mac2defs

Macros

BITOOR            X
BYTEOFF           X
FR0               X
FR1               X
FR2               X
FR3               X
FR4               X
FR5               X
MYREADER          X
NESTCALLS         X
PC                X
R0                X
R1                X
R2                X
R3                X
R4                X
R5                X
REGSZ             X
SAVEREGION        X
SCCON             X
SICON             X
SP                X
STOARG            X
STOFARG           X
STOSTARG          X
TMPREG            X
genfcall          X
wdal              X

   1: /*	PDP11 Registers */
   2: 
   3:     /* scratch registers */
   4: # define R0 0
   5: # define R1 1
   6: 
   7:     /* register variables */
   8: # define R2 2
   9: # define R3 3
  10: # define R4 4
  11: 
  12:     /* special purpose */
  13: # define R5 5   /* frame pointer */
  14: # define SP 6   /* stack pointer */
  15: # define PC 7   /* program counter */
  16: 
  17:     /* floating registers */
  18: 
  19: # define FR0 8
  20: # define FR1 9
  21: # define FR2 10
  22: # define FR3 11
  23: # define FR4 12
  24: # define FR5 13
  25: 
  26: # define SAVEREGION 8 /* number of bytes for save area */
  27: 
  28: # define BYTEOFF(x) ((x)&01)
  29: # define wdal(k) (BYTEOFF(k)==0)
  30: # define BITOOR(x) ((x)>>3)  /* bit offset to oreg offset */
  31: 
  32: # define REGSZ 14
  33: 
  34: # define TMPREG R5
  35: 
  36: 
  37: # define STOARG(p)     /* just evaluate the arguments, and be done with it... */
  38: # define STOFARG(p)
  39: # define STOSTARG(p)
  40: # define genfcall(a,b) gencall(a,b)
  41: 
  42: 
  43:     /* shape for constants between -128 and 127 */
  44: # define SCCON (SPECIAL+100)
  45:     /* shape for constants between 0 and 32767 */
  46: # define SICON (SPECIAL+101)
  47: 
  48: # define MYREADER(p) myreader(p)
  49: extern int fltused;
  50:     /* calls can be nested on the PDP-11 */
  51: # define NESTCALLS