| Nadav Rotem | 5a197c0 | 2013-01-07 23:13:00 +0000 | [diff] [blame] | 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" |
| Stephen Lin | c1c7a13 | 2013-07-14 01:42:54 +0000 | [diff] [blame] | 5 | ;CHECK-LABEL: @foo( |
| Nadav Rotem | 5a197c0 | 2013-01-07 23:13:00 +0000 | [diff] [blame] | 6 | ;CHECK: fadd <4 x float> |
| 7 | ;CHECK: ret |
| 8 | define float @foo(float* nocapture %A, i32* nocapture %n) nounwind uwtable readonly ssp { |
| 9 | entry: |
| 10 | br label %for.body |
| 11 | |
| 12 | for.body: ; preds = %for.body, %entry |
| 13 | %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] |
| 14 | %sum.04 = phi float [ 0.000000e+00, %entry ], [ %add, %for.body ] |
| 15 | %arrayidx = getelementptr inbounds float* %A, i64 %indvars.iv |
| Manman Ren | 1a5ff28 | 2013-04-30 17:52:57 +0000 | [diff] [blame] | 16 | %0 = load float* %arrayidx, align 4 |
| Nadav Rotem | 5a197c0 | 2013-01-07 23:13:00 +0000 | [diff] [blame] | 17 | %add = fadd fast float %sum.04, %0 |
| 18 | %indvars.iv.next = add i64 %indvars.iv, 1 |
| 19 | %lftr.wideiv = trunc i64 %indvars.iv.next to i32 |
| 20 | %exitcond = icmp eq i32 %lftr.wideiv, 200 |
| 21 | br i1 %exitcond, label %for.end, label %for.body |
| 22 | |
| 23 | for.end: ; preds = %for.body |
| 24 | ret float %add |
| 25 | } |