[PATCH] D121206: [AARCH64] ssbs should be enabled by default for cortex-x1c

[Ties Stuij via Phabricator via cfe-commits]

stuij created this revision.
Herald added subscribers: hiraditya, kristof.beyls.
Herald added a project: All.
stuij requested review of this revision.
Herald added projects: clang, LLVM.
Herald added subscribers: llvm-commits, cfe-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D121206

Files:
  clang/test/Driver/aarch64-ssbs.c
  clang/test/Preprocessor/aarch64-target-features.c
  llvm/lib/Support/AArch64TargetParser.cpp
  llvm/lib/Target/AArch64/AArch64.td


Index: llvm/lib/Target/AArch64/AArch64.td
===================================================================
--- llvm/lib/Target/AArch64/AArch64.td
+++ llvm/lib/Target/AArch64/AArch64.td
@@ -979,7 +979,7 @@
   list<SubtargetFeature> X1C  = [HasV8_2aOps, FeatureCrypto, FeatureFPARMv8,
                                  FeatureNEON, FeatureRCPC, FeaturePerfMon,
                                  FeatureSPE, FeatureFullFP16, FeatureDotProd,
-                                 FeaturePAuth];
+                                 FeaturePAuth, FeatureSSBS];
   list<SubtargetFeature> X2   = [HasV9_0aOps, FeatureNEON, FeaturePerfMon,
                                  FeatureMatMulInt8, FeatureBF16, FeatureAM,
                                  FeatureMTE, FeatureETE, FeatureSVE2BitPerm,
Index: llvm/lib/Support/AArch64TargetParser.cpp
===================================================================
--- llvm/lib/Support/AArch64TargetParser.cpp
+++ llvm/lib/Support/AArch64TargetParser.cpp
@@ -120,6 +120,8 @@
     Features.push_back("+mops");
   if (Extensions & AArch64::AEK_PERFMON)
     Features.push_back("+perfmon");
+  if (Extensions & AArch64::AEK_SSBS)
+    Features.push_back("+ssbs");
 
   return true;
 }
Index: clang/test/Preprocessor/aarch64-target-features.c
===================================================================
--- clang/test/Preprocessor/aarch64-target-features.c
+++ clang/test/Preprocessor/aarch64-target-features.c
@@ -285,7 +285,7 @@
 // CHECK-MCPU-A57: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+v8a" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
 // CHECK-MCPU-A72: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+v8a" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
 // CHECK-MCPU-CORTEX-A73: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+v8a" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
-// CHECK-MCPU-CORTEX-R82: "-cc1"{{.*}} "-triple" "aarch64{{.*}}"  "-target-feature" "+v8r" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+dotprod" "-target-feature" "+fp16fml" "-target-feature" "+ras" "-target-feature" "+lse" "-target-feature" "+rdm" "-target-feature" "+rcpc" "-target-feature" "+fullfp16"
+// CHECK-MCPU-CORTEX-R82: "-cc1"{{.*}} "-triple" "aarch64{{.*}}"  "-target-feature" "+v8r" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+dotprod" "-target-feature" "+fp16fml" "-target-feature" "+ras" "-target-feature" "+lse" "-target-feature" "+rdm" "-target-feature" "+rcpc" "-target-feature" "+ssbs" "-target-feature" "+fullfp16"
 // CHECK-MCPU-M3: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+v8a" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
 // CHECK-MCPU-M4: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto" "-target-feature" "+dotprod" "-target-feature" "+fullfp16"
 // CHECK-MCPU-KRYO: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+v8a" "-target-feature" "+fp-armv8" "-target-feature" "+neon" "-target-feature" "+crc" "-target-feature" "+crypto"
Index: clang/test/Driver/aarch64-ssbs.c
===================================================================
--- clang/test/Driver/aarch64-ssbs.c
+++ clang/test/Driver/aarch64-ssbs.c
@@ -1,7 +1,9 @@
 // RUN: %clang -### -target aarch64-none-none-eabi -march=armv8a+ssbs   %s 2>&1 | FileCheck %s
+// RUN: %clang -### -target aarch64-none-none-eabi -mcpu=cortex-x1c     %s 2>&1 | FileCheck %s
 // CHECK: "-target-feature" "+ssbs"
 
 // RUN: %clang -### -target aarch64-none-none-eabi -march=armv8a+nossbs %s 2>&1 | FileCheck %s --check-prefix=NOSSBS
+// RUN: %clang -### -target aarch64-none-none-eabi -mcpu=cortex-x1c+nossbs %s 2>&1 | FileCheck %s --check-prefix=NOSSBS
 // NOSSBS: "-target-feature" "-ssbs"
 
 // RUN: %clang -### -target aarch64-none-none-eabi                      %s 2>&1 | FileCheck %s --check-prefix=ABSENTSSBS


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D121206.413758.patch
Type: text/x-patch
Size: 4217 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/cfe-commits/attachments/20220308/a5a2f39f/attachment.bin>