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* invoke.texi: Document the -mvxworks option for rs6000 ELF.

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From-SVN: r36124
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Geoff Keating 2000-09-04 01:45:31 +00:00 committed by Geoffrey Keating
parent 0d86f538d8
commit bff46771f0
2 changed files with 7 additions and 1 deletions
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gcc/ChangeLog
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@ -1,5 +1,7 @@
2000-09-03 Geoff Keating <geoffk@cygnus.com>
* invoke.texi: Document the -mvxworks option for rs6000 ELF.
* config/rs6000/rs6000.h: Update various comments about XER_REGNO.
(REGNO_REG_CLASS): Use symbolic register
names.

6
gcc/invoke.texi
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@ -340,7 +340,7 @@ in the following sections.
-mtoc -mno-toc -mlittle -mlittle-endian -mbig -mbig-endian
-mcall-aix -mcall-sysv -mprototype -mno-prototype
-msim -mmvme -mads -myellowknife -memb -msdata
-msdata=@var{opt} -G @var{num}
-msdata=@var{opt} -mvxworks -G @var{num}
@emph{RT Options}
-mcall-lib-mul -mfp-arg-in-fpregs -mfp-arg-in-gregs
@ -5565,6 +5565,10 @@ On embedded PowerPC systems, assume that the startup module is called
@file{crt0.o} and the standard C libraries are @file{libyk.a} and
@file{libc.a}.
@item -mvxworks
On System V.4 and embedded PowerPC systems, specify that you are
compiling for a VxWorks system.
@item -memb
On embedded PowerPC systems, set the @var{PPC_EMB} bit in the ELF flags
header to indicate that @samp{eabi} extended relocations are used.