You need to specify target info a bit differently. See the sh4.cache
attachment in the following email for an example:
http://www.canonware.com/pipermail/jemalloc-discuss/2011-April/000018.html
Jason
> On Jan 30, 2016, at 12:20 AM, Jorge Fernandez Monteagudo <[email protected]>
> wrote:
>
> Another one...
>
> I don't know why the autogen.sh is getting the properties from the building
> system not the target???
>
> I do
>
> $ source
> /opt/fsl-imx-fb/3.14.52-1.1.0/environment-setup-cortexa9hf-vfp-neon-poky-linux-gnueabi
> $ ./autogen.sh --build=x86_64-linux --host=arm-poky-linux-gnueabi
> --target=arm-poky-linux-gnueabi --enable-debug
> ...
> checking whether byte ordering is bigendian... (cached) no
> checking size of void *... (cached) 8
> checking size of int... (cached) 4
> checking size of long... (cached) 8
> checking size of intmax_t... 8
> checking build system type... x86_64-pc-linux-gnu
> checking host system type... arm-poky-linux-gnueabi
> ...
>
> with this defines the code generated is wrong. The void * is a 32b pointer in
> the target, but a 64b one in the build machine.
> There are some warnings compiling too
>
> arm-poky-linux-gnueabi-gcc -march=armv7-a -mfloat-abi=hard -mfpu=neon
> -mtune=cortex-a9
> --sysroot=/opt/fsl-imx-fb/3.14.52-1.1.0/sysroots/cortexa9hf-vfp-neon-poky-linux-gnueabi
> -O2 -pipe -g -feliminate-unused-debug-types -fvisibility=hidden -fPIC -DPIC
> -c -D_GNU_SOURCE -D_REENTRANT -Iinclude -Iinclude -o src/jemalloc.pic.o
> src/jemalloc.c
> src/jemalloc.c:77:2: warning: left shift count >= width of type
> SIZE_CLASSES
> ^
> ...
> arm-poky-linux-gnueabi-gcc -march=armv7-a -mfloat-abi=hard -mfpu=neon
> -mtune=cortex-a9
> --sysroot=/opt/fsl-imx-fb/3.14.52-1.1.0/sysroots/cortexa9hf-vfp-neon-poky-linux-gnueabi
> -O2 -pipe -g -feliminate-unused-debug-types -fvisibility=hidden -c
> -D_GNU_SOURCE -D_REENTRANT -Iinclude -Iinclude -o src/util.o src/util.c
> In file included from include/jemalloc/internal/jemalloc_internal.h:500:0,
> from src/util.c:23:
> include/jemalloc/internal/util.h: In function ‘je_pow2_ceil’:
> include/jemalloc/internal/util.h:207:2: warning: right shift count >= width
> of type
> x |= x >> 32;
> ^
>
> ________________________________________
> From: [email protected]
> [[email protected]] On Behalf Of Jorge Fernandez
> Monteagudo [[email protected]]
> Sent: Friday, January 29, 2016 7:56 PM
> To: [email protected]
> Subject: RE: jemalloc on iMX6 ARM
>
> Another clue. I've generated the library with
>
> $ ./configure --build=x86_64-linux --host=arm-poky-linux-gnueabi
> --enable-debug
>
> and now I have
>
> # export LD_PRELOAD=/tmp/libjemalloc.so.2
> # ls
> <jemalloc>: src/rtree.c:18: Failed assertion: "bits > 0 && bits <=
> (sizeof(uintptr_t) << 3)"
> Aborted
>
>
> ________________________________________
> From: [email protected]
> [[email protected]] On Behalf Of Jorge Fernandez
> Monteagudo [[email protected]]
> Sent: Friday, January 29, 2016 7:26 PM
> To: [email protected]
> Subject: jemalloc on iMX6 ARM
>
> Hi all, this is my first post to this mailing list.
>
> I'm trying to give a try to jemalloc in a iMX6 ARM board. I've
> downloaded the current master image from
>
> https://github.com/jemalloc/jemalloc/tree/master
>
> I've done the cross compilation with no problem and I've deploy
> the lib to the board. Our iMX6 image is using 3.14 linux kernel.
