[PATCH] D120830: [AArch64] Move FeatureSpecRestrict into core 8.0-R architecture.

[Simon Tatham via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG54dafd38c5c6: [AArch64] Move FeatureSpecRestrict into core 8.0-R architecture. (authored by simon_tatham).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120830/new/

https://reviews.llvm.org/D120830

Files:
  llvm/lib/Target/AArch64/AArch64.td
  llvm/test/MC/Disassembler/AArch64/armv8.5a-specrestrict.txt


Index: llvm/test/MC/Disassembler/AArch64/armv8.5a-specrestrict.txt
===================================================================
--- llvm/test/MC/Disassembler/AArch64/armv8.5a-specrestrict.txt
+++ llvm/test/MC/Disassembler/AArch64/armv8.5a-specrestrict.txt
@@ -1,6 +1,6 @@
 # RUN: llvm-mc -triple=aarch64 -mattr=+specrestrict -disassemble < %s | FileCheck %s
 # RUN: llvm-mc -triple=aarch64 -mattr=+v8.5a        -disassemble < %s | FileCheck %s
-# RUN: llvm-mc -triple=aarch64 -mattr=+v8r -disassemble < %s | FileCheck %s --check-prefix=NOSPECID
+# RUN: llvm-mc -triple=aarch64 -mattr=+v8r -disassemble < %s | FileCheck %s
 # RUN: llvm-mc -triple=aarch64 -mattr=-specrestrict -disassemble < %s | FileCheck %s --check-prefix=NOSPECID
 
 [0x81 0x03 0x38 0xd5]
Index: llvm/lib/Target/AArch64/AArch64.td
===================================================================
--- llvm/lib/Target/AArch64/AArch64.td
+++ llvm/lib/Target/AArch64/AArch64.td
@@ -532,7 +532,11 @@
   FeaturePAuth, FeatureRCPC,
   //v8.4
   FeatureDotProd, FeatureTRACEV8_4, FeatureTLB_RMI,
-  FeatureFlagM, FeatureDIT, FeatureSEL2, FeatureRCPC_IMMO]>;
+  FeatureFlagM, FeatureDIT, FeatureSEL2, FeatureRCPC_IMMO,
+  // Not mandatory in v8.0-R, but included here on the grounds that it
+  // only enables names of system registers
+  FeatureSpecRestrict
+  ]>;
 
 //===----------------------------------------------------------------------===//
 // Register File Description
@@ -968,7 +972,7 @@
                                  FeatureSVE2BitPerm, FeatureBF16, FeatureMatMulInt8];
   list<SubtargetFeature> R82  = [HasV8_0rOps, FeaturePerfMon, FeatureFullFP16,
                                  FeatureFP16FML, FeatureSSBS, FeaturePredRes,
-                                 FeatureSB, FeatureSpecRestrict];
+                                 FeatureSB];
   list<SubtargetFeature> X1   = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8,
                                  FeatureNEON, FeatureRCPC, FeaturePerfMon,
                                  FeatureSPE, FeatureFullFP16, FeatureDotProd];


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