vendor/clang/clang-trunk-r366426

1 files changed, 17 insertions, 4 deletions

diff --git a/lib/Basic/Targets/ARM.h b/lib/Basic/Targets/ARM.h
index 9c72c3387f7a..ce87a6265934 100644
--- a/lib/Basic/Targets/ARM.h
+++ b/lib/Basic/Targets/ARM.h
@@ -1,9 +1,8 @@
 //===--- ARM.h - Declare ARM target feature support -------------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// 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
 //
 //===----------------------------------------------------------------------===//
 //
@@ -34,6 +33,11 @@ class LLVM_LIBRARY_VISIBILITY ARMTargetInfo : public TargetInfo {
     FPARMV8 = (1 << 4)
   };
 
+  enum MVEMode {
+      MVE_INT = (1 << 0),
+      MVE_FP  = (1 << 1)
+  };
+
   // Possible HWDiv features.
   enum HWDivMode { HWDivThumb = (1 << 0), HWDivARM = (1 << 1) };
 
@@ -57,6 +61,7 @@ class LLVM_LIBRARY_VISIBILITY ARMTargetInfo : public TargetInfo {
   unsigned ArchVersion;
 
   unsigned FPU : 5;
+  unsigned MVE : 2;
 
   unsigned IsAAPCS : 1;
   unsigned HWDiv : 2;
@@ -101,6 +106,8 @@ class LLVM_LIBRARY_VISIBILITY ARMTargetInfo : public TargetInfo {
   bool isThumb() const;
   bool supportsThumb() const;
   bool supportsThumb2() const;
+  bool hasMVE() const;
+  bool hasMVEFloat() const;
 
   StringRef getCPUAttr() const;
   StringRef getCPUProfile() const;
@@ -117,6 +124,12 @@ public:
                  StringRef CPU,
                  const std::vector<std::string> &FeaturesVec) const override;
 
+  bool isValidFeatureName(StringRef Feature) const override {
+    // We pass soft-float-abi in as a -target-feature, but the backend figures
+    // this out through other means.
+    return Feature != "soft-float-abi";
+  }
+
   bool handleTargetFeatures(std::vector<std::string> &Features,
                             DiagnosticsEngine &Diags) override;