[PATCH] D79565: Add -print-targets to print the registered targets

[Yaxun Liu via Phabricator via cfe-commits]

yaxunl updated this revision to Diff 263410.
yaxunl retitled this revision from "Document outputing registered targets with -v in release notes" to "Add -print-targets to print the registered targets".
yaxunl added reviewers: MaskRay, thakis, echristo, tra.
yaxunl added a comment.

add option -print-targets to print the registered targets.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79565/new/

https://reviews.llvm.org/D79565

Files:
  clang/docs/ReleaseNotes.rst
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/Driver.cpp


Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -1815,6 +1815,11 @@
     return false;
   }
 
+  if (C.getArgs().hasArg(options::OPT_print_targets)) {
+    llvm::TargetRegistry::printRegisteredTargetsForVersion(llvm::outs());
+    return false;
+  }
+
   return true;
 }
 
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -2804,6 +2804,8 @@
   HelpText<"Print the resource directory pathname">;
 def print_search_dirs : Flag<["-", "--"], "print-search-dirs">,
   HelpText<"Print the paths used for finding libraries and programs">;
+def print_targets : Flag<["-", "--"], "print-targets">,
+  HelpText<"Print the registered targets">;
 def private__bundle : Flag<["-"], "private_bundle">;
 def pthreads : Flag<["-"], "pthreads">;
 def pthread : Flag<["-"], "pthread">, Flags<[CC1Option]>,
Index: clang/docs/ReleaseNotes.rst
===================================================================
--- clang/docs/ReleaseNotes.rst
+++ clang/docs/ReleaseNotes.rst
@@ -130,6 +130,7 @@
 - ``-fno-char8_t`` now disables the ``char8_t`` keyword, not just the use of
   ``char8_t`` as the character type of ``u8`` literals. This restores the
   Clang 8 behavior that regressed in Clang 9 and 10.
+- -print-targets has been added to print the registered targets.
 
 New Pragmas in Clang
 --------------------


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