[PATCH] D77705: [Driver] Forward pass plugin arguments to gold

[Dominic Chen via Phabricator via cfe-commits]

ddcc created this revision.
ddcc added a reviewer: tejohnson.
Herald added a project: clang.

Support forwarding `-fplugin` and `-fpass-plugin` arguments for loading pass plugins

Depends on: D77704 <https://reviews.llvm.org/D77704>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D77705

Files:
  clang/lib/Driver/ToolChains/CommonArgs.cpp


Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -474,10 +474,18 @@
         ProfileUseArg->getNumValues() == 0 ? "" : ProfileUseArg->getValue());
     if (Path.empty() || llvm::sys::fs::is_directory(Path))
       llvm::sys::path::append(Path, "default.profdata");
-    CmdArgs.push_back(Args.MakeArgString(Twine("-plugin-opt=cs-profile-path=") +
-                                         Path));
+    CmdArgs.push_back(
+        Args.MakeArgString(Twine("-plugin-opt=cs-profile-path=") + Path));
   }
 
+  // Forward arguments for loading plugins (old/new PM)
+  for (const Arg *A : Args.filtered(options::OPT_fplugin_EQ))
+    CmdArgs.push_back(
+        Args.MakeArgString(Twine("-plugin-opt=load=") + A->getValue()));
+  for (const Arg *A : Args.filtered(options::OPT_fpass_plugin_EQ))
+    CmdArgs.push_back(Args.MakeArgString(
+        Twine("-plugin-opt=load-pass-plugin=") + A->getValue()));
+
   // Need this flag to turn on new pass manager via Gold plugin.
   if (Args.hasFlag(options::OPT_fexperimental_new_pass_manager,
                    options::OPT_fno_experimental_new_pass_manager,


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