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patches/gcc/4.3.1/250-sh-pr24836.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed Sep 09 00:02:01 2009 +0200 (2009-09-09)
changeset 1525 4647e6fb994a
parent 552 4edbcdb17e3d
permissions -rw-r--r--
gcc: add patch to fix EABI for armv4t

As pointed out by Martin GUY, gcc incorrectly generates armv5t
instrcutions for EABI, even for cores that are an armv4t.
The new patch (for the 4.3 series) fixes the problem by downgrading
the default CPU for EABI to being an armv4t core. 
     1 Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/74_all_sh-pr24836.patch

     2 http://sourceforge.net/mailarchive/forum.php?thread_id=8959304&forum_id=5348

     3 http://gcc.gnu.org/PR24836

     4 

     5 diff -durN gcc-4.3.1.orig/gcc/configure gcc-4.3.1/gcc/configure

     6 --- gcc-4.3.1.orig/gcc/configure	2008-06-10 14:57:48.000000000 +0200

     7 +++ gcc-4.3.1/gcc/configure	2008-06-10 14:58:32.000000000 +0200

     8 @@ -14709,7 +14709,7 @@

     9  	tls_first_minor=14

    10  	tls_as_opt="-m64 -Aesame --fatal-warnings"

    11  	;;

    12 -  sh-*-* | sh[34]-*-*)

    13 +  sh-*-* | sh[34]*-*-*)

    14      conftest_s='

    15  	.section ".tdata","awT",@progbits

    16  foo:	.long	25

    17 diff -durN gcc-4.3.1.orig/gcc/configure.ac gcc-4.3.1/gcc/configure.ac

    18 --- gcc-4.3.1.orig/gcc/configure.ac	2008-06-10 14:57:48.000000000 +0200

    19 +++ gcc-4.3.1/gcc/configure.ac	2008-06-10 14:58:32.000000000 +0200

    20 @@ -2537,7 +2537,7 @@

    21  	tls_first_minor=14

    22  	tls_as_opt="-m64 -Aesame --fatal-warnings"

    23  	;;

    24 -  sh-*-* | sh[34]-*-*)

    25 +  sh-*-* | sh[34]*-*-*)

    26      conftest_s='

    27  	.section ".tdata","awT",@progbits

    28  foo:	.long	25
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