target-mips/mips-defs.h

   1 #if !defined (__QEMU_MIPS_DEFS_H__)
   2 #define __QEMU_MIPS_DEFS_H__
   3
   4 /* If we want to use host float regs... */
   5 //#define USE_HOST_FLOAT_REGS
   6
   7 /* real pages are variable size... */
   8 #define TARGET_PAGE_BITS 12
   9 #define MIPS_TLB_MAX 128
  10
  11 #ifdef TARGET_MIPS64
  12 #define TARGET_LONG_BITS 64
  13 #else
  14 #define TARGET_LONG_BITS 32
  15 #endif
  16
  17 /* Masks used to mark instructions to indicate which ISA level they
  18    were introduced in. */
  19 #define         ISA_MIPS1       0x00000001
  20 #define         ISA_MIPS2       0x00000002
  21 #define         ISA_MIPS3       0x00000004
  22 #define         ISA_MIPS4       0x00000008
  23 #define         ISA_MIPS5       0x00000010
  24 #define         ISA_MIPS32      0x00000020
  25 #define         ISA_MIPS32R2    0x00000040
  26 #define         ISA_MIPS64      0x00000080
  27 #define         ISA_MIPS64R2    0x00000100
  28
  29 /* MIPS ASE */
  30 #define         ASE_MIPS16      0x00001000
  31 #define         ASE_MIPS3D      0x00002000
  32 #define         ASE_MDMX        0x00004000
  33 #define         ASE_DSP         0x00008000
  34 #define         ASE_DSPR2       0x00010000
  35
  36 /* Chip specific instructions.   */
  37 /* Currently void */
  38
  39 /* MIPS CPU defines.  */
  40 #define         CPU_MIPS1       (ISA_MIPS1)
  41 #define         CPU_MIPS2       (CPU_MIPS1 | ISA_MIPS2)
  42 #define         CPU_MIPS3       (CPU_MIPS2 | ISA_MIPS3)
  43 #define         CPU_MIPS4       (CPU_MIPS3 | ISA_MIPS4)
  44 #define         CPU_MIPS5       (CPU_MIPS4 | ISA_MIPS5)
  45
  46 #define         CPU_MIPS32      (CPU_MIPS2 | ISA_MIPS32)
  47 #define         CPU_MIPS64      (CPU_MIPS5 | CPU_MIPS32 | ISA_MIPS64)
  48
  49 #define         CPU_MIPS32R2    (CPU_MIPS32 | ISA_MIPS32R2)
  50 #define         CPU_MIPS64R2    (CPU_MIPS64 | CPU_MIPS32R2 | ISA_MIPS64R2)
  51
  52 /* Strictly follow the architecture standard:
  53    - Disallow "special" instruction handling for PMON/SPIM.
  54    Note that we still maintain Count/Compare to match the host clock. */
  55 //#define MIPS_STRICT_STANDARD 1
  56
  57 #endif /* !defined (__QEMU_MIPS_DEFS_H__) */