1 ; RUN: opt -loop-unroll -simplifycfg -sroa %s -S -o - | FileCheck %s
3 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-v16:16:16-v24:32:32-v32:32:32-v48:64:64-v64:64:64-v96:128:128-v128:128:128-v192:256:256-v256:256:256-v512:512:512-v1024:1024:1024-v2048:2048:2048-n32:64"
4 target triple = "r600--"
6 ; This test contains a simple loop that initializes an array declared in
7 ; private memory. We want to make sure these kinds of loops are always
8 ; unrolled, because private memory is slow.
12 ; CHECK: store i32 5, i32 addrspace(1)* %out
13 define void @test(i32 addrspace(1)* %out) {
15 %0 = alloca [32 x i32]
19 %counter = phi i32 [0, %entry], [%inc, %loop.inc]
23 %ptr = getelementptr [32 x i32]* %0, i32 0, i32 %counter
24 store i32 %counter, i32* %ptr
28 %inc = add i32 %counter, 1
29 %1 = icmp sge i32 %counter, 32
30 br i1 %1, label %exit, label %loop.header
33 %2 = getelementptr [32 x i32]* %0, i32 0, i32 5
35 store i32 %3, i32 addrspace(1)* %out