search for: md_on_instruct

...ad <2 x double>* %r6, align 16, !{ !"nontemporal" } > %r8 = load <2 x double>* %r6, align 16, !{ !nontemporal } > > I give up! What is the syntax for attaching metadata to instructions? The > documentation is very unclear. Some examples are in llvm/test/Feature/md_on_instruction.ll Or you could just compile a file with -g. -Chris

On Thursday 11 February 2010 14:56:16 Chris Lattner wrote: > > I give up! What is the syntax for attaching metadata to instructions? > > The documentation is very unclear. > > Some examples are in llvm/test/Feature/md_on_instruction.ll > > Or you could just compile a file with -g. But neither of these explains what the grammar is. It looks like gibberish to me... -Dave

...r6, align 16, !{ !"nontemporal" } >> %r8 = load <2 x double>* %r6, align 16, !{ !nontemporal } >> >> I give up!  What is the syntax for attaching metadata to instructions?  The >> documentation is very unclear. > > Some examples are in llvm/test/Feature/md_on_instruction.ll > > Or you could just compile a file with -g. And then fix the documentation! :)

On Thursday 11 February 2010 14:05:21 David Greene wrote: > Either ParseLoad and probably other instructions need to look for metadata > explicitly or ParseOptionalCommaAlign needs to know about general metadata. > > My inkling is to fix ParseOptionalCommaAlign. Sound reasonable? Well, that's a rat's nest. I backed up and thought maybe I have the metadata syntax wrong. So

On Thursday 11 February 2010 13:31:58 David Greene wrote: > > Putting a bit (or multiple bits) in MachineMemOperand for this > > would also make sense. > > Is there any chance a MachineMemOperand will be shared by multiple > instructions? So I tried to do this: %r8 = load <2 x double>* %r6, align 16, !"nontemporal" and the assembler doesn't like it.

..., 2010, at 16:42, David Greene wrote: > On Thursday 11 February 2010 14:56:16 Chris Lattner wrote: > >>> I give up! What is the syntax for attaching metadata to instructions? >>> The documentation is very unclear. >> >> Some examples are in llvm/test/Feature/md_on_instruction.ll >> >> Or you could just compile a file with -g. > > But neither of these explains what the grammar is. It looks like gibberish to > me... > > -Dave > > _______________________________________________ > LLVM De...