| Benjamin Kramer | d4f27d7 | 2011-09-01 18:40:01 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 -mattr=+cmov | FileCheck %s |
| Andrew Trick | 340d78f | 2011-09-01 00:54:31 +0000 | [diff] [blame] | 2 | ; |
| 3 | ; Test scheduling a multi-use compare. We should neither spill flags |
| 4 | ; nor clone the compare. |
| 5 | ; CHECK: cmp |
| 6 | ; CHECK-NOT: pushf |
| 7 | ; CHECK: cmov |
| 8 | ; CHECK-NOT: cmp |
| 9 | ; CHECK: cmov |
| Evan Cheng | 1910756 | 2008-01-09 23:01:55 +0000 | [diff] [blame] | 10 | |
| 11 | %struct.indexentry = type { i32, i8*, i8*, i8*, i8*, i8* } |
| 12 | |
| 13 | define i32 @_bfd_stab_section_find_nearest_line(i32 %offset) nounwind { |
| 14 | entry: |
| 15 | %tmp910 = add i32 0, %offset ; <i32> [#uses=1] |
| 16 | br i1 true, label %bb951, label %bb917 |
| 17 | |
| 18 | bb917: ; preds = %entry |
| 19 | ret i32 0 |
| 20 | |
| 21 | bb951: ; preds = %bb986, %entry |
| 22 | %tmp955 = sdiv i32 0, 2 ; <i32> [#uses=3] |
| 23 | %tmp961 = getelementptr %struct.indexentry* null, i32 %tmp955, i32 0 ; <i32*> [#uses=1] |
| 24 | br i1 true, label %bb986, label %bb967 |
| 25 | |
| 26 | bb967: ; preds = %bb951 |
| 27 | ret i32 0 |
| 28 | |
| 29 | bb986: ; preds = %bb951 |
| 30 | %tmp993 = load i32* %tmp961, align 4 ; <i32> [#uses=1] |
| 31 | %tmp995 = icmp ugt i32 %tmp993, %tmp910 ; <i1> [#uses=2] |
| 32 | %tmp1002 = add i32 %tmp955, 1 ; <i32> [#uses=1] |
| 33 | %low.0 = select i1 %tmp995, i32 0, i32 %tmp1002 ; <i32> [#uses=1] |
| 34 | %high.0 = select i1 %tmp995, i32 %tmp955, i32 0 ; <i32> [#uses=1] |
| 35 | %tmp1006 = icmp eq i32 %low.0, %high.0 ; <i1> [#uses=1] |
| 36 | br i1 %tmp1006, label %UnifiedReturnBlock, label %bb951 |
| 37 | |
| 38 | UnifiedReturnBlock: ; preds = %bb986 |
| 39 | ret i32 1 |
| 40 | } |