[PATCH 16/28] 8xx: Don't call non-existent Soft_emulate_8xx from SoftwareEmulation.

Kumar Gala galak at kernel.crashing.org
Wed Sep 19 01:08:50 EST 2007

On Sep 17, 2007, at 11:57 AM, Scott Wood wrote:

> On arch/ppc, Soft_emulate_8xx was used when full math emulation was
> turned off to emulate a minimal subset of floating point load/store
> instructions, to avoid needing a soft-float toolchain.  This function
> is called, but not present, on arch/powerpc, causing a build error
> if floating point emulation is turned off.
> As:
> 1. soft-float toolchains are now common,
> 2. partial emulation could mislead someone into thinking they have
> a soft-float userspace because things usually work, only to have it
> fail when actual FP gets executed under unusual circumstances, and
> 3. full emulation is still available for those who need to run
> non-soft-float userspace,
> I'm deleting the call rather than moving Soft_emulate_8xx over to
> arch/powerpc.
> Signed-off-by: Scott Wood <scottwood at freescale.com>

I'm still not in favor of this and think we should move the  
Soft_emulate_8xx code over.

- k

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