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Author SHA1 Message Date
mageven 9bda7b4699
Implement VCNT instruction (#1963) 
* Implement VCNT based on AArch64 CNT

Add tests

* Update PTC version

* Address LDj's comments

* Explicit size in encoding
* Tighter tests
* Replace SoftFallback with IR helper

Co-authored-by: LDj3SNuD <35856442+LDj3SNuD@users.noreply.github.com>

* Reduce one BitwiseAnd from IR fallback

Based on popcount64b from https://en.wikipedia.org/wiki/Hamming_weight#Efficient_implementation

* Rename parameter and add assert

Co-authored-by: LDj3SNuD <35856442+LDj3SNuD@users.noreply.github.com>

Co-authored-by: LDj3SNuD <35856442+LDj3SNuD@users.noreply.github.com>
 2021-02-22 16:26:13 +01:00
LDj3SNuD 56a61a5758
CPU: A32: Fix Vabs_V & Vneg_V (S8, S16, S32 & F32); add Tests. (#1394) 
* Fix Vabs_V & Vneg_V (S8, S16, S32 & F32); add Tests.

* Update Ptc.cs
 2020-07-17 10:57:49 -03:00