| Akira Hatanaka | 33a5303 | 2015-07-07 14:45:12 +0000 | [diff] [blame] | 1 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - | FileCheck -check-prefix=NO-OPTION %s |
| 2 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -mattr=+long-calls | FileCheck -check-prefix=LONGCALL %s |
| 3 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -mattr=-long-calls | FileCheck -check-prefix=NO-LONGCALL %s |
| 4 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 | FileCheck -check-prefix=NO-OPTION %s |
| 5 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 -mattr=+long-calls | FileCheck -check-prefix=LONGCALL %s |
| 6 | ; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 -mattr=-long-calls | FileCheck -check-prefix=NO-LONGCALL %s |
| Akira Hatanaka | 1bc8af7 | 2015-07-07 06:54:42 +0000 | [diff] [blame] | 7 | |
| 8 | ; NO-OPTION-LABEL: {{_?}}caller0 |
| Akira Hatanaka | 33a5303 | 2015-07-07 14:45:12 +0000 | [diff] [blame] | 9 | ; NO-OPTION: ldr [[R0:r[0-9]+]], [[L0:.*]] |
| 10 | ; NO-OPTION: blx [[R0]] |
| 11 | ; NO-OPTION: [[L0]]: |
| 12 | ; NO-OPTION: .long {{_?}}callee0 |
| Akira Hatanaka | 1bc8af7 | 2015-07-07 06:54:42 +0000 | [diff] [blame] | 13 | |
| 14 | ; LONGCALL-LABEL: {{_?}}caller0 |
| Akira Hatanaka | 33a5303 | 2015-07-07 14:45:12 +0000 | [diff] [blame] | 15 | ; LONGCALL: ldr [[R0:r[0-9]+]], [[L0:.*]] |
| 16 | ; LONGCALL: blx [[R0]] |
| 17 | ; LONGCALL: [[L0]]: |
| 18 | ; LONGCALL: .long {{_?}}callee0 |
| Akira Hatanaka | 1bc8af7 | 2015-07-07 06:54:42 +0000 | [diff] [blame] | 19 | |
| 20 | ; NO-LONGCALL-LABEL: {{_?}}caller0 |
| 21 | ; NO-LONGCALL: bl {{_?}}callee0 |
| 22 | |
| 23 | define i32 @caller0() #0 { |
| 24 | entry: |
| 25 | tail call void @callee0() |
| 26 | ret i32 0 |
| 27 | } |
| 28 | |
| 29 | ; NO-OPTION-LABEL: {{_?}}caller1 |
| 30 | ; NO-OPTION: bl {{_?}}callee0 |
| 31 | |
| 32 | ; LONGCALL-LABEL: {{_?}}caller1 |
| Akira Hatanaka | 33a5303 | 2015-07-07 14:45:12 +0000 | [diff] [blame] | 33 | ; LONGCALL: ldr [[R0:r[0-9]+]], [[L0:.*]] |
| 34 | ; LONGCALL: blx [[R0]] |
| 35 | ; LONGCALL: [[L0]]: |
| 36 | ; LONGCALL: .long {{_?}}callee0 |
| Akira Hatanaka | 1bc8af7 | 2015-07-07 06:54:42 +0000 | [diff] [blame] | 37 | |
| 38 | ; NO-LONGCALL-LABEL: {{_?}}caller1 |
| 39 | ; NO-LONGCALL: bl {{_?}}callee0 |
| 40 | |
| 41 | define i32 @caller1() { |
| 42 | entry: |
| 43 | tail call void @callee0() |
| 44 | ret i32 0 |
| 45 | } |
| 46 | |
| 47 | declare void @callee0() |
| 48 | |
| 49 | attributes #0 = { "target-features"="+long-calls" } |