Research V2 development

Work on file c/cctab.s

Synthesized-from: v2

diff --git a/c/cctab.s b/c/cctab.s
new file mode 100644 (file)
index 0000000..9788639
--- /dev/null
+++ b/c/cctab.s
@@ -0,0 +1,118 @@
+/ c code tables-- set condition codes
+
+.globl _cctab
+
+_cctab=.;.+2
+       20.;    rest
+       21.;    rest
+       22.;    rest
+       30.;    rest
+       31.;    rest
+       34.;    rest
+       35.;    rest
+       36.;    rest
+       37.;    rest
+       40.;    rest
+       41.;    rest
+       42.;    rest
+       43.;    rest
+       44.;    rest
+       45.;    rest
+       46.;    rest
+       47.;    rest
+       48.;    rest
+       60.;    cc60
+       61.;    cc60
+       62.;    cc60
+       63.;    cc60
+       64.;    cc60
+       65.;    cc60
+       66.;    cc60
+       67.;    cc60
+       68.;    cc60
+       69.;    cc60
+       70.;    rest
+       71.;    rest
+       72.;    rest
+       73.;    rest
+       74.;    rest
+       75.;    rest
+       76.;    rest
+       77.;    rest
+       78.;    rest
+       79.;    rest
+       80.;    rest
+
+/ relationals
+cc60:
+%a,z
+       tstB1   A1
+
+%n*,z
+       F*
+       tstB1   #1(R)
+
+%n,z
+       F
+       tst     R
+
+%a,a
+       cmpBE   A1,A2
+
+%n*,a
+       F*
+       cmpBE   #1(R),A2
+
+%n,a
+       F
+       cmpB2   R,A2
+
+%n*,e*
+       F*
+       S1*
+       cmpBE   #1(R),#2(R1)
+
+%n*,e
+       F*
+       S1
+       cmpB1   #1(R),R1
+
+%n,e*
+       F
+       S1*
+       cmpB2   R,#2(R1)
+
+%n,e
+       F
+       S1
+       cmp     R,R1
+
+%n*,n*
+       FS*
+       S*
+       cmpBE   (sp)+,#2(R)
+
+%n*,n
+       FS*
+       S
+       cmpB1   *(sp)+,R
+
+%n,n*
+       FS
+       S*
+       cmpB2   (sp)+,#2(R)
+
+%n,n
+       FS
+       S
+       cmp     (sp)+,R
+
+/ set codes right
+rest:
+%n,n
+       H
+
+.data
+.even
+.text
+