Questionn: mul functions for v850e
Thu Jun 6 18:36:00 GMT 2002
Thank you for your reply.
I understood that this version gcc 2.95.2 did not support
word mul functions of v850e.
I will tried -mv850e on gcc 2.96-xscale-010827 later,
because I, not the system administrator, can not try that right now.
>Perhaps you should write -mv850e instead of -Wa,-mv850e.
>I have tried this (gcc version 2.96-xscale-010827)
>and seen a mul instruction in the assembly list.
>> -----Original Message-----
>> From: email@example.com [mailto:firstname.lastname@example.org]
>> Sent: Tuesday, June 04, 2002 10:09 AM
>> To: email@example.com
>> Subject: Questionn: mul functions for v850e
>> Hi, everybody,
>> My target board has not v850 but v850e processor and
>> I am compiling test code(mul.c) with cross GCC for target=v850-elf.
>> My question are:
>> 1) Does GNU 2.95.2 support v850e?
>> I configured GCC with options below:
>> configure --target=v850-elf --prefix=/proj/tools --with-gnu-as
>> 2) Why does not GCC generate muliply code sets?
>> GCC generates __mulsi3 sub routine call.
>> 3) Please show me how to generate multiply code sets for v850e!
>> I atatched information for this issue.
>> Thank you,
>> Yoshinori Unno
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