github.com/scaleoutsean/fusego@v0.0.0-20220224074057-4a6429e46bb8/internal/buffer/runtime_other.s (about)

     1  // Copyright 2015 Google Inc. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // +build amd64 arm64 ppc64 ppc64le
    16  // +build !go1.8
    17  
    18  // Assembly code isn't subject to visibility restrictions, so we can jump
    19  // directly into package runtime.
    20  //
    21  // Technique copied from here:
    22  //     https://github.com/golang/go/blob/d8c6dac/src/os/signal/sig.s
    23  
    24  #include "textflag.h"
    25  
    26  #ifdef GOARCH_ppc64
    27  #define JMP BR
    28  #endif
    29  #ifdef GOARCH_ppc64le
    30  #define JMP BR
    31  #endif
    32  
    33  TEXT ·memclr(SB),NOSPLIT,$0-16
    34  	JMP runtime·memclr(SB)
    35  
    36  TEXT ·memmove(SB),NOSPLIT,$0-24
    37  	JMP runtime·memmove(SB)