Commit Graph

259 Commits

Author SHA1 Message Date
David Harris
d7b016e8f3 Cleaned up Zicond implementation 2024-01-12 18:12:52 -08:00
David Harris
9eb6d9c8b8 Added Zicond support 2024-01-11 07:37:15 -08:00
Rose Thompson
626b89320c More cleanup. 2023-12-29 16:51:39 -06:00
Rose Thompson
0264a17f77 Reverted dtim to use store delay stall, but only (load after store). 2023-12-29 16:06:30 -06:00
Rose Thompson
fbab9f6c6d Updated comments about AMO and CMO stalls. 2023-12-29 15:31:11 -06:00
David Harris
2c2f692f3a Moved forwarding logic into controller 2023-12-26 21:17:01 -08:00
David Harris
6cb4a9e905 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-12-15 19:27:10 -08:00
Rose Thompson
438451ee02 Fixed the AMO hazard. 2023-12-15 11:55:54 -06:00
David Harris
51b43bffa3 ALU cleanup 2023-12-14 19:06:39 -08:00
Rose Thompson
1ca9a8be6d I think I solved the AMO/store hazard issue introduced by removing the store delay hazard. 2023-12-14 16:31:02 -06:00
Rose Thompson
a7f0aaa722 Added comments to finish store delay stall removal. 2023-12-13 20:35:13 -06:00
Rose Thompson
f3d43a7713 Progress on reducing store stall in d cache. 2023-12-13 15:34:21 -06:00
Rose Thompson
13bb5d845b On the way to solving the store delay hazard. 2023-12-13 10:39:01 -06:00
Rose Thompson
80336493f5 Cleaned up redundant ZICBOM/Z_SUPPORTED. 2023-11-29 15:20:49 -06:00
Rose Thompson
69653e5faa Fixed minor bug in the cbo hazard logic. 2023-11-27 23:38:53 -06:00
David Harris
d3ce683e06 Removed other unused signals from Verilog 2023-11-20 23:37:56 -08:00
David Harris
acc2db256f turn off IDIVONFPU when FSUPPORTED=0. Already checked in sim, but need it in synth too for feature sweep 2023-11-17 20:25:24 -08:00
David Harris
434d6b2c5c minfo test working again with mconfigptr for RV64 2023-10-15 06:41:52 -07:00
David Harris
e75ceb044f Improved tlb and controller coverage; fixed exclusions on broken lines 2023-08-31 00:27:47 -07:00
David Harris
f7b50f4721 Preparing to merge with CBO* changes 2023-08-25 18:41:03 -07:00
Ross Thompson
21129dde71 Fixed cbo instruction decode. 2023-08-18 11:32:30 -05:00
Ross Thompson
9dcc70d6c1 Updated the hazard logic for CMO operations. 2023-08-17 17:58:49 -05:00
Ross Thompson
12beada55b Fixed the privilege decoder bug which prevented the fpga linux boot. 2023-07-10 17:00:06 -05:00
David Harris
afe66d0ee4 Added prefetch instructions; sent cbo instructions to LSU 2023-07-02 10:55:35 -07:00
David Harris
723b8266cb Added prefetch signals 2023-07-02 10:06:58 -07:00
David Harris
482e4e6e92 Enhanced decoder to produce individual CMOpE output for the 4 CMO instructions 2023-07-02 09:35:05 -07:00
David Harris
b6ae5661b4 Added environment configuration control (menvcfg/senvcfg) of cbo instructions 2023-07-02 01:52:25 -07:00
David Harris
15314a9c9a Gated floating-point load/stores with STATUS_FS and added initial decoding for Cache Management Operations 2023-07-02 00:34:30 -07:00
David Harris
41e9f20943 improved decoder checking atomic and RW and MW and privileged instructions 2023-07-02 00:02:03 -07:00
David Harris
e34ef4d636 improved decoder checking atomic instructions 2023-07-01 23:10:57 -07:00
David Harris
d930be332e Improved instruction decoding for illegal floating-point loads/stores and fences 2023-07-01 22:48:04 -07:00
David Harris
c383407d5c Removed redundant and not-covered atomic check from StoreStallD 2023-06-16 16:05:53 -07:00
Ross Thompson
4428babda9 Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-06-15 15:38:38 -05:00
Ross Thompson
85567841eb Merge branch 'testbench-params2' 2023-06-15 15:31:13 -05:00
David Harris
9e839988dc Gated MDU to save power; doesn't seem to have affected simulation time 2023-06-15 12:17:23 -07:00
David Harris
9f88848832 Bit manipulation comment cleanup 2023-06-15 12:16:46 -07:00
Ross Thompson
75b5c23edd Actually removed old `define configuration file for rv64gc. There were a lot of dangling problems. 2023-06-15 14:05:44 -05:00
David Harris
a62211bad1 Gated inputs to BMU when inactive to save power and simulation time 2023-06-15 11:56:59 -07:00
Ross Thompson
b8a243827b Found a whole bunch of files still using the old `define configurations. 2023-06-15 13:09:07 -05:00
Ross Thompson
60e87b08c4 Improved simulation speed by gating bitmanip zbc's clmul's X and Y inputs with BSelect != 11. Reduced simulation time from 3m45s to 2m35s. 2023-06-14 15:28:58 -05:00
Harshini Srinath
5f73c9727f Update shifter.sv
Program clean up
2023-06-12 12:23:45 -07:00
Harshini Srinath
0f36cbd830 Update regfile.sv
Program clean up
2023-06-12 12:21:25 -07:00
Harshini Srinath
f1cef043c6 Update ieu.sv
Program clean up
2023-06-12 12:19:04 -07:00
Harshini Srinath
304adcb9b0 Update extend.sv
Program clean up
2023-06-12 12:15:33 -07:00
Harshini Srinath
1d24a9c912 Update datapath.sv
Program clean up
2023-06-12 12:13:58 -07:00
Ross Thompson
052bc95966 More parameterization. Copied Lim. Still no slow down. 2023-05-24 14:49:22 -05:00
Ross Thompson
b91b54589e Updated a large number of the source files to use parameters rather than `defines. Based on Lim's work. So far there is no simulation slow down. 2023-05-24 14:05:44 -05:00
David Harris
a929656d9a Renamed byteUnit to byteop 2023-04-27 14:10:46 -07:00
Limnanthes Serafini
b3976daccd More cleanup 2023-04-13 21:34:50 -07:00
Limnanthes Serafini
034c289a36 Misc typo and indent fixing. 2023-04-13 16:54:15 -07:00