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llvm-6502/lib/Target/PTX/PTXInstrFormats.td

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//===- PTXInstrFormats.td - PTX Instruction Formats ----------*- tblgen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// PTX Predicate operand, default to (0, 0) = (zero-reg, always).
// Leave PrintMethod empty; predicate printing is defined elsewhere.
def pred : PredicateOperand<OtherVT, (ops Preds, i32imm),
(ops (i1 zero_reg), (i32 0))>;
let Namespace = "PTX" in {
class InstPTX<dag oops, dag iops, string asmstr, list<dag> pattern>
: Instruction {
dag OutOperandList = oops;
dag InOperandList = !con(iops, (ins pred:$_p));
let AsmString = asmstr; // Predicate printing is defined elsewhere.
let Pattern = pattern;
let isPredicable = 1;
}
}