Add a new overloaded EVT::vAny type for use in TableGen to allow intrinsic

arguments that are vectors of any size and element type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78631 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/ValueTypes.h

@@ -83,26 +83,31 @@ namespace llvm {
       MAX_ALLOWED_VALUETYPE = 64,
 
       // Metadata - This is MDNode or MDString.
-      Metadata       = 251,
+      Metadata       = 250,
 
       // iPTRAny - An int value the size of the pointer of the current
       // target to any address space. This must only be used internal to
       // tblgen. Other than for overloading, we treat iPTRAny the same as iPTR.
-      iPTRAny        =  252,
+      iPTRAny        = 251,
+
+      // vAny - A vector with any length and element size. This is used
+      // for intrinsics that have overloadings based on vector types.
+      // This is only for tblgen's consumption!
+      vAny           = 252,
 
       // fAny - Any floating-point or vector floating-point value. This is used
       // for intrinsics that have overloadings based on floating-point types.
       // This is only for tblgen's consumption!
-      fAny           =  253,
+      fAny           = 253,
 
       // iAny - An integer or vector integer value of any bit width. This is
       // used for intrinsics that have overloadings based on integer bit widths.
       // This is only for tblgen's consumption!
-      iAny           =  254,
+      iAny           = 254,
 
       // iPTR - An int value the size of the pointer of the current
       // target.  This should only be used internal to tblgen!
-      iPTR           =  255,
+      iPTR           = 255,
 
       // LastSimpleValueType - The greatest valid SimpleValueType value.
       LastSimpleValueType = 255
@@ -284,6 +289,11 @@ namespace llvm {
               V==v4i64) : isExtended256BitVector();
     }
 
+    /// isOverloaded - Return true if this is an overloaded type for TableGen.
+    bool isOverloaded() const {
+      return (V==iAny || V==fAny || V==vAny || V==iPTRAny);
+    }
+
     /// isByteSized - Return true if the bit size is a multiple of 8.
     bool isByteSized() const {
       return (getSizeInBits() & 7) == 0;
@@ -396,6 +406,7 @@ namespace llvm {
       case iPTRAny:
       case iAny:
       case fAny:
+      case vAny:
         assert(0 && "Value type is overloaded.");
       default:
         return getExtendedSizeInBits();

include/llvm/CodeGen/ValueTypes.td

@@ -56,11 +56,14 @@ def v8f32  : ValueType<256, 31>;   //  8 x f32 vector value
 def v2f64  : ValueType<128, 32>;   //  2 x f64 vector value
 def v4f64  : ValueType<256, 33>;   //  4 x f64 vector value
 
-def MetadataVT: ValueType<0, 251>; // Metadata
+def MetadataVT: ValueType<0, 250>; // Metadata
 
 // Pseudo valuetype mapped to the current pointer size to any address space.
 // Should only be used in TableGen.
-def iPTRAny   : ValueType<0, 252>;
+def iPTRAny   : ValueType<0, 251>;
+
+// Pseudo valuetype to represent "vector of any size"
+def vAny   : ValueType<0  , 252>;
 
 // Pseudo valuetype to represent "float of any format"
 def fAny   : ValueType<0  , 253>;

include/llvm/Intrinsics.h

@@ -63,7 +63,7 @@ namespace Intrinsic {
   /// declaration for an intrinsic, and return it.
   ///
   /// The Tys and numTys parameters are for intrinsics with overloaded types
-  /// (i.e., those using iAny or fAny). For a declaration for an overloaded
+  /// (e.g., those using iAny or fAny). For a declaration for an overloaded
   /// intrinsic, Tys should point to an array of numTys pointers to Type,
   /// and must provide exactly one type for each overloaded type in the
   /// intrinsic.

include/llvm/Intrinsics.td

@@ -94,6 +94,7 @@ class LLVMTruncatedElementVectorType<int num> : LLVMMatchType<num>;
 def llvm_void_ty       : LLVMType<isVoid>;
 def llvm_anyint_ty     : LLVMType<iAny>;
 def llvm_anyfloat_ty   : LLVMType<fAny>;
+def llvm_anyvector_ty  : LLVMType<vAny>;
 def llvm_i1_ty         : LLVMType<i1>;
 def llvm_i8_ty         : LLVMType<i8>;
 def llvm_i16_ty        : LLVMType<i16>;