| Colin LeMahieu | bb71f7d | 2015-06-17 20:29:33 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=hexagon < %s | FileCheck %s |
| Krzysztof Parzyszek | 9a278f1 | 2013-02-11 21:37:55 +0000 | [diff] [blame] | 2 | ; Check that we generate a hardware loop instruction. |
| 3 | ; CHECK: endloop0 |
| 4 | |
| 5 | @A = common global [400 x i8] zeroinitializer, align 8 |
| 6 | @B = common global [400 x i8] zeroinitializer, align 8 |
| 7 | @C = common global [400 x i8] zeroinitializer, align 8 |
| 8 | |
| 9 | define void @run() nounwind { |
| 10 | entry: |
| 11 | br label %polly.loop_body |
| 12 | |
| 13 | polly.loop_after: ; preds = %polly.loop_body |
| 14 | ret void |
| 15 | |
| 16 | polly.loop_body: ; preds = %entry, %polly.loop_body |
| 17 | %polly.loopiv16 = phi i32 [ 0, %entry ], [ %polly.next_loopiv, %polly.loop_body ] |
| 18 | %polly.next_loopiv = add i32 %polly.loopiv16, 4 |
| 19 | %p_vector_iv14 = or i32 %polly.loopiv16, 1 |
| 20 | %p_vector_iv3 = add i32 %p_vector_iv14, 1 |
| 21 | %p_vector_iv415 = or i32 %polly.loopiv16, 3 |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 22 | %p_arrayidx = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %polly.loopiv16 |
| 23 | %p_arrayidx5 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv14 |
| 24 | %p_arrayidx6 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv3 |
| 25 | %p_arrayidx7 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv415 |
| Krzysztof Parzyszek | 9a278f1 | 2013-02-11 21:37:55 +0000 | [diff] [blame] | 26 | store i8 123, i8* %p_arrayidx, align 1 |
| 27 | store i8 123, i8* %p_arrayidx5, align 1 |
| 28 | store i8 123, i8* %p_arrayidx6, align 1 |
| 29 | store i8 123, i8* %p_arrayidx7, align 1 |
| 30 | %0 = icmp slt i32 %polly.next_loopiv, 400 |
| 31 | br i1 %0, label %polly.loop_body, label %polly.loop_after |
| 32 | } |