1 ; RUN: llc < %s -march=x86 -stats -regalloc=linearscan |& grep {Number of re-materialization} | grep 2
4 %struct.quad_struct = type { i32, i32, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct* }
6 define %struct.quad_struct* @MakeTree(i32 %size, i32 %center_x, i32 %center_y, i32 %lo_proc, i32 %hi_proc, %struct.quad_struct* %parent, i32 %ct, i32 %level) nounwind {
8 br i1 true, label %bb43.i, label %bb.i
10 bb.i: ; preds = %entry
11 ret %struct.quad_struct* null
13 bb43.i: ; preds = %entry
14 br i1 true, label %CheckOutside.exit40.i, label %bb11.i38.i
16 bb11.i38.i: ; preds = %bb43.i
17 ret %struct.quad_struct* null
19 CheckOutside.exit40.i: ; preds = %bb43.i
20 br i1 true, label %CheckOutside.exit30.i, label %bb11.i28.i
22 bb11.i28.i: ; preds = %CheckOutside.exit40.i
23 ret %struct.quad_struct* null
25 CheckOutside.exit30.i: ; preds = %CheckOutside.exit40.i
26 br i1 true, label %CheckOutside.exit20.i, label %bb11.i18.i
28 bb11.i18.i: ; preds = %CheckOutside.exit30.i
29 ret %struct.quad_struct* null
31 CheckOutside.exit20.i: ; preds = %CheckOutside.exit30.i
32 br i1 true, label %bb34, label %bb11.i8.i
34 bb11.i8.i: ; preds = %CheckOutside.exit20.i
35 ret %struct.quad_struct* null
37 bb34: ; preds = %CheckOutside.exit20.i
38 %tmp15.reg2mem.0 = sdiv i32 %size, 2 ; <i32> [#uses=7]
39 %tmp85 = sub i32 %center_y, %tmp15.reg2mem.0 ; <i32> [#uses=2]
40 %tmp88 = sub i32 %center_x, %tmp15.reg2mem.0 ; <i32> [#uses=2]
41 %tmp92 = tail call %struct.quad_struct* @MakeTree( i32 %tmp15.reg2mem.0, i32 %tmp88, i32 %tmp85, i32 0, i32 %hi_proc, %struct.quad_struct* null, i32 2, i32 0 ) nounwind ; <%struct.quad_struct*> [#uses=0]
42 %tmp99 = add i32 0, %hi_proc ; <i32> [#uses=1]
43 %tmp100 = sdiv i32 %tmp99, 2 ; <i32> [#uses=1]
44 %tmp110 = tail call %struct.quad_struct* @MakeTree( i32 %tmp15.reg2mem.0, i32 0, i32 %tmp85, i32 0, i32 %tmp100, %struct.quad_struct* null, i32 3, i32 0 ) nounwind ; <%struct.quad_struct*> [#uses=0]
45 %tmp122 = add i32 %tmp15.reg2mem.0, %center_y ; <i32> [#uses=2]
46 %tmp129 = tail call %struct.quad_struct* @MakeTree( i32 %tmp15.reg2mem.0, i32 0, i32 %tmp122, i32 0, i32 0, %struct.quad_struct* null, i32 1, i32 0 ) nounwind ; <%struct.quad_struct*> [#uses=0]
47 %tmp147 = tail call %struct.quad_struct* @MakeTree( i32 %tmp15.reg2mem.0, i32 %tmp88, i32 %tmp122, i32 %lo_proc, i32 0, %struct.quad_struct* null, i32 0, i32 0 ) nounwind ; <%struct.quad_struct*> [#uses=0]