[PATCH] D123234: [X86] `lowerBuildVectorAsBroadcast()`: with AVX2, allow i64->XMM broadcasts from constant pool

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 6 09:47:17 PDT 2022


RKSimon added a comment.

please can generate the diff with context?



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Comment at: llvm/test/CodeGen/X86/combine-movmsk.ll:239
 ; SSE42-NEXT:    xorl $3, %eax
 ; SSE42-NEXT:    retq
   %1 = and <2 x i64> %a0, <i64 -9223372036854775808, i64 -9223372036854775808>
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looks like you need to tweak the check prefixes


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https://reviews.llvm.org/D123234



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