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Commit Graph

22 Commits

Author SHA1 Message Date
Mikael Pettersson
63d030846b sim: sim_ea_tests: add unit tests for EA calculations 2020-07-12 16:59:15 +02:00
Mikael Pettersson
8364d5a295 sim: sim_core: handle MOVE 2020-07-12 16:58:18 +02:00
Mikael Pettersson
81b46c4781 sim: sim_kernel: add FIXME about improved syscall return convention 2020-07-12 16:58:18 +02:00
Mikael Pettersson
a1eac8e351 sim: sim_core.hrl: document that the status flags are sticky 2020-07-12 16:58:18 +02:00
Mikael Pettersson
d28582edb5 sim: simtest1.s: first test case 2020-07-08 13:46:03 +02:00
Mikael Pettersson
b44534221f sim: handle exit_group() syscall, exit with simulated program's exit status 2020-07-08 13:44:14 +02:00
Mikael Pettersson
dcfc247527 sim: add framework for emulating system calls 2020-07-08 13:25:41 +02:00
Mikael Pettersson
aab824fe87 sim: sim_core: handle MOVEI 2020-07-07 17:57:26 +02:00
Mikael Pettersson
7470224404 sim: sim_core: correct terminology for the privileged state 2020-07-07 17:45:47 +02:00
Mikael Pettersson
92d5ed6a1a sim: sim_core: improve diagnostic output formatting 2020-07-06 12:05:58 +02:00
Mikael Pettersson
271f580e73 sim: sim_loader: fix parameter order to lists:duplicate/2, add alignment checks 2020-07-06 12:04:42 +02:00
Mikael Pettersson
8631bc5c2a sim: sim_core: add instruction fetch, effective address calculation, and code to start a freshly loaded program 2020-07-05 16:01:42 +02:00
Mikael Pettersson
5e138be489 sim: sim_core.hrl: add type for effective addresses, tweaks 2020-07-05 15:56:13 +02:00
Mikael Pettersson
d431e548b8 sim: sim_loader: convert entry point from byte to word address 2020-07-05 15:54:33 +02:00
Mikael Pettersson
b0b43b35ff sim: sim_core: start implementing the simulator core 2020-06-28 21:48:07 +02:00
Mikael Pettersson
1bfa79597a sim: sim_core.hrl: correct type of ac field 2020-06-28 21:43:08 +02:00
Mikael Pettersson
76e19ce3ae sim: sim_loader: also set up envp[] for _start() 2020-06-28 13:40:35 +02:00
Mikael Pettersson
0947a15735 sim: sim_loader: prefix Argv with Exe path 2020-06-28 13:35:10 +02:00
Mikael Pettersson
a9513554d6 sim: sim_loader: add ELF loader 2020-06-26 23:25:12 +02:00
Mikael Pettersson
1983581477 sim: sim_core.hrl: describe user-mode execution context 2020-06-26 23:12:12 +02:00
Mikael Pettersson
16ba843e11 sim: sim_mem: add user-mode memory emulation 2020-06-26 23:12:05 +02:00
Mikael Pettersson
5e0b8e7742 sim: initial top-level framework 2020-06-09 21:55:39 +02:00