Re: [Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-18 Thread Max Filippov
On Sun, Sep 9, 2012 at 8:38 PM, Max Filippov wrote: > On Sun, Sep 9, 2012 at 8:16 PM, Peter Maydell > wrote: >> On 9 September 2012 17:04, Max Filippov wrote: >>> These are FP to integer and integer to FP conversion opcodes. >>> See ISA, 4.3.10 for more details. >>> >>> Note that utrunc.s imple

Re: [Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-09 Thread Marc Gauthier
Hi Max, Max Filippov wrote: > On Sun, Sep 9, 2012 at 8:16 PM, Peter Maydell > wrote: > > On 9 September 2012 17:04, Max Filippov wrote: > >> These are FP to integer and integer to FP conversion opcodes. > >> See ISA, 4.3.10 for more details. > >> > >> Note that utrunc.s implementation follows IS

Re: [Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-09 Thread Max Filippov
On Sun, Sep 9, 2012 at 9:24 PM, Marc Gauthier wrote: > Hi Max, > > Max Filippov wrote: >> On Sun, Sep 9, 2012 at 8:16 PM, Peter Maydell >> wrote: >> > On 9 September 2012 17:04, Max Filippov wrote: >> >> These are FP to integer and integer to FP conversion opcodes. >> >> See ISA, 4.3.10 for more

Re: [Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-09 Thread Max Filippov
On Sun, Sep 9, 2012 at 8:16 PM, Peter Maydell wrote: > On 9 September 2012 17:04, Max Filippov wrote: >> These are FP to integer and integer to FP conversion opcodes. >> See ISA, 4.3.10 for more details. >> >> Note that utrunc.s implementation follows ISS behaviour, not ISA. > > ISS here means "i

[Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-09 Thread Max Filippov
These are FP to integer and integer to FP conversion opcodes. See ISA, 4.3.10 for more details. Note that utrunc.s implementation follows ISS behaviour, not ISA. Signed-off-by: Max Filippov --- Changes v1->v2: - replace float32_mul/div in FP-to-integer convertors with float32_scalbn - reimplemen

Re: [Qemu-devel] [PATCH v2 08/10] target-xtensa: implement FP0 conversions

2012-09-09 Thread Peter Maydell
On 9 September 2012 17:04, Max Filippov wrote: > These are FP to integer and integer to FP conversion opcodes. > See ISA, 4.3.10 for more details. > > Note that utrunc.s implementation follows ISS behaviour, not ISA. ISS here means "instruction set simulator", right? Do you have any actual silico