annotate lib/kreiderclib/strlen.as @ 3055:35db67ca1302

level1 krn: Fix signal dispatch code to use R$ macros And also add comments to it!
author Tormod Volden <debian.tormod@gmail.com>
date Sun, 25 Jan 2015 22:36:02 +0100
parents 1647f1874cdf
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2824
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
1 * Disassembly by Os9disasm of strlen.r
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
2
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
3 section code
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
4
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
5 strlen: pshs u
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
6 ldu 4,s
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
7 L0004 ldb ,u+
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
8 bne L0004
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
9 leau -1,u
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
10 tfr u,d
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
11 subd 4,s
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
12 puls u,pc
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
13
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
14 endsect
1647f1874cdf Added Kreidier C library
Boisy Pitre <boisy.pitre@nuance.com>
parents:
diff changeset
15