From 9e37e768b4694038a757366fcdf8e4c6e3ca788d Mon Sep 17 00:00:00 2001
From: Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
Date: Mon, 10 Feb 2020 17:49:10 +0700
Subject: [mips] Finish the second chapter

---
 mips/chapter-2/exercise-1/l.s | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 mips/chapter-2/exercise-1/l.s

(limited to 'mips/chapter-2/exercise-1/l.s')

diff --git a/mips/chapter-2/exercise-1/l.s b/mips/chapter-2/exercise-1/l.s
new file mode 100644
index 0000000..73b999d
--- /dev/null
+++ b/mips/chapter-2/exercise-1/l.s
@@ -0,0 +1,22 @@
+# for (t1 = 99; t1 > 0; v0 += t1--)
+	.text
+main:
+	li	$v0,	0		# v0 = 0
+	li	$t1,	99		# t1 = 99
+for:
+	blez	$t1,	end		# if (t1 <= 0) goto end
+	add	$v0,	$v0,	$t1	# v0 += t1
+	addi	$t1,	$t1,	-1	# t1--
+	j	for			# goto for
+end:
+
+	move	$a0,	$v0		# a0 = v0
+	li	$v0,	1		# print integer at a0
+	syscall
+
+	li	$v0,	11		# print character
+	li	$a0,	10		# newline
+	syscall
+
+	li	$v0,	10		# terminate program run
+	syscall
-- 
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