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1; RUN: llc -march=hexagon < %s
2; Used to fail with "Cannot select: 0x16cb7f0: v2i16 = truncate"
3
4; ModuleID = 'bugpoint-reduced-simplified.bc'
5target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-a0:0-n32"
6target triple = "hexagon-unknown-linux-gnu"
7
8define void @Autocorr() nounwind {
9entry:
10  br label %for.body
11
12for.body:                                         ; preds = %for.body, %entry
13  br i1 undef, label %polly.loop_header43, label %for.body
14
15do.cond:                                          ; preds = %polly.loop_header
16  unreachable
17
18do.end:                                           ; preds = %polly.loop_after45
19  ret void
20
21polly.loop_header:                                ; preds = %polly.loop_after45, %polly.loop_body
22  %0 = icmp sle i32 undef, 239
23  br i1 %0, label %polly.loop_body, label %do.cond
24
25polly.loop_body:                                  ; preds = %polly.loop_header
26  %p_25 = call i32 @llvm.hexagon.SI.to.SXTHI.asrh(i32 undef)
27  %1 = insertelement <4 x i32> undef, i32 %p_25, i32 3
28  %2 = trunc <4 x i32> %1 to <4 x i16>
29  store <4 x i16> %2, <4 x i16>* undef, align 8
30  br label %polly.loop_header
31
32polly.loop_after45:                               ; preds = %polly.loop_header43
33  br i1 undef, label %polly.loop_header, label %do.end
34
35polly.loop_header43:                              ; preds = %polly.loop_body44, %for.body
36  br i1 undef, label %polly.loop_body44, label %polly.loop_after45
37
38polly.loop_body44:                                ; preds = %polly.loop_header43
39  br label %polly.loop_header43
40}
41
42declare i32 @llvm.hexagon.SI.to.SXTHI.asrh(i32) nounwind readnone
43