[PATCH] D69406: [clang][ThinLTO] Promote cc1 -fthin_link_bitcode to driver -fthinlto_link_bitcode

[Yuanfang Chen via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGef7a154d17f2: [clang][ThinLTO] Promote cc1 -fthin_link_bitcode to driver… (authored by ychen).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D69406/new/

https://reviews.llvm.org/D69406

Files:
  clang/include/clang/Driver/CC1Options.td
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/CodeGen/thin_link_bitcode.c


Index: clang/test/CodeGen/thin_link_bitcode.c
===================================================================
--- clang/test/CodeGen/thin_link_bitcode.c
+++ clang/test/CodeGen/thin_link_bitcode.c
@@ -1,5 +1,7 @@
 // REQUIRES: x86-registered-target
 //
+// RUN: %clang -flto=thin -fthin-link-bitcode=%t.bc -target x86_64-unknown-linux-gnu -### %s 2>&1 | FileCheck %s --check-prefix=LINKBC
+//
 // RUN: %clang_cc1 -o %t -flto=thin -fthin-link-bitcode=%t.nodebug -triple x86_64-unknown-linux-gnu -emit-llvm-bc -debug-info-kind=limited %s
 // RUN: llvm-bcanalyzer -dump %t | FileCheck %s
 // RUN: llvm-bcanalyzer -dump %t.nodebug | FileCheck %s --check-prefix=NO_DEBUG
@@ -10,5 +12,7 @@
   return 0;
 }
 
+// LINKBC: -fthin-link-bitcode=
+
 // CHECK: COMPILE_UNIT
 // NO_DEBUG-NOT: COMPILE_UNIT
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -3641,6 +3641,9 @@
     Args.AddLastArg(CmdArgs, options::OPT_fthinlto_index_EQ);
   }
 
+  if (Args.getLastArg(options::OPT_fthin_link_bitcode_EQ))
+    Args.AddLastArg(CmdArgs, options::OPT_fthin_link_bitcode_EQ);
+
   if (Args.getLastArg(options::OPT_save_temps_EQ))
     Args.AddLastArg(CmdArgs, options::OPT_save_temps_EQ);
 
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -1312,6 +1312,9 @@
 def fthinlto_index_EQ : Joined<["-"], "fthinlto-index=">,
   Flags<[CoreOption, CC1Option]>, Group<f_Group>,
   HelpText<"Perform ThinLTO importing using provided function summary index">;
+def fthin_link_bitcode_EQ : Joined<["-"], "fthin-link-bitcode=">,
+  Flags<[CoreOption, CC1Option]>, Group<f_Group>,
+  HelpText<"Write minimized bitcode to <file> for the ThinLTO thin link only">;
 def fmacro_backtrace_limit_EQ : Joined<["-"], "fmacro-backtrace-limit=">,
                                 Group<f_Group>, Flags<[DriverOption, CoreOption]>;
 def fmerge_all_constants : Flag<["-"], "fmerge-all-constants">, Group<f_Group>,
Index: clang/include/clang/Driver/CC1Options.td
===================================================================
--- clang/include/clang/Driver/CC1Options.td
+++ clang/include/clang/Driver/CC1Options.td
@@ -387,8 +387,6 @@
 def flto_unit: Flag<["-"], "flto-unit">,
     HelpText<"Emit IR to support LTO unit features (CFI, whole program vtable opt)">;
 def fno_lto_unit: Flag<["-"], "fno-lto-unit">;
-def fthin_link_bitcode_EQ : Joined<["-"], "fthin-link-bitcode=">,
-    HelpText<"Write minimized bitcode to <file> for the ThinLTO thin link only">;
 def femit_debug_entry_values : Flag<["-"], "femit-debug-entry-values">,
     HelpText<"Enables debug info about call site parameter's entry values">;
 def fdebug_pass_manager : Flag<["-"], "fdebug-pass-manager">,


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