| OLD | NEW |
| 1 ; Show that we know how to translate instruction sub. | 1 ; Show that we know how to translate instruction sub. |
| 2 ; TODO(kschimpf) Currently only know how to test subtract 1 from R0. | 2 ; TODO(kschimpf) Currently only know how to test subtract 1 from R0. |
| 3 | 3 |
| 4 ; NOTE: We use -O2 to get rid of memory stores. | 4 ; NOTE: We use -O2 to get rid of memory stores. |
| 5 | 5 |
| 6 ; REQUIRES: allow_dump |
| 7 |
| 6 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 \ | 8 ; RUN: %p2i --filetype=asm -i %s --target=arm32 --args -O2 \ |
| 7 ; RUN: | FileCheck %s --check-prefix=ASM | 9 ; RUN: | FileCheck %s --check-prefix=ASM |
| 8 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 \ | 10 ; RUN: %p2i --filetype=iasm -i %s --target=arm32 --args -O2 \ |
| 9 ; RUN: | FileCheck %s --check-prefix=IASM | 11 ; RUN: | FileCheck %s --check-prefix=IASM |
| 10 | 12 |
| 11 define internal i32 @sub1FromR0(i32 %p) { | 13 define internal i32 @sub1FromR0(i32 %p) { |
| 12 %v = sub i32 %p, 1 | 14 %v = sub i32 %p, 1 |
| 13 ret i32 %v | 15 ret i32 %v |
| 14 } | 16 } |
| 15 | 17 |
| 16 ; ASM-LABEL: sub1FromR0: | 18 ; ASM-LABEL: sub1FromR0: |
| 17 ; ASM: sub r0, r0, #1 | 19 ; ASM: sub r0, r0, #1 |
| 18 ; ASM: bx lr | 20 ; ASM: bx lr |
| 19 | 21 |
| 20 ; IASM-LABEL: sub1FromR0: | 22 ; IASM-LABEL: sub1FromR0: |
| 21 ; IASM: .byte 0x1 | 23 ; IASM: .byte 0x1 |
| 22 ; IASM-NEXT: .byte 0x0 | 24 ; IASM-NEXT: .byte 0x0 |
| 23 ; IASM-NEXT: .byte 0x40 | 25 ; IASM-NEXT: .byte 0x40 |
| 24 ; IASM-NEXT: .byte 0xe2 | 26 ; IASM-NEXT: .byte 0xe2 |
| 25 | 27 |
| OLD | NEW |