1 ; RUN: llc -march=hexagon < %s 2 ; REQUIRES: asserts 3 4 target triple = "hexagon" 5 6 declare i8* @llvm.hexagon.circ.ldb(i8*, i8*, i32, i32) #1 7 declare i8* @llvm.hexagon.circ.stb(i8*, i32, i32, i32) #1 8 9 define zeroext i8 @circular_loop_test10(i8* %A, i8* %B, i32 %x, i32 %y, i32 %z, i32 %w) #0 { 10 entry: 11 %element_load0 = alloca i8, align 1 12 %element_load2 = alloca i8, align 1 13 %element_load3 = alloca i8, align 1 14 %element_load5 = alloca i8, align 1 15 %or = or i32 %x, 100663296 16 %or5 = or i32 %z, 100663296 17 %or7 = or i32 %w, 100663296 18 br label %for.body 19 20 for.body: ; preds = %for.body, %entry 21 %p0.082 = phi i8* [ %A, %entry ], [ undef, %for.body ] 22 %element_load.080 = phi i32 [ 0, %entry ], [ %add18, %for.body ] 23 %p1.079 = phi i8* [ %B, %entry ], [ %1, %for.body ] 24 %p2.078 = phi i8* [ undef, %entry ], [ %3, %for.body ] 25 %p3.077 = phi i8* [ undef, %entry ], [ %4, %for.body ] 26 %0 = call i8* @llvm.hexagon.circ.ldb(i8* %p0.082, i8* nonnull %element_load0, i32 %or, i32 2) 27 %1 = call i8* @llvm.hexagon.circ.ldb(i8* %p1.079, i8* nonnull null, i32 0, i32 1) 28 %2 = call i8* @llvm.hexagon.circ.ldb(i8* %p2.078, i8* nonnull %element_load2, i32 %or5, i32 3) 29 %3 = call i8* @llvm.hexagon.circ.ldb(i8* %2, i8* nonnull %element_load5, i32 %or5, i32 1) 30 %4 = call i8* @llvm.hexagon.circ.ldb(i8* %p3.077, i8* nonnull %element_load3, i32 %or7, i32 1) 31 %5 = load i8, i8* null, align 1 32 %conv = zext i8 %5 to i32 33 %6 = load i8, i8* %element_load2, align 1 34 %conv8 = zext i8 %6 to i32 35 %7 = load i8, i8* %element_load3, align 1 36 %conv9 = zext i8 %7 to i32 37 %8 = load i8, i8* undef, align 1 38 %conv11 = zext i8 %8 to i32 39 %9 = load i8, i8* %element_load5, align 1 40 %conv13 = zext i8 %9 to i32 41 %10 = load i8, i8* %element_load0, align 1 42 %conv15 = zext i8 %10 to i32 43 %conv17 = and i32 %element_load.080, 255 44 %add = add nuw nsw i32 %conv, %conv17 45 %add10 = add nuw nsw i32 %add, %conv8 46 %add12 = add nuw nsw i32 %add10, %conv9 47 %add14 = add nuw nsw i32 %add12, %conv11 48 %add16 = add nuw nsw i32 %add14, %conv13 49 %add18 = add nuw nsw i32 %add16, %conv15 50 %exitcond84 = icmp eq i32 undef, 200 51 br i1 %exitcond84, label %for.body23, label %for.body 52 53 for.body23: ; preds = %for.body23, %for.body 54 %11 = call i8* @llvm.hexagon.circ.stb(i8* undef, i32 undef, i32 %or, i32 3) 55 br i1 undef, label %for.body34, label %for.body23 56 57 for.body34: ; preds = %for.body34, %for.body23 58 %element_load.173 = phi i32 [ %add38, %for.body34 ], [ %add18, %for.body23 ] 59 %arrayidx35 = getelementptr inbounds i8, i8* %B, i32 0 60 %12 = load i8, i8* %arrayidx35, align 1 61 %conv36 = zext i8 %12 to i32 62 %conv37 = and i32 %element_load.173, 255 63 %add38 = add nuw nsw i32 %conv36, %conv37 64 br i1 undef, label %for.end42, label %for.body34 65 66 for.end42: ; preds = %for.body34 67 %conv39 = trunc i32 %add38 to i8 68 ret i8 %conv39 69 } 70 71 attributes #0 = { nounwind optsize } 72 attributes #1 = { argmemonly nounwind } 73
