From: Junmo Park <junmoz.park@samsung.com>
Date: Tue, 17 Apr 2018 22:38:40 +0000 (+0000)
Subject: [AAch64] Add the __ARM_FEATURE_DOTPROD macro definition
X-Git-Tag: llvmorg-7.0.0-rc1~8012
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4b9b9fb7a0a203e705455a521fef3e16f18e1c4f;p=platform%2Fupstream%2Fllvm.git

[AAch64] Add the __ARM_FEATURE_DOTPROD macro definition

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

Differential Revision: https://reviews.llvm.org/D45544

llvm-svn: 330229
---

diff --git a/clang/lib/Basic/Targets/AArch64.cpp b/clang/lib/Basic/Targets/AArch64.cpp
index 394be5a..40b808d 100644
--- a/clang/lib/Basic/Targets/AArch64.cpp
+++ b/clang/lib/Basic/Targets/AArch64.cpp
@@ -193,6 +193,9 @@ void AArch64TargetInfo::getTargetDefines(const LangOptions &Opts,
   if (HasFullFP16)
    Builder.defineMacro("__ARM_FEATURE_FP16_SCALAR_ARITHMETIC", "1");
 
+  if (HasDotProd)
+    Builder.defineMacro("__ARM_FEATURE_DOTPROD", "1");
+
   switch (ArchKind) {
   default:
     break;
@@ -229,6 +232,7 @@ bool AArch64TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
   Crypto = 0;
   Unaligned = 1;
   HasFullFP16 = 0;
+  HasDotProd = 0;
   ArchKind = llvm::AArch64::ArchKind::ARMV8A;
 
   for (const auto &Feature : Features) {
@@ -248,6 +252,8 @@ bool AArch64TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
       ArchKind = llvm::AArch64::ArchKind::ARMV8_2A;
     if (Feature == "+fullfp16")
       HasFullFP16 = 1;
+    if (Feature == "+dotprod")
+      HasDotProd = 1;
   }
 
   setDataLayout();
diff --git a/clang/lib/Basic/Targets/AArch64.h b/clang/lib/Basic/Targets/AArch64.h
index 8feb832..0634565 100644
--- a/clang/lib/Basic/Targets/AArch64.h
+++ b/clang/lib/Basic/Targets/AArch64.h
@@ -33,6 +33,7 @@ class LLVM_LIBRARY_VISIBILITY AArch64TargetInfo : public TargetInfo {
   unsigned Crypto;
   unsigned Unaligned;
   unsigned HasFullFP16;
+  unsigned HasDotProd;
   llvm::AArch64::ArchKind ArchKind;
 
   static const Builtin::Info BuiltinInfo[];
diff --git a/clang/test/Preprocessor/aarch64-target-features.c b/clang/test/Preprocessor/aarch64-target-features.c
index b554fd6..80e5394 100644
--- a/clang/test/Preprocessor/aarch64-target-features.c
+++ b/clang/test/Preprocessor/aarch64-target-features.c
@@ -38,6 +38,7 @@
 // CHECK-NOT: __ARM_SIZEOF_MINIMAL_ENUM 1
 // CHECK-NOT: __ARM_SIZEOF_WCHAR_T 2
 // CHECK-NOT: __ARM_FEATURE_SVE
+// CHECK-NOT: __ARM_FEATURE_DOTPROD
 
 // RUN: %clang -target aarch64_be-eabi -x c -E -dM %s -o - | FileCheck %s -check-prefix CHECK-BIGENDIAN
 // CHECK-BIGENDIAN: __ARM_BIG_ENDIAN 1
@@ -89,6 +90,9 @@
 // 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