github.com/shogo82148/std@v1.22.1-0.20240327122250-4e474527810c/cmd/internal/obj/data.go (about)

     1  // Derived from Inferno utils/6l/obj.c and utils/6l/span.c
     2  // https://bitbucket.org/inferno-os/inferno-os/src/master/utils/6l/obj.c
     3  // https://bitbucket.org/inferno-os/inferno-os/src/master/utils/6l/span.c
     4  //
     5  //	Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
     6  //	Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
     7  //	Portions Copyright © 1997-1999 Vita Nuova Limited
     8  //	Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
     9  //	Portions Copyright © 2004,2006 Bruce Ellis
    10  //	Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
    11  //	Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
    12  //	Portions Copyright © 2009 The Go Authors. All rights reserved.
    13  //
    14  // Permission is hereby granted, free of charge, to any person obtaining a copy
    15  // of this software and associated documentation files (the "Software"), to deal
    16  // in the Software without restriction, including without limitation the rights
    17  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    18  // copies of the Software, and to permit persons to whom the Software is
    19  // furnished to do so, subject to the following conditions:
    20  //
    21  // The above copyright notice and this permission notice shall be included in
    22  // all copies or substantial portions of the Software.
    23  //
    24  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    25  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    26  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
    27  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    28  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    29  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    30  // THE SOFTWARE.
    31  
    32  package obj
    33  
    34  // Grow increases the length of s.P to lsiz.
    35  func (s *LSym) Grow(lsiz int64)
    36  
    37  // GrowCap increases the capacity of s.P to c.
    38  func (s *LSym) GrowCap(c int64)
    39  
    40  // WriteFloat32 writes f into s at offset off.
    41  func (s *LSym) WriteFloat32(ctxt *Link, off int64, f float32)
    42  
    43  // WriteFloat64 writes f into s at offset off.
    44  func (s *LSym) WriteFloat64(ctxt *Link, off int64, f float64)
    45  
    46  // WriteInt writes an integer i of size siz into s at offset off.
    47  func (s *LSym) WriteInt(ctxt *Link, off int64, siz int, i int64)
    48  
    49  // WriteAddr writes an address of size siz into s at offset off.
    50  // rsym and roff specify the relocation for the address.
    51  func (s *LSym) WriteAddr(ctxt *Link, off int64, siz int, rsym *LSym, roff int64)
    52  
    53  // WriteWeakAddr writes an address of size siz into s at offset off.
    54  // rsym and roff specify the relocation for the address.
    55  // This is a weak reference.
    56  func (s *LSym) WriteWeakAddr(ctxt *Link, off int64, siz int, rsym *LSym, roff int64)
    57  
    58  // WriteCURelativeAddr writes a pointer-sized address into s at offset off.
    59  // rsym and roff specify the relocation for the address which will be
    60  // resolved by the linker to an offset from the DW_AT_low_pc attribute of
    61  // the DWARF Compile Unit of rsym.
    62  func (s *LSym) WriteCURelativeAddr(ctxt *Link, off int64, rsym *LSym, roff int64)
    63  
    64  // WriteOff writes a 4 byte offset to rsym+roff into s at offset off.
    65  // After linking the 4 bytes stored at s+off will be
    66  // rsym+roff-(start of section that s is in).
    67  func (s *LSym) WriteOff(ctxt *Link, off int64, rsym *LSym, roff int64)
    68  
    69  // WriteWeakOff writes a weak 4 byte offset to rsym+roff into s at offset off.
    70  // After linking the 4 bytes stored at s+off will be
    71  // rsym+roff-(start of section that s is in).
    72  func (s *LSym) WriteWeakOff(ctxt *Link, off int64, rsym *LSym, roff int64)
    73  
    74  // WriteString writes a string of size siz into s at offset off.
    75  func (s *LSym) WriteString(ctxt *Link, off int64, siz int, str string)
    76  
    77  // WriteBytes writes a slice of bytes into s at offset off.
    78  func (s *LSym) WriteBytes(ctxt *Link, off int64, b []byte) int64
    79  
    80  func Addrel(s *LSym) *Reloc