Ignore OpEntryPoint in pure ESIMD modules

Return false from HasEntryPoints() when the module type is ESIMD, so only
the SPMD part is treated as an entry-point module. Fixes the duplicate
entry-point error in mixed SPMD+ESIMD builds.

Author: michalpaszkowski

IGC/VISALinkerDriver/VLD_SPIRVSplitter.cpp

@@ -144,30 +144,20 @@ SpvSplitter::Parse(const char *spv_buffer, uint32_t spv_buffer_size_in_bytes) {
 }
 
 bool SpvSplitter::HasEntryPoints() const {
-  auto CurSPIRVType = GetCurrentSPIRVType();
-  if (entry_points_.size() == 0)
+  if (GetCurrentSPIRVType() == SPIRVTypeEnum::SPIRV_ESIMD)
     return false;
 
-  bool AllEntryPointsAreSPMD =
-      std::all_of(entry_points_.begin(), entry_points_.end(), [&](auto el) {
-        return esimd_decorated_ids_.find(el) == esimd_decorated_ids_.end();
-      });
-
-  bool AllEntryPointsAreESIMD =
-      std::all_of(entry_points_.begin(), entry_points_.end(), [&](auto el) {
-        return esimd_decorated_ids_.find(el) != esimd_decorated_ids_.end();
-      });
-
-  if (CurSPIRVType == SPIRVTypeEnum::SPIRV_ESIMD && AllEntryPointsAreSPMD) {
+  if (entry_points_.empty())
     return false;
-  }
 
-  if (CurSPIRVType == SPIRVTypeEnum::SPIRV_SPMD && AllEntryPointsAreESIMD) {
-    return false;
-  }
+  bool AllEntryPointsAreSPMD =
+      std::all_of(entry_points_.begin(), entry_points_.end(),
+                  [&](auto id) { return !esimd_decorated_ids_.count(id); });
+  bool AllEntryPointsAreESIMD = !AllEntryPointsAreSPMD;
 
-  // We currently do not support entry points in both parts.
-  IGC_ASSERT(AllEntryPointsAreESIMD || AllEntryPointsAreSPMD);
+  if (GetCurrentSPIRVType() == SPIRVTypeEnum::SPIRV_SPMD &&
+      AllEntryPointsAreESIMD)
+    return false;
 
   return true;
 }