[clang] [llvm] [AArch64] Add updated FEAT_SVE_B16B16 and begin replacement of 'b16b16' flag (PR #101480)

via cfe-commits cfe-commits at lists.llvm.org
Tue Aug 6 02:28:06 PDT 2024


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@@ -2172,7 +2172,7 @@ let SVETargetGuard = InvalidMode, SMETargetGuard = "sme2" in {
   def SVFCLAMP_X4 : SInst<"svclamp[_single_{d}_x4]",  "44dd",   "hfd",      MergeNone, "aarch64_sve_fclamp_single_x4",  [IsStreaming], []>;
 }
 
-let SVETargetGuard = InvalidMode, SMETargetGuard = "sme2,b16b16"in {
+let SVETargetGuard = InvalidMode, SMETargetGuard = "sme2,sve-b16b16"in {
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CarolineConcatto wrote:

It is missing the multi vector targeting Z. For some reason they are not under b16b16.
But they were added in this commit f7392f40f3f6d5d4f.
I can see them being changes in LLVM in this patch
// SME2 Z-targeting non-widening BFloat16 instructions
let Predicates = [HasSME2, HasSVEB16B16] in {

https://github.com/llvm/llvm-project/pull/101480


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