1 ; RUN: llc -O2 < %s 2 ; Check for successful compilation. It originally caused an abort due to 3 ; the "isBarrier" flag set on instructions that were not meant to have it. 4 5 target datalayout = "e-m:e-p:32:32-i1:32-i64:64-a:0-v32:32-n16:32" 6 target triple = "hexagon" 7 8 ; Function Attrs: nounwind optsize readnone 9 define void @dummy() #0 { 10 entry: 11 ret void 12 } 13 14 ; Function Attrs: nounwind optsize 15 define void @conv3x3(i8* nocapture readonly %inp, i8* nocapture readonly %mask, i32 %shift, i8* nocapture %outp, i32 %width) #1 { 16 entry: 17 %cmp381 = icmp sgt i32 %width, 0 18 %arrayidx16.gep = getelementptr i8, i8* %mask, i32 4 19 %arrayidx19.gep = getelementptr i8, i8* %mask, i32 8 20 br label %for.body 21 22 for.body: ; preds = %for.inc48, %entry 23 %i.086 = phi i32 [ 0, %entry ], [ %inc49, %for.inc48 ] 24 %mul = mul nsw i32 %i.086, %width 25 %arrayidx.sum = add i32 %mul, %width 26 br i1 %cmp381, label %for.cond5.preheader.lr.ph, label %for.inc48 27 28 for.cond5.preheader.lr.ph: ; preds = %for.body 29 %add.ptr.sum = add i32 %arrayidx.sum, %width 30 %add.ptr1 = getelementptr inbounds i8, i8* %inp, i32 %add.ptr.sum 31 %add.ptr = getelementptr inbounds i8, i8* %inp, i32 %arrayidx.sum 32 %arrayidx = getelementptr inbounds i8, i8* %inp, i32 %mul 33 %arrayidx44.gep = getelementptr i8, i8* %outp, i32 %mul 34 br label %for.cond5.preheader 35 36 for.cond5.preheader: ; preds = %if.end40, %for.cond5.preheader.lr.ph 37 %arrayidx44.phi = phi i8* [ %arrayidx44.gep, %for.cond5.preheader.lr.ph ], [ %arrayidx44.inc, %if.end40 ] 38 %j.085 = phi i32 [ 0, %for.cond5.preheader.lr.ph ], [ %inc46, %if.end40 ] 39 %IN1.084 = phi i8* [ %arrayidx, %for.cond5.preheader.lr.ph ], [ %incdec.ptr, %if.end40 ] 40 %IN2.083 = phi i8* [ %add.ptr, %for.cond5.preheader.lr.ph ], [ %incdec.ptr33, %if.end40 ] 41 %IN3.082 = phi i8* [ %add.ptr1, %for.cond5.preheader.lr.ph ], [ %incdec.ptr34, %if.end40 ] 42 br label %for.body7 43 44 for.body7: ; preds = %for.body7, %for.cond5.preheader 45 %arrayidx8.phi = phi i8* [ %IN1.084, %for.cond5.preheader ], [ %arrayidx8.inc, %for.body7 ] 46 %arrayidx9.phi = phi i8* [ %IN2.083, %for.cond5.preheader ], [ %arrayidx9.inc, %for.body7 ] 47 %arrayidx11.phi = phi i8* [ %IN3.082, %for.cond5.preheader ], [ %arrayidx11.inc, %for.body7 ] 48 %arrayidx13.phi = phi i8* [ %mask, %for.cond5.preheader ], [ %arrayidx13.inc, %for.body7 ] 49 %arrayidx16.phi = phi i8* [ %arrayidx16.gep, %for.cond5.preheader ], [ %arrayidx16.inc, %for.body7 ] 50 %arrayidx19.phi = phi i8* [ %arrayidx19.gep, %for.cond5.preheader ], [ %arrayidx19.inc, %for.body7 ] 51 %k.080 = phi i32 [ 0, %for.cond5.preheader ], [ %inc, %for.body7 ] 52 %sum.079 = phi i32 [ 0, %for.cond5.preheader ], [ %add32, %for.body7 ] 53 %0 = load i8, i8* %arrayidx8.phi, align 1, !tbaa !1 54 %1 = load i8, i8* %arrayidx9.phi, align 