1 ; RUN: opt < %s -loop-vectorize -force-vector-unroll=1 -force-vector-width=4 -dce -instcombine -S | 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-macosx10.8.0" 5 6 @a = common global [2048 x i32] zeroinitializer, align 16 7 @b = common global [2048 x i32] zeroinitializer, align 16 8 @c = common global [2048 x i32] zeroinitializer, align 16 9 10 ;CHECK-LABEL: @example1( 11 ;CHECK: load <4 x i32> 12 ; make sure that we have a scalar condition and a vector operand. 13 ;CHECK: select i1 %cond, <4 x i32> 14 ;CHECK: store <4 x i32> 15 ;CHECK: ret void 16 define void @example1(i1 %cond) nounwind uwtable ssp { 17 br label %1 18 19 ; <label>:1 ; preds = %1, %0 20 %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 21 %2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %indvars.iv 22 %3 = load i32* %2, align 4 23 %4 = getelementptr inbounds [2048 x i32]* @c, i64 0, i64 %indvars.iv 24 %5 = load i32* %4, align 4 25 %6 = add nsw i32 %5, %3 26 %7 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %indvars.iv 27 %sel = select i1 %cond, i32 %6, i32 zeroinitializer 28 store i32 %sel, i32* %7, align 4 29 %indvars.iv.next = add i64 %indvars.iv, 1 30 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 31 %exitcond = icmp eq i32 %lftr.wideiv, 256 32 br i1 %exitcond, label %8, label %1 33 34 ; <label>:8 ; preds = %1 35 ret void 36 } 37 38
