1 ; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -dce -S %s | FileCheck %s
2 ; Obtained from C source as:
3 ; clang -S -emit-llvm -O0 O3-pr39675-2.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer O3-pr39675-2.s > O3-pr39675-2.ll
6 ; ModuleID = 'O3-pr39675-2.s'
7 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"
8 target triple = "x86_64-unknown-linux-gnu"
10 @in = common global [512 x i32] zeroinitializer, align 16
11 @out = common global [512 x i32] zeroinitializer, align 16
12 @out2 = common global [128 x i32] zeroinitializer, align 16
14 define void @foo() nounwind uwtable {
18 for.cond: ; preds = %for.inc, %entry
19 %indvar = phi i64 [ %indvar.next, %for.inc ], [ 0, %entry ]
20 %tmp = mul i64 %indvar, 4
21 %tmp8 = add i64 %tmp, 3
22 %arrayidx42 = getelementptr [512 x i32]* @out, i64 0, i64 %tmp8
23 %tmp9 = add i64 %tmp, 2
24 %arrayidx36 = getelementptr [512 x i32]* @out, i64 0, i64 %tmp9
25 %tmp10 = add i64 %tmp, 1
26 %arrayidx30 = getelementptr [512 x i32]* @out, i64 0, i64 %tmp10
27 %arrayidx24 = getelementptr [512 x i32]* @out, i64 0, i64 %tmp
28 %arrayidx18 = getelementptr [512 x i32]* @in, i64 0, i64 %tmp8
29 %arrayidx12 = getelementptr [512 x i32]* @in, i64 0, i64 %tmp9
30 %arrayidx6 = getelementptr [512 x i32]* @in, i64 0, i64 %tmp10
31 %arrayidx = getelementptr [512 x i32]* @in, i64 0, i64 %tmp
32 %arrayidx46 = getelementptr [128 x i32]* @out2, i64 0, i64 %indvar
33 %exitcond = icmp ne i64 %indvar, 128
34 br i1 %exitcond, label %for.body, label %for.end
36 for.body: ; preds = %for.cond
37 %tmp2 = load i32* %arrayidx, align 16
38 %tmp7 = load i32* %arrayidx6, align 4
39 %tmp13 = load i32* %arrayidx12, align 8
40 %tmp19 = load i32* %arrayidx18, align 4
41 store i32 %tmp2, i32* %arrayidx24, align 16
42 store i32 %tmp7, i32* %arrayidx30, align 4
43 store i32 %tmp13, i32* %arrayidx36, align 8
44 store i32 %tmp19, i32* %arrayidx42, align 4
45 store i32 %tmp2, i32* %arrayidx46, align 4
48 for.inc: ; preds = %for.body
49 %indvar.next = add i64 %indvar, 1
52 for.end: ; preds = %for.cond