1 ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s 2 3 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" 4 target triple = "x86_64-apple-macosx10.9.0" 5 6 ; int foo(int * restrict A, char * restrict B) { 7 ; A[0] = B[0]; 8 ; A[1] = B[1]; 9 ; A[2] = B[2]; 10 ; A[3] = B[3]; 11 ; } 12 ;CHECK-LABEL: @foo( 13 ;CHECK: load <4 x i8> 14 ;CHECK: sext 15 ;CHECK: store <4 x i32> 16 define i32 @foo(i32* noalias nocapture %A, i8* noalias nocapture %B) { 17 entry: 18 %0 = load i8, i8* %B, align 1 19 %conv = sext i8 %0 to i32 20 store i32 %conv, i32* %A, align 4 21 %arrayidx2 = getelementptr inbounds i8, i8* %B, i64 1 22 %1 = load i8, i8* %arrayidx2, align 1 23 %conv3 = sext i8 %1 to i32 24 %arrayidx4 = getelementptr inbounds i32, i32* %A, i64 1 25 store i32 %conv3, i32* %arrayidx4, align 4 26 %arrayidx5 = getelementptr inbounds i8, i8* %B, i64 2 27 %2 = load i8, i8* %arrayidx5, align 1 28 %conv6 = sext i8 %2 to i32 29 %arrayidx7 = getelementptr inbounds i32, i32* %A, i64 2 30 store i32 %conv6, i32* %arrayidx7, align 4 31 %arrayidx8 = getelementptr inbounds i8, i8* %B, i64 3 32 %3 = load i8, i8* %arrayidx8, align 1 33 %conv9 = sext i8 %3 to i32 34 %arrayidx10 = getelementptr inbounds i32, i32* %A, i64 3 35 store i32 %conv9, i32* %arrayidx10, align 4 36 ret i32 undef 37 } 38 39
