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* stabs.texinfo: Add notes about stabs-in-som where appropriate.

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Jeff Law
1993-12-27 04:47:59 +00:00
parent 2f8c3639fa
commit e89d48dd88
2 changed files with 14 additions and 9 deletions
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4
gdb/doc/ChangeLog
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@ -1,3 +1,7 @@
Sun Dec 26 20:46:36 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
* stabs.texinfo: Add notes about stabs-in-som where appropriate.
Fri Dec 3 19:13:19 1993 John Gilmore (gnu@cygnus.com) Fri Dec 3 19:13:19 1993 John Gilmore (gnu@cygnus.com)
* gdbint.texinfo: Fix a few typos. * gdbint.texinfo: Fix a few typos.

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gdb/doc/stabs.texinfo
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@ -475,8 +475,9 @@ file. @code{C_BINCL} and @code{C_EINCL} do not nest.
An @code{N_SLINE} symbol represents the start of a source line. The An @code{N_SLINE} symbol represents the start of a source line. The
desc field contains the line number and the value desc field contains the line number and the value
contains the code address for the start of that source line. On most contains the code address for the start of that source line. On most
machines the address is absolute; for Sun's stabs-in-ELF, it is relative machines the address is absolute; for Sun's stabs-in-ELF and GNU's
to the function in which the @code{N_SLINE} symbol occurs. stabs-in-SOM, it is relative to the function in which the @code{N_SLINE}
symbol occurs.
@findex N_DSLINE @findex N_DSLINE
@findex N_BSLINE @findex N_BSLINE
@ -649,8 +650,8 @@ RISC machine, and Sun @code{acc} compilers, put the variables after the
@code{N_RBRAC} symbols are the start and end addresses of the code of @code{N_RBRAC} symbols are the start and end addresses of the code of
the block, respectively. For most machines, they are relative to the the block, respectively. For most machines, they are relative to the
starting address of this source file. For the Gould NP1, they are starting address of this source file. For the Gould NP1, they are
absolute. For Sun's stabs-in-ELF, they are relative to the function in absolute. For Sun's stabs-in-ELF and GNU's stabs-in-SOM, they are relative
which they occur. to the function in which they occur.
The @code{N_LBRAC} and @code{N_RBRAC} stabs that describe the block The @code{N_LBRAC} and @code{N_RBRAC} stabs that describe the block
scope of a procedure are located after the @code{N_FUN} stab that scope of a procedure are located after the @code{N_FUN} stab that
@ -2187,10 +2188,10 @@ entry now holds an absolute address:
0000e008 D _g_foo 0000e008 D _g_foo
@end example @end example
@node ELF Transformations @node ELF and SOM Transformations
@subsection Transformations of Stabs in ELF Files @subsection Transformations of Stabs in ELF and SOM Files
For ELF files, use @code{objdump --stabs} instead of @code{nm} to show For ELF and SOM files, use @code{objdump --stabs} instead of @code{nm} to show
the stabs in an object or executable file. @code{objdump} is a GNU the stabs in an object or executable file. @code{objdump} is a GNU
utility; Sun does not provide any equivalent. utility; Sun does not provide any equivalent.
@ -2936,8 +2937,8 @@ description in the class stab shows this ordering.
The following are all the possible values for the stab type field, for The following are all the possible values for the stab type field, for
@code{a.out} files, in numeric order. This does not apply to XCOFF, but @code{a.out} files, in numeric order. This does not apply to XCOFF, but
it does apply to stabs in ELF. Stabs in ECOFF use these values but add it does apply to stabs in ELF and stabs in SOM. Stabs in ECOFF use these
0x8f300 to distinguish them from non-stab symbols. values but add 0x8f300 to distinguish them from non-stab symbols.
The symbolic names are defined in the file @file{include/aout/stabs.def}. The symbolic names are defined in the file @file{include/aout/stabs.def}.