include/jitcs_ids.h

   1 //===-- jitcs_ids.h - ID types for instructions et al. ----------*- C++ -*-===//
   2 //
   3 //
   4 //
   5 //===----------------------------------------------------------------------===//
   6
   7 #ifndef _JITCS_IDS_H_
   8 #define _JITCS_IDS_H_
   9
  10 #include "jitcs_base.h"
  11
  12 namespace jitcs {
  13
  14 enum CompilerMode {
  15   CM_Construct, // add instructions to basic blocks
  16   CM_Analyze,   // use/def analysis, cross bb cluster construction, ...
  17   CM_Allocate,  // local and cross bb register allocation
  18   CM_Generate,  // layout and generate machine code
  19 };
  20
  21 enum MemEnum {
  22   M_None = 0,
  23   MMODE_Bits = 4,
  24   MMODE_Mask = (1 << MMODE_Bits) - 1,
  25   MMODE_FPCount =      8,
  26   MMODE_None =         0, // address undefined
  27   MMODE_Base =         1, // base + scale * index + offset
  28   MMODE_Sym  =         2, // symbol + offset - the symbol may be global or local(SPREL/FPREL)
  29   MMODE_Global=        3, // global pointer + offset (in X64 encoded as RIP-relative)
  30   MMODE_VRegSpillSlot= 4, // memory address of a VReg spill slot
  31   MMODE_SPRel=         8, // stack (aka FP0) pointer + offset
  32   MMODE_FP1Rel= MMODE_SPRel+1, // frame pointer 1 + offset
  33   MMODE_FP2Rel= MMODE_SPRel+2, // frame pointer 2 + offset
  34   MMODE_FP3Rel= MMODE_SPRel+3, // frame pointer 3 + offset
  35   MMODE_FP4Rel= MMODE_SPRel+4, // frame pointer 4 + offset
  36   MMODE_FP5Rel= MMODE_SPRel+5, // frame pointer 5 + offset
  37   MMODE_FP6Rel= MMODE_SPRel+6, // frame pointer 6 + offset
  38   MMODE_FP7Rel= MMODE_SPRel+7, // frame pointer 7 + offset
  39 };
  40 enum SymEnum {
  41   S_None = ~0,
  42 };
  43
  44 enum RegId {
  45   R_None = ~0,
  46   R_HardwareLimit = 0x100,
  47 };
  48 enum ResId {
  49   RES_None = ~0,
  50 };
  51 enum RegClassId {
  52   RC_None = 0xff,
  53 };
  54 enum ResClassId {
  55   RESCL_None = 0xff,
  56 };
  57
  58 enum InsId {
  59   I_None = 0,
  60   I_Count,
  61   I_Max = ~0,
  62 };
  63
  64 enum BBId {
  65   BB_None = ~0,
  66 };
  67
  68 } // end of namespace jitcs
  69
  70 #endif
  71 // _JITCS_IDS_H_