From 4a0b920c9d26cbbb9732955c36e04e277260ca82 Mon Sep 17 00:00:00 2001
From: Mikael Pettersson <mikpelinux@gmail.com>
Date: Sat, 25 Jul 2020 19:26:12 +0200
Subject: [PATCH] sim: sim_boolean: handle SETO, add unit test

---
 erlang/apps/sim/src/sim_boolean.erl        | 10 ++++++++++
 erlang/apps/sim/src/sim_core.erl           |  1 +
 erlang/apps/sim/test/sim_boolean_tests.erl | 12 ++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/erlang/apps/sim/src/sim_boolean.erl b/erlang/apps/sim/src/sim_boolean.erl
index 829da8c..6be587f 100644
--- a/erlang/apps/sim/src/sim_boolean.erl
+++ b/erlang/apps/sim/src/sim_boolean.erl
@@ -70,6 +70,7 @@
         , handle_SETMB/4
         , handle_SETMI/4
         , handle_SETMM/4
+        , handle_SETO/4
         , handle_SETZ/4
         , handle_SETZB/4
         , handle_SETZM/4
@@ -761,6 +762,15 @@ handle_ORCBB(Core, Mem, IR, EA) ->
                           fun(Core1, Mem1) -> handle_ORCBB(Core1, Mem1, IR, EA) end)
   end.
 
+%% SETO - Set to Ones
+
+-spec handle_SETO(#core{}, sim_mem:mem(), IR :: word(), #ea{})
+      -> {#core{}, sim_mem:mem(), {ok, integer()} | {error, {module(), term()}}}.
+handle_SETO(Core, Mem, IR, _EA) ->
+  AC = IR band 8#17,
+  Word = (1 bsl 36) - 1,
+  sim_core:next_pc(sim_core:set_ac(Core, AC, Word), Mem).
+
 %% Miscellaneous ===============================================================
 
 ea_address(#ea{section = Section, offset = Offset}) ->
diff --git a/erlang/apps/sim/src/sim_core.erl b/erlang/apps/sim/src/sim_core.erl
index 1b05c62..cab0488 100644
--- a/erlang/apps/sim/src/sim_core.erl
+++ b/erlang/apps/sim/src/sim_core.erl
@@ -313,6 +313,7 @@ dispatch(Core, Mem, IR, EA) ->
     8#471 -> sim_boolean:handle_ORCBI(Core, Mem, IR, EA);
     8#472 -> sim_boolean:handle_ORCBM(Core, Mem, IR, EA);
     8#473 -> sim_boolean:handle_ORCBB(Core, Mem, IR, EA);
+    8#474 -> sim_boolean:handle_SETO(Core, Mem, IR, EA);
     _ ->
       PC = (Core#core.pc_section bsl 18) bor Core#core.pc_offset,
       {Core, Mem, {error, {?MODULE, {dispatch, PC, IR, EA}}}}
diff --git a/erlang/apps/sim/test/sim_boolean_tests.erl b/erlang/apps/sim/test/sim_boolean_tests.erl
index 6d4fe16..6e9fef1 100644
--- a/erlang/apps/sim/test/sim_boolean_tests.erl
+++ b/erlang/apps/sim/test/sim_boolean_tests.erl
@@ -104,6 +104,7 @@
 -define(OP_ORCBI, 8#471).
 -define(OP_ORCBM, 8#472).
 -define(OP_ORCBB, 8#473).
+-define(OP_SETO, 8#474).
 
 %% 2.4 Boolean Functions =======================================================
 
@@ -819,6 +820,17 @@ orcbb_test() ->
          , {#ea{section = 1, offset = 1, islocal = false}, ?COMMA2(-1, -1)} % AC1 = -1,,-1
          ]).
 
+%% SETO - Set to Ones
+
+seto_test() ->
+  Prog =
+    [ {1, 8#100, ?INSN(?OP_SETO, 1, 0, 0, 0)}  % 1,,100/ SETO 1,
+    , {1, 8#101, ?INSN_INVALID}                % 1,,101/ <invalid>
+    ],
+  expect(Prog, [], {1, 8#101}, ?DEFAULT_FLAGS,
+         [ {#ea{section = 1, offset = 1, islocal = false}, ?COMMA2(-1, -1)} % AC1 = -1,,-1
+         ]).
+
 %% Common code to run short sequences ==========================================
 
 expect(Prog, ACs, ExpectedPC, ExpectedFlags, ExpectedEs) ->