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-rw-r--r--lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp1
-rw-r--r--test/CodeGen/X86/bswap-vector.ll19
2 files changed, 20 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
index 2c3cdccb56..3fb2d9bdf5 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
@@ -210,6 +210,7 @@ SDValue VectorLegalizer::LegalizeOp(SDValue Op) {
case ISD::SRL:
case ISD::ROTL:
case ISD::ROTR:
+ case ISD::BSWAP:
case ISD::CTLZ:
case ISD::CTTZ:
case ISD::CTLZ_ZERO_UNDEF:
diff --git a/test/CodeGen/X86/bswap-vector.ll b/test/CodeGen/X86/bswap-vector.ll
new file mode 100644
index 0000000000..7a7a8a4ebb
--- /dev/null
+++ b/test/CodeGen/X86/bswap-vector.ll
@@ -0,0 +1,19 @@
+; RUN: llc < %s -mcpu=core | FileCheck %s
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>)
+
+define <2 x i64> @foo(<2 x i64> %v) #0 {
+entry:
+ %r = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %v)
+ ret <2 x i64> %r
+}
+
+; CHECK-LABEL: @foo
+; CHECK: bswapq
+; CHECK: bswapq
+; CHECK: ret
+
+attributes #0 = { nounwind uwtable }
+