| // Copyright 2018 The gVisor Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // +build amd64 |
| |
| #include "textflag.h" |
| |
| TEXT ·andUint32(SB),NOSPLIT,$0-12 |
| MOVQ addr+0(FP), BX |
| MOVL val+8(FP), AX |
| LOCK |
| ANDL AX, 0(BX) |
| RET |
| |
| TEXT ·orUint32(SB),NOSPLIT,$0-12 |
| MOVQ addr+0(FP), BX |
| MOVL val+8(FP), AX |
| LOCK |
| ORL AX, 0(BX) |
| RET |
| |
| TEXT ·xorUint32(SB),NOSPLIT,$0-12 |
| MOVQ addr+0(FP), BX |
| MOVL val+8(FP), AX |
| LOCK |
| XORL AX, 0(BX) |
| RET |
| |
| TEXT ·compareAndSwapUint32(SB),NOSPLIT,$0-20 |
| MOVQ addr+0(FP), DI |
| MOVL old+8(FP), AX |
| MOVL new+12(FP), DX |
| LOCK |
| CMPXCHGL DX, 0(DI) |
| MOVL AX, ret+16(FP) |
| RET |
| |
| TEXT ·andUint64(SB),NOSPLIT,$0-16 |
| MOVQ addr+0(FP), BX |
| MOVQ val+8(FP), AX |
| LOCK |
| ANDQ AX, 0(BX) |
| RET |
| |
| TEXT ·orUint64(SB),NOSPLIT,$0-16 |
| MOVQ addr+0(FP), BX |
| MOVQ val+8(FP), AX |
| LOCK |
| ORQ AX, 0(BX) |
| RET |
| |
| TEXT ·xorUint64(SB),NOSPLIT,$0-16 |
| MOVQ addr+0(FP), BX |
| MOVQ val+8(FP), AX |
| LOCK |
| XORQ AX, 0(BX) |
| RET |
| |
| TEXT ·compareAndSwapUint64(SB),NOSPLIT,$0-32 |
| MOVQ addr+0(FP), DI |
| MOVQ old+8(FP), AX |
| MOVQ new+16(FP), DX |
| LOCK |
| CMPXCHGQ DX, 0(DI) |
| MOVQ AX, ret+24(FP) |
| RET |