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[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
This commit is contained in:
Junmo Park 2018-04-17 22:38:40 +00:00
parent 1254f3e77c
commit 4b9b9fb7a0
3 changed files with 11 additions and 0 deletions
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6
clang/lib/Basic/Targets/AArch64.cpp
View File

@ -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();

1
clang/lib/Basic/Targets/AArch64.h
View File

@ -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[];

4
clang/test/Preprocessor/aarch64-target-features.c
View File

@ -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