[L0] Add support for multi-device kernel compilation

sycl changes for oneapi-src/unified-runtime#1135

Enables multi device kernel compilation for level zero

Signed-off-by: Spruit, Neil R <neil.r.spruit@intel.com>

sycl/plugins/unified_runtime/CMakeLists.txt

@@ -56,14 +56,8 @@ endif()
 if(SYCL_PI_UR_USE_FETCH_CONTENT)
   include(FetchContent)
 
-  set(UNIFIED_RUNTIME_REPO "https://github.com/oneapi-src/unified-runtime.git")
-  # commit 43c2ad2363f735fd83282bb8da9d4996424dd3cf
-  # Merge: 5d58871c eba3905b
-  # Author: Kenneth Benzie (Benie) <k.benzie@codeplay.com>
-  # Date:   Fri Jan 19 15:52:55 2024 +0000
-  #     Merge pull request #1260 from kbenzie/benie/dont-include-windows.h-in-ur_info.hpp
-  #         [Common] Don't include Windows.h in ur_util.hpp
-  set(UNIFIED_RUNTIME_TAG 43c2ad2363f735fd83282bb8da9d4996424dd3cf)
+  set(UNIFIED_RUNTIME_REPO "https://github.com/nrspruit/unified-runtime.git")
+  set(UNIFIED_RUNTIME_TAG 1b2cd5b34dda3055c5274b2eb381adef12fd95c8)
 
   if(SYCL_PI_UR_OVERRIDE_FETCH_CONTENT_REPO)
     set(UNIFIED_RUNTIME_REPO "${SYCL_PI_UR_OVERRIDE_FETCH_CONTENT_REPO}")

sycl/plugins/unified_runtime/pi2ur.hpp

@@ -1875,11 +1875,6 @@ inline pi_result piProgramCreateWithBinary(
   PI_ASSERT(Binaries && Lengths, PI_ERROR_INVALID_VALUE);
   PI_ASSERT(Program, PI_ERROR_INVALID_PROGRAM);
 
-  // For now we support only one device.
-  if (NumDevices != 1) {
-    die("piProgramCreateWithBinary: level_zero supports only one device.");
-    return PI_ERROR_INVALID_VALUE;
-  }
   if (!Binaries[0] || !Lengths[0]) {
     if (BinaryStatus)
       *BinaryStatus = PI_ERROR_INVALID_VALUE;
@@ -1981,11 +1976,6 @@ piProgramLink(pi_context Context, pi_uint32 NumDevices,
               pi_uint32 NumInputPrograms, const pi_program *InputPrograms,
               void (*PFnNotify)(pi_program Program, void *UserData),
               void *UserData, pi_program *RetProgram) {
-  // We only support one device with Level Zero currently.
-  if (NumDevices != 1) {
-    die("piProgramLink: level_zero supports only one device.");
-    return PI_ERROR_INVALID_VALUE;
-  }
 
   // Validate input parameters.
   PI_ASSERT(DeviceList, PI_ERROR_INVALID_DEVICE);
@@ -2060,14 +2050,6 @@ piProgramBuild(pi_program Program, pi_uint32 NumDevices,
     return PI_ERROR_INVALID_VALUE;
   }
 
-  // We only support build to one device with Level Zero now.
-  // TODO: we should eventually build to the possibly multiple root
-  // devices in the context.
-  if (NumDevices != 1) {
-    die("piProgramBuild: level_zero supports only one device.");
-    return PI_ERROR_INVALID_VALUE;
-  }
-
   // These aren't supported.
   PI_ASSERT(!PFnNotify && !UserData, PI_ERROR_INVALID_VALUE);