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Document -mvxworks on ppc ELF.
- To: gcc-patches at gcc dot gnu dot org
- Subject: Document -mvxworks on ppc ELF.
- From: Geoff Keating <geoffk at cygnus dot com>
- Date: Sun, 3 Sep 2000 18:44:11 -0700
This change was in the Red Hat tree but not on sourceware.
Tested with 'make info' on ppc-linux.
--
- Geoffrey Keating <geoffk@cygnus.com>
===File ~/patches/cygnus/rs6000-vxworksdoc.patch============
Index: ChangeLog
===================================================================
RCS file: /cvs/gcc/egcs/gcc/ChangeLog,v
retrieving revision 1.7605
diff -p -u -u -p -r1.7605 ChangeLog
--- ChangeLog 2000/09/04 01:42:25 1.7605
+++ ChangeLog 2000/09/04 01:43:26
@@ -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.
Index: invoke.texi
===================================================================
RCS file: /cvs/gcc/egcs/gcc/invoke.texi,v
retrieving revision 1.213
diff -p -u -u -p -r1.213 invoke.texi
--- invoke.texi 2000/09/02 03:28:47 1.213
+++ invoke.texi 2000/09/04 01:43:56
@@ -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
@@ -5564,6 +5564,10 @@ On embedded PowerPC systems, assume that
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
============================================================