| Dan Gohman | 28beeea | 2007-08-15 13:36:28 +0000 | [diff] [blame] | 1 | ; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 | grep cmp | count 1 |
| Chris Lattner | 96f5362 | 2006-10-22 21:36:06 +0000 | [diff] [blame] | 2 | ; PR964 |
| 3 | |
| 4 | sbyte* %FindChar(sbyte* %CurPtr) { |
| 5 | entry: |
| 6 | br label %bb |
| 7 | |
| 8 | bb: ; preds = %bb, %entry |
| 9 | %indvar = phi uint [ 0, %entry ], [ %indvar.next, %bb ] ; <uint> [#uses=3] |
| 10 | %CurPtr_addr.0.rec = cast uint %indvar to int ; <int> [#uses=1] |
| 11 | %CurPtr_addr.0 = getelementptr sbyte* %CurPtr, uint %indvar ; <sbyte*> [#uses=1] |
| 12 | %tmp = load sbyte* %CurPtr_addr.0 ; <sbyte> [#uses=2] |
| 13 | %tmp2.rec = add int %CurPtr_addr.0.rec, 1 ; <int> [#uses=1] |
| 14 | %tmp2 = getelementptr sbyte* %CurPtr, int %tmp2.rec ; <sbyte*> [#uses=1] |
| 15 | %indvar.next = add uint %indvar, 1 ; <uint> [#uses=1] |
| 16 | switch sbyte %tmp, label %bb [ |
| 17 | sbyte 0, label %bb7 |
| 18 | sbyte 120, label %bb7 |
| 19 | ] |
| 20 | |
| 21 | bb7: ; preds = %bb, %bb |
| Reid Spencer | 8aabc9e | 2007-01-02 05:53:06 +0000 | [diff] [blame] | 22 | %tmp = cast sbyte %tmp to ubyte ; <ubyte> [#uses=1] |
| Chris Lattner | 96f5362 | 2006-10-22 21:36:06 +0000 | [diff] [blame] | 23 | tail call void %foo( ubyte %tmp ) |
| 24 | ret sbyte* %tmp2 |
| 25 | } |
| 26 | |
| 27 | declare void %foo(ubyte) |