Revert "Revert "Bump adapters branch""

CMakeLists.txt

@@ -4,7 +4,7 @@
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 cmake_minimum_required(VERSION 3.14.0 FATAL_ERROR)
-project(unified-runtime VERSION 0.7.0)
+project(unified-runtime VERSION 0.8.0)
 
 include(GNUInstallDirs)
 include(CheckCXXSourceCompiles)

cmake/helpers.cmake

@@ -78,7 +78,7 @@ function(add_ur_target_compile_options name)
         endif()
     elseif(MSVC)
         target_compile_options(${name} PRIVATE
-            /MP
+            $<$<CXX_COMPILER_ID:MSVC>:/MP>  # clang-cl.exe does not support /MP
             /W3
             /MD$<$<CONFIG:Debug>:d>
             /GS

include/ur.py

@@ -6,7 +6,7 @@
  SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
  @file ur.py
- @version v0.7-r0
+ @version v0.8-r0
 
  """
 import platform
@@ -570,7 +570,8 @@ def __str__(self):
 class ur_api_version_v(IntEnum):
     _0_6 = UR_MAKE_VERSION( 0, 6 )                  ## version 0.6
     _0_7 = UR_MAKE_VERSION( 0, 7 )                  ## version 0.7
-    CURRENT = UR_MAKE_VERSION( 0, 7 )               ## latest known version
+    _0_8 = UR_MAKE_VERSION( 0, 8 )                  ## version 0.8
+    CURRENT = UR_MAKE_VERSION( 0, 8 )               ## latest known version
 
 class ur_api_version_t(c_int):
     def __str__(self):

include/ur_api.h

@@ -7,7 +7,7 @@
  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  *
  * @file ur_api.h
- * @version v0.7-r0
+ * @version v0.8-r0
  *
  */
 #ifndef UR_API_H_INCLUDED
@@ -1022,7 +1022,8 @@ urPlatformGetInfo(
 typedef enum ur_api_version_t {
     UR_API_VERSION_0_6 = UR_MAKE_VERSION(0, 6),     ///< version 0.6
     UR_API_VERSION_0_7 = UR_MAKE_VERSION(0, 7),     ///< version 0.7
-    UR_API_VERSION_CURRENT = UR_MAKE_VERSION(0, 7), ///< latest known version
+    UR_API_VERSION_0_8 = UR_MAKE_VERSION(0, 8),     ///< version 0.8
+    UR_API_VERSION_CURRENT = UR_MAKE_VERSION(0, 8), ///< latest known version
     /// @cond
     UR_API_VERSION_FORCE_UINT32 = 0x7fffffff
     /// @endcond

include/ur_ddi.h

@@ -7,7 +7,7 @@
  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  *
  * @file ur_ddi.h
- * @version v0.7-r0
+ * @version v0.8-r0
  *
  */
 #ifndef UR_DDI_H_INCLUDED

scripts/Doxyfile

@@ -38,7 +38,7 @@ PROJECT_NAME           = "Intel One API Unified Runtime API"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = v0.7
+PROJECT_NUMBER         = v0.8
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

scripts/core/INTRO.rst

@@ -296,6 +296,15 @@ Specific environment variables can be set to control the behavior of unified run
 
     This environment variable is ignored when :envvar:`UR_ADAPTERS_FORCE_LOAD` environment variable is used.
 
+.. envvar:: UR_ADAPTERS_DEEP_BIND
+
+   If set, the loader will use `RTLD_DEEPBIND` when opening adapter libraries. This might be useful if an adapter
+   requires a different version of a shared library compared to the rest of the applcation.
+
+   .. note::
+
+    This environment variable is Linux-only.
+
 .. envvar:: UR_ENABLE_LAYERS
 
     Holds a comma-separated list of layers to enable in addition to any specified via ``urInit``.

