llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: None (neildhickey) <details> <summary>Changes</summary> …info This pull request adds code to call getHostCPUInfo into the AArch64 Target Parser to query the cpuinfo for the device in the case where we are compiling with -mcpu=native --- Full diff: https://github.com/llvm/llvm-project/pull/97749.diff 1 Files Affected: - (modified) clang/lib/Driver/ToolChains/Arch/AArch64.cpp (+17) ``````````diff diff --git a/clang/lib/Driver/ToolChains/Arch/AArch64.cpp b/clang/lib/Driver/ToolChains/Arch/AArch64.cpp index ec248b80251ea3..2862c297622fa9 100644 --- a/clang/lib/Driver/ToolChains/Arch/AArch64.cpp +++ b/clang/lib/Driver/ToolChains/Arch/AArch64.cpp @@ -445,4 +445,21 @@ void aarch64::getAArch64TargetFeatures(const Driver &D, if (Args.getLastArg(options::OPT_mno_bti_at_return_twice)) Features.push_back("+no-bti-at-return-twice"); + + // Parse AArch64 CPU Features + const Arg *CPUArg = Args.getLastArg(options::OPT_mcpu_EQ); + StringRef CPUName; + + if (CPUArg) { + CPUName = CPUArg->getValue(); + if (CPUName == "native") { + llvm::StringMap<bool> HostFeatures; + if (llvm::sys::getHostCPUFeatures(HostFeatures)) { + for (auto &F : HostFeatures) { + Features.push_back( + Args.MakeArgString((F.second ? "+" : "-") + F.first())); + } + } + } + } } `````````` </details> https://github.com/llvm/llvm-project/pull/97749 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
