Bug 549 - document the logical partitioned signal operators xor some and all
Summary: document the logical partitioned signal operators xor some and all
Status: CONFIRMED
Alias: None
Product: Libre-SOC's first SoC
Classification: Unclassified
Component: Documentation (show other bugs)
Version: unspecified
Hardware: Other Linux
: --- enhancement
Assignee: Luke Kenneth Casson Leighton
URL:
Depends on:
Blocks:
 
Reported: 2020-12-18 19:15 GMT by Luke Kenneth Casson Leighton
Modified: 2021-02-10 20:20 GMT (History)
2 users (show)

See Also:
NLnet milestone: NLNet.2019.10.Wishbone
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Description Luke Kenneth Casson Leighton 2020-12-18 19:15:07 GMT
https://libre-soc.org/3d_gpu/architecture/dynamic_simd/logicops/

how these operators work requires documenting
Comment 1 Luke Kenneth Casson Leighton 2020-12-28 15:20:53 GMT
partition:     P    P    P     (3 bits)
a        : .... .... .... .... (32 bits)
xor-a    : x0  P x1 P x2 P x3  (4+3 bits, P=1 if no partition)

added an adapted version from add page