config.gcc: Recognize powerpc-*-netbsd*.

* config.gcc: Recognize powerpc-*-netbsd*.
* doc/install.texi (Host/target specific installation notes for
GCC): Mention powerpc-*-netbsd*.
* config/rs6000/netbsd.h: New file.
(STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
(LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
(ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
(LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
(TARGET_VERSION): Redefine.
* config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
mcall-netbsd as a match for mcall-sysv.
(EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
(ncrti.S, ncrtn.S): New targets.
($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
"netbsd' as a V4 ABI.
(ASM_SPEC): Check for -mcall-netbsd.
(CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
(CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
(LIB_SPEC, ENDFILE_SPEC): Ditto.
(LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
(ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
(LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
(SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
* doc/invoke.texi (Option Summary): Add -mcall-netbsd.
(RS/6000 and PowerPC Options): Mention -mcall-netbsd.

From-SVN: r44552

2 files changed, 22 insertions, 1 deletions

diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index 1e61127..892ae0f 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -1359,6 +1359,8 @@ GNU Compiler Collection on your machine.
 @item
 @uref{#powerpc-*-linux-gnu*,,powerpc-*-linux-gnu*}
 @item
+@uref{#powerpc-*-netbsd*,,powerpc-*-netbsd*}
+@item
 @uref{#powerpc-*-eabiaix,,powerpc-*-eabiaix}
 @item
 @uref{#powerpc-*-eabisim,,powerpc-*-eabisim}
@@ -2869,6 +2871,15 @@ if you initially built it with gcc-2.7.2.x.
 </p>
 <hr>
 @end html
+@heading @anchor{powerpc-*-netbsd*}powerpc-*-netbsd*
+PowerPC system in big endian mode running NetBSD@.  To build the
+documentation you will need Texinfo version 4.0 (NetBSD 1.5.1 included
+Texinfo version 3.12).
+
+@html
+</p>
+<hr>
+@end html
 @heading @anchor{powerpc-*-eabiaix}powerpc-*-eabiaix
 Embedded PowerPC system in big endian mode with @option{-mcall-aix} selected as
 the default.
@@ -2972,6 +2983,11 @@ the @command{pkginfo} command.  To add an optional package, use the
 @command{pkgadd} command.  For further details, see the Solaris
 documentation.
 
+For Solaris 2.0 and 2.1, GCC needs six packages: @samp{SUNWarc},
+@samp{SUNWbtool}, @samp{SUNWesu}, @samp{SUNWhea}, @samp{SUNWlibm}, and
+@samp{SUNWtoo}.
+
+=======
 On some versions of Solaris, trying to use the linker and other tools in
 @file{/usr/ucb} to install GCC has been observed to cause trouble.
 For example, the linker may hang indefinitely.  The fix is to remove
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 4ac1834..d51e201 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -435,7 +435,7 @@ in the following sections.
 -mstrict-align  -mno-strict-align  -mrelocatable @gol
 -mno-relocatable  -mrelocatable-lib  -mno-relocatable-lib @gol
 -mtoc  -mno-toc -mlittle  -mlittle-endian  -mbig  -mbig-endian @gol
--mcall-aix  -mcall-sysv  -mprototype  -mno-prototype @gol
+-mcall-aix -mcall-sysv -mcall-netbsd -mprototype  -mno-prototype @gol
 -msim  -mmvme  -mads  -myellowknife  -memb -msdata @gol
 -msdata=@var{opt}  -mvxworks -G @var{num}}
 
@@ -6853,6 +6853,11 @@ operating system.
 On System V.4 and embedded PowerPC systems compile code for the
 Linux-based GNU system.
 
+@item -mcall-netbsd
+@opindex mcall-netbsd
+On System V.4 and embedded PowerPC systems compile code for the
+NetBSD operating system.
+
 @item -mprototype
 @itemx -mno-prototype
 @opindex mprototype