llvm/llvm/test/CodeGen/Hexagon/vect/vect-truncate.ll

; RUN: llc -march=hexagon < %s
; Used to fail with "Cannot select: 0x16cb7f0: v2i16 = truncate"

; ModuleID = 'bugpoint-reduced-simplified.bc'
target 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"
target triple = "hexagon-unknown-linux-gnu"

define void @Autocorr() nounwind {
entry:
  br label %for.body

for.body:                                         ; preds = %for.body, %entry
  br i1 undef, label %polly.loop_header43, label %for.body

do.cond:                                          ; preds = %polly.loop_header
  unreachable

do.end:                                           ; preds = %polly.loop_after45
  ret void

polly.loop_header:                                ; preds = %polly.loop_after45, %polly.loop_body
  %0 = icmp sle i32 undef, 239
  br i1 %0, label %polly.loop_body, label %do.cond

polly.loop_body:                                  ; preds = %polly.loop_header
  %p_25 = call i32 @llvm.hexagon.A2.asrh(i32 undef)
  %1 = insertelement <4 x i32> undef, i32 %p_25, i32 3
  %2 = trunc <4 x i32> %1 to <4 x i16>
  store <4 x i16> %2, ptr undef, align 8
  br label %polly.loop_header

polly.loop_after45:                               ; preds = %polly.loop_header43
  br i1 undef, label %polly.loop_header, label %do.end

polly.loop_header43:                              ; preds = %polly.loop_body44, %for.body
  br i1 undef, label %polly.loop_body44, label %polly.loop_after45

polly.loop_body44:                                ; preds = %polly.loop_header43
  br label %polly.loop_header43
}

declare i32 @llvm.hexagon.A2.asrh(i32) nounwind readnone