| Stephen Hines | 36b5688 | 2014-04-23 16:57:46 -0700 | [diff] [blame] | 1 | ; RUN: llc -mtriple armv7 -O0 -o - < %s | FileCheck %s -check-prefix CHECK-TAIL |
| 2 | ; RUN: llc -mtriple armv7 -O0 -disable-tail-calls -o - < %s \ |
| 3 | ; RUN: | FileCheck %s -check-prefix CHECK-NO-TAIL |
| 4 | |
| 5 | declare i32 @callee(i32 %i) |
| 6 | |
| 7 | define i32 @caller(i32 %i) { |
| 8 | entry: |
| 9 | %r = tail call i32 @callee(i32 %i) |
| 10 | ret i32 %r |
| 11 | } |
| 12 | |
| 13 | ; CHECK-TAIL-LABEL: caller |
| 14 | ; CHECK-TAIL: b callee |
| 15 | |
| 16 | ; CHECK-NO-TAIL-LABEL: caller |
| 17 | ; CHECK-NO-TAIL: push {lr} |
| 18 | ; CHECK-NO-TAIL: bl callee |
| 19 | ; CHECK-NO-TAIL: pop {lr} |
| 20 | ; CHECK-NO-TAIL: bx lr |
| 21 | |