scripts/core/platform.yml

@@ -133,6 +133,9 @@ etors:
     - name: "0_7"
       value: "$X_MAKE_VERSION( 0, 7 )"
       desc: "version 0.7"
+    - name: "0_8"
+      value: "$X_MAKE_VERSION( 0, 8 )"
+      desc: "version 0.8"
 --- #--------------------------------------------------------------------------
 type: function
 desc: "Returns the API version supported by the specified platform"

scripts/parse_specs.py

@@ -18,8 +18,8 @@
 import ctypes
 import itertools
 
-default_version = "0.7"
-all_versions = ["0.6", "0.7"]
+default_version = "0.8"
+all_versions = ["0.6", "0.7", "0.8"]
 
 """
     preprocess object

scripts/templates/params.hpp.mako

@@ -36,6 +36,8 @@ from templates import helper as th
         ${x}_params::serializePtr(os, ${caller.body()});
     %elif th.type_traits.is_handle(itype):
         ${x}_params::serializePtr(os, ${caller.body()});
+    %elif iname and iname.startswith("pfn"):
+        os << reinterpret_cast<void*>(${caller.body()});
     %else:
         os << ${caller.body()};
     %endif
@@ -104,7 +106,7 @@ template <> struct is_handle<${th.make_type_name(n, tags, obj)}> : std::true_typ
 %endfor
 template <typename T>
 inline constexpr bool is_handle_v = is_handle<T>::value;
-template <typename T> inline void serializePtr(std::ostream &os, T *ptr);
+template <typename T> inline void serializePtr(std::ostream &os, const T *ptr);
 template <typename T> inline void serializeFlag(std::ostream &os, uint32_t flag);
 template <typename T> inline void serializeTagged(std::ostream &os, const void *ptr, T value, size_t size);
 
@@ -192,7 +194,11 @@ template <typename T> inline void serializeTagged(std::ostream &os, const void *
                 case ${ename}: {
                     %if th.value_traits.is_array(vtype):
                     <% atype = th.value_traits.get_array_name(vtype) %>
+                    %if 'void' in atype:
+                    const ${atype} const *tptr = (const ${atype} const*)ptr;
+                    %else:
                     const ${atype} *tptr = (const ${atype} *)ptr;
+                    %endif
                         %if "char" in atype: ## print char* arrays as simple NULL-terminated strings
                             serializePtr(os, tptr);
                         %else:
@@ -209,12 +215,16 @@ template <typename T> inline void serializeTagged(std::ostream &os, const void *
                             os << "}";
                         %endif
                     %else:
+                    %if 'void' in vtype:
+                    const ${vtype} const *tptr = (const ${vtype} const *)ptr;
+                    %else:
                     const ${vtype} *tptr = (const ${vtype} *)ptr;
+                    %endif
                     if (sizeof(${vtype}) > size) {
                         os << "invalid size (is: " << size << ", expected: >=" << sizeof(${vtype}) << ")";
                         return;
                     }
-                    os << (void *)(tptr) << " (";
+                    os << (const void *)(tptr) << " (";
                     <%call expr="member(tptr, vtype, False)">
                         *tptr
                     </%call>
@@ -237,7 +247,7 @@ template <typename T> inline void serializeTagged(std::ostream &os, const void *
         }
 
         ## structure type enum value must be first
-        enum ${th.make_enum_name(n, tags, obj)} *value = (enum ${th.make_enum_name(n, tags, obj)} *)ptr;
+        const enum ${th.make_enum_name(n, tags, obj)} *value = (const enum ${th.make_enum_name(n, tags, obj)} *)ptr;
         switch (*value) {
             %for n, item in enumerate(obj['etors']):
                 <%
@@ -362,21 +372,21 @@ inline std::ostream &operator<<(std::ostream &os, const struct ${th.make_pfncb_p
 
 namespace ${x}_params {
 
-template <typename T> inline void serializePtr(std::ostream &os, T *ptr) {
+template <typename T> inline void serializePtr(std::ostream &os, const T *ptr) {
     if (ptr == nullptr) {
         os << "nullptr";
     } else if constexpr (std::is_pointer_v<T>) {
-        os << (void *)(ptr) << " (";
+        os << (const void *)(ptr) << " (";
         serializePtr(os, *ptr);
         os << ")";
     } else if constexpr (std::is_void_v<T> || is_handle_v<T *>) {
-        os << (void *)ptr;
+        os << (const void *)ptr;
     } else if constexpr (std::is_same_v<std::remove_cv_t< T >, char>) {
-        os << (void *)(ptr) << " (";
+        os << (const void *)(ptr) << " (";
         os << ptr;
         os << ")";
     } else {
-        os << (void *)(ptr) << " (";
+        os << (const void *)(ptr) << " (";
         os << *ptr;
         os << ")";
     }

