| Simon Dardis | d2ed8ab | 2016-09-27 13:15:54 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=mipsel -relocation-model=pic -mips-tail-calls=1 < %s | FileCheck %s |
| Akira Hatanaka | af4211a | 2013-09-28 00:12:32 +0000 | [diff] [blame] | 2 | |
| 3 | ; CHECK-LABEL: foo6: |
| 4 | ; CHECK: %while.body |
| 5 | ; CHECK: lw $25, %call16(foo2)(${{[0-9]+}}) |
| 6 | ; CHECK: jalr $25 |
| 7 | ; CHECK: %while.end |
| 8 | |
| 9 | define void @foo6(i32 %n) { |
| 10 | entry: |
| 11 | %tobool1 = icmp eq i32 %n, 0 |
| 12 | br i1 %tobool1, label %while.end, label %while.body |
| 13 | |
| 14 | while.body: ; preds = %entry, %while.body |
| 15 | %n.addr.02 = phi i32 [ %dec, %while.body ], [ %n, %entry ] |
| 16 | %dec = add nsw i32 %n.addr.02, -1 |
| 17 | tail call void @foo2() |
| 18 | %tobool = icmp eq i32 %dec, 0 |
| 19 | br i1 %tobool, label %while.end, label %while.body |
| 20 | |
| 21 | while.end: ; preds = %while.body, %entry |
| 22 | ret void |
| 23 | } |
| 24 | |
| 25 | declare void @foo2() |
| 26 | |
| 27 | ; CHECK-LABEL: foo1: |
| 28 | ; CHECK: lw $25, %call16(foo2)(${{[0-9]+}}) |
| 29 | ; CHECK: jalr $25 |
| 30 | ; CHECK: lw $25, %call16(foo2)(${{[0-9]+}}) |
| 31 | ; CHECK: jalr $25 |
| 32 | ; CHECK: lw $25, %call16(foo2)(${{[0-9]+}}) |
| Simon Dardis | 1dcb911 | 2016-11-20 21:23:08 +0000 | [diff] [blame] | 33 | ; CHECK: jalr $25 |
| Akira Hatanaka | af4211a | 2013-09-28 00:12:32 +0000 | [diff] [blame] | 34 | |
| 35 | define void @foo1() { |
| 36 | entry: |
| 37 | tail call void @foo2() |
| 38 | tail call void @foo2() |
| 39 | tail call void @foo2() |
| 40 | ret void |
| 41 | } |