Xavi/cvw
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3,836 Commits 14 Branches 1 Tag 31 MiB
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62 Commits

Author SHA1 Message Date
Ross Thompson
ffda64587c Merged together the cache speed updates with the cache sram changes. The fstore2 changes still need to be added. 2022-07-18 23:37:18 -05:00
Katherine Parry
ca4fe08fd9 renamed FLoad2 to FStore2 2022-07-09 00:26:45 +00:00
Katherine Parry
cd53ae67d9 moved fpu ieu write data mux to lsu 2022-07-08 23:56:57 +00:00
Ross Thompson
bd46cf76a9 Fixed an issue with direct map cache's nextway logic. 
Also found a small error in the replacement policy.
 2022-07-06 18:34:30 -05:00
Madeleine Masser-Frye
50e9b6ac53 fixed concatenation syntax 2022-07-05 22:36:54 +00:00
Katherine Parry
6baded9121 added rv32 double precision stores - untested 2022-06-28 21:33:31 +00:00
David Harris
057524b840 Formatting cache.sv 2022-05-03 10:53:20 +00:00
Ross Thompson
396f697d2f Hacky fix to prevent ITLBMissF and TrapM bug. 2022-04-12 17:56:23 -05:00
Ross Thompson
9dce2a0679 Towards allowing dtim + bus. 2022-03-11 14:58:21 -06:00
Ross Thompson
6e24a807f6 mild cleanup. 2022-03-11 13:05:47 -06:00
Ross Thompson
b7a680ec2a Moved subcachelineread inside the cache. There is some ugliness to still resolve. 2022-03-11 12:44:04 -06:00
Ross Thompson
a18f06c20b Moved subcacheline read inside the cache. 2022-03-11 11:03:36 -06:00
Ross Thompson
52cc852600 removed unused parameter. 2022-03-11 10:43:54 -06:00
Ross Thompson
6d914def08 Name cleanup. 2022-03-10 18:44:50 -06:00
Ross Thompson
63b1ea88c9 Signal name cleanup. 2022-03-10 18:26:58 -06:00
Ross Thompson
7a129c75cd Added byte write enables to cache SRAMs. 2022-03-10 15:48:31 -06:00
Ross Thompson
7b96b3f73c Moved cacheable signal into cache. 2022-03-08 16:34:02 -06:00
David Harris
2cea3349ad LSU/Cache code review notes 2022-03-04 00:07:31 +00:00
Ross Thompson
6076f90bbc Cache mods to be consistant with diagrams. 2022-02-14 12:40:51 -06:00
Ross Thompson
e852cb8a31 Eliminated more ports in cacheway. 2022-02-13 15:53:46 -06:00
Ross Thompson
1d7949513d More cache cleanup. 2022-02-13 15:47:27 -06:00
Ross Thompson
7ffbc6b2ab Changed names of signals in cache. 2022-02-13 15:06:18 -06:00
Ross Thompson
a5ad4331ec More cache cleanup. 2022-02-13 12:38:39 -06:00
Ross Thompson
dd944265aa Formating improvements to cache. 2022-02-11 23:10:58 -06:00
Ross Thompson
16abe90a0d Reduced seladr to 1 bit as second bit is same as selflush. 2022-02-11 22:41:36 -06:00
Ross Thompson
b11e9eca7b Reduced complexity of the address selection during flush. 2022-02-11 22:27:27 -06:00
Ross Thompson
1255e82154 Removed redundant signals from cache. 2022-02-11 22:23:47 -06:00
Ross Thompson
f716cce832 Replacement policy cleanup. 2022-02-10 11:40:10 -06:00
Ross Thompson
fdb4f909fc Cleanup + critical path optimizations. 2022-02-10 11:11:16 -06:00
Ross Thompson
88c7a94aa9 Cache name clarifications. 2022-02-10 10:50:17 -06:00
Ross Thompson
32eee5a06a More cache cleanup. 2022-02-10 10:43:37 -06:00
Ross Thompson
7ff715f44f More cache cleanup. 2022-02-09 19:29:15 -06:00
Ross Thompson
36ab78ef3b Removed all possilbe paths to PreSelAdr from TrapM. 2022-02-09 19:20:10 -06:00
Ross Thompson
4a7ebb3757 Cache cleanup write enables. 2022-02-08 17:52:09 -06:00
Ross Thompson
e2191e3637 Preparing to make a major change to the cache's write enables. 2022-02-08 09:47:01 -06:00
Ross Thompson
5c9e23527d cachefsm cleanup. 2022-02-07 22:09:56 -06:00
Ross Thompson
da2dca9816 Removed VDWriteEnable. 2022-02-07 21:59:18 -06:00
Ross Thompson
161f907cae more partial cleanup of fsm and write enables. 2022-02-07 17:41:56 -06:00
Ross Thompson
359a23237d Progress towards simplifying the cache's write enables. 2022-02-07 17:23:09 -06:00
Ross Thompson
d21be9d998 Added config to allow using the save/restore or replay implementation to handle sram clocked read delay. 2022-02-04 23:49:07 -06:00
Ross Thompson
ea84211ff9 Removed unused ports from caches and buses. 2022-02-04 22:52:51 -06:00
Ross Thompson
290430cda8 Moved the sub cache line read logic to lsu/ifu. 2022-02-04 20:42:53 -06:00
Ross Thompson
725852362e Got separate module for the sub cache line read. 2022-02-04 20:23:09 -06:00
Ross Thompson
cdd599e340 Second optimization of save/restore. 2022-02-04 14:35:12 -06:00
Ross Thompson
459054900f Optimization of cache save/restore. 2022-02-04 14:21:04 -06:00
Ross Thompson
7c1f7e335c Working first cut of the cache changes moving the replay to a save/restore. 
The current implementation is too expensive costing (tag+linelen)*numway flip flops and muxes.
 2022-02-04 13:31:32 -06:00
David Harris
65f3bf4e0a cacheway cleanup 2022-02-03 16:52:22 +00:00
David Harris
eef04eed84 cacheway cleanup 2022-02-03 16:33:01 +00:00
David Harris
a6708ed887 cache cleanup 2022-02-03 15:36:11 +00:00
David Harris
325724f556 LSU Cleanup 2022-01-15 01:11:17 +00:00