Home | History | Annotate | Download | only in arm
      1 // Inferno utils/5l/asm.c
      2 // https://bitbucket.org/inferno-os/inferno-os/src/default/utils/5l/asm.c
      3 //
      4 //	Copyright  1994-1999 Lucent Technologies Inc.  All rights reserved.
      5 //	Portions Copyright  1995-1997 C H Forsyth (forsyth (a] terzarima.net)
      6 //	Portions Copyright  1997-1999 Vita Nuova Limited
      7 //	Portions Copyright  2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
      8 //	Portions Copyright  2004,2006 Bruce Ellis
      9 //	Portions Copyright  2005-2007 C H Forsyth (forsyth (a] terzarima.net)
     10 //	Revisions Copyright  2000-2007 Lucent Technologies Inc. and others
     11 //	Portions Copyright  2009 The Go Authors. All rights reserved.
     12 //
     13 // Permission is hereby granted, free of charge, to any person obtaining a copy
     14 // of this software and associated documentation files (the "Software"), to deal
     15 // in the Software without restriction, including without limitation the rights
     16 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     17 // copies of the Software, and to permit persons to whom the Software is
     18 // furnished to do so, subject to the following conditions:
     19 //
     20 // The above copyright notice and this permission notice shall be included in
     21 // all copies or substantial portions of the Software.
     22 //
     23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     24 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     26 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     28 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     29 // THE SOFTWARE.
     30 
     31 package arm
     32 
     33 // Writing object files.
     34 
     35 // Inferno utils/5l/l.h
     36 // https://bitbucket.org/inferno-os/inferno-os/src/default/utils/5l/l.h
     37 //
     38 //	Copyright  1994-1999 Lucent Technologies Inc.  All rights reserved.
     39 //	Portions Copyright  1995-1997 C H Forsyth (forsyth (a] terzarima.net)
     40 //	Portions Copyright  1997-1999 Vita Nuova Limited
     41 //	Portions Copyright  2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
     42 //	Portions Copyright  2004,2006 Bruce Ellis
     43 //	Portions Copyright  2005-2007 C H Forsyth (forsyth (a] terzarima.net)
     44 //	Revisions Copyright  2000-2007 Lucent Technologies Inc. and others
     45 //	Portions Copyright  2009 The Go Authors. All rights reserved.
     46 //
     47 // Permission is hereby granted, free of charge, to any person obtaining a copy
     48 // of this software and associated documentation files (the "Software"), to deal
     49 // in the Software without restriction, including without limitation the rights
     50 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     51 // copies of the Software, and to permit persons to whom the Software is
     52 // furnished to do so, subject to the following conditions:
     53 //
     54 // The above copyright notice and this permission notice shall be included in
     55 // all copies or substantial portions of the Software.
     56 //
     57 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     58 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     59 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     60 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     61 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     62 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     63 // THE SOFTWARE.
     64 
     65 const (
     66 	maxAlign  = 8 // max data alignment
     67 	minAlign  = 1 // min data alignment
     68 	funcAlign = 4 // single-instruction alignment
     69 )
     70 
     71 /* Used by ../internal/ld/dwarf.go */
     72 const (
     73 	dwarfRegSP = 13
     74 	dwarfRegLR = 14
     75 )
     76