introduce PVCXT_A0 platform

PVCXT_A0 is almost PVCXT, but some functionality is missing

Author: aparshin-intel

IGC/VectorCompiler/cmake/supported_platforms_list.cmake

@@ -14,6 +14,7 @@ set(SUPPORTED_VC_PLATFORMS
     "ADLS"
     "DG2"
     "PVC"
+    "PVCXT_A0"
     "PVCXT"
     )
 

IGC/VectorCompiler/lib/GenXCodeGen/GenX.td

@@ -249,12 +249,23 @@ def : Proc<"PVC",             [FeatureLongLong, FeatureGRFByteSize64,
                                FeatureInstr64BitRotate,
                                FeatureBfMixedModeWidth16,
                                FeatureHasLSC]>;
+def : Proc<"PVCXT_A0",        [FeatureLongLong, FeatureGRFByteSize64,
+                               FeatureLSCMaxWidth32,
+                               FeaturePartialI64Emulation,
+                               FeatureSwitchjmp,
+                               FeatureFP64,
+                               FeatureHasPackedFloat,
+                               FeatureThreadPayloadInMemory,
+                               FeatureInstr64BitRotate,
+                               FeatureBfMixedModeWidth16,
+                               FeatureHasLSC]>;
 def : Proc<"PVCXT",           [FeatureLongLong, FeatureGRFByteSize64,
                                FeatureLSCMaxWidth32,
                                FeaturePartialI64Emulation,
                                FeatureSwitchjmp,
                                FeatureInstrAdd64,
                                FeatureFP64,
+                               FeatureHasPackedFloat,
                                FeatureThreadPayloadInMemory,
                                FeatureInstr64BitRotate,
                                FeatureBfMixedModeWidth16,

IGC/VectorCompiler/lib/GenXCodeGen/GenXSubtarget.cpp

@@ -68,6 +68,7 @@ void GenXSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
     .Cases("XEHP", "XEHP_SDV", XE_HP_SDV)
     .Case("DG2", XE_DG2)
     .Case("PVC", XE_PVC)
+    .Case("PVCXT_A0", XE_PVCXT_A0)
     .Case("PVCXT", XE_PVCXT)
     .Default(UNDEFINED_ARCH);
 

IGC/VectorCompiler/lib/GenXCodeGen/GenXSubtarget.h

@@ -67,6 +67,7 @@ class GenXSubtarget final : public GenXGenSubtargetInfo {
     XE_HP_SDV,
     XE_DG2,
     XE_PVC,
+    XE_PVCXT_A0,
     XE_PVCXT,
   };
 
@@ -271,11 +272,13 @@ class GenXSubtarget final : public GenXGenSubtargetInfo {
   /// * isDG2 - true if target is DG2
   bool isDG2() const { return GenXVariant == XE_DG2; }
   /// * isPVC - true if target is PVC
-  bool isPVC() const { return isPVCXL() || isPVCXT(); }
+  bool isPVC() const { return isPVCXL() || isPVCXT_A0() || isPVCXT(); }
 
   /// * isPVCXT - true if target is PVCXT
   bool isPVCXT() const { return GenXVariant == XE_PVCXT; }
 
+  /// * isPVCXT_A0 - true if target is PVCXT_A0
+  bool isPVCXT_A0() const { return GenXVariant == XE_PVCXT_A0; }
 
   /// * isPVCXL - true if target is PVCXL
   bool isPVCXL() const { return GenXVariant == XE_PVC; }
@@ -428,6 +431,7 @@ class GenXSubtarget final : public GenXGenSubtargetInfo {
       return TARGET_PLATFORM::Xe_DG2;
     case XE_PVC:
       return TARGET_PLATFORM::Xe_PVC;
+    case XE_PVCXT_A0:
     case XE_PVCXT:
       return TARGET_PLATFORM::Xe_PVCXT;
     case GENX_KBL:

IGC/common/VCPlatformSelector.hpp

@@ -60,7 +60,10 @@ inline const char *getPlatformStr(PLATFORM Platform, unsigned &RevId) {
       RevId &= cmc::ComputeTileMaskPVC;
       if (RevId < REVISION_B)
         return "PVC";
-      return "PVCXT";
+      else if (RevId < REVISION_D)
+        return "PVCXT_A0"; // PVC XT A0 RevID==0x3==REVISION_B
+      else
+        return "PVCXT";
     }
   default:
     break;