projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ef2b01e A |
1 | #------------------------------------------------------------------------------ |
| 2 | # | |
| d6ebcab7 | 3 | # Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> |
| 2ef2b01e | 4 | # |
| d6ebcab7 | 5 | # This program and the accompanying materials |
| 2ef2b01e A |
6 | # are licensed and made available under the terms and conditions of the BSD License |
| 7 | # which accompanies this distribution. The full text of the license may be found at | |
| 8 | # http://opensource.org/licenses/bsd-license.php | |
| 9 | # | |
| 10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| 11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| 12 | # | |
| 13 | #------------------------------------------------------------------------------ | |
| 14 | ||
| 2ac288f9 | 15 | .text |
| 16 | .align 2 | |
| 17 | GCC_ASM_EXPORT(__divdi3) | |
| 18 | ||
| 4e471bfd | 19 | ASM_PFX(__divdi3): |
| 2ac288f9 | 20 | @ args = 0, pretend = 0, frame = 0 |
| 21 | @ frame_needed = 1, uses_anonymous_args = 0 | |
| 22 | stmfd sp!, {r4, r5, r7, lr} | |
| 23 | mov r4, r3, asr #31 | |
| 24 | add r7, sp, #8 | |
| 25 | stmfd sp!, {r10, r11} | |
| 26 | mov r10, r1, asr #31 | |
| 27 | sub sp, sp, #8 | |
| 28 | mov r11, r10 | |
| 29 | mov r5, r4 | |
| 30 | eor r0, r0, r10 | |
| 31 | eor r1, r1, r10 | |
| 32 | eor r2, r2, r4 | |
| 33 | eor r3, r3, r4 | |
| 34 | subs r2, r2, r4 | |
| 35 | sbc r3, r3, r5 | |
| 36 | mov ip, #0 | |
| 37 | subs r0, r0, r10 | |
| 38 | sbc r1, r1, r11 | |
| 39 | str ip, [sp, #0] | |
| 40 | bl ASM_PFX(__udivmoddi4) | |
| 41 | eor r2, r10, r4 | |
| 42 | eor r3, r10, r4 | |
| 43 | eor r0, r0, r2 | |
| 44 | eor r1, r1, r3 | |
| 45 | subs r0, r0, r2 | |
| 46 | sbc r1, r1, r3 | |
| 47 | sub sp, r7, #16 | |
| 48 | ldmfd sp!, {r10, r11} | |
| 49 | ldmfd sp!, {r4, r5, r7, pc} |