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[PATCH] sparc64-linux --with-cpu=ultrasparc fix
- From: Jakub Jelinek <jakub at redhat dot com>
- To: Dan Kegel <dank at kegel dot com>, mark at codesourcery dot com
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Sat, 1 May 2004 21:08:10 +0200
- Subject: [PATCH] sparc64-linux --with-cpu=ultrasparc fix
- References: <40940B11.9080907@kegel.com>
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
On Sat, May 01, 2004 at 01:39:45PM -0700, Dan Kegel wrote:
> I'm having a bit of trouble configuring gcc-3.4.0 for sparc64-linux.
> The resulting compiler defaults to sparc32, which is a problem
> because it means having to figure out how to add
> -mcpu=ultrasparc3 -Wa,-Av9a -m64 to CFLAGS for everything I build.
> The worst part is that this even affects libgcc.a, which makes it
> pretty hard to link any sparc64 executables. I could figure out
> how mklibgcc and multilibbing work, and maybe thereby get a good 64 bit
> libgcc.a,
> but I'd kind of like to avoid that for the moment, and just really get
> gcc to default to 64 bit output.
>
> What's the right way to get gcc to default to building 64 bit executables
> when targeting sparc64-linux?
There was TARGET_CPU_ultrasparc3 missing in linux64.h.
I've commited the following fix to the trunk, but as it is not a regression,
I'm not sure if Mark is ok with this for gcc-3_4-branch.
2004-05-01 Jakub Jelinek <jakub@redhat.com>
* config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
--- gcc/config/sparc/linux64.h.jj 2004-05-01 22:59:52.000000000 +0200
+++ gcc/config/sparc/linux64.h 2004-05-01 23:00:41.126176529 +0200
@@ -39,7 +39,9 @@ Boston, MA 02111-1307, USA. */
#undef MD_EXEC_PREFIX
#undef MD_STARTFILE_PREFIX
-#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
+#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc \
+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3
/* A 64 bit v9 compiler with stack-bias,
in a Medium/Low code model environment. */
Jakub