From dcabc7bca9b81c384d307cbb7d28b29451e263f2 Mon Sep 17 00:00:00 2001
From: Elena Demikhovsky <elena.demikhovsky@intel.com>
Date: Thu, 2 Feb 2012 09:10:43 +0000
Subject: Optimization for SIGN_EXTEND operation on AVX. Special handling was
 added for v4i32 -> v4i64 and v8i16 -> v8i32 extensions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149600 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/avx-sext.ll | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 test/CodeGen/X86/avx-sext.ll

(limited to 'test/CodeGen')

diff --git a/test/CodeGen/X86/avx-sext.ll b/test/CodeGen/X86/avx-sext.ll
new file mode 100755
index 0000000000..3713a8c377
--- /dev/null
+++ b/test/CodeGen/X86/avx-sext.ll
@@ -0,0 +1,17 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
+
+define <8 x i32> @sext_8i16_to_8i32(<8 x i16> %A) nounwind uwtable readnone ssp {
+;CHECK: sext_8i16_to_8i32
+;CHECK: vpmovsxwd
+
+  %B = sext <8 x i16> %A to <8 x i32>
+  ret <8 x i32>%B
+}
+
+define <4 x i64> @sext_4i32_to_4i64(<4 x i32> %A) nounwind uwtable readnone ssp {
+;CHECK: sext_4i32_to_4i64
+;CHECK: vpmovsxdq
+
+  %B = sext <4 x i32> %A to <4 x i64>
+  ret <4 x i64>%B
+}
-- 
cgit v1.2.3-70-g09d2