[SYCL][ABI-break] Remove fpga features from SYCL RT

llvm/include/llvm/SYCLLowerIR/DeviceConfigFile.td

@@ -33,7 +33,6 @@ def AspectExt_intel_gpu_slices : Aspect<"ext_intel_gpu_slices">;
 def AspectExt_intel_gpu_subslices_per_slice : Aspect<"ext_intel_gpu_subslices_per_slice">;
 def AspectExt_intel_gpu_eu_count_per_subslice : Aspect<"ext_intel_gpu_eu_count_per_subslice">;
 def AspectExt_intel_max_mem_bandwidth : Aspect<"ext_intel_max_mem_bandwidth">;
-def AspectExt_intel_mem_channel : Aspect<"ext_intel_mem_channel">;
 def AspectUsm_atomic_host_allocations : Aspect<"usm_atomic_host_allocations">;
 def AspectUsm_atomic_shared_allocations : Aspect<"usm_atomic_shared_allocations">;
 def AspectAtomic64 : Aspect<"atomic64">;
@@ -82,7 +81,6 @@ def AspectExt_oneapi_private_alloca : Aspect<"ext_oneapi_private_alloca">;
 def AspectExt_oneapi_queue_profiling_tag : Aspect<"ext_oneapi_queue_profiling_tag">;
 def AspectExt_oneapi_virtual_mem : Aspect<"ext_oneapi_virtual_mem">;
 def AspectExt_oneapi_cuda_cluster_group : Aspect<"ext_oneapi_cuda_cluster_group">;
-def AspectExt_intel_fpga_task_sequence : Aspect<"ext_intel_fpga_task_sequence">;
 def AspectExt_oneapi_atomic16 : Aspect<"ext_oneapi_atomic16">;
 def AspectExt_oneapi_virtual_functions : Aspect<"ext_oneapi_virtual_functions">;
 def AspectExt_intel_spill_memory_size : Aspect<"ext_intel_spill_memory_size">;
@@ -139,7 +137,7 @@ def : TargetInfo<"__TestAspectList",
     AspectUsm_shared_allocations, AspectUsm_system_allocations, AspectExt_intel_pci_address,
     AspectExt_intel_gpu_eu_count, AspectExt_intel_gpu_eu_simd_width, AspectExt_intel_gpu_slices,
     AspectExt_intel_gpu_subslices_per_slice, AspectExt_intel_gpu_eu_count_per_subslice,
-    AspectExt_intel_max_mem_bandwidth, AspectExt_intel_mem_channel, AspectUsm_atomic_host_allocations,
+    AspectExt_intel_max_mem_bandwidth, AspectUsm_atomic_host_allocations,
     AspectUsm_atomic_shared_allocations, AspectAtomic64, AspectExt_intel_device_info_uuid, AspectExt_oneapi_srgb,
     AspectExt_oneapi_native_assert, AspectHost_debuggable, AspectExt_intel_gpu_hw_threads_per_eu,
     AspectExt_oneapi_cuda_async_barrier, AspectExt_intel_free_memory,
@@ -163,7 +161,6 @@ def : TargetInfo<"__TestAspectList",
     AspectExt_oneapi_tangle, AspectExt_intel_matrix, AspectExt_oneapi_is_composite, AspectExt_oneapi_is_component,
     AspectExt_oneapi_graph, AspectExt_oneapi_limited_graph, AspectExt_oneapi_private_alloca, 
     AspectExt_oneapi_queue_profiling_tag, AspectExt_oneapi_virtual_mem, AspectExt_oneapi_cuda_cluster_group, 
-    AspectExt_intel_fpga_task_sequence,
     AspectExt_oneapi_atomic16,
     AspectExt_oneapi_virtual_functions,
     AspectExt_intel_spill_memory_size,
@@ -202,7 +199,6 @@ defvar IntelCpuAspects = [
 def : TargetInfo<"spir64", [], [], "", "", 1>;
 def : TargetInfo<"spir64_gen", [], [], "", "", 1>;
 def : TargetInfo<"spir64_x86_64", IntelCpuAspects, [4, 8, 16, 32, 64], "", "", 1>;
-def : TargetInfo<"spir64_fpga", [], [], "", "", 1>;
 def : TargetInfo<"x86_64", IntelCpuAspects, [4, 8, 16, 32, 64], "", "", 1>;
 def : TargetInfo<"intel_cpu_spr", IntelCpuAspects, [4, 8, 16, 32, 64], "", "", 1>;
 // Examples of how to use a combination of explicitly specified values + predefined lists

