[cfe-commits] NEON vector alignment
deeppatel1987 at gmail.com
Mon Apr 4 14:12:47 PDT 2011
On Mon, Apr 4, 2011 at 4:58 PM, Bob Wilson <bob.wilson at apple.com> wrote:
> On Mar 31, 2011, at 2:06 PM, Sandeep Patel wrote:
>> Clang aligns NEON vectors differently than llvm-gcc does.
>> llvm-gcc actually calls into ARMTargetMachine to get the layout, but
>> Clang provides it's own definitions.
>> llvm-gcc's definition appears to be correct, so this changes Clang to that.
> Thanks, Sandeep. While reviewing your patch, I noticed that further changes were needed for the APCS ABI, so I went ahead and made those changes as well. Committed as svn r128825.
Now that you made me look at the parts beyond v128 :-), I'm doubting
the AACPS values for i1,i8, and i16.
The layouts in ARMTargetMachine.cpp for ARM don't have these smaller
integer types listed at all. Should they be explicit?
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