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2015 Nov 23
3
Qs about TwoOperandAliasConstraint and TIED_TO
in llvm-3.6.2.src
1. when I put this around one of my instruction definitions in my target "InstrInfo.td" file,
let TwoOperandAliasConstraint = "$dst = $rs1" in {
}
I do not see any TIED_TO in the generated GenInstrInfo.inc file for the OperandInfo used by the instruction,
the question is what am I doing wrong ?
2. I've noticed that TwoOperandAliasConstraint