I tried many times OpenHPI on x86_64.
It worked fine in the configurations x86 client - x86_64 daemon and x86_64
client - x86 daemon.
However, the functioning on non-x86 64-bit platform or on Itanium is still
an open question for me.
Anton Pak
On Tue, 25 Aug 2009 19:12:03 +0400, Shuah Khan <[email protected]> wrote:
> On Tue, 2009-08-25 at 05:42 +0000, [email protected] wrote:
>> Hello!
>>
>> We have the following lines in include/SaHpi.h:
>>
>> typedef unsigned char SaHpiUint8T;
>> typedef unsigned short SaHpiUint16T;
>> typedef unsigned int SaHpiUint32T;
>> typedef signed char SaHpiInt8T;
>> typedef signed short SaHpiInt16T;
>> typedef signed int SaHpiInt32T;
>>
>> Also I suspect there can be marshalling issues, i.e. when
>> daemon on platform with sizeof(int) == 4 but library is not and vice
>> versa.
>>
>> Anton Pak
>
> The proposed fix might help compile OpenHpi on a 64-bit platform,
> however I agree with the concerns from others that we will see run-time
> issues. Running 32-bit binary and libraries on a 64-bit platform might
> be an option.
>
> -- Shuah
>
>
>>
>>
>> > Hi Garrett,
>> >
>> > I was wondering about your addition of the cross_compiling test. If
>> > there is OpenHPI code that may behave badly on a system where an int
>> > isn't 4 bytes, I'm thinking that a warning should be issued even for a
>> > cross compile to such an architecture as well. Like:
>> >
>> > if test "x$OH_SIZEOF_INT" != "x4"; then
>> > AC_MSG_WARN([
>> > *** int is not 4 bytes, it is $OH_SIZEOF_INT bytes on this platform
>> > *** undefined behavior may result from this.
>> > ])
>> > fi
>> >
>> > Will having a warning instead of an error cause problems for LTP when
>> > cross compiling?
>> >
>> > Does anyone else in the OpenHPI community oppose changing this error
>> to
>> > a warning?
>> >
>> > Best Regards,
>> > Ric White
>> >
>> >
>> > On Wed, 2009-08-19 at 23:11 +0000, Garrett Cooper wrote:
>> >> Hi,
>> >> Found this bug while trying to cross-compile with the
>> >> openhpi-test-suite in LTP, and made the ERROR into WARN. Please fix
>> >> this item as per the attached patch.
>> >> Thanks,
>> >> -Garrett
>> >>
>> >> PS Please CC my address in all correspondence w.r.t. this email
>> thread.
>> >>
>> >> Summary:
>> >>
>> >> 1. int != 4 shouldn't be checked for while cross-compiling.
>> >> 2. Warn instead of erroring out, because we have a _lot_ of 64-bit
>> >> platforms that we test on which will be negatively impacted by this
>> >> check.
>> >>
>> >> Signed-off-by: Garrett Cooper <[email protected]>
>> >>
>> >> ---
>> >>
>> /nfs.mac/ltp-upgrade/contrib/ltp/src/testcases/open_hpi_testsuite//configure.ac.orig
>> 2009-08-19
>> >> 16:04:08.000000000 -0700
>> >> +++
>> >>
>> /nfs.mac/ltp-upgrade/contrib/ltp/src/testcases/open_hpi_testsuite//configure.ac
>> 2009-08-19
>> >> 16:10:47.000000000 -0700
>> >> @@ -44,14 +44,13 @@
>> >> AC_PROG_LN_S
>> >> AC_PROG_MAKE_SET
>> >>
>> >> -dnl die on int != 32bits. This is too instrumental to our code
>> right
>> >> now.
>> >> +dnl Warn when int != 32bits. This is too instrumental to our code
>> >> right now.
>> >> dnl AC_MSG_CHECKING(int is 4 bytes)
>> >> OH_SET_SIZES
>> >> -if test "x$OH_SIZEOF_INT" != "x4"; then
>> >> - AC_MSG_ERROR([
>> >> +if test x$cross_compiling != xyes && test "x$OH_SIZEOF_INT" != "x4";
>> >> then
>> >> + AC_MSG_WARN([
>> >> *** int is not 4 bytes, it is $OH_SIZEOF_INT bytes on this platform
>> >> -*** undefined behavior will result
>> >> -*** please contact the openhpi development team to fix this
>> >> +*** undefined behavior may result from this.
>> >> ])
>> >> fi
>> >>
>> >>
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