Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/ARM/2012-03-13-DAGCombineBug.ll @ 95:afa8332a0e37
LLVM 3.8
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Tue, 13 Oct 2015 17:48:58 +0900 |
parents | 95c75e76d11b |
children |
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; RUN: llc < %s -mtriple=thumbv7-apple-ios | FileCheck %s ; rdar://11035895 ; DAG combine incorrectly optimize (i32 vextract (v4i16 load $addr), c) to ; (i16 load $addr+c*sizeof(i16)). It should have issued an extload instead. i.e. ; (i32 extload $addr+c*sizeof(i16) define void @test_hi_short3(<3 x i16> * nocapture %srcA, <2 x i16> * nocapture %dst) nounwind { entry: ; CHECK: vst1.32 %0 = load <3 x i16> , <3 x i16> * %srcA, align 8 %1 = shufflevector <3 x i16> %0, <3 x i16> undef, <2 x i32> <i32 2, i32 undef> store <2 x i16> %1, <2 x i16> * %dst, align 4 ret void }