source/common/CMakeLists.txt

@@ -3,28 +3,25 @@
 # See LICENSE.TXT
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
-add_library(ur_common INTERFACE)
+add_subdirectory(unified_malloc_framework)
+add_subdirectory(umf_pools)
+
+add_ur_library(ur_common STATIC
+    umf_helpers.hpp
+    ur_pool_manager.hpp
+    $<$<PLATFORM_ID:Windows>:windows/ur_lib_loader.cpp>
+    $<$<PLATFORM_ID:Linux,Darwin>:linux/ur_lib_loader.cpp>
+)
 add_library(${PROJECT_NAME}::common ALIAS ur_common)
 
-target_include_directories(ur_common INTERFACE
+target_include_directories(ur_common PUBLIC
     ${CMAKE_CURRENT_SOURCE_DIR}
     ${CMAKE_SOURCE_DIR}/include
 )
 
-add_subdirectory(unified_malloc_framework)
-add_subdirectory(umf_pools)
-target_link_libraries(ur_common INTERFACE unified_malloc_framework disjoint_pool ${CMAKE_DL_LIBS} ${PROJECT_NAME}::headers)
-
-if(WIN32)
-    target_sources(ur_common
-        INTERFACE
-            ${CMAKE_CURRENT_SOURCE_DIR}/windows/ur_lib_loader.cpp
-            umf_helpers.hpp ur_pool_manager.hpp
-    )
-else()
-    target_sources(ur_common
-        INTERFACE
-            ${CMAKE_CURRENT_SOURCE_DIR}/linux/ur_lib_loader.cpp
-            umf_helpers.hpp ur_pool_manager.hpp
-    )
-endif()
+target_link_libraries(ur_common PUBLIC
+    unified_malloc_framework
+    disjoint_pool
+    ${CMAKE_DL_LIBS}
+    ${PROJECT_NAME}::headers
+)

source/common/linux/ur_lib_loader.cpp

@@ -12,12 +12,7 @@
 #include "logger/ur_logger.hpp"
 #include "ur_lib_loader.hpp"
 
-#if defined(SANITIZER_ANY) || defined(__APPLE__)
-#define LOAD_DRIVER_LIBRARY(NAME) dlopen(NAME, RTLD_LAZY | RTLD_LOCAL)
-#else
-#define LOAD_DRIVER_LIBRARY(NAME)                                              \
-    dlopen(NAME, RTLD_LAZY | RTLD_LOCAL | RTLD_DEEPBIND)
-#endif
+#define DEEP_BIND_ENV "UR_ADAPTERS_DEEP_BIND"
 
 namespace ur_loader {
 
@@ -34,8 +29,21 @@ void LibLoader::freeAdapterLibrary(HMODULE handle) {
 
 std::unique_ptr<HMODULE, LibLoader::lib_dtor>
 LibLoader::loadAdapterLibrary(const char *name) {
-    return std::unique_ptr<HMODULE, LibLoader::lib_dtor>(
-        LOAD_DRIVER_LIBRARY(name));
+    int mode = RTLD_LAZY | RTLD_LOCAL;
+#if !defined(__APPLE__)
+    bool deepbind = getenv_tobool(DEEP_BIND_ENV);
+    if (deepbind) {
+#if defined(SANITIZER_ANY)
+        logger::warning(
+            "Enabling RTLD_DEEPBIND while running under a sanitizer is likely "
+            "to cause issues. Consider disabling {} environment variable.",
+            DEEP_BIND_ENV);
+#endif
+        mode |= RTLD_DEEPBIND;
+    }
+#endif
+
+    return std::unique_ptr<HMODULE, LibLoader::lib_dtor>(dlopen(name, mode));
 }
 
 void *LibLoader::getFunctionPtr(HMODULE handle, const char *func_name) {