Dale Johannesen | 2c25250 | 2007-10-24 20:58:14 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | llc -march=x86 -relocation-model=static | grep lea | count 1 |
Dan Gohman | 5766ac7 | 2007-10-22 20:40:42 +0000 | [diff] [blame] | 2 | ; RUN: llvm-as < %s | llc -march=x86-64 | not grep lea |
| 3 | |
| 4 | ; For x86 there's an lea above the loop. In both cases, there shouldn't |
| 5 | ; be any lea instructions inside the loop. |
| 6 | |
| 7 | @B = external global [1000 x i8], align 32 |
| 8 | @A = external global [1000 x i8], align 32 |
| 9 | @P = external global [1000 x i8], align 32 |
| 10 | |
| 11 | define void @foo(i32 %m, i32 %p) { |
| 12 | entry: |
| 13 | %tmp1 = icmp sgt i32 %m, 0 |
| 14 | br i1 %tmp1, label %bb, label %return |
| 15 | |
| 16 | bb: |
| 17 | %i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ] |
| 18 | %tmp2 = getelementptr [1000 x i8]* @B, i32 0, i32 %i.019.0 |
| 19 | %tmp3 = load i8* %tmp2, align 4 |
| 20 | %tmp4 = mul i8 %tmp3, 2 |
| 21 | %tmp5 = getelementptr [1000 x i8]* @A, i32 0, i32 %i.019.0 |
| 22 | store i8 %tmp4, i8* %tmp5, align 4 |
| 23 | %tmp8 = mul i32 %i.019.0, 9 |
| 24 | %tmp0 = add i32 %tmp8, %p |
| 25 | %tmp10 = getelementptr [1000 x i8]* @P, i32 0, i32 %tmp0 |
| 26 | store i8 17, i8* %tmp10, align 4 |
| 27 | %indvar.next = add i32 %i.019.0, 1 |
| 28 | %exitcond = icmp eq i32 %indvar.next, %m |
| 29 | br i1 %exitcond, label %return, label %bb |
| 30 | |
| 31 | return: |
| 32 | ret void |
| 33 | } |
| 34 | |