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10 commits

Author SHA1 Message Date
Olof Kindgren
bc74a9a1d7 Used named generate statements 
Unnamed generate statements are not recommended and some tools throw
warnings or errors for these.
 2023-11-16 21:38:10 +01:00
Zeeshan Rafique
8843005407
updated vars declaration for modelsim (#63) 2021-10-03 23:15:54 +02:00
Olof Kindgren
b10a871499 Fix signedness bug on immediates 
The sign bit on immediates relied on the value of csr_imm_en from
the previous instruction. This fixes by gating with csr_imm_en
after it has been latched instead of before
 2021-08-27 13:10:06 +02:00
Olof Kindgren
f373d7bcb6 Reuse immediate regs for RF addresses 2021-05-16 00:09:18 +02:00
Olof Kindgren
ca1a07f684 Document and clean up interface of serv_immdec 2020-12-29 23:35:17 +01:00
Olof Kindgren
cc42437e0f Prepare for alternative immediate decoder 2020-11-10 15:16:19 +01:00
Olof Kindgren
8faf0cf33b Simplify and explain csr_imm_en 2020-11-10 15:16:19 +01:00
Olof Kindgren
915cdf7933 Move RF address decoding to serv_immdec 2020-08-17 13:00:29 +02:00
Olof Kindgren
1c4e793885 Move CSR immediate decoder to immdec 2020-08-13 23:37:11 +02:00
Olof Kindgren
a614e427b8 Move immediate decoder to separate module 2020-08-13 23:37:11 +02:00