Author: Lucas Prates Date: 2022-01-15T19:52:30Z New Revision: c84b8be516bcc4d021ff804169d58a7b3104e050
URL: https://github.com/llvm/llvm-project/commit/c84b8be516bcc4d021ff804169d58a7b3104e050 DIFF: https://github.com/llvm/llvm-project/commit/c84b8be516bcc4d021ff804169d58a7b3104e050.diff LOG: [AArch64] clang support for Armv8.8/9.3 MOPS This introduces clang command line support for the new Armv8.8-A and Armv9.3-A instructions for standardising memcpy, memset and memmove operations, which was previously introduced into LLVM in https://reviews.llvm.org/D116157. Patch by Lucas Prates, Tomas Matheson and Son Tuan Vu. Differential Revision: https://reviews.llvm.org/D117271 Added: clang/test/Driver/aarch64-mops.c Modified: clang/lib/Basic/Targets/AArch64.cpp clang/lib/Basic/Targets/AArch64.h llvm/include/llvm/Support/AArch64TargetParser.def llvm/include/llvm/Support/AArch64TargetParser.h llvm/lib/Support/AArch64TargetParser.cpp llvm/unittests/Support/TargetParserTest.cpp Removed: ################################################################################ diff --git a/clang/lib/Basic/Targets/AArch64.cpp b/clang/lib/Basic/Targets/AArch64.cpp index 4a2d2a8f7f04d..8e23cc4c421a5 100644 --- a/clang/lib/Basic/Targets/AArch64.cpp +++ b/clang/lib/Basic/Targets/AArch64.cpp @@ -544,6 +544,7 @@ bool AArch64TargetInfo::handleTargetFeatures(std::vector<std::string> &Features, HasMatmulFP32 = false; HasLSE = false; HasHBC = false; + HasMOPS = false; ArchKind = llvm::AArch64::ArchKind::INVALID; diff --git a/clang/lib/Basic/Targets/AArch64.h b/clang/lib/Basic/Targets/AArch64.h index aa1ee7708b0d9..b9e6e3214c44d 100644 --- a/clang/lib/Basic/Targets/AArch64.h +++ b/clang/lib/Basic/Targets/AArch64.h @@ -54,6 +54,7 @@ class LLVM_LIBRARY_VISIBILITY AArch64TargetInfo : public TargetInfo { bool HasLSE; bool HasFlagM; bool HasHBC; + bool HasMOPS; llvm::AArch64::ArchKind ArchKind; diff --git a/clang/test/Driver/aarch64-mops.c b/clang/test/Driver/aarch64-mops.c new file mode 100644 index 0000000000000..4cd48143033d6 --- /dev/null +++ b/clang/test/Driver/aarch64-mops.c @@ -0,0 +1,6 @@ +// Test that target feature mops is implemented and available correctly +// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.8-a+mops %s 2>&1 | FileCheck %s +// CHECK: "-target-feature" "+mops" + +// RUN: %clang -### -target aarch64-none-none-eabi -march=armv8.8-a+nomops %s 2>&1 | FileCheck %s --check-prefix=NO_MOPS +// NO_MOPS: "-target-feature" "-mops" diff --git a/llvm/include/llvm/Support/AArch64TargetParser.def b/llvm/include/llvm/Support/AArch64TargetParser.def index 2b2b519a5c1b9..9d92d96e67a2d 100644 --- a/llvm/include/llvm/Support/AArch64TargetParser.def +++ b/llvm/include/llvm/Support/AArch64TargetParser.def @@ -145,6 +145,7 @@ AARCH64_ARCH_EXT_NAME("sme", AArch64::AEK_SME, "+sme", AARCH64_ARCH_EXT_NAME("sme-f64", AArch64::AEK_SMEF64, "+sme-f64", "-sme-f64") AARCH64_ARCH_EXT_NAME("sme-i64", AArch64::AEK_SMEI64, "+sme-i64", "-sme-i64") AARCH64_ARCH_EXT_NAME("hbc", AArch64::AEK_HBC, "+hbc", "-hbc") +AARCH64_ARCH_EXT_NAME("mops", AArch64::AEK_MOPS, "+mops", "-mops") #undef AARCH64_ARCH_EXT_NAME #ifndef AARCH64_CPU_NAME diff --git a/llvm/include/llvm/Support/AArch64TargetParser.h b/llvm/include/llvm/Support/AArch64TargetParser.h index 21bca23c3041f..b998bb481d8da 100644 --- a/llvm/include/llvm/Support/AArch64TargetParser.h +++ b/llvm/include/llvm/Support/AArch64TargetParser.h @@ -70,6 +70,7 @@ enum ArchExtKind : uint64_t { AEK_SMEF64 = 1ULL << 38, AEK_SMEI64 = 1ULL << 39, AEK_HBC = 1ULL << 40, + AEK_MOPS = 1ULL << 41, }; enum class ArchKind { diff --git a/llvm/lib/Support/AArch64TargetParser.cpp b/llvm/lib/Support/AArch64TargetParser.cpp index d4957d4359eb5..9f1c17104cf43 100644 --- a/llvm/lib/Support/AArch64TargetParser.cpp +++ b/llvm/lib/Support/AArch64TargetParser.cpp @@ -116,6 +116,8 @@ bool AArch64::getExtensionFeatures(uint64_t Extensions, Features.push_back("+sme-i64"); if (Extensions & AArch64::AEK_HBC) Features.push_back("+hbc"); + if (Extensions & AArch64::AEK_MOPS) + Features.push_back("+mops"); return true; } diff --git a/llvm/unittests/Support/TargetParserTest.cpp b/llvm/unittests/Support/TargetParserTest.cpp index bbba9f41cc950..9e2a29a1dc0e0 100644 --- a/llvm/unittests/Support/TargetParserTest.cpp +++ b/llvm/unittests/Support/TargetParserTest.cpp @@ -1519,6 +1519,7 @@ TEST(TargetParserTest, AArch64ArchExtFeature) { {"sme-f64", "nosme-f64", "+sme-f64", "-sme-f64"}, {"sme-i64", "nosme-i64", "+sme-i64", "-sme-i64"}, {"hbc", "nohbc", "+hbc", "-hbc"}, + {"mops", "nomops", "+mops", "-mops"}, }; for (unsigned i = 0; i < array_lengthof(ArchExt); i++) { _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
