Catch relocation of floats and 8 byte qtys; restructure outrel

[unix-history] / usr / src / old / as.vax / as.h

diff --git a/usr/src/old/as.vax/as.h b/usr/src/old/as.vax/as.h
index 3385af9..b1139c6 100644 (file)
--- a/usr/src/old/as.vax/as.h
+++ b/usr/src/old/as.vax/as.h
@@ -1,5 +1,5 @@
 /* Copyright (c) 1980 Regents of the University of California */
 /* Copyright (c) 1980 Regents of the University of California */

-/* "@(#)as.h 4.6 %G%" */
+/* "@(#)as.h 4.7 %G%" */

 #ifdef VMS
 # define       vax     1
 # define       VAX     1
 #ifdef VMS
 # define       vax     1
 # define       VAX     1


@@ -98,33 +98,42 @@
 #define        ACCM    (ACCR | ACCW)                   /* modify */
 #define        ACCI    (ACCB | ACCR)                   /* XFC code */
 
 #define        ACCM    (ACCR | ACCW)                   /* modify */
 #define        ACCI    (ACCB | ACCR)                   /* XFC code */
 

-#define AMASK  (ACCA | ACCR | ACCW | ACCB)     /* the mask */
+#define ACCESSMASK     (ACCA | ACCR | ACCW | ACCB)     /* the mask */

 
 /*
 
 /*

- * Argument data types
+ *     Argument data types
+ *     Also used to tell outrel what it is relocating
+ *     (possibly in combination with RELOC_PCREL and TYPNONE)

  */
  */

-#define        TYPB    0       /* byte */
-#define        TYPW    1       /* word */
-#define        TYPL    2       /* long */
-#define        TYPQ    3       /* quad */
-#define        TYPF    4       /* floating */
-#define        TYPD    5       /* double floating */
+#define        TYPB            0       /* byte */
+#define        TYPW            1       /* word */
+#define        TYPL            2       /* long */
+#define        TYPQ            3       /* quad */
+#define        TYPF            4       /* floating */
+#define        TYPD            5       /* double floating */
+#define        TYPNONE         6       /* when nothing */
+#define        RELOC_PCREL     8       /* implicit argument to outrel; ==> PCREL */

 
 #define        TYPMASK 7
 
 
 #define        TYPMASK 7
 

-/* reference types for loader */
+/*
+ *     reference types for loader
+ */

 #define        PCREL   1
 #define        LEN1    2
 #define        LEN2    4
 #define        LEN4    6
 #define        LEN8    8
 #define        PCREL   1
 #define        LEN1    2
 #define        LEN2    4
 #define        LEN4    6
 #define        LEN8    8

-       /*
-        *      reflen table converts between LEN* and PCREL to numbers
-        *              of bytes.
-        *      lgreflen table is the lg base 2 of the values in reflen.
-        */
-       extern  int     reflen[];       /* reference lengths */
-       extern  int     lgreflen[];     /* lg reference lengths */
+
+extern int     reflen[];       /* {LEN*+PCREL} ==> number of bytes */
+extern int     lgreflen[];     /* {LEN*+PCREL} ==> lg number of bytes */
+extern int     len124[];       /* {1,2,4,8} ==> {LEN1, LEN2, LEN4, LEN8} */
+extern char    mod124[];       /* {1,2,4,8} ==> {bits to construct operands */
+extern int     type_124[];     /* {1,2,4,8} ==> {TYPB, TYPW, TYPL, TYPQ} */
+extern int     ty_NORELOC[];   /* {TYPB..TYPD} ==> {1 if relocation not OK */
+extern int     ty_LEN[];       /* {TYPB..TYPD} ==> {LEN1..LEN8} */
+extern int     ty_nbyte[];     /* {TYPB..TYPD} ==> {1,2,4,8} */
+extern int     ty_nlg[];       /* {TYPB..TYPD} ==> lg{1,2,4,8} */

 
 #define        TMPC    7       
 #define        HW      01
 
 #define        TMPC    7       
 #define        HW      01