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Date: Sat, 1 May 2004 21:08:10 +0200
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From: Jakub Jelinek <jakub@redhat.com>
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To: Dan Kegel <dank@kegel.com>, mark@codesourcery.com
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Cc: gcc-patches@gcc.gnu.org
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Subject: [PATCH] sparc64-linux --with-cpu=ultrasparc fix
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Message-ID: <20040501190810.GD5191@sunsite.ms.mff.cuni.cz>
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Reply-To: Jakub Jelinek <jakub@redhat.com>
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References: <40940B11.9080907@kegel.com>
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In-Reply-To: <40940B11.9080907@kegel.com>
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On Sat, May 01, 2004 at 01:39:45PM -0700, Dan Kegel wrote:
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> I'm having a bit of trouble configuring gcc-3.4.0 for sparc64-linux.
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> The resulting compiler defaults to sparc32, which is a problem
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> because it means having to figure out how to add
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> -mcpu=ultrasparc3 -Wa,-Av9a -m64 to CFLAGS for everything I build.
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> The worst part is that this even affects libgcc.a, which makes it
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> pretty hard to link any sparc64 executables. I could figure out
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> how mklibgcc and multilibbing work, and maybe thereby get a good 64 bit
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> libgcc.a,
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> but I'd kind of like to avoid that for the moment, and just really get
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> gcc to default to 64 bit output.
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>
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> What's the right way to get gcc to default to building 64 bit executables
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> when targeting sparc64-linux?
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There was TARGET_CPU_ultrasparc3 missing in linux64.h.
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I've commited the following fix to the trunk, but as it is not a regression,
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I'm not sure if Mark is ok with this for gcc-3_4-branch.
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2004-05-01 Jakub Jelinek <jakub@redhat.com>
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* config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
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also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
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--- gcc-3.4.0/gcc/config/sparc/linux64.h.jj 2004-05-01 22:59:52.000000000 +0200
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+++ gcc-3.4.0/gcc/config/sparc/linux64.h 2004-05-01 23:00:41.126176529 +0200
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@@ -39,7 +39,9 @@ Boston, MA 02111-1307, USA. */
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#undef MD_EXEC_PREFIX
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#undef MD_STARTFILE_PREFIX
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-#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc
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+#if TARGET_CPU_DEFAULT == TARGET_CPU_v9 \
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+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc \
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+ || TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3
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/* A 64 bit v9 compiler with stack-bias,
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in a Medium/Low code model environment. */
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Jakub
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