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This patch implements the definition of __ARM_FEATURE_RCPC when clang commands
specifies +rcpc.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D127798
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
@@ -19,6 +19,7 @@
// CHECK-NOT: __ARM_FEATURE_BIG_ENDIAN
// CHECK: __ARM_FEATURE_CLZ 1
// CHECK-NOT: __ARM_FEATURE_CRC32 1
+// CHECK-NOT: __ARM_FEATURE_RCPC 1
// CHECK-NOT: __ARM_FEATURE_CRYPTO 1
// CHECK: __ARM_FEATURE_DIRECTED_ROUNDING 1
// CHECK: __ARM_FEATURE_DIV 1
@@ -561,3 +562,6 @@
// 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-none-linux-gnu -march=armv8.2-a+rcpc -x c -E
-dM %s -o - | FileCheck --check-prefix=CHECK-RCPC %s
+// CHECK-RCPC: __ARM_FEATURE_RCPC 1
Index: clang/lib/Basic/Targets/AArch64.h
===================================================================
--- clang/lib/Basic/Targets/AArch64.h
+++ clang/lib/Basic/Targets/AArch64.h
@@ -54,6 +54,7 @@
bool HasLSE;
bool HasFlagM;
bool HasMOPS;
+ bool HasRCPC;
llvm::AArch64::ArchKind ArchKind;
Index: clang/lib/Basic/Targets/AArch64.cpp
===================================================================
--- clang/lib/Basic/Targets/AArch64.cpp
+++ clang/lib/Basic/Targets/AArch64.cpp
@@ -341,6 +341,9 @@
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)
@@ -544,6 +547,7 @@
HasMatmulFP32 = false;
HasLSE = false;
HasMOPS = false;
+ HasRCPC = false;
ArchKind = llvm::AArch64::ArchKind::INVALID;
@@ -593,6 +597,8 @@
}
if (Feature == "+crc")
HasCRC = true;
+ if (Feature == "+rcpc")
+ HasRCPC = true;
if (Feature == "+aes")
HasAES = true;
if (Feature == "+sha2")
Index: clang/test/Preprocessor/aarch64-target-features.c
===================================================================
--- clang/test/Preprocessor/aarch64-target-features.c
+++ clang/test/Preprocessor/aarch64-target-features.c
@@ -19,6 +19,7 @@
// CHECK-NOT: __ARM_FEATURE_BIG_ENDIAN
// CHECK: __ARM_FEATURE_CLZ 1
// CHECK-NOT: __ARM_FEATURE_CRC32 1
+// CHECK-NOT: __ARM_FEATURE_RCPC 1
// CHECK-NOT: __ARM_FEATURE_CRYPTO 1
// CHECK: __ARM_FEATURE_DIRECTED_ROUNDING 1
// CHECK: __ARM_FEATURE_DIV 1
@@ -561,3 +562,6 @@
// 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-none-linux-gnu -march=armv8.2-a+rcpc -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-RCPC %s
+// CHECK-RCPC: __ARM_FEATURE_RCPC 1
Index: clang/lib/Basic/Targets/AArch64.h
===================================================================
--- clang/lib/Basic/Targets/AArch64.h
+++ clang/lib/Basic/Targets/AArch64.h
@@ -54,6 +54,7 @@
bool HasLSE;
bool HasFlagM;
bool HasMOPS;
+ bool HasRCPC;
llvm::AArch64::ArchKind ArchKind;
Index: clang/lib/Basic/Targets/AArch64.cpp
===================================================================
--- clang/lib/Basic/Targets/AArch64.cpp
+++ clang/lib/Basic/Targets/AArch64.cpp
@@ -341,6 +341,9 @@
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)
@@ -544,6 +547,7 @@
HasMatmulFP32 = false;
HasLSE = false;
HasMOPS = false;
+ HasRCPC = false;
ArchKind = llvm::AArch64::ArchKind::INVALID;
@@ -593,6 +597,8 @@
}
if (Feature == "+crc")
HasCRC = true;
+ if (Feature == "+rcpc")
+ HasRCPC = true;
if (Feature == "+aes")
HasAES = true;
if (Feature == "+sha2")
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