Update prebuilt Clang to r416183b from Android.
https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef
clang 12.0.5 (based on r416183b) from build 7284624.
Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/llvm/CodeGen/MultiHazardRecognizer.h b/linux-x64/clang/include/llvm/CodeGen/MultiHazardRecognizer.h
new file mode 100644
index 0000000..9846045
--- /dev/null
+++ b/linux-x64/clang/include/llvm/CodeGen/MultiHazardRecognizer.h
@@ -0,0 +1,47 @@
+//=- llvm/CodeGen/MultiHazardRecognizer.h - Scheduling Support ----*- C++ -*-=//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the MultiHazardRecognizer class, which is a wrapper
+// for a set of ScheduleHazardRecognizer instances
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CODEGEN_MULTIHAZARDRECOGNIZER_H
+#define LLVM_CODEGEN_MULTIHAZARDRECOGNIZER_H
+
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/CodeGen/ScheduleHazardRecognizer.h"
+
+namespace llvm {
+
+class MachineInstr;
+class SUnit;
+
+class MultiHazardRecognizer : public ScheduleHazardRecognizer {
+ SmallVector<std::unique_ptr<ScheduleHazardRecognizer>, 4> Recognizers;
+
+public:
+ MultiHazardRecognizer() = default;
+ void AddHazardRecognizer(std::unique_ptr<ScheduleHazardRecognizer> &&);
+
+ bool atIssueLimit() const override;
+ HazardType getHazardType(SUnit *, int Stalls = 0) override;
+ void Reset() override;
+ void EmitInstruction(SUnit *) override;
+ void EmitInstruction(MachineInstr *) override;
+ unsigned PreEmitNoops(SUnit *) override;
+ unsigned PreEmitNoops(MachineInstr *) override;
+ bool ShouldPreferAnother(SUnit *) override;
+ void AdvanceCycle() override;
+ void RecedeCycle() override;
+ void EmitNoop() override;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_CODEGEN_MULTIHAZARDRECOGNIZER_H