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Add a comment to describe LLVMMatchType.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69313 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2009-04-16 21:46:42 +00:00
parent bde6fda729
commit c91e40a179
1 changed files with 6 additions and 0 deletions
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6
include/llvm/Intrinsics.td
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@ -73,6 +73,12 @@ class LLVMAnyPointerType<LLVMType elty>
LLVMType ElTy = elty;
}
// Match the type of another intrinsic parameter. Number is an index into the
// list of overloaded types for the intrinsic, excluding all the fixed types.
// The Number value must refer to a previously listed type. For example:
// Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_anyfloat_ty, LLVMMatchType<0>]>
// has two overloaded types, the 2nd and 3rd arguments. LLVMMatchType<0>
// refers to the first overloaded type, which is the 2nd argument.
class LLVMMatchType<int num>
: LLVMType<OtherVT>{
int Number = num;