From patchwork Mon Feb 7 17:25:38 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [v2] gcc-4.5: added thumb2 build patch Date: Mon, 07 Feb 2011 17:25:38 -0000 From: Enrico Scholz X-Patchwork-Id: 483 Message-Id: <1297099538-25968-1-git-send-email-enrico.scholz@sigma-chemnitz.de> To: openembedded-devel@lists.openembedded.org Cc: Enrico Scholz Fix for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43999 and is required to build gcc for Thumb2 only architectures (e.g. Cortex-M3). Signed-off-by: Enrico Scholz --- recipes/gcc/gcc-4.5.inc | 3 ++- recipes/gcc/gcc-4.5/thumb2-build.patch | 16 ++++++++++++++++ 2 files changed, 18 insertions(+), 1 deletions(-) create mode 100644 recipes/gcc/gcc-4.5/thumb2-build.patch diff --git a/recipes/gcc/gcc-4.5.inc b/recipes/gcc/gcc-4.5.inc index b630528..9ba2e22 100644 --- a/recipes/gcc/gcc-4.5.inc +++ b/recipes/gcc/gcc-4.5.inc @@ -8,7 +8,7 @@ DEPENDS = "mpfr gmp libmpc libelf" NATIVEDEPS = "mpfr-native gmp-native libmpc-native" -INC_PR = "r31" +INC_PR = "r32" SRCREV = "168622" PV = "4.5" @@ -166,6 +166,7 @@ SRC_URI = "svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH} \ # file://linaro/gcc-4.5-linaro-r99457.patch \ file://gcc-scalar-widening-pr45847.patch \ file://gcc-arm-volatile-bitfield-fix.patch \ + file://thumb2-build.patch \ " SRC_URI_append_mips64 = " file://mips64-nomultilib.patch " diff --git a/recipes/gcc/gcc-4.5/thumb2-build.patch b/recipes/gcc/gcc-4.5/thumb2-build.patch new file mode 100644 index 0000000..75e765e --- /dev/null +++ b/recipes/gcc/gcc-4.5/thumb2-build.patch @@ -0,0 +1,16 @@ +Fix for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43999 + +Patch was taken from comment #3 (Jing Yu) there; the patch attached +to the named bugreport is wrong. + +Index: gcc/config/arm/lib1funcs.asm +=================================================================== +--- a/gcc/config/arm/lib1funcs.asm (revision 163231) ++++ b/gcc/config/arm/lib1funcs.asm (working copy) +@@ -642,5 +642,5 @@ + cmp \dividend, #0 @ Early termination? +- do_it hs, t ++ do_it ne, t + movnes \curbit, \curbit, lsr #4 @ No, any more bits to do? + movne \divisor, \divisor, lsr #4 + bne 1b