source: trunk/third/gcc/config/i386/svr3.ifile @ 8834

Revision 8834, 1.4 KB checked in by ghudson, 28 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r8833, which included commits to RCS files with non-trunk default branches.
Line 
1/*
2 *      svr3.ifile - for collectless G++ on i386 System V.
3 *      Leaves memory configured at address 0.
4 *     
5 *      Install this file as $prefix/gcc-lib/TARGET/VERSION/gcc.ifile
6 *
7 *      BLOCK to an offset that leaves room for many headers ( the value
8 *      here allows for a file header, an outheader, and up to 11 section
9 *      headers on most systems.
10 *      BIND to an address that includes page 0 in mapped memory. The value
11 *      used for BLOCK should be or'd into this value. Here I'm setting BLOCK
12 *      to 0x200 and BIND to ( value_used_for(BLOCK) )
13 *      If you are using shared libraries, watch that you don't overlap the
14 *      address ranges assigned for shared libs.
15 *
16 *      GROUP BIND to a location in the next segment.  Here, the only value
17 *      that you should change (I think) is that within NEXT, which I've set
18 *      to my hardware segment size. You can always use a larger size, but not
19 *      a smaller one.
20 */
21SECTIONS
22{
23        .text BIND(0x000200) BLOCK (0x200) :
24        {
25                 /* plenty for room for headers */
26                *(.init)
27                *(.text)
28                vfork = fork; /* I got tired of editing peoples sloppy code */
29                *(.fini)
30        }
31        GROUP BIND( NEXT(0x400000) + (ADDR(.text) + (SIZEOF(.text)) % 0x1000)):
32        {
33                        .data : {
34                                __CTOR_LIST__ = . ;
35                                . += 4 ;        /* leading NULL */
36                                *(.ctor)
37                                . += 4 ;        /* trailing NULL */
38                                __DTOR_LIST__ = . ;
39                                . += 4 ;        /* leading NULL */
40                                *(.dtor)
41                                . += 4 ;        /* trailing NULL */
42                         }
43                        .bss : { }
44        }
45}
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