1, !tbaa !1 55 %2 = load i8, i8* %arrayidx11.phi, align 1, !tbaa !1 56 %3 = load i8, i8* %arrayidx13.phi, align 1, !tbaa !1 57 %4 = load i8, i8* %arrayidx16.phi, align 1, !tbaa !1 58 %5 = load i8, i8* %arrayidx19.phi, align 1, !tbaa !1 59 %conv21 = zext i8 %0 to i32 60 %conv22 = sext i8 %3 to i32 61 %mul23 = mul nsw i32 %conv22, %conv21 62 %conv24 = zext i8 %1 to i32 63 %conv25 = sext i8 %4 to i32 64 %mul26 = mul nsw i32 %conv25, %conv24 65 %conv27 = zext i8 %2 to i32 66 %conv28 = sext i8 %5 to i32 67 %mul29 = mul nsw i32 %conv28, %conv27 68 %add30 = add i32 %mul23, %sum.079 69 %add31 = add i32 %add30, %mul26 70 %add32 = add i32 %add31, %mul29 71 %inc = add nsw i32 %k.080, 1 72 %exitcond = icmp eq i32 %inc, 3 73 %arrayidx8.inc = getelementptr i8, i8* %arrayidx8.phi, i32 1 74 %arrayidx9.inc = getelementptr i8, i8* %arrayidx9.phi, i32 1 75 %arrayidx11.inc = getelementptr i8, i8* %arrayidx11.phi, i32 1 76 %arrayidx13.inc = getelementptr i8, i8* %arrayidx13.phi, i32 1 77 %arrayidx16.inc = getelementptr i8, i8* %arrayidx16.phi, i32 1 78 %arrayidx19.inc = getelementptr i8, i8* %arrayidx19.phi, i32 1 79 br i1 %exitcond, label %for.end, label %for.body7 80 81 for.end: ; preds = %for.body7 82 %incdec.ptr = getelementptr inbounds i8, i8* %IN1.084, i32 1 83 %incdec.ptr33 = getelementptr inbounds i8, i8* %IN2.083, i32 1 84 %incdec.ptr34 = getelementptr inbounds i8, i8* %IN3.082, i32 1 85 %shr = ashr i32 %add32, %shift 86 %cmp35 = icmp slt i32 %shr, 0 87 br i1 %cmp35, label %if.end40, label %if.end 88 89 if.end: ; preds = %for.end 90 %cmp37 = icmp sgt i32 %shr, 255 91 br i1 %cmp37, label %if.then39, label %if.end40 92 93 if.then39: ; preds = %if.end 94 br label %if.end40 95 96 if.end40: ; preds = %for.end, %if.then39, %if.end 97 %sum.2 = phi i32 [ 255, %if.then39 ], [ %shr, %if.end ], [ 0, %for.end ] 98 %conv41 = trunc i32 %sum.2 to i8 99 store i8 %conv41, i8* %arrayidx44.phi, align 1, !tbaa !1 100 %inc46 = add nsw i32 %j.085, 1 101 %exitcond87 = icmp eq i32 %inc46, %width 102 %arrayidx44.inc = getelementptr i8, i8* %arrayidx44.phi, i32 1 103 br i1 %exitcond87, label %for.inc48.loopexit, label %for.cond5.preheader 104 105 for.inc48.loopexit: ; preds = %if.end40 106 br label %for.inc48 107 108 for.inc48: ; preds = %for.inc48.loopexit, %for.body 109 %inc49 = add nsw i32 %i.086, 1 110 %exitcond88 = icmp eq i32 %inc49, 2 111 br i1 %exitcond88, label %for.end50, label %for.body 112 113 for.end50: ; preds = %for.inc48 114 ret void 115 } 116 117 attributes #0 = { nounwind optsize readnone "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 118 attributes #1 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 119 120 !llvm.ident = !{!0} 121 122 !0 = !{!"Clang 3.1"} 123 !1 = !{!2, !2, i64 0} 124 !2 = !{!"omnipotent char", !3, i64 0} 125 !3 = !{!"Simple C/C++ TBAA"} 126
