Bob Wilson | 6819dbb | 2011-01-06 19:24:41 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=armv7-apple-darwin | FileCheck %s |
Evan Cheng | 60c916b | 2007-06-20 18:26:15 +0000 | [diff] [blame] | 2 | ; FIXME: Need post-ifcvt branch folding to get rid of the extra br at end of BB1. |
| 3 | |
| 4 | %struct.quad_struct = type { i32, i32, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct* } |
| 5 | |
| 6 | define fastcc i32 @CountTree(%struct.quad_struct* %tree) { |
Bob Wilson | 6819dbb | 2011-01-06 19:24:41 +0000 | [diff] [blame] | 7 | ; CHECK: cmpeq |
| 8 | ; CHECK: moveq |
Jim Grosbach | dd11988 | 2011-03-11 22:51:41 +0000 | [diff] [blame^] | 9 | ; CHECK: popeq |
Evan Cheng | 60c916b | 2007-06-20 18:26:15 +0000 | [diff] [blame] | 10 | entry: |
| 11 | br label %tailrecurse |
| 12 | |
| 13 | tailrecurse: ; preds = %bb, %entry |
| 14 | %tmp6 = load %struct.quad_struct** null ; <%struct.quad_struct*> [#uses=1] |
| 15 | %tmp9 = load %struct.quad_struct** null ; <%struct.quad_struct*> [#uses=2] |
| 16 | %tmp12 = load %struct.quad_struct** null ; <%struct.quad_struct*> [#uses=1] |
| 17 | %tmp14 = icmp eq %struct.quad_struct* null, null ; <i1> [#uses=1] |
| 18 | %tmp17 = icmp eq %struct.quad_struct* %tmp6, null ; <i1> [#uses=1] |
| 19 | %tmp23 = icmp eq %struct.quad_struct* %tmp9, null ; <i1> [#uses=1] |
| 20 | %tmp29 = icmp eq %struct.quad_struct* %tmp12, null ; <i1> [#uses=1] |
| 21 | %bothcond = and i1 %tmp17, %tmp14 ; <i1> [#uses=1] |
| 22 | %bothcond1 = and i1 %bothcond, %tmp23 ; <i1> [#uses=1] |
| 23 | %bothcond2 = and i1 %bothcond1, %tmp29 ; <i1> [#uses=1] |
| 24 | br i1 %bothcond2, label %return, label %bb |
| 25 | |
| 26 | bb: ; preds = %tailrecurse |
| 27 | %tmp41 = tail call fastcc i32 @CountTree( %struct.quad_struct* %tmp9 ) ; <i32> [#uses=0] |
| 28 | br label %tailrecurse |
| 29 | |
| 30 | return: ; preds = %tailrecurse |
| 31 | ret i32 0 |
| 32 | } |