> The library generated with
>
> ./configure --build=x86_64-linux --host=arm-poky-linux-gnueabi
> scp lib/libjemalloc.so.2 root@<imx6_board_ip>:/tmp/
>
> when I tried in the board I get:
>
> # export LD_PRELOAD=/tmp/libjemalloc.so.2
> # ls
> Bus error
>
> and in dmesg I can see
>
> Alignment trap: not handling instruction e1b14f9f at [<76f06b14>]
> Unhandled fault: alignment exception (0x011) at 0x76f2cfe4
>
>
> If I build the library with
>
> ./configure --build=x86_64-linux --host=arm-poky-linux-gnueabi --disable-fill
> scp lib/libjemalloc.so.2 root@<imx6_board_ip>:/tmp/
>
> when I tried in the board I get:
>
> # export LD_PRELOAD=/tmp/libjemalloc.so.2
> # ls
> Segmentation fault
>
>
> I guess the jemalloc is able to work on ARM systems. Where should I start
> looking to
> make it work? Any hint is welcome!
>
>
> Pd: This is the configuration the 'configure' process prints on screen
>
> ===============================================================================
> jemalloc version : 0.0.0-0-g0000000000000000000000000000000000000000
> library revision : 2
>
> CONFIG : --build=x86_64-linux --host=arm-poky-linux-gnueabi
> build_alias=x86_64-linux host_alias=arm-poky-linux-gnueabi
> 'CC=arm-poky-linux-gnueabi-gcc -march=armv7-a -mfloat-abi=hard -mfpu=neon
> -mtune=cortex-a9
> --sysroot=/opt/fsl-imx-fb/3.14.52-1.1.0/sysroots/cortexa9hf-vfp-neon-poky-linux-gnueabi'
> 'CFLAGS= -O2 -pipe -g -feliminate-unused-debug-types' 'LDFLAGS=-Wl,-O1
> -Wl,--hash-style=gnu -Wl,--as-needed' CPPFLAGS=
> 'CPP=arm-poky-linux-gnueabi-gcc -E -march=armv7-a -mfloat-abi=hard -mfpu=neon
> -mtune=cortex-a9
> --sysroot=/opt/fsl-imx-fb/3.14.52-1.1.0/sysroots/cortexa9hf-vfp-neon-poky-linux-gnueabi'
> CC : arm-poky-linux-gnueabi-gcc -march=armv7-a
> -mfloat-abi=hard -mfpu=neon -mtune=cortex-a9
> --sysroot=/opt/fsl-imx-fb/3.14.52-1.1.0/sysroots/cortexa9hf-vfp-neon-poky-linux-gnueabi
> CFLAGS : -O2 -pipe -g -feliminate-unused-debug-types
> -fvisibility=hidden
> CPPFLAGS : -D_GNU_SOURCE -D_REENTRANT
> LDFLAGS : -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed
> EXTRA_LDFLAGS :
> LIBS : -lpthread
> TESTLIBS :
> RPATH_EXTRA :
>
> XSLTPROC : false
> XSLROOT :
>
> PREFIX : /usr/local
> BINDIR : /usr/local/bin
> DATADIR : /usr/local/share
> INCLUDEDIR : /usr/local/include
> LIBDIR : /usr/local/lib
> MANDIR : /usr/local/share/man
>
> srcroot :
> abs_srcroot :
> /data/develop/hardware/imx6_work/memory_allocator/jemalloc-4.0.4/
> objroot :
> abs_objroot :
> /data/develop/hardware/imx6_work/memory_allocator/jemalloc-4.0.4/
>
> JEMALLOC_PREFIX :
> JEMALLOC_PRIVATE_NAMESPACE
> : je_
> install_suffix :
> autogen : 0
> cc-silence : 1
> debug : 0
> code-coverage : 0
> stats : 1
> prof : 0
> prof-libunwind : 0
> prof-libgcc : 0
> prof-gcc : 0
> tcache : 1
> fill : 1
> utrace : 0
> valgrind : 1
> xmalloc : 0
> munmap : 0
> lazy_lock : 0
> tls : 1
> cache-oblivious : 1
> ===============================================================================
>
>
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