;
+ return false;
+ }
// FIXME: It's valid to use O32 on a 64-bit CPU but the backend can't handle
// this yet. It's better to fail here than on the backend assertion.
if (processorSupportsGPR64() && ABI == "o32") {