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Re: [Ltib] problems with floating point calculations while using LTIB cr


From: Steve Papacharalambous
Subject: Re: [Ltib] problems with floating point calculations while using LTIB cross compiler for IMX31ADS
Date: Wed, 25 Jul 2007 13:52:35 +0100

Hi Ghouse,

The flags "mfloat-abi=softfp mfpu=vfp" will generate VFP hard floating
point instructions which is correct for the imx31ads platform,

Best regards,

Steve

On Wed, 2007-07-25 at 16:35 +0530, ghouse mohiddin wrote:
> Hi ,
> 
> I am cross compiling Spider Monkey(JS) ( C implementation of Java
> Script Engine ) of Mozilla using arm-none-linux-gnueabi-gcc (LTIB).
> 
> I am able to cross compile it but while iam running js on target i.e
> imx31ads I am getting negative values, segmentation faults for
> floating point calculations.
> 
> In ltib, config/platforms/imx31ads/defconfig file
> CONIFG_TOOLCHIAN_CFLAGS using mfloat-abi=softfp mfpu=vfp. but still it
> is giving problems for floating point calculations.
> 
> shall i need to use hardfloat instead of softfloat.or i have to use
> any other flags so that i can solve this flaoting point issue.
> 
> Please help me to solve this issue.
> 
> Regards,
> Ghouse..
> 
> 
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-- 
Steve Papacharalambous
Developer Technology.

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