[PATCH] D45544: [AAch64] Add the __ARM_FEATURE_DOTPROD macro definition

[Junmo Park via Phabricator via cfe-commits]

flyingforyou created this revision.
flyingforyou added a reviewer: SjoerdMeijer.
Herald added subscribers: kristof.beyls, javed.absar.

This matches what GCC does.
https://github.com/gcc-mirror/gcc/blob/master/gcc/config/aarch64/aarch64-c.c


https://reviews.llvm.org/D45544

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


Index: test/Preprocessor/aarch64-target-features.c
===================================================================
--- test/Preprocessor/aarch64-target-features.c
+++ test/Preprocessor/aarch64-target-features.c
@@ -89,6 +89,10 @@
 // RUN: %clang -target aarch64-none-linux-gnu -march=armv8-a+sve -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-SVE %s
 // CHECK-SVE: __ARM_FEATURE_SVE 1
 
+// RUN: %clang -target aarch64-none-linux-gnu -march=armv8.2a+dotprod -x c -E
+// -dM %s -o - | FileCheck --check-prefix=CHECK-DOTPROD %s
+// CHECK-DOTPROD: __ARM_FEATURE_DOTPROD 1
+
 // RUN: %clang -target aarch64-none-linux-gnueabi -march=armv8.2a+fp16 -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=CHECK-FULLFP16-VECTOR-SCALAR %s
 // CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC 1
 // CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 1
Index: lib/Basic/Targets/AArch64.h
===================================================================
--- lib/Basic/Targets/AArch64.h
+++ lib/Basic/Targets/AArch64.h
@@ -33,6 +33,7 @@
   unsigned Crypto;
   unsigned Unaligned;
   unsigned HasFullFP16;
+  unsigned HasDotProd;
   llvm::AArch64::ArchKind ArchKind;
 
   static const Builtin::Info BuiltinInfo[];
Index: lib/Basic/Targets/AArch64.cpp
===================================================================
--- lib/Basic/Targets/AArch64.cpp
+++ lib/Basic/Targets/AArch64.cpp
@@ -193,6 +193,9 @@
   if (HasFullFP16)
    Builder.defineMacro("__ARM_FEATURE_FP16_SCALAR_ARITHMETIC", "1");
 
+  if (HasDotProd)
+    Builder.defineMacro("__ARM_FEATURE_DOTPROD", "1");
+
   switch (ArchKind) {
   default:
     break;
@@ -248,6 +251,8 @@
       ArchKind = llvm::AArch64::ArchKind::ARMV8_2A;
     if (Feature == "+fullfp16")
       HasFullFP16 = 1;
+    if (Feature == "+dotprod")
+      HasDotProd = 1;
   }
 
   setDataLayout();


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