1; RUN: llc -march=hexagon < %s 2; Used to fail with: "Cannot select: 0x3bab680: ch = store <ST4[%lsr.iv522525], trunc to v2i16> 3; ModuleID = 'bugpoint-reduced-simplified.bc' 4target 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" 5target triple = "hexagon-unknown-linux-gnu" 6 7define void @foobar() nounwind { 8entry: 9 br label %for.cond7.preheader.single_entry.i 10 11for.cond7.preheader.single_entry.i: ; preds = %for.cond7.preheader.single_entry.i, %entry 12 %exitcond72.i = icmp eq i32 undef, 64 13 br i1 %exitcond72.i, label %foo_32.exit, label %for.cond7.preheader.single_entry.i 14 15foo_32.exit: ; preds = %for.cond7.preheader.single_entry.i 16 br label %for.body.i428 17 18for.body.i428: ; preds = %for.body.i428, %foo_32.exit 19 br i1 undef, label %foo_12.exit, label %for.body.i428 20 21foo_12.exit: ; preds = %for.body.i428 22 br label %for.body.i.i 23 24for.body.i.i: ; preds = %for.body.i.i, %foo_12.exit 25 br i1 undef, label %foo_14.exit, label %for.body.i.i 26 27foo_14.exit: ; preds = %for.body.i.i 28 br label %for.body 29 30for.body: ; preds = %for.body, %foo_14.exit 31 br i1 undef, label %for.end, label %for.body 32 33for.end: ; preds = %for.body 34 %storemerge294 = select i1 undef, i32 32767, i32 undef 35 %_p_splat_one386 = insertelement <1 x i32> undef, i32 %storemerge294, i32 0 36 %_p_splat387 = shufflevector <1 x i32> %_p_splat_one386, <1 x i32> undef, <2 x i32> zeroinitializer 37 br label %polly.loop_body377 38 39polly.loop_after378: ; preds = %polly.loop_body377 40 unreachable 41 42polly.loop_body377: ; preds = %polly.loop_body377, %for.end 43 %_p_vec_full384 = load <2 x i16>, <2 x i16>* undef, align 4 44 %0 = sext <2 x i16> %_p_vec_full384 to <2 x i32> 45 %mulp_vec = mul <2 x i32> %0, %_p_splat387 46 %shr100293p_vec = lshr <2 x i32> %mulp_vec, <i32 15, i32 15> 47 %1 = trunc <2 x i32> %shr100293p_vec to <2 x i16> 48 store <2 x i16> %1, <2 x i16>* undef, align 4 49 br i1 undef, label %polly.loop_body377, label %polly.loop_after378 50} 51 52