diff options
Diffstat (limited to 'clang/lib/CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index c49f763..7db1ed7 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -2748,7 +2748,21 @@ bool CodeGenModule::GetCPUAndFeaturesAttributes(GlobalDecl GD, Attrs.addAttribute("target-features", llvm::join(Features, ",")); AddedAttr = true; } - + if (getTarget().getTriple().isAArch64()) { + llvm::SmallVector<StringRef, 8> Feats; + if (TV) + TV->getFeatures(Feats); + else if (TC) + TC->getFeatures(Feats, GD.getMultiVersionIndex()); + if (!Feats.empty()) { + llvm::sort(Feats); + std::string FMVFeatures; + for (StringRef F : Feats) + FMVFeatures.append(",+" + F.str()); + Attrs.addAttribute("fmv-features", FMVFeatures.substr(1)); + AddedAttr = true; + } + } return AddedAttr; } @@ -4227,7 +4241,7 @@ void CodeGenModule::EmitGlobalDefinition(GlobalDecl GD, llvm::GlobalValue *GV) { static void ReplaceUsesOfNonProtoTypeWithRealFunction(llvm::GlobalValue *Old, llvm::Function *NewFn); -static unsigned getFMVPriority(const TargetInfo &TI, +static uint64_t getFMVPriority(const TargetInfo &TI, const CodeGenFunction::FMVResolverOption &RO) { llvm::SmallVector<StringRef, 8> Features{RO.Features}; if (RO.Architecture) |