40 lines · plain
1; RUN: opt < %s -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=4 -enable-if-conversion -S | FileCheck %s2 3target 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 5;CHECK-LABEL: @foo(6;CHECK: icmp eq <4 x i32>7;CHECK: select <4 x i1>8;CHECK: ret void9define void @foo(i32 %x, i32 %t, ptr nocapture %A) nounwind uwtable ssp {10entry:11 %cmp10 = icmp sgt i32 %x, 012 br i1 %cmp10, label %for.body, label %for.end13 14for.body: ; preds = %entry, %if.end15 %indvars.iv = phi i64 [ %indvars.iv.next, %if.end ], [ 0, %entry ]16 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv17 %0 = load i32, ptr %arrayidx, align 418 %tobool = icmp eq i32 %0, 019 br i1 %tobool, label %if.end, label %if.then20 21if.then: ; preds = %for.body22 %1 = add nsw i64 %indvars.iv, 4523 %2 = trunc i64 %indvars.iv to i3224 %mul = mul nsw i32 %2, %t25 %3 = trunc i64 %1 to i3226 %add1 = add nsw i32 %3, %mul27 br label %if.end28 29if.end: ; preds = %for.body, %if.then30 %z.0 = phi i32 [ %add1, %if.then ], [ 9, %for.body ]31 store i32 %z.0, ptr %arrayidx, align 432 %indvars.iv.next = add nsw i64 %indvars.iv, 133 %lftr.wideiv = trunc i64 %indvars.iv.next to i3234 %exitcond = icmp eq i32 %lftr.wideiv, %x35 br i1 %exitcond, label %for.end, label %for.body36 37for.end: ; preds = %if.end, %entry38 ret void39}40