ghc/includes/MachDeps.lh

   1 %
   2 % (c) The GRASP Project, Glasgow University, 1998
   3 %
   4 \section[MachDeps]{Info/sizes of STG types}
   5
   6 NB: THIS FILE IS INCLUDED IN HASKELL SOURCE!
   7
   8 Definitions that characterise machine specific properties
   9 of basic Stg types provided as unboxed types (mirrors the typedefs in StgTypes.)
  10
  11 \begin{code}
  12 #ifndef MACHDEPS_H
  13 #define MACHDEPS_H
  14
  15 #include "config.h"
  16
  17 #define CHAR_SIZE_IN_BYTES      1
  18 #define ADDR_SIZE_IN_BYTES      SIZEOF_VOID_P
  19 #define INT_SIZE_IN_BYTES       SIZEOF_LONG
  20 #define WORD_SIZE_IN_BYTES      SIZEOF_LONG
  21
  22 #if alpha_TARGET_ARCH
  23 #define FLOAT_SIZE_IN_BYTES     SIZEOF_DOUBLE
  24 #define DOUBLE_SIZE_IN_BYTES    SIZEOF_DOUBLE
  25 #else
  26 #define FLOAT_SIZE_IN_BYTES     SIZEOF_FLOAT
  27 #define DOUBLE_SIZE_IN_BYTES    SIZEOF_DOUBLE
  28 #endif
  29
  30 #endif
  31 \end{code}