[PATCH] D153130: [Clang][AArch64] Implement ACLE feature macro for FEAT_LRCPC3

[Lucas Prates via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGf1d7a55a4e06: [Clang][AArch64] Implement ACLE feature macro for FEAT_LRCPC3 (authored by pratlucas).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D153130/new/

https://reviews.llvm.org/D153130

Files:
  clang/lib/Basic/Targets/AArch64.cpp
  clang/lib/Basic/Targets/AArch64.h
  clang/test/Preprocessor/aarch64-target-features.c


Index: clang/test/Preprocessor/aarch64-target-features.c
===================================================================
--- clang/test/Preprocessor/aarch64-target-features.c
+++ clang/test/Preprocessor/aarch64-target-features.c
@@ -27,6 +27,7 @@
 // CHECK: __ARM_FEATURE_LDREX 0xF
 // CHECK: __ARM_FEATURE_NUMERIC_MAXMIN 1
 // CHECK-NOT: __ARM_FEATURE_RCPC 1
+// CHECK-NOT: __ARM_FEATURE_RCPC 3
 // CHECK-NOT: __ARM_FEATURE_SHA2 1
 // CHECK-NOT: __ARM_FEATURE_SHA3 1
 // CHECK-NOT: __ARM_FEATURE_SHA512 1
@@ -612,3 +613,6 @@
 
 // RUN: %clang --target=aarch64 -march=armv8.2-a+rcpc -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-RCPC %s
 // CHECK-RCPC: __ARM_FEATURE_RCPC 1
+
+// RUN: %clang --target=aarch64 -march=armv8.2-a+rcpc3 -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-RCPC3 %s
+// CHECK-RCPC3: __ARM_FEATURE_RCPC 3
Index: clang/lib/Basic/Targets/AArch64.h
===================================================================
--- clang/lib/Basic/Targets/AArch64.h
+++ clang/lib/Basic/Targets/AArch64.h
@@ -82,6 +82,7 @@
   bool HasNoSVE = false;
   bool HasFMV = true;
   bool HasGCS = false;
+  bool HasRCPC3 = false;
 
   const llvm::AArch64::ArchInfo *ArchInfo = &llvm::AArch64::ARMV8A;
 
Index: clang/lib/Basic/Targets/AArch64.cpp
===================================================================
--- clang/lib/Basic/Targets/AArch64.cpp
+++ clang/lib/Basic/Targets/AArch64.cpp
@@ -415,7 +415,9 @@
   if (HasCRC)
     Builder.defineMacro("__ARM_FEATURE_CRC32", "1");
 
-  if (HasRCPC)
+  if (HasRCPC3)
+    Builder.defineMacro("__ARM_FEATURE_RCPC", "3");
+  else if (HasRCPC)
     Builder.defineMacro("__ARM_FEATURE_RCPC", "1");
 
   if (HasFMV)
@@ -671,6 +673,7 @@
       .Case("bti", HasBTI)
       .Cases("ls64", "ls64_v", "ls64_accdata", HasLS64)
       .Case("wfxt", HasWFxT)
+      .Case("rcpc3", HasRCPC3)
       .Default(false);
 }
 
@@ -928,6 +931,8 @@
       HasD128 = true;
     if (Feature == "+gcs")
       HasGCS = true;
+    if (Feature == "+rcpc3")
+      HasRCPC3 = true;
   }
 
   // Check features that are manually disabled by command line options.


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