1 files changed, 29 insertions, 4 deletions

diff --git a/lib/Target/AArch64/AArch64Subtarget.h b/lib/Target/AArch64/AArch64Subtarget.h
index a99340225082c..40ad9185012cb 100644
--- a/lib/Target/AArch64/AArch64Subtarget.h
+++ b/lib/Target/AArch64/AArch64Subtarget.h
@@ -45,7 +45,11 @@ public:
     ExynosM1,
     Falkor,
     Kryo,
-    Vulcan
+    ThunderX2T99,
+    ThunderX,
+    ThunderXT81,
+    ThunderXT83,
+    ThunderXT88
   };
 
 protected:
@@ -61,9 +65,11 @@ protected:
   bool HasCRC = false;
   bool HasLSE = false;
   bool HasRAS = false;
+  bool HasRDM = false;
   bool HasPerfMon = false;
   bool HasFullFP16 = false;
   bool HasSPE = false;
+  bool HasLSLFast = false;
 
   // HasZeroCycleRegMove - Has zero-cycle register mov instructions.
   bool HasZeroCycleRegMove = false;
@@ -73,6 +79,10 @@ protected:
 
   // StrictAlign - Disallow unaligned memory accesses.
   bool StrictAlign = false;
+
+  // NegativeImmediates - transform instructions with negative immediates
+  bool NegativeImmediates = true;
+
   bool UseAA = false;
   bool PredictableSelectIsExpensive = false;
   bool BalanceFPOps = false;
@@ -83,6 +93,8 @@ protected:
   bool UseAlternateSExtLoadCVTF32Pattern = false;
   bool HasArithmeticBccFusion = false;
   bool HasArithmeticCbzFusion = false;
+  bool HasFuseAES = false;
+  bool HasFuseLiterals = false;
   bool DisableLatencySchedHeuristic = false;
   bool UseRSqrt = false;
   uint8_t MaxInterleaveFactor = 2;
@@ -183,6 +195,7 @@ public:
   bool hasCRC() const { return HasCRC; }
   bool hasLSE() const { return HasLSE; }
   bool hasRAS() const { return HasRAS; }
+  bool hasRDM() const { return HasRDM; }
   bool balanceFPOps() const { return BalanceFPOps; }
   bool predictableSelectIsExpensive() const {
     return PredictableSelectIsExpensive;
@@ -195,6 +208,8 @@ public:
   }
   bool hasArithmeticBccFusion() const { return HasArithmeticBccFusion; }
   bool hasArithmeticCbzFusion() const { return HasArithmeticCbzFusion; }
+  bool hasFuseAES() const { return HasFuseAES; }
+  bool hasFuseLiterals() const { return HasFuseLiterals; }
   bool useRSqrt() const { return UseRSqrt; }
   unsigned getMaxInterleaveFactor() const { return MaxInterleaveFactor; }
   unsigned getVectorInsertExtractBaseCost() const {
@@ -218,6 +233,7 @@ public:
   bool hasPerfMon() const { return HasPerfMon; }
   bool hasFullFP16() const { return HasFullFP16; }
   bool hasSPE() const { return HasSPE; }
+  bool hasLSLFast() const { return HasLSLFast; }
 
   bool isLittleEndian() const { return IsLittle; }
 
@@ -226,6 +242,7 @@ public:
   bool isTargetLinux() const { return TargetTriple.isOSLinux(); }
   bool isTargetWindows() const { return TargetTriple.isOSWindows(); }
   bool isTargetAndroid() const { return TargetTriple.isAndroid(); }
+  bool isTargetFuchsia() const { return TargetTriple.isOSFuchsia(); }
 
   bool isTargetCOFF() const { return TargetTriple.isOSBinFormatCOFF(); }
   bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
@@ -233,9 +250,17 @@ public:
 
   bool useAA() const override { return UseAA; }
 
-  /// getMaxInlineSizeThreshold - Returns the maximum memset / memcpy size
-  /// that still makes it profitable to inline the call.
-  unsigned getMaxInlineSizeThreshold() const { return 64; }
+  bool useSmallAddressing() const {
+    switch (TLInfo.getTargetMachine().getCodeModel()) {
+      case CodeModel::Kernel:
+        // Kernel is currently allowed only for Fuchsia targets,
+        // where it is the same as Small for almost all purposes.
+      case CodeModel::Small:
+        return true;
+      default:
+        return false;
+    }
+  }
 
   /// ParseSubtargetFeatures - Parses features string setting specified
   /// subtarget options.  Definition of function is auto generated by tblgen.