From 44329afff582b3e6a45421cf8b29e1bb98f2ed5b Mon Sep 17 00:00:00 2001
From: Quentin Carbonneaux <quentin.carbonneaux@yale.edu>
Date: Sun, 9 Aug 2015 19:34:20 -0400
Subject: add funny little max ssa test

---
 lisc/test/max.ssa | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 lisc/test/max.ssa

(limited to 'lisc/test')

diff --git a/lisc/test/max.ssa b/lisc/test/max.ssa
new file mode 100644
index 0000000..d5e1d4c
--- /dev/null
+++ b/lisc/test/max.ssa
@@ -0,0 +1,25 @@
+# find the maximum value
+# in a nul-terminated array
+# of unsigned bytes
+#
+# b input array
+# a output max
+
+@start
+@loop
+	%max =w phi @start -1, @new %byt, @old %max
+	%id0 =l phi @start 0,  @new %id1, @old %id1
+	%loc =l add $b, %id0
+	%byt =w loadub %loc
+	%id1 =l add 1, %id0
+	jnz %byt, @iter, @end
+@iter
+	%cmp =w csle %max, %byt
+	jnz %cmp, @new, @old
+@new
+	jmp @loop
+@old
+	jmp @loop
+@end
+	store %max, $a
+	ret
-- 
cgit 1.4.1