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Author SHA1 Message Date
jl7719 14ad7fa0ce Update program counter 
Logic for instructions with linking not implemented. Can do basic branch delay slots. More left to do with return register
 2020-12-12 15:59:14 +09:00
jl7719 3594365a25 Create branch jl7719 
Can test for normal pc incrementing instr
 2020-12-11 19:45:13 +09:00
jl7719 7ffd8fb400 Add testcases and ref outputs for addiu, and, andi 2020-12-11 15:17:43 +09:00
Ibrahim 1bf7b5d40e All instructions except load finished - some test cases may need changing upon review 2020-12-10 19:39:04 +00:00
jl7719 04b1ed4fed Update control and memory 
Fixed some errors when testing
 2020-12-10 22:27:08 +09:00
jl7719 84adff2ed1 Update memory 
No longer need the massive memory
 2020-12-10 19:14:16 +09:00
jl7719 c93473a54d Update test_mips_cpu_harvard.sh 
Outputs Pass/Fail by comparing to INSTR.ref.txt files (need to add these per instr)
 2020-12-10 17:24:40 +09:00
yhp19 db344b3150 added div and instruction testcase and minor adjustment on bl instructions 2020-12-10 13:51:54 +08:00
Ibrahim 0be5617371 75% done - need to redo arithemtic operation to test edge cases & do certain instr by hand 2020-12-09 20:17:58 +00:00
yhp19 31ad264fac updated with .txt files 2020-12-10 00:57:31 +08:00
theexecutor13 315e5af32c
Update reference.txt 
Fixed branch instruction test case in ref.txt
 2020-12-10 00:41:19 +08:00
theexecutor13 b17158489f
Added jump type testcase in ref.txt 2020-12-10 00:10:38 +08:00
jl7719 7e6bc7c370 Update branch testcases 
Reference file is not updated
 2020-12-09 23:21:45 +09:00
jc4419 3a2fde81b2 Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-09 16:27:20 +04:00
jc4419 4b8a56ee2f Fixed if logic for control 2020-12-09 16:24:21 +04:00
jl7719 c5aed43ab4 Update to test each instruction with a small memory 2020-12-09 16:47:58 +09:00
Aadi Desai 6becea322f Update mips_cpu_regfile.v 
Regfile should now compile, write is skipped if $0 is the destination register
 2020-12-08 13:23:08 +00:00
jc4419 9de2b59bbb Updated Harvard, ALU, PC, Control, and Regfile 2020-12-08 01:46:01 +04:00
jc4419 8f5e582f33 Updated ALU - Minor Syntax Fixes 2020-12-07 18:18:19 +04:00
jc4419 2ab6ff12eb Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-07 15:55:12 +04:00
jc4419 9198c4f51b Updated ALU and Control 2020-12-07 15:49:44 +04:00
Ibrahim 11cabd3aea changing module name 2020-12-07 10:52:01 +00:00
yhp19 ff912207b8 added branch test inputs 2020-12-07 18:35:06 +08:00
Aadi Desai d347475b64 Update mips_cpu_regfile.v 
lb, lbu, lh, lhu now  select data according to address alignment
$0 is assigned to 0, may cause an error when written to, unknown.
 2020-12-06 17:42:23 +00:00
jl7719 c5167645e7 Fix overall w.r.t iverilog compiler error 2020-12-06 15:44:58 +09:00
jc4419 a2bcf3ed1b Updated ALU 2020-12-05 23:37:01 +04:00
jl7719 56b5b1aa89 Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-04 23:45:16 +09:00
jl7719 411f89110f Add testbench related files 2020-12-04 23:44:48 +09:00
Aadi Desai 847bf92add Fix regfile hazard from storing when inputs change 2020-12-02 19:13:41 +00:00
Aadi Desai f2f8e05010 PC logic updated 
PC now has a delay into instr_mem to match MIPS32 spec and pc resets/initialises to MIPS32 reset vector
 2020-12-02 17:23:28 +00:00
jl7719 10af46a352 Update mips_cpu_memory.v 2020-12-02 23:41:04 +09:00
Ibrahim 64b9d16776 Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-02 14:34:35 +00:00
Ibrahim 1f1cb53352 Changed From ALUZero to Cond 2020-12-02 14:33:42 +00:00
Ibrahim a56410ceae - 2020-12-02 14:32:42 +00:00
Aadi Desai 2c967a910b Update mips_cpu_harvard.v 
Fix typo + immediate already fed in via alu_in2
 2020-12-02 14:24:17 +00:00
Ibrahim 888bb7c822 Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-02 14:05:59 +00:00
Ibrahim b81c2c0952 Minor sytax corrections 2020-12-02 14:03:16 +00:00
yhp19 d1d64ae747 changed control for aluop and naming 2020-12-02 21:55:17 +08:00
Ibrahim 2a6d87c7b8 Minor sytax corrections 2020-12-02 13:35:47 +00:00
Ibrahim 56dfe9e1e8 Minor sytax corrections 2020-12-02 13:35:00 +00:00
Aadi Desai bd9ae64dc2 Update hardvard.v to match ALU 2020-12-02 13:27:37 +00:00
Ibrahim c4cae70ffc Added ALUZero Output + corrected other syntax errors 2020-12-02 13:12:48 +00:00
Ibrahim 89abb5c1ed Merge branch 'main' of https://github.com/supleed2/AM04_CPU into main 2020-12-02 12:52:37 +00:00
Ibrahim 57d15539a2 Done expect for j type, LWL/R & MLT 2020-12-02 12:51:53 +00:00
yhp19 63b017d552 added control comments 2020-12-02 15:43:30 +08:00
Aadi Desai 27cccc28b8 Added partial loads to regfile 
Partial reads are handled within the ALU
 2020-12-02 01:04:57 +00:00
Aadi Desai 3433337eba Added Regfile 
Missing partial/misaligned loads
 2020-12-01 23:04:43 +00:00
yhp19 4edcb07e1f added control 2020-12-01 15:30:57 +08:00
Aadi Desai 5a72698fec Update mips_cpu_harvard.v 
Add registerv0 testbench line
 2020-11-30 15:36:25 +00:00
Aadi Desai 786dac9bd1 Add Overview Image 2020-11-30 14:54:24 +00:00