From: Chris Lattner <sabre@nondot.org>
Date: Thu, 6 Apr 2006 19:21:02 +0000 (+0000)
Subject: test vperm promotion
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c0d2021f0a720624fd44782424f18a73b321c948;p=oota-llvm.git

test vperm promotion


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27454 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/PowerPC/vec_shuffle.ll b/test/CodeGen/PowerPC/vec_shuffle.ll
index a39fa90ce97..50e89efdd25 100644
--- a/test/CodeGen/PowerPC/vec_shuffle.ll
+++ b/test/CodeGen/PowerPC/vec_shuffle.ll
@@ -1,4 +1,5 @@
 ; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5 | grep vsldoi | wc -l | grep 2
+; RUN: llvm-as < %s | opt -instcombine | llc -march=ppc32 -mcpu=g5 | not grep vperm
 
 void %VSLDOI_xy(<8 x short>* %A, <8 x short>* %B) {
 entry:
@@ -84,3 +85,18 @@ void %VSLDOI_xx(<8 x short>* %A, <8 x short>* %B) {
 	store <8 x short> %tmp33, <8 x short>* %A
 	ret void
 }
+
+void %VPERM_promote(<8 x short>* %A, <8 x short>* %B) {
+entry:
+        %tmp = load <8 x short>* %A             ; <<8 x short>> [#uses=1]
+        %tmp = cast <8 x short> %tmp to <4 x int>               ; <<4 x int>> [#uses=1]
+        %tmp2 = load <8 x short>* %B            ; <<8 x short>> [#uses=1]
+        %tmp2 = cast <8 x short> %tmp2 to <4 x int>             ; <<4 x int>> [#uses=1]
+        %tmp3 = call <4 x int> %llvm.ppc.altivec.vperm( <4 x int> %tmp, <4 x int> %tmp2, <16 x sbyte> < sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14, sbyte 14 > )                ; <<4 x int>> [#uses=1]
+        %tmp3 = cast <4 x int> %tmp3 to <8 x short>             ; <<8 x short>> [#uses=1]
+        store <8 x short> %tmp3, <8 x short>* %A
+        ret void
+}
+
+declare <4 x int> %llvm.ppc.altivec.vperm(<4 x int>, <4 x int>, <16 x sbyte>)
+