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-rw-r--r--llvm/lib/Target/X86/X86InstrSSE.td1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSSE.td b/llvm/lib/Target/X86/X86InstrSSE.td
index a4af16a14b4..a9ca166c1c7 100644
--- a/llvm/lib/Target/X86/X86InstrSSE.td
+++ b/llvm/lib/Target/X86/X86InstrSSE.td
@@ -6178,6 +6178,7 @@ multiclass SS41I_pmovx_avx2_patterns<string OpcPrefix, SDNode ExtOp> {
(!cast<I>(OpcPrefix#DQYrr) VR128:$src)>;
// On AVX2, we also support 256bit inputs.
+ // FIXME: remove these patterns when the old shuffle lowering goes away.
def : Pat<(v16i16 (ExtOp (v32i8 VR256:$src))),
(!cast<I>(OpcPrefix#BWYrr) (EXTRACT_SUBREG VR256:$src, sub_xmm))>;
def : Pat<(v8i32 (ExtOp (v32i8 VR256:$src))),
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