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-rw-r--r--llvm/lib/Target/Hexagon/HexagonPatterns.td20
1 files changed, 16 insertions, 4 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonPatterns.td b/llvm/lib/Target/Hexagon/HexagonPatterns.td
index 33b347cb6c7..eb8ffd6c312 100644
--- a/llvm/lib/Target/Hexagon/HexagonPatterns.td
+++ b/llvm/lib/Target/Hexagon/HexagonPatterns.td
@@ -2924,10 +2924,22 @@ let Predicates = [UseHVX] in {
def HexagonVZERO: SDNode<"HexagonISD::VZERO", SDTVecLeaf>;
def vzero: PatFrag<(ops), (HexagonVZERO)>;
-def VSxtb: OutPatFrag<(ops node:$Vs), (V6_vunpackb $Vs)>;
-def VSxth: OutPatFrag<(ops node:$Vs), (V6_vunpackh $Vs)>;
-def VZxtb: OutPatFrag<(ops node:$Vs), (V6_vunpackub $Vs)>;
-def VZxth: OutPatFrag<(ops node:$Vs), (V6_vunpackuh $Vs)>;
+def VSxtb: OutPatFrag<(ops node:$Vs),
+ (V6_vshuffvdd (HiVec (V6_vsb $Vs)),
+ (LoVec (V6_vsb $Vs)),
+ (A2_tfrsi -2))>;
+def VSxth: OutPatFrag<(ops node:$Vs),
+ (V6_vshuffvdd (HiVec (V6_vsh $Vs)),
+ (LoVec (V6_vsh $Vs)),
+ (A2_tfrsi -4))>;
+def VZxtb: OutPatFrag<(ops node:$Vs),
+ (V6_vshuffvdd (HiVec (V6_vzb $Vs)),
+ (LoVec (V6_vzb $Vs)),
+ (A2_tfrsi -2))>;
+def VZxth: OutPatFrag<(ops node:$Vs),
+ (V6_vshuffvdd (HiVec (V6_vzh $Vs)),
+ (LoVec (V6_vzh $Vs)),
+ (A2_tfrsi -4))>;
let Predicates = [UseHVX] in {
def: Pat<(VecI8 vzero), (V6_vd0)>;
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