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From: Ulf Samuelsson <ulf@atmel.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] software FP yada yada yada
Date: Thu, 12 Oct 2006 23:44:50 +0200	[thread overview]
Message-ID: <006b01c6ee47$b1534170$0d68fe51@atmel.com> (raw)
In-Reply-To: 200610121635.13952.bcook@bpointsys.com

>> According to the crosstool documentation at www.kegel.com:
>>
>> Most combinations of gcc 3.x.x and binutils fails when you try to build a
>> softfloat toolchain All tested combinations of gcc-4.x.x and binutils fails
>> if softfloat is enabled. If you want to use gcc 4, you cannot build u-boot
>> as is.
> 
> FYI, I have successfully used GCC 4.1.1 and binutils 2.16.1 to build not only 
> a working armv5teb softfloat toolchain (with glibc 2.4 to boot), but also 
> build and use u-boot 1.1.4 and the latest git head with no problems at all.
> 
> Granted, I built the toolchain from scratch - it takes a number of tweaks to 
> build correctly, all of which are not in crosstool.
> 

Is there any true benefit of using a softfloat toochain?
The number of floating point operation is surely minimal in U.boot.
Anyone got an idea if there is any code saving.

Best Regards
Ulf Samuelsson

  reply	other threads:[~2006-10-12 21:44 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-12 20:00 [U-Boot-Users] software FP yada yada yada Matt Gessner
2006-10-12 20:30 ` Wolfgang Denk
2006-10-12 20:49   ` Ulf Samuelsson
2006-10-12 21:35     ` Brent Cook
2006-10-12 21:44       ` Ulf Samuelsson [this message]
2006-10-12 21:57         ` Brent Cook
2006-10-12 21:48     ` Leonid
2006-10-12 23:16     ` Wolfgang Denk
2006-10-13  4:44       ` Ulf Samuelsson
2006-10-13  7:54         ` Robert Schwebel
  -- strict thread matches above, loose matches on Subject: below --
2006-10-12 20:32 Matt Gessner
2006-10-12 21:02 ` Wolfgang Denk

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