Chris Lattner | 2f7bb1b | 2004-09-19 18:45:45 +0000 | [diff] [blame] | 1 | ; Test promotion of loads that use the result of a select instruction. This |
| 2 | ; should be simplified by the instcombine pass. |
Chris Lattner | 3b61381 | 2004-04-08 19:59:22 +0000 | [diff] [blame] | 3 | |
Reid Spencer | d0e30dc | 2006-12-02 04:23:10 +0000 | [diff] [blame] | 4 | ; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -mem2reg | llvm-dis | not grep alloca |
Chris Lattner | 3b61381 | 2004-04-08 19:59:22 +0000 | [diff] [blame] | 5 | |
| 6 | int %main() { |
| 7 | %mem_tmp.0 = alloca int ; <int*> [#uses=3] |
| 8 | %mem_tmp.1 = alloca int ; <int*> [#uses=3] |
| 9 | store int 0, int* %mem_tmp.0 |
| 10 | store int 1, int* %mem_tmp.1 |
| 11 | %tmp.1.i = load int* %mem_tmp.1 ; <int> [#uses=1] |
| 12 | %tmp.3.i = load int* %mem_tmp.0 ; <int> [#uses=1] |
| 13 | %tmp.4.i = setle int %tmp.1.i, %tmp.3.i ; <bool> [#uses=1] |
| 14 | %mem_tmp.i.0 = select bool %tmp.4.i, int* %mem_tmp.1, int* %mem_tmp.0 ; <int*> [#uses=1] |
| 15 | %tmp.3 = load int* %mem_tmp.i.0 ; <int> [#uses=1] |
| 16 | ret int %tmp.3 |
| 17 | } |
| 18 | |