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src/hotspot/share/runtime/stackValue.cpp

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rev 52233 : Add scalable shapes for Arm Scalable Vector Extension.
Summary: Add scalable vector shapes to support Arm SVE better.
Reviewed-by: duke
@@ -40,91 +40,103 @@
     // Vectors
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ByteScalableVector):
       is_mask = false;
       return T_BYTE;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ShortScalableVector):
       is_mask = false;
       return T_SHORT;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_IntScalableVector):
       is_mask = false;
       return T_INT;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_LongScalableVector):
       is_mask = false;
       return T_LONG;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_FloatScalableVector):
       is_mask = false;
       return T_FLOAT;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double64Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double128Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double256Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double512Vector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_DoubleScalableVector):
       is_mask = false;
       return T_DOUBLE;
 
     // Masks
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte64Vector_Byte64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte128Vector_Byte128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte256Vector_Byte256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Byte512Vector_Byte512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ByteScalableVector_ByteScalableMask):
       is_mask = true;
       return T_BYTE;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short64Vector_Short64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short128Vector_Short128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short256Vector_Short256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Short512Vector_Short512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ShortScalableVector_ShortScalableMask):
       is_mask = true;
       return T_SHORT;
 
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int64Vector_Int64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int128Vector_Int128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int256Vector_Int256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Int512Vector_Int512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_IntScalableVector_IntScalableMask):
       is_mask = true;
       return T_INT;
 
     // LongMask
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long64Vector_Long64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long128Vector_Long128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long256Vector_Long256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Long512Vector_Long512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_LongScalableVector_LongScalableMask):
       is_mask = true;
       return T_LONG;
 
     // FloatMask
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float64Vector_Float64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float128Vector_Float128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float256Vector_Float256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float512Vector_Float512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_FloatScalableVector_FloatScalableMask):
       is_mask = true;
       return T_INT;
 
     // DoubleMask
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double64Vector_Double64Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double128Vector_Double128Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double256Vector_Double256Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double512Vector_Double512Mask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_DoubleScalableVector_DoubleScalableMask):
       is_mask = true;
       return T_LONG;
 
     default:
       fatal("unknown klass: %s", ik->name()->as_utf8());

@@ -188,10 +200,24 @@
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Float512Vector_Float512Mask):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double512Vector):
     case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_Double512Vector_Double512Mask):
       return (512 / 8);
 
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ByteScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ByteScalableVector_ByteScalableMask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ShortScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_ShortScalableVector_ShortScalableMask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_IntScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_IntScalableVector_IntScalableMask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_LongScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_LongScalableVector_LongScalableMask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_FloatScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_FloatScalableVector_FloatScalableMask):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_DoubleScalableVector):
+    case vmSymbols::VM_SYMBOL_ENUM_NAME(jdk_incubator_vector_DoubleScalableVector_DoubleScalableMask):
+      return Matcher::max_vector_size(T_BYTE);
+
     default:
       fatal("unknown klass: %s", ik->name()->as_utf8());
       return -1;
   }
 }



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