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[AArch64] Define __ARM_FEATURE_RCPC 

This patch implements the definition of __ARM_FEATURE_RCPC when clang
command specifies +rcpc.

Differential Revision: https://reviews.llvm.org/D127798
This commit is contained in:
Mingming Liu 2022-06-14 14:04:49 -07:00
parent 088c7f7e3c
commit ce7b4747e8
3 changed files with 11 additions and 0 deletions
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6
clang/lib/Basic/Targets/AArch64.cpp
View File

@ -341,6 +341,9 @@ void AArch64TargetInfo::getTargetDefines(const LangOptions &Opts,
if (HasCRC)
Builder.defineMacro("__ARM_FEATURE_CRC32", "1");
if (HasRCPC)
Builder.defineMacro("__ARM_FEATURE_RCPC", "1");
// The __ARM_FEATURE_CRYPTO is deprecated in favor of finer grained feature
// macros for AES, SHA2, SHA3 and SM4
if (HasAES && HasSHA2)
@ -551,6 +554,7 @@ bool AArch64TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
HasMatmulFP32 = false;
HasLSE = false;
HasMOPS = false;
HasRCPC = false;
ArchKind = llvm::AArch64::ArchKind::INVALID;
@ -600,6 +604,8 @@ bool AArch64TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
}
if (Feature == "+crc")
HasCRC = true;
if (Feature == "+rcpc")
HasRCPC = true;
if (Feature == "+aes")
HasAES = true;
if (Feature == "+sha2")

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

@ -54,6 +54,7 @@ class LLVM_LIBRARY_VISIBILITY AArch64TargetInfo : public TargetInfo {
bool HasLSE;
bool HasFlagM;
bool HasMOPS;
bool HasRCPC;
llvm::AArch64::ArchKind ArchKind;

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

@ -26,6 +26,7 @@
// CHECK: __ARM_FEATURE_IDIV 1
// CHECK: __ARM_FEATURE_LDREX 0xF
// CHECK: __ARM_FEATURE_NUMERIC_MAXMIN 1
// CHECK-NOT: __ARM_FEATURE_RCPC 1
// CHECK-NOT: __ARM_FEATURE_SHA2 1
// CHECK-NOT: __ARM_FEATURE_SHA3 1
// CHECK-NOT: __ARM_FEATURE_SHA512 1
@ -560,3 +561,6 @@
// CHECK-BEFORE-V83-NOT: __ARM_FEATURE_COMPLEX 1
// CHECK-BEFORE-V83-NOT: __ARM_FEATURE_JCVT 1
// CHECK-BEFORE-V85-NOT: __ARM_FEATURE_FRINT 1
// 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