[LLVMdev] Bogus X86-64 Patterns
evan.cheng at apple.com
Fri Dec 14 10:12:16 PST 2007
On Dec 12, 2007, at 7:42 PM, David A. Greene wrote:
> On Wednesday 12 December 2007 06:16:25 pm Evan Cheng wrote:
>> Hold on, changing to movq will break it on Mac OS X. I'll need to
>> find a proper solution.
> The proper solution is to fix the assembler, but in the meantime,
> the mr and rm variants at least should be changed to movq. They
> are broken on MacOS X right now anyway. From what you've said,
> one can't do a 32-bit memory mov to/from an xmm on MacOS X.
> You still won't be able to do a 32-bit memory operation but at least
> systems that use the latest binutils will work properly.
I should get an answer today. The right workaround now is to disable
this for Darwin.
> LLVM Developers mailing list
> LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu
More information about the llvm-dev