search for: arithlogici

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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
2014 Nov 27
2
[LLVMdev] How to make correct pattern for instruction?
Hi Johnny, Thank you for your help. I guess the pseudo instruction does not interfere in the generated assembly code. I'll check the file that describes the registers and I hope understand why the assembly code is printed wrong (now is printed things like add r1, r0, -40). Cheers, Carlos Carlos Almeida Jr On Thu, Nov 27, 2014 at 7:56 AM, Johnny Val <johnnydval at gmail.com> wrote: