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From: Manmeet Singh Johar <manmeet.johar@conexant.com>
To: gcc-bugs@gcc.gnu.org
Subject: Re: Difference in assembly
Date: Fri, 31 Dec 2004 07:41:00 -0000 [thread overview]
Message-ID: <41D50259.3000006@conexant.com> (raw)
In-Reply-To: <41D2903B.9040402@conexant.com>
Has anybody faced with such a problem? Please do help me out.
regards
manmeet
Manmeet Singh Johar wrote:
> Hello,
> I am building cross compilers for SPARC variant for Cygwin and MingW
> hosts. In the process I am faced with a very peculiar problem. For the
> code shown below, though I am getting same assembly instructions in
> same sequence, but the registers used in add are swapped. O0 has no
> problem, but the problem comes in as soon as I compile with O1.
> Code:
> #include <stdio.h>
> extern unsigned int index;
> extern unsigned char arr[100];
> int main(int argc, char *argv[])
> {
> if(arr[index] != 0) printf("\n FATAL....") ;
> return 0;
> }
> I also built the cross compiler for linux and the assembly generated
> matches with the one generated by compiler on Cygwin. Could someone
> please help me out.
> Regards
> Manmeet
>
>
--
Manmeet Singh Johar
Software Engineer
Conexant
(+91-93120-54285)
"Forget yourself and you will not be forgotten."
prev parent reply other threads:[~2004-12-31 7:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-29 11:09 Manmeet Singh Johar
2004-12-31 7:41 ` Manmeet Singh Johar [this message]
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