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Research V2 development
author
Dennis Ritchie
<dmr@research.uucp>
Mon, 5 Jun 1972 22:53:27 +0000
(17:53 -0500)
committer
Dennis Ritchie
<dmr@research.uucp>
Mon, 5 Jun 1972 22:53:27 +0000
(17:53 -0500)
Work on file lib/write.s
Synthesized-from: v2
lib/write.s
[new file with mode: 0644]
patch
|
blob
diff --git a/lib/write.s
b/lib/write.s
new file mode 100644
(file)
index 0000000..
24f8b38
--- /dev/null
+++ b/
lib/write.s
@@ -0,0
+1,22
@@
+/ C library -- write
+
+/ nwritten = write(file, buffer, count);
+/
+/ nwritten == -1 means error
+
+ .globl _write
+
+.data
+_write:
+ 1f
+.text
+1:
+ mov 2(sp),r0
+ mov 4(sp),0f
+ mov 6(sp),0f+2
+ sys write; 0:..; ..
+ bec 1f
+ mov $-1,r0
+1:
+ rts pc
+