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Re: [Qemu-devel] [PATCH 05/10] ARM: Return correct result for float-to-i
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From: |
Nathan Froyd |
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Subject: |
Re: [Qemu-devel] [PATCH 05/10] ARM: Return correct result for float-to-integer conversion of NaN |
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Date: |
Mon, 6 Dec 2010 13:18:43 -0500 |
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User-agent: |
Mutt/1.5.20 (2009-06-14) |
On Mon, Dec 06, 2010 at 05:00:06PM +0000, Peter Maydell wrote:
> The ARM architecture mandates that converting a NaN value to
> integer gives zero (if Invalid Operation FP exceptions are
> not being trapped). This isn't the behaviour of the SoftFloat
> library, so NaNs must be special-cased.
>
> Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Nathan Froyd <address@hidden>
-Nathan
- [Qemu-devel] [PATCH V2 00/10] ARM: fix VCVT instructions, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 04/10] softfloat: Add float*_is_any_nan() functions, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 09/10] softfloat: Add float/double to 16 bit integer conversion functions, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 05/10] ARM: Return correct result for float-to-integer conversion of NaN, Peter Maydell, 2010/12/06
- Re: [Qemu-devel] [PATCH 05/10] ARM: Return correct result for float-to-integer conversion of NaN,
Nathan Froyd <=
- [Qemu-devel] [PATCH 02/10] ARM: Fix decoding of Neon forms of VCVT between float and fixed point, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 01/10] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 08/10] ARM: Ignore top 16 bits when doing VCVT from 16 bit fixed point, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 06/10] softfloat: Add float*_maybe_silence_nan() functions, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 03/10] ARM: Fix sense of to_integer bit in Neon VCVT float/int conversion, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 07/10] ARM: Return correct result for single<->double conversion of NaN, Peter Maydell, 2010/12/06
- [Qemu-devel] [PATCH 10/10] ARM: Implement VCVT to 16 bit integer using new softfloat routines, Peter Maydell, 2010/12/06