[PATCH] D38318: [X86][SSE] Match PSHUFLW/PSHUFHW + PSHUFD vXi16 shuffle patterns (PR34686)
Zvi Rackover via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Sep 27 09:47:58 PDT 2017
zvi added inline comments.
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Comment at: test/CodeGen/X86/vector-shuffle-128-v8.ll:1976
+; AVX2: # BB#0:
+; AVX2-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,1,1,0,4,5,6,7]
+; AVX2-NEXT: vpbroadcastq %xmm0, %xmm0
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Looks like AVX2, AVX512 regressed. Any idea what happened?
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Comment at: test/CodeGen/X86/vector-shuffle-128-v8.ll:1997
+; AVX1-LABEL: shuffle_v8i16_01u0u110:
+; AVX1: # BB#0:
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,1,1,0,4,5,6,7]
----------------
Here too
Repository:
rL LLVM
https://reviews.llvm.org/D38318
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