Add option "-fsycl-allow-device-image-dependencies" (#15407)

Add option "-fsycl-allow-device-image-dependencies". This option
replaces "-fsycl-allow-device-dependencies" which is deprecated.

---------

Signed-off-by: Lu, John <john.lu@intel.com>

Author: LU-JOHN

clang/include/clang/Driver/Options.td

@@ -7049,9 +7049,16 @@ def fsycl_remove_unused_external_funcs : Flag<["-"], "fsycl-remove-unused-extern
 def fno_sycl_remove_unused_external_funcs : Flag<["-"], "fno-sycl-remove-unused-external-funcs">,
   HelpText<"Prevent removal of unused `SYCL_EXTERNAL` functions">;
 def fsycl_allow_device_dependencies : Flag<["-"], "fsycl-allow-device-dependencies">,
-  HelpText<"Allow dependencies between device code images">;
+  HelpText<"Deprecated: please use -fsycl-allow-device-image-dependencies instead.">,
+  Flags<[Deprecated]>;
 def fno_sycl_allow_device_dependencies : Flag<["-"], "fno-sycl-allow-device-dependencies">,
-  HelpText<"Do not allow dependencies between device code images (default)">;
+  HelpText<"Deprecated: please use -fno-sycl-allow-device-image-dependencies instead.">,
+  Flags<[Deprecated]>;
+
+defm sycl_allow_device_image_dependencies: BoolOptionWithoutMarshalling<"f", "sycl-allow-device-image-dependencies",
+  PosFlag<SetTrue, [], [ClangOption], "Allow dependencies between device code images">,
+  NegFlag<SetFalse, [], [ClangOption], "Do not allow dependencies between device code images (default)">>;
+
 def fsycl_dump_device_code_EQ : Joined<["-"], "fsycl-dump-device-code=">,
   Flags<[NoXarchOption]>,
   HelpText<"Dump device code into the user provided directory.">;

clang/lib/Driver/ToolChains/Clang.cpp

@@ -10801,10 +10801,17 @@ static void addArgs(ArgStringList &DstArgs, const llvm::opt::ArgList &Alloc,
   }
 }
 
-static bool allowDeviceDependencies(const llvm::opt::ArgList &TCArgs) {
+static bool allowDeviceImageDependencies(const llvm::opt::ArgList &TCArgs) {
+  // deprecated
   if (TCArgs.hasFlag(options::OPT_fsycl_allow_device_dependencies,
                      options::OPT_fno_sycl_allow_device_dependencies, false))
     return true;
+
+  // preferred
+  if (TCArgs.hasFlag(options::OPT_fsycl_allow_device_image_dependencies,
+                     options::OPT_fno_sycl_allow_device_image_dependencies, false))
+    return true;
+
   return false;
 }
 
@@ -10835,7 +10842,7 @@ static void getNonTripleBasedSYCLPostLinkOpts(const ToolChain &TC,
                      options::OPT_fsycl_esimd_force_stateless_mem, false))
     addArgs(PostLinkArgs, TCArgs, {"-lower-esimd-force-stateless-mem=false"});
 
-  if (allowDeviceDependencies(TCArgs))
+  if (allowDeviceImageDependencies(TCArgs))
     addArgs(PostLinkArgs, TCArgs, {"-allow-device-image-dependencies"});
 }
 
@@ -10853,7 +10860,7 @@ static bool shouldEmitOnlyKernelsAsEntryPoints(const ToolChain &TC,
     return true;
   // When supporting dynamic linking, non-kernels in a device image can be
   // called.
-  if (allowDeviceDependencies(TCArgs))
+  if (allowDeviceImageDependencies(TCArgs))
     return false;
   if (Triple.isNVPTX() || Triple.isAMDGPU())
     return false;

clang/test/Driver/sycl-deprecated.cpp

@@ -3,4 +3,6 @@
 // RUN: %clangxx -fno-sycl-explicit-simd %s -### 2>&1 | FileCheck %s -DOPTION=-fno-sycl-explicit-simd
 // RUN: %clangxx -fsycl -fsycl-use-bitcode %s -### 2>&1 | FileCheck %s -DOPTION=-fsycl-use-bitcode
 // RUN: %clangxx -fsycl -fno-sycl-use-bitcode %s -### 2>&1 | FileCheck %s -DOPTION=-fno-sycl-use-bitcode
+// RUN: %clangxx -fsycl -fsycl-allow-device-dependencies %s -### 2>&1 | FileCheck %s -DOPTION=-fsycl-allow-device-dependencies
+// RUN: %clangxx -fsycl -fno-sycl-allow-device-dependencies %s -### 2>&1 | FileCheck %s -DOPTION=-fno-sycl-allow-device-dependencies
 // CHECK: option '[[OPTION]]' is deprecated and will be removed in a future release

clang/test/Driver/sycl-offload-old-model.cpp

@@ -174,16 +174,16 @@
 // RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_OPT_PASS %s
 // CHECK_SYCL_POST_LINK_OPT_PASS: sycl-post-link{{.*}}emit-only-kernels-as-entry-points
 // RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fno-sycl-remove-unused-external-funcs %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_OPT_NO_PASS %s
-// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_OPT_NO_PASS %s
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_OPT_NO_PASS %s
 // CHECK_SYCL_POST_LINK_OPT_NO_PASS-NOT: sycl-post-link{{.*}}emit-only-kernels-as-entry-points
 
 /// Check selective passing of -allow-device-image-dependencies to sycl-post-link tool
-// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_fpga -fsycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
-// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
-// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fno-sycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_NO_PASS %s
-// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_fpga -fsycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
-// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
-// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fno-sycl-allow-device-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_NO_PASS %s
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_fpga -fsycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
+// RUN: %clang -### -target x86_64-unknown-linux-gnu -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fno-sycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_NO_PASS %s
+// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_fpga -fsycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
+// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fsycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_PASS %s
+// RUN: %clang_cl -### -fsycl --no-offload-new-driver -fsycl-targets=spir64_gen -fno-sycl-allow-device-image-dependencies %s 2>&1 | FileCheck -check-prefix=CHECK_SYCL_POST_LINK_ADID_NO_PASS %s
 
 // CHECK_SYCL_POST_LINK_ADID_PASS: sycl-post-link{{.*}}allow-device-image-dependencies
 // CHECK_SYCL_POST_LINK_ADID_NO_PASS-NOT: sycl-post-link{{.*}}allow-device-image-dependencies