On 9 September 2012 13:25, Max Filippov wrote:
> On Sun, Sep 9, 2012 at 2:05 PM, Peter Maydell
> wrote:
>> Given that these are just 'v &= 0x7fff' and 'v ^= 0x8000'
>> it seems like it would be better to just generate code for them
>> rather than calling out to a helper, though in some w
On Sun, Sep 9, 2012 at 2:05 PM, Peter Maydell wrote:
> On 9 September 2012 02:29, Max Filippov wrote:
>> +float32 HELPER(abs_s)(float32 v)
>> +{
>> +return float32_abs(v);
>> +}
>> +
>> +float32 HELPER(neg_s)(float32 v)
>> +{
>> +return float32_chs(v);
>> +}
>
> Given that these are just
On 9 September 2012 02:29, Max Filippov wrote:
> +float32 HELPER(abs_s)(float32 v)
> +{
> +return float32_abs(v);
> +}
> +
> +float32 HELPER(neg_s)(float32 v)
> +{
> +return float32_chs(v);
> +}
Given that these are just 'v &= 0x7fff' and 'v ^= 0x8000'
it seems like it would be be
These are FP arithmetic opcodes.
See ISA, 4.3.10 for more details.
Signed-off-by: Max Filippov
---
target-xtensa/helper.h|7 +
target-xtensa/op_helper.c | 37 +++
target-xtensa/translate.c | 61 -
3 files changed
