Commit graph

40 commits

Author SHA1 Message Date
8f1b1eb924 cpu/decoder - Implement INC rr and DEC rr 2023-08-29 23:04:59 +02:00
e893d2b9f5 cpu/decoder - Use variable instead calculating twice 2023-08-29 23:04:31 +02:00
43088a7f99 cpu/decoder - Remove extraneous comments 2023-08-29 21:27:32 +02:00
39e041f473 cpu/decoder - Implement RLCA, RLA, RRCA, RRA 2023-08-29 21:25:19 +02:00
7902ac4641 cpu/decoder - little code improvement 2023-08-29 21:14:19 +02:00
a9b0b37a2e tests - Add test_cpu_prefix 2023-08-29 21:01:23 +02:00
50cac936b9 cpu/decoder - Implement PREFIX (bit shift & bit ops) 2023-08-29 21:00:37 +02:00
cf54c7ec5f tests - Add test for JR e instruction 2023-08-29 19:43:38 +02:00
8160037ffc cpu/decoder - Improve code formatting 2023-08-29 19:43:19 +02:00
40b5d1d370 cpu/decoder - Fix decoding of JR e instruction 2023-08-29 19:42:42 +02:00
8383256d7e cpu - Fix order of 8-bit registers in memory 2023-08-29 19:42:01 +02:00
a7e8c51bdb tests - Add test_cpu_state 2023-08-29 19:41:52 +02:00
ddea64ec63 cpu/decoder - Remove unnessary intermediate variable 2023-08-29 16:54:17 +02:00
c08fd5d68d cpu/decoder - Actually use pushStack16 and popStack16 for POP and PUSH 2023-08-29 16:53:53 +02:00
310fb99ad2 cpu/decoder - Simplify decoding by referencing registers by index 2023-08-29 16:53:20 +02:00
eabc39590e cpu/panic - Improve declaration 2023-08-29 16:51:58 +02:00
8cb6130d06 tests - Add first interrupt tests 2023-08-29 13:47:06 +02:00
216cf660a1 cpu/cpu - Add way to signal interrupt from outside 2023-08-29 13:45:55 +02:00
7aa1af40fb cpu/cpu - Treat a call to an ISR as a step 2023-08-29 13:45:46 +02:00
e15630fb80 memory/ram - initialize with zeroes 2023-08-29 13:44:29 +02:00
af5d478f40 test_cpu_simple - Add TEST_CASE for PUSH rr, POP rr, CALL nn and RET 2023-08-29 12:10:10 +02:00
1fc081b3c5 cpu - Fix push operations 2023-08-29 12:10:10 +02:00
002b745917 cpu - Fix timing of delay when enabling interrupts 2023-08-29 12:10:10 +02:00
1194340657 test_cpu_simple - Add a few more test cases 2023-08-28 23:08:45 +02:00
763fe13f5a decoder - Disable debug printf 2023-08-28 23:08:33 +02:00
0ce79045e3 tests - Implement simple ram tests 2023-08-28 23:08:19 +02:00
6f8f90afbe Remove verbosity for successful tests 2023-08-28 23:07:53 +02:00
bd2b577c6c decoder - Add parenthesis to bitwise ANDs
== has priority over & so a & b == c is parsed as a & (b == c)
2023-08-28 22:31:52 +02:00
eb6faab89f Use doctest as test framework 2023-08-28 22:31:24 +02:00
b64c82ec92 Improve build system and add support for tests 2023-08-28 21:56:54 +02:00
505478b840 Improve Cpu class and implement interrupts 2023-08-28 21:56:33 +02:00
e859f8ad2c Implement mem device for bootrom overlay 2023-08-28 21:55:46 +02:00
e4a6b1f9b4 decoder - Simplify RST command
We can calculate the rst address directly from the op code.
2023-08-28 19:39:18 +02:00
ad2334a6af Implement more parts of decoder 2023-08-27 22:19:02 +02:00
93521e559c Simplify decoder code somewhat. 2023-08-27 00:15:12 +02:00
ab09bbd9b7 more decoder code 2023-08-26 23:51:51 +02:00
8d063c08ca Fix build errors. 2023-08-26 21:17:47 +02:00
8019408684 Add gitignore 2023-08-26 21:17:29 +02:00
ba5b55a196 WIP initial state 2023-08-26 19:04:02 +02:00
6cacf1ae80 Initial empty commit 2023-08-26 19:03:33 +02:00