| //===-- sync_fetch_and_sub_8.S - ------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the __sync_fetch_and_sub_8 function for the ARM |
| // architecture. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "sync-ops.h" |
| |
| #if __ARM_ARCH_PROFILE != 'M' |
| #define sub_8(rD_LO, rD_HI, rN_LO, rN_HI, rM_LO, rM_HI) \ |
| subs rD_LO, rN_LO, rM_LO ; \ |
| sbc rD_HI, rN_HI, rM_HI |
| |
| SYNC_OP_8(sub_8) |
| #endif |
| |
| NO_EXEC_STACK_DIRECTIVE |
| |
