[SYCL] Enable SPV_INTEL_runtime_aligned for FPGA only (#5299)

Signed-off-by: Dmitry Sidorov <[email protected]>

Author: MrSidims

clang/lib/Driver/ToolChains/Clang.cpp

@@ -9044,17 +9044,12 @@ void SPIRVTranslator::ConstructJob(Compilation &C, const JobAction &JA,
         ",+SPV_INTEL_long_constant_composite"
         ",+SPV_INTEL_fpga_invocation_pipelining_attributes"
         ",+SPV_INTEL_fpga_dsp_control"
-        ",+SPV_INTEL_arithmetic_fence"
-        ",+SPV_INTEL_runtime_aligned";
+        ",+SPV_INTEL_arithmetic_fence";
     ExtArg = ExtArg + DefaultExtArg + INTELExtArg;
     if (!C.getDriver().isFPGAEmulationMode())
-      // Enable SPV_INTEL_usm_storage_classes only for FPGA hardware,
-      // since it adds new storage classes that represent global_device and
-      // global_host address spaces, which are not supported for all
-      // targets. With the extension disabled the storage classes will be
-      // lowered to CrossWorkgroup storage class that is mapped to just
-      // global address space.
-      ExtArg += ",+SPV_INTEL_usm_storage_classes";
+      // Enable several extensions on FPGA H/W exclusively
+      ExtArg += ",+SPV_INTEL_usm_storage_classes"
+                ",+SPV_INTEL_runtime_aligned";
     else
       // Don't enable several freshly added extensions on FPGA H/W
       ExtArg += ",+SPV_INTEL_token_type"

clang/test/Driver/sycl-spirv-ext.c

@@ -50,7 +50,6 @@
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_fpga_invocation_pipelining_attributes
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_fpga_dsp_control
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_arithmetic_fence
-// CHECK-DEFAULT-SAME:,+SPV_INTEL_runtime_aligned
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_token_type
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_bfloat16_conversion
 // CHECK-DEFAULT-SAME:,+SPV_INTEL_joint_matrix
@@ -80,5 +79,5 @@
 // CHECK-FPGA-HW-SAME:,+SPV_INTEL_fpga_invocation_pipelining_attributes
 // CHECK-FPGA-HW-SAME:,+SPV_INTEL_fpga_dsp_control
 // CHECK-FPGA-HW-SAME:,+SPV_INTEL_arithmetic_fence
-// CHECK-FPGA-HW-SAME:,+SPV_INTEL_runtime_aligned
-// CHECK-FPGA-HW-SAME:,+SPV_INTEL_usm_storage_classes"
+// CHECK-FPGA-HW-SAME:,+SPV_INTEL_usm_storage_classes
+// CHECK-FPGA-HW-SAME:,+SPV_INTEL_runtime_aligned"