Replace vpermd/vpermps intrinic patterns with custom lowering to target specific nodes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154801 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 5bd89ea..c0e935d 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -9597,6 +9597,12 @@
case Intrinsic::x86_avx_vpermil_pd_256:
return DAG.getNode(X86ISD::VPERMILP, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
+ case Intrinsic::x86_avx2_permd:
+ case Intrinsic::x86_avx2_permps:
+ // Operands intentionally swapped. Mask is last operand to intrinsic,
+ // but second operand for node/intruction.
+ return DAG.getNode(X86ISD::VPERMV, dl, Op.getValueType(),
+ Op.getOperand(2), Op.getOperand(1));
// ptest and testp intrinsics. The intrinsic these come from are designed to
// return an integer value, not just an instruction so lower it to the ptest