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Add operators for vabdl and vabal so they can be implemented without builtins.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121287 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-12-08 21:39:04 +00:00
parent b1e9df3b72
commit b4504308ce
2 changed files with 32 additions and 1 deletions
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27
utils/TableGen/NeonEmitter.cpp
View File

@ -747,9 +747,36 @@ static std::string GenOpString(OpKind op, const std::string &proto,
s += ");";
break;
}
case OpAbdl: {
std::string abd = MangleName("vabd", typestr, ClassS) + "(__a, __b)";
if (typestr[0] != 'U') {
// vabd results are always unsigned and must be zero-extended.
std::string utype = "U" + typestr.str();
s += "(" + TypeString(proto[0], typestr) + ")";
abd = "(" + TypeString('d', utype) + ")" + abd;
s += Extend(utype, abd) + ";";
} else {
s += Extend(typestr, abd) + ";";
}
break;
}
case OpAba:
s += "__a + " + MangleName("vabd", typestr, ClassS) + "(__b, __c);";
break;
case OpAbal: {
s += "__a + ";
std::string abd = MangleName("vabd", typestr, ClassS) + "(__b, __c)";
if (typestr[0] != 'U') {
// vabd results are always unsigned and must be zero-extended.
std::string utype = "U" + typestr.str();
s += "(" + TypeString(proto[0], typestr) + ")";
abd = "(" + TypeString('d', utype) + ")" + abd;
s += Extend(utype, abd) + ";";
} else {
s += Extend(typestr, abd) + ";";
}
break;
}
default:
throw "unknown OpKind!";
break;

6
utils/TableGen/NeonEmitter.h
View File

@ -70,7 +70,9 @@ enum OpKind {
OpRev32,
OpRev64,
OpReinterpret,
OpAba
OpAbdl,
OpAba,
OpAbal
};
enum ClassKind {
@ -138,7 +140,9 @@ namespace llvm {
OpMap["OP_REV32"] = OpRev32;
OpMap["OP_REV64"] = OpRev64;
OpMap["OP_REINT"] = OpReinterpret;
OpMap["OP_ABDL"] = OpAbdl;
OpMap["OP_ABA"] = OpAba;
OpMap["OP_ABAL"] = OpAbal;
Record *SI = R.getClass("SInst");
Record *II = R.getClass("IInst");