Displaying 2 results from an estimated 2 matches for "f3_12np".
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f3_12
2010 Jan 01
2
[LLVMdev] Assembly Printer
...something?
The second question is about pattern matching of instructions.
I found that some of the target instructions do not have corresponding
patterns to match.
For example, in SparcInstrInfo.td, "udiv" and "sdiv" don't seem to have any
patterns specified.
defm UDIV : F3_12np<"udiv", 0b001110>;
defm SDIV : F3_12np<"sdiv", 0b001111>;
Is this because these instructions are handled differently from other
instructions in SparcISelDAGToDAG.cpp?
In function SparcDAGToDAGISel::Select(SDValue Op), instruction selection for
"sdiv" and &...
2010 Jan 03
0
[LLVMdev] Assembly Printer
...question is about pattern matching of instructions.
> I found that some of the target instructions do not have corresponding patterns to match.
> For example, in SparcInstrInfo.td, "udiv" and "sdiv" don't seem to have any patterns specified.
>
> defm UDIV : F3_12np<"udiv", 0b001110>;
> defm SDIV : F3_12np<"sdiv", 0b001111>;
>
> Is this because these instructions are handled differently from other instructions in SparcISelDAGToDAG.cpp?
> In function SparcDAGToDAGISel::Select(SDValue Op), instruction selection for &q...