Re: [Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-12-08 Thread Peter Maydell
On 6 December 2010 17:07, Peter Maydell peter.mayd...@linaro.org wrote: (regarding my random-instruction-sequence testing tool) (I really must get round to writing the README and sticking it in a public git repo.) The curious can find it here:

Re: [Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-12-06 Thread Nathan Froyd
On Thu, Nov 11, 2010 at 06:23:55PM +, Peter Maydell wrote: Correct the decoding of source and destination registers for the VFP forms of the VCVT instructions which convert between floating point and integer or fixed-point. Signed-off-by: Peter Maydell peter.mayd...@linaro.org

Re: [Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-12-06 Thread Peter Maydell
On 6 December 2010 16:30, Nathan Froyd froy...@codesourcery.com wrote: On Thu, Nov 11, 2010 at 06:23:55PM +, Peter Maydell wrote: Correct the decoding of source and destination registers for the VFP forms of the VCVT instructions which convert between floating point and integer or

Re: [Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-12-06 Thread Nathan Froyd
On Mon, Dec 06, 2010 at 04:48:25PM +, Peter Maydell wrote: I'm not sure how well it would fit into being committed to qemu (yet): it works as a program where you run half of it on real ARM hardware and the other half under qemu (or valgrind) and it compares register results after executing

Re: [Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-12-06 Thread Peter Maydell
On 6 December 2010 16:57, Nathan Froyd froy...@codesourcery.com wrote: FWIW--and this is not particularly conducive to random insn sequences--the approach taken when doing the AltiVec bits was to have code that looked like:  for each insn:     for a suitable set of inputs:        setup

[Qemu-devel] [PATCH 1/8] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed

2010-11-11 Thread Peter Maydell
Correct the decoding of source and destination registers for the VFP forms of the VCVT instructions which convert between floating point and integer or fixed-point. Signed-off-by: Peter Maydell peter.mayd...@linaro.org --- target-arm/translate.c | 19 --- 1 files changed, 12