| Hal Finkel | b5f7b0f | 2013-07-01 19:34:59 +0000 | [diff] [blame] | 1 | ; RUN: llc -mcpu=ppc32 < %s |
| 2 | target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32" |
| 3 | target triple = "powerpc-unknown-linux-gnu" |
| 4 | |
| 5 | define void @fn1() { |
| 6 | entry: |
| 7 | br i1 undef, label %for.end, label %for.body |
| 8 | |
| 9 | for.body: ; preds = %for.body, %entry |
| 10 | %inc3 = phi i64 [ %inc, %for.body ], [ undef, %entry ] |
| 11 | %inc = add nsw i64 %inc3, 1 |
| 12 | %tobool = icmp eq i64 %inc, 0 |
| 13 | br i1 %tobool, label %for.end, label %for.body |
| 14 | |
| 15 | for.end: ; preds = %for.body, %entry |
| 16 | ret void |
| 17 | } |
| 18 | |
| 19 | ; On PPC32, CTR is also 32 bits, and so cannot hold a 64-bit count. |
| 20 | ; CHECK: @fn1 |
| 21 | ; CHECK-NOT: mtctr |
| 22 | ; CHECK: blr |
| 23 | |