[PATCH] D109718: [HIP] Diagnose -fopenmp-targets for HIP programs

[Yaxun Liu via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGab5f2b505a07: [HIP] Diagnose -fopenmp-targets for HIP 
programs (authored by yaxunl).
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109718/new/

https://reviews.llvm.org/D109718

Files:
  clang/include/clang/Basic/DiagnosticDriverKinds.td
  clang/lib/Driver/Driver.cpp
  clang/test/Driver/hip-options.hip


Index: clang/test/Driver/hip-options.hip
===================================================================
--- clang/test/Driver/hip-options.hip
+++ clang/test/Driver/hip-options.hip
@@ -87,3 +87,15 @@
 // THINLTO-NOT: clang{{.*}}" "-triple" "amdgcn-amd-amdhsa" {{.*}} 
"-fwhole-program-vtables"
 // THINLTO: clang{{.*}}" "-triple" "x86_64-unknown-linux-gnu" {{.*}} 
"-flto=thin" {{.*}} "-fwhole-program-vtables"
 // THINLTO-NOT: clang{{.*}}" "-triple" "amdgcn-amd-amdhsa" {{.*}} 
"-fwhole-program-vtables"
+
+// Check -fopenmp is allowed with HIP but -fopenmp-targets= is not allowed.
+
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -nogpuinc -nogpulib \
+// RUN:   --offload-arch=gfx906 -fopenmp %s 2>&1 | FileCheck -check-prefix=OMP 
%s
+// OMP-NOT: clang{{.*}} "-triple" "amdgcn-amd-amdhsa" {{.*}} "-fopenmp"
+// OMP: clang{{.*}} "-triple" "x86_64-unknown-linux-gnu" {{.*}} "-fopenmp"
+
+// RUN: not %clang -target x86_64-unknown-linux-gnu -nogpuinc -nogpulib \
+// RUN:   --offload-arch=gfx906 -fopenmp -fopenmp-targets=amdgcn %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=OMPTGT %s
+// OMPTGT: unsupported option '-fopenmp-targets=' for language mode 'HIP'
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -680,6 +680,12 @@
     }
     C.addOffloadDeviceToolChain(CudaTC.get(), OFK);
   } else if (IsHIP) {
+    if (auto *OMPTargetArg =
+            C.getInputArgs().getLastArg(options::OPT_fopenmp_targets_EQ)) {
+      Diag(clang::diag::err_drv_unsupported_opt_for_language_mode)
+          << OMPTargetArg->getSpelling() << "HIP";
+      return;
+    }
     const ToolChain *HostTC = C.getSingleOffloadToolChain<Action::OFK_Host>();
     const llvm::Triple &HostTriple = HostTC->getTriple();
     auto OFK = Action::OFK_HIP;
Index: clang/include/clang/Basic/DiagnosticDriverKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticDriverKinds.td
+++ clang/include/clang/Basic/DiagnosticDriverKinds.td
@@ -16,6 +16,8 @@
   "unsupported option '%0'; did you mean '%1'?">;
 def err_drv_unsupported_opt_for_target : Error<
   "unsupported option '%0' for target '%1'">;
+def err_drv_unsupported_opt_for_language_mode : Error<
+  "unsupported option '%0' for language mode '%1'">;
 def err_drv_unsupported_option_argument : Error<
   "unsupported argument '%1' to option '%0'">;
 def err_drv_unknown_stdin_type : Error<



Index: clang/test/Driver/hip-options.hip
===================================================================
--- clang/test/Driver/hip-options.hip
+++ clang/test/Driver/hip-options.hip
@@ -87,3 +87,15 @@
 // THINLTO-NOT: clang{{.*}}" "-triple" "amdgcn-amd-amdhsa" {{.*}} "-fwhole-program-vtables"
 // THINLTO: clang{{.*}}" "-triple" "x86_64-unknown-linux-gnu" {{.*}} "-flto=thin" {{.*}} "-fwhole-program-vtables"
 // THINLTO-NOT: clang{{.*}}" "-triple" "amdgcn-amd-amdhsa" {{.*}} "-fwhole-program-vtables"
+
+// Check -fopenmp is allowed with HIP but -fopenmp-targets= is not allowed.
+
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -nogpuinc -nogpulib \
+// RUN:   --offload-arch=gfx906 -fopenmp %s 2>&1 | FileCheck -check-prefix=OMP %s
+// OMP-NOT: clang{{.*}} "-triple" "amdgcn-amd-amdhsa" {{.*}} "-fopenmp"
+// OMP: clang{{.*}} "-triple" "x86_64-unknown-linux-gnu" {{.*}} "-fopenmp"
+
+// RUN: not %clang -target x86_64-unknown-linux-gnu -nogpuinc -nogpulib \
+// RUN:   --offload-arch=gfx906 -fopenmp -fopenmp-targets=amdgcn %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=OMPTGT %s
+// OMPTGT: unsupported option '-fopenmp-targets=' for language mode 'HIP'
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -680,6 +680,12 @@
     }
     C.addOffloadDeviceToolChain(CudaTC.get(), OFK);
   } else if (IsHIP) {
+    if (auto *OMPTargetArg =
+            C.getInputArgs().getLastArg(options::OPT_fopenmp_targets_EQ)) {
+      Diag(clang::diag::err_drv_unsupported_opt_for_language_mode)
+          << OMPTargetArg->getSpelling() << "HIP";
+      return;
+    }
     const ToolChain *HostTC = C.getSingleOffloadToolChain<Action::OFK_Host>();
     const llvm::Triple &HostTriple = HostTC->getTriple();
     auto OFK = Action::OFK_HIP;
Index: clang/include/clang/Basic/DiagnosticDriverKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticDriverKinds.td
+++ clang/include/clang/Basic/DiagnosticDriverKinds.td
@@ -16,6 +16,8 @@
   "unsupported option '%0'; did you mean '%1'?">;
 def err_drv_unsupported_opt_for_target : Error<
   "unsupported option '%0' for target '%1'">;
+def err_drv_unsupported_opt_for_language_mode : Error<
+  "unsupported option '%0' for language mode '%1'">;
 def err_drv_unsupported_option_argument : Error<
   "unsupported argument '%1' to option '%0'">;
 def err_drv_unknown_stdin_type : Error<

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