From 23e31011fb1a87715d57b0b8d18d893c9374b134 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 22 Jul 2011 18:56:05 +0000
Subject: Turn shuffles into unpacks for VT == MVT::v2i64 and MVT::v2f64 too.
 Patch by Jeff Muizelaar.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135789 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/vec_shuffle-38.ll | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 test/CodeGen/X86/vec_shuffle-38.ll

(limited to 'test/CodeGen/X86/vec_shuffle-38.ll')

diff --git a/test/CodeGen/X86/vec_shuffle-38.ll b/test/CodeGen/X86/vec_shuffle-38.ll
new file mode 100644
index 0000000000..fe83cd44ea
--- /dev/null
+++ b/test/CodeGen/X86/vec_shuffle-38.ll
@@ -0,0 +1,26 @@
+; RUN: llc < %s -march=x86-64 | FileCheck %s
+
+define <2 x double> @ld(<2 x double> %p) nounwind optsize ssp {
+; CHECK: unpcklpd
+  %shuffle = shufflevector <2 x double> %p, <2 x double> undef, <2 x i32> zeroinitializer
+  ret <2 x double> %shuffle
+}
+
+define <2 x double> @hd(<2 x double> %p) nounwind optsize ssp {
+; CHECK: unpckhpd
+  %shuffle = shufflevector <2 x double> %p, <2 x double> undef, <2 x i32> <i32 1, i32 1>
+  ret <2 x double> %shuffle
+}
+
+define <2 x i64> @ldi(<2 x i64> %p) nounwind optsize ssp {
+; CHECK: punpcklqdq
+  %shuffle = shufflevector <2 x i64> %p, <2 x i64> undef, <2 x i32> zeroinitializer
+  ret <2 x i64> %shuffle
+}
+
+define <2 x i64> @hdi(<2 x i64> %p) nounwind optsize ssp {
+; CHECK: punpckhqdq
+  %shuffle = shufflevector <2 x i64> %p, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
+  ret <2 x i64> %shuffle
+}
+
-- 
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