From 2c528314ebe29a1c94b6c03fd1b0e2668ee25dff Mon Sep 17 00:00:00 2001
From: Wojciech Kosior <kwojtus@protonmail.com>
Date: Sat, 5 Sep 2020 17:58:56 +0200
Subject: add div instruction together with bench

---
 tests/stack_machine_div/instructions.s.tcl  | 21 +++++++++++++++++++++
 tests/stack_machine_div/test.v              |  1 +
 tests/stack_machine_div/words_to_verify.mem |  6 ++++++
 3 files changed, 28 insertions(+)
 create mode 100755 tests/stack_machine_div/instructions.s.tcl
 create mode 120000 tests/stack_machine_div/test.v
 create mode 100644 tests/stack_machine_div/words_to_verify.mem

(limited to 'tests')

diff --git a/tests/stack_machine_div/instructions.s.tcl b/tests/stack_machine_div/instructions.s.tcl
new file mode 100755
index 0000000..7f09f20
--- /dev/null
+++ b/tests/stack_machine_div/instructions.s.tcl
@@ -0,0 +1,21 @@
+#!/usr/bin/env tclsh
+
+source tclasm.tcl
+
+### store 2 values to memory, load them back, divide one by another and store
+### the result (quotient); this is analogous to addition and substraction tests
+
+set_sp 0
+
+const 777681520
+store h1EEE0
+const 3721
+store h1EEE4
+
+load h1EEE0
+load h1EEE4
+# dividing 777681520 by 3721 should yield 208997 r 3683
+div
+store h1EEE8
+
+halt
diff --git a/tests/stack_machine_div/test.v b/tests/stack_machine_div/test.v
new file mode 120000
index 0000000..f5b6a59
--- /dev/null
+++ b/tests/stack_machine_div/test.v
@@ -0,0 +1 @@
+../stack_machine_store/test.v
\ No newline at end of file
diff --git a/tests/stack_machine_div/words_to_verify.mem b/tests/stack_machine_div/words_to_verify.mem
new file mode 100644
index 0000000..2e6c6fa
--- /dev/null
+++ b/tests/stack_machine_div/words_to_verify.mem
@@ -0,0 +1,6 @@
+// address  value
+   1EEE0    2E5A7A70  // 777681520 in hex is 2E5A7A70
+
+   1EEE4    E89  // 3721 in hex is E89
+
+   1EEE8    33065  // 208997 in hex is 33065
-- 
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