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[Qemu-devel] Re: [PATCH] target-sh4: get rid of CPU_{Float, Double}U

From: Nathan Froyd
Subject: [Qemu-devel] Re: [PATCH] target-sh4: get rid of CPU_{Float, Double}U
Date: Mon, 11 Apr 2011 07:55:05 -0700
User-agent: Mutt/1.5.17+20080114 (2008-01-14)

On Sun, Apr 10, 2011 at 09:13:05PM +0200, Aurelien Jarno wrote:
> SH4 is always using softfloat, so it's possible to have helpers directly
> taking float32 or float64 value. This allow to get rid of conversions
> through CPU_{Float,Double}U.

Eh, I think this punning on i32/f32 and i64/f64 values is not healthy.
But Peter's already said that the floats-as-structs bit of softfloat is
broken, so maybe it's not worth trying to ensure floats-as-structs works
(or even making it the default, to discourage people from bit-twiddling


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