Displaying 3 results from an estimated 3 matches for "t2divid".
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t2divide
2009 Dec 01
2
[LLVMdev] thumb2 has divide instructions
OK, here's a patch that follows your suggestion. I'm not an authorized
developer, so I can't commit it myself. The test case is also attached again.
bagel
Jim Grosbach wrote:
> Ah, ok. I was comparing v7-A and v7-R only. The M3 is described in
> separate documentation (mostly since it lacks the ARM mode instructions,
> I suspect). In any case, as far as I can tell, not
2009 Dec 01
0
[LLVMdev] thumb2 has divide instructions
Hello
> OK, here's a patch that follows your suggestion. I'm not an authorized
> developer, so I can't commit it myself. The test case is also attached
> again.
"T2Divide" should be a subtarget feature bit. This way it can be
"automatically" assigned to the procesor.
The instruction selection patterns for t2{S,U}DIV should be also
guarded by this predicate.
Also, for cortex-m3 it will be nice to have separate V7M feature profile.
--
With best rega...
2009 Dec 02
2
[LLVMdev] thumb2 has divide instructions
Anton Korobeynikov wrote:
> Hello
> "T2Divide" should be a subtarget feature bit. This way it can be
> "automatically" assigned to the procesor.
I agree this is a better approach.
> The instruction selection patterns for t2{S,U}DIV should be also
> guarded by this predicate.
Is this necessary? Since the absence of...