[PATCH] D30739: [OpenMP] "declare simd" for AArch64 Advanced SIMD.

Renato Golin via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Wed Mar 15 06:50:12 PDT 2017


rengolin added inline comments.


================
Comment at: lib/CodeGen/CGOpenMPRuntime.cpp:6821
+      ISADataTy ISAData[] = {
+          {'n', 64},  // double-word Advanced SIMD
+          {'n', 128}, // quad-word Advanced SIMD
----------------
fpetrogalli wrote:
> rengolin wrote:
> > No f32?
> Sorry, I am not sure to understand what you mean here by f32.
> 
> I am considering the double-word registers (64 bits wide) and quad-word registers (128 bits wide) that are used in AdvSIMD (NEON) for AArch64 [1].
> 
> [1] https://developer.arm.com/docs/dui0473/latest/neon-programming/neon-views-of-the-extension-register-bank
Sorry, I meant S0~Sn, but that's silly, as it's VFP. Ignore me.


https://reviews.llvm.org/D30739





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