================
@@ -76,8 +79,75 @@ class HIPUndefinedFatBinSymbols {
return GPUBinHandleSymbols;
}
+ // Collect symbols from static libraries specified by -l options.
+ void processStaticLibraries() {
+ llvm::SmallVector<llvm::StringRef, 16> LibNames;
+ llvm::SmallVector<llvm::StringRef, 16> LibPaths;
+ llvm::SmallVector<llvm::StringRef, 16> ExactLibNames;
+ llvm::Triple Triple(C.getDriver().getTargetTriple());
+ bool IsMSVC = Triple.isWindowsMSVCEnvironment();
+ llvm::StringRef Ext = IsMSVC ? ".lib" : ".a";
+
+ for (const auto *Arg : Args.filtered(options::OPT_l)) {
+ llvm::StringRef Value = Arg->getValue();
+ if (Value.starts_with(":"))
+ ExactLibNames.push_back(Value.drop_front());
+ else
+ LibNames.push_back(Value);
+ }
+ for (const auto *Arg : Args.filtered(options::OPT_L)) {
+ auto Path = Arg->getValue();
+ LibPaths.push_back(Path);
+ if (Verbose)
+ llvm::errs() << "HIP fatbin symbol search uses library path: " << Path
+ << "\n";
+ }
+
+ auto ProcessLib = [&](llvm::StringRef LibName, bool IsExact) {
+ llvm::SmallString<256> FullLibName;
+ if (IsExact)
+ FullLibName = LibName;
+ else {
+ if (IsMSVC)
+ (llvm::Twine(LibName) + Ext).toVector(FullLibName);
+ else
+ (llvm::Twine("lib") + LibName + Ext).toVector(FullLibName);
+ }
----------------
yxsamliu wrote:
will use the first suggestion. with minor change Twine("lib") for it to work
https://github.com/llvm/llvm-project/pull/104638
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