| Juergen Ributzka | 3132816 | 2014-08-28 02:06:55 +0000 | [diff] [blame^] | 1 | ; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -verify-machineinstrs < %s |
| 2 | ; REQUIRES: asserts |
| 3 | |
| 4 | ; Test that the Machine Instruction PHI node doesn't have more than one operand |
| 5 | ; from the same predecessor. |
| 6 | define i32 @foo(i32 %a, i32 %b, i1 %c) { |
| 7 | entry: |
| 8 | br i1 %c, label %switch, label %direct |
| 9 | |
| 10 | switch: |
| 11 | switch i32 %a, label %exit [ |
| 12 | i32 43, label %continue |
| 13 | i32 45, label %continue |
| 14 | ] |
| 15 | |
| 16 | direct: |
| 17 | %var = add i32 %b, 1 |
| 18 | br label %continue |
| 19 | |
| 20 | continue: |
| 21 | %var.phi = phi i32 [ %var, %direct ], [ 0, %switch ], [ 0, %switch ] |
| 22 | ret i32 %var.phi |
| 23 | |
| 24 | exit: |
| 25 | ret i32 1 |
| 26 | } |