llvm/lib/SYCLLowerIR/CMakeLists.txt

@@ -39,7 +39,6 @@ add_llvm_component_library(LLVMSYCLLowerIR
   DeviceGlobals.cpp
   ESIMD/LowerESIMDVLoadVStore.cpp
   ESIMD/LowerESIMDSlmReservation.cpp
-  HostPipes.cpp
   LowerInvokeSimd.cpp
   LowerWGLocalMemory.cpp
   LowerWGScope.cpp

llvm/lib/SYCLLowerIR/CompileTimePropertiesPass.cpp

@@ -11,7 +11,6 @@
 #include "llvm/SYCLLowerIR/CompileTimePropertiesPass.h"
 #include "llvm/SYCLLowerIR/DeviceGlobals.h"
 #include "llvm/SYCLLowerIR/ESIMD/ESIMDUtils.h"
-#include "llvm/SYCLLowerIR/HostPipes.h"
 #include "llvm/SYCLLowerIR/TargetHelpers.h"
 
 #include "llvm/ADT/APInt.h"
@@ -602,12 +601,6 @@ PreservedAnalyses CompileTimePropertiesPass::run(Module &M,
                                               HostAccessDecorValue, VarName));
     }
 
-    if (isHostPipeVariable(GV)) {
-      auto VarName = getGlobalVariableUniqueId(GV);
-      MDOps.push_back(buildSpirvDecorMetadata(
-          Ctx, SpirvHostAccessDecor, SpirvHostAccessDefaultValue, VarName));
-    }
-
     // Add the generated metadata to the variable
     if (!MDOps.empty()) {
       GV.addMetadata(MDKindID, *MDNode::get(Ctx, MDOps));

llvm/lib/SYCLLowerIR/DeviceGlobals.cpp

@@ -72,19 +72,19 @@ bool hasDeviceImageScopeProperty(const GlobalVariable &GV) {
   return hasProperty(GV, SYCL_DEVICE_IMAGE_SCOPE_ATTR);
 }
 
-/// Returns the unique id for the device global or host pipe variable.
+/// Returns the unique id for the device global variable.
 ///
 /// The function gets this value from the LLVM IR attribute \c
 /// sycl-unique-id.
 ///
-/// @param GV [in] Device Global or Hostpipe variable.
+/// @param GV [in] Device Global variable.
 ///
-/// @returns the unique id of the device global or hostpipe variable
+/// @returns the unique id of the device global variable
 /// represented in the LLVM IR by \c GV.
 StringRef getGlobalVariableUniqueId(const GlobalVariable &GV) {
   assert(GV.hasAttribute(SYCL_UNIQUE_ID_ATTR) &&
          "a 'sycl-unique-id' string must be associated with every device "
-         "global or hostpipe variable");
+         "global variable");
   return GV.getAttribute(SYCL_UNIQUE_ID_ATTR).getValueAsString();
 }
 

llvm/lib/SYCLPostLink/ComputeModuleRuntimeInfo.cpp

@@ -14,7 +14,6 @@
 #include "llvm/IR/PassInstrumentation.h"
 #include "llvm/SYCLLowerIR/CompileTimePropertiesPass.h"
 #include "llvm/SYCLLowerIR/DeviceGlobals.h"
-#include "llvm/SYCLLowerIR/HostPipes.h"
 #include "llvm/SYCLLowerIR/LowerWGLocalMemory.h"
 #include "llvm/SYCLLowerIR/SYCLKernelParamOptInfo.h"
 #include "llvm/SYCLLowerIR/SYCLUtils.h"
@@ -388,10 +387,6 @@ PropSetRegTy computeModuleProperties(const Module &M,
       PropSet.add(PropSetRegTy::SYCL_DEVICE_GLOBALS, DevGlobalPropertyMap);
   }
 
-  auto HostPipePropertyMap = collectHostPipeProperties(M);
-  if (!HostPipePropertyMap.empty()) {
-    PropSet.add(PropSetRegTy::SYCL_HOST_PIPES, HostPipePropertyMap);
-  }
   bool IsSpecConstantDefault =
       M.getNamedMetadata(
           SpecConstantsPass::SPEC_CONST_DEFAULT_VAL_MODULE_MD_STRING) !=

llvm/tools/sycl-post-link/sycl-post-link.cpp

@@ -31,7 +31,6 @@
 #include "llvm/SYCLLowerIR/CompileTimePropertiesPass.h"
 #include "llvm/SYCLLowerIR/DeviceConfigFile.hpp"
 #include "llvm/SYCLLowerIR/ESIMD/ESIMDUtils.h"
-#include "llvm/SYCLLowerIR/HostPipes.h"
 #include "llvm/SYCLLowerIR/LowerInvokeSimd.h"
 #include "llvm/SYCLLowerIR/SYCLDeviceLibBF16.h"
 #include "llvm/SYCLLowerIR/SYCLJointMatrixTransform.h"