jhuber6 created this revision.
jhuber6 added reviewers: jdoerfert, JonChesterfield, yaxunl, tra.
Herald added a project: All.
jhuber6 requested review of this revision.
Herald added subscribers: cfe-commits, MaskRay.
Herald added a project: clang.

The Offloading toolchain currently has two methods for construction the
requires actions. The "new" driver and the old `OffloadActionBuilder`.
Using either one is mutually exclusive, so we should not initialize this
when using the new driver. This was causing some error messages to be
printed multiple times because we were checking them in both the old and
the new driver.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D135715

Files:
  clang/lib/Driver/Driver.cpp


Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -3952,14 +3952,17 @@
 
   handleArguments(C, Args, Inputs, Actions);
 
-  // Builder to be used to build offloading actions.
-  OffloadingActionBuilder OffloadBuilder(C, Args, Inputs);
-
   bool UseNewOffloadingDriver =
       C.isOffloadingHostKind(Action::OFK_OpenMP) ||
       Args.hasFlag(options::OPT_offload_new_driver,
                    options::OPT_no_offload_new_driver, false);
 
+  // Builder to be used to build offloading actions.
+  std::unique_ptr<OffloadingActionBuilder> OffloadBuilder =
+      !UseNewOffloadingDriver
+          ? std::make_unique<OffloadingActionBuilder>(C, Args, Inputs)
+          : nullptr;
+
   // Construct the actions to perform.
   HeaderModulePrecompileJobAction *HeaderModuleAction = nullptr;
   ExtractAPIJobAction *ExtractAPIAction = nullptr;
@@ -3982,14 +3985,14 @@
     // Use the current host action in any of the offloading actions, if
     // required.
     if (!UseNewOffloadingDriver)
-      if (OffloadBuilder.addHostDependenceToDeviceActions(Current, InputArg))
+      if (OffloadBuilder->addHostDependenceToDeviceActions(Current, InputArg))
         break;
 
     for (phases::ID Phase : PL) {
 
       // Add any offload action the host action depends on.
       if (!UseNewOffloadingDriver)
-        Current = OffloadBuilder.addDeviceDependencesToHostAction(
+        Current = OffloadBuilder->addDeviceDependencesToHostAction(
             Current, InputArg, Phase, PL.back(), FullPL);
       if (!Current)
         break;
@@ -4052,7 +4055,7 @@
       // Use the current host action in any of the offloading actions, if
       // required.
       if (!UseNewOffloadingDriver)
-        if (OffloadBuilder.addHostDependenceToDeviceActions(Current, InputArg))
+        if (OffloadBuilder->addHostDependenceToDeviceActions(Current, 
InputArg))
           break;
 
       // Try to build the offloading actions and add the result as a dependency
@@ -4070,7 +4073,7 @@
 
     // Add any top level actions generated for offloading.
     if (!UseNewOffloadingDriver)
-      OffloadBuilder.appendTopLevelActions(Actions, Current, InputArg);
+      OffloadBuilder->appendTopLevelActions(Actions, Current, InputArg);
     else if (Current)
       Current->propagateHostOffloadInfo(C.getActiveOffloadKinds(),
                                         /*BoundArch=*/nullptr);
@@ -4082,12 +4085,12 @@
     Arg *FinalPhaseArg;
     if (getFinalPhase(Args, &FinalPhaseArg) == phases::Link)
       if (!UseNewOffloadingDriver)
-        OffloadBuilder.appendDeviceLinkActions(Actions);
+        OffloadBuilder->appendDeviceLinkActions(Actions);
   }
 
   if (!LinkerInputs.empty()) {
     if (!UseNewOffloadingDriver)
-      if (Action *Wrapper = OffloadBuilder.makeHostLinkAction())
+      if (Action *Wrapper = OffloadBuilder->makeHostLinkAction())
         LinkerInputs.push_back(Wrapper);
     Action *LA;
     // Check if this Linker Job should emit a static library.
@@ -4102,7 +4105,7 @@
       LA = C.MakeAction<LinkJobAction>(LinkerInputs, types::TY_Image);
     }
     if (!UseNewOffloadingDriver)
-      LA = OffloadBuilder.processHostLinkAction(LA);
+      LA = OffloadBuilder->processHostLinkAction(LA);
     Actions.push_back(LA);
   }
 


Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -3952,14 +3952,17 @@
 
   handleArguments(C, Args, Inputs, Actions);
 
-  // Builder to be used to build offloading actions.
-  OffloadingActionBuilder OffloadBuilder(C, Args, Inputs);
-
   bool UseNewOffloadingDriver =
       C.isOffloadingHostKind(Action::OFK_OpenMP) ||
       Args.hasFlag(options::OPT_offload_new_driver,
                    options::OPT_no_offload_new_driver, false);
 
+  // Builder to be used to build offloading actions.
+  std::unique_ptr<OffloadingActionBuilder> OffloadBuilder =
+      !UseNewOffloadingDriver
+          ? std::make_unique<OffloadingActionBuilder>(C, Args, Inputs)
+          : nullptr;
+
   // Construct the actions to perform.
   HeaderModulePrecompileJobAction *HeaderModuleAction = nullptr;
   ExtractAPIJobAction *ExtractAPIAction = nullptr;
@@ -3982,14 +3985,14 @@
     // Use the current host action in any of the offloading actions, if
     // required.
     if (!UseNewOffloadingDriver)
-      if (OffloadBuilder.addHostDependenceToDeviceActions(Current, InputArg))
+      if (OffloadBuilder->addHostDependenceToDeviceActions(Current, InputArg))
         break;
 
     for (phases::ID Phase : PL) {
 
       // Add any offload action the host action depends on.
       if (!UseNewOffloadingDriver)
-        Current = OffloadBuilder.addDeviceDependencesToHostAction(
+        Current = OffloadBuilder->addDeviceDependencesToHostAction(
             Current, InputArg, Phase, PL.back(), FullPL);
       if (!Current)
         break;
@@ -4052,7 +4055,7 @@
       // Use the current host action in any of the offloading actions, if
       // required.
       if (!UseNewOffloadingDriver)
-        if (OffloadBuilder.addHostDependenceToDeviceActions(Current, InputArg))
+        if (OffloadBuilder->addHostDependenceToDeviceActions(Current, InputArg))
           break;
 
       // Try to build the offloading actions and add the result as a dependency
@@ -4070,7 +4073,7 @@
 
     // Add any top level actions generated for offloading.
     if (!UseNewOffloadingDriver)
-      OffloadBuilder.appendTopLevelActions(Actions, Current, InputArg);
+      OffloadBuilder->appendTopLevelActions(Actions, Current, InputArg);
     else if (Current)
       Current->propagateHostOffloadInfo(C.getActiveOffloadKinds(),
                                         /*BoundArch=*/nullptr);
@@ -4082,12 +4085,12 @@
     Arg *FinalPhaseArg;
     if (getFinalPhase(Args, &FinalPhaseArg) == phases::Link)
       if (!UseNewOffloadingDriver)
-        OffloadBuilder.appendDeviceLinkActions(Actions);
+        OffloadBuilder->appendDeviceLinkActions(Actions);
   }
 
   if (!LinkerInputs.empty()) {
     if (!UseNewOffloadingDriver)
-      if (Action *Wrapper = OffloadBuilder.makeHostLinkAction())
+      if (Action *Wrapper = OffloadBuilder->makeHostLinkAction())
         LinkerInputs.push_back(Wrapper);
     Action *LA;
     // Check if this Linker Job should emit a static library.
@@ -4102,7 +4105,7 @@
       LA = C.MakeAction<LinkJobAction>(LinkerInputs, types::TY_Image);
     }
     if (!UseNewOffloadingDriver)
-      LA = OffloadBuilder.processHostLinkAction(LA);
+      LA = OffloadBuilder->processHostLinkAction(LA);
     Actions.push_back(LA);
   }
 
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