Bool OptIC4(CIntermediateCode *tmpi)
{
  I64 i;
  CIntermediateCode *tmpil1,*tmpil2;

  if (tmpi->ic_code<IC_IMM_I64) return FALSE;

  tmpil1=tmpi;
  if (!(tmpil2=OptLag1(tmpil1)))
    return FALSE;

  if (tmpil2->res.type&MDF_STK && !(tmpil2->ic_flags&ICF_PUSH_RES)) {
    if (tmpil1->ic_code==IC_ADD_CONST && tmpil1->arg1.type&MDF_STK) {
      if ((tmpil2->ic_code==IC_REG || tmpil2->ic_code==IC_MOV) &&
            tmpil2->arg1.type&MDF_REG) {
        i=tmpil1->ic_data;
        if (I32_MIN<=i<=I32_MAX &&
              !Bt(&cmp.non_ptr_vars_mask,tmpil2->arg1.reg)) {
          tmpil1->ic_flags|=tmpil2->ic_flags&ICG_NO_CVT_MASK;
          tmpil1->ic_code=IC_LEA;
          tmpil1->arg1.type=MDF_DISP+tmpil1->arg1.type.raw_type;
          tmpil1->arg1.reg=tmpil2->arg1.reg;
          tmpil1->arg1.disp=i;
          OptFree(tmpil2);
          return TRUE;
        }
      } else if (tmpil2->ic_code==IC_SHL_CONST && tmpil2->arg1.type&MDF_REG) {
        i=tmpil1->ic_data;
        if (I32_MIN<=i<=I32_MAX && tmpil2->arg1.reg!=REG_RSP &&
              1<=tmpil2->ic_data<=3) {
          tmpil1->ic_flags|=tmpil2->ic_flags&ICG_NO_CVT_MASK;
          tmpil1->ic_code=IC_LEA;
          tmpil1->arg1.type=MDF_SIB+tmpil1->arg1.type.raw_type;
          tmpil1->arg1.reg=tmpil2->arg1.reg<<8+REG_NONE;
          if (tmpil2->ic_data==1)
            tmpil1->arg1.reg|=0x4000;
          else if (tmpil2->ic_data==2)
            tmpil1->arg1.reg|=0x8000;
          else
            tmpil1->arg1.reg|=0xC000;
          tmpil1->arg1.disp=i;
          OptFree(tmpil2);
          return TRUE;
        }
      }
    }
    if (tmpil2->ic_code==IC_MOV || tmpil2->ic_code==IC_REG) {
      if (tmpil1->arg2.type&MDF_STK) {
        if (tmpil2->ic_flags & ICF_RES_TO_INT) {
          if (tmpil2->arg1.type&MDF_IMM)
            tmpil2->arg1.disp=tmpil2->arg1.disp(F64);
          else
            tmpil1->ic_flags|=ICF_ARG2_TO_INT;
        } else if (tmpil2->ic_flags&ICF_RES_TO_F64) {
          if (tmpil2->arg1.type&MDF_IMM)
            tmpil2->arg1.disp(F64)=tmpil2->arg1.disp;
          else
            tmpil1->ic_flags|=ICF_ARG2_TO_F64;
        }
        tmpil1->arg2.type=tmpil2->arg1.type&MDG_MASK+
              MinI64(tmpil1->arg2.type.raw_type,
              MinI64(tmpil2->res.type.raw_type,tmpil2->arg1.type.raw_type));
        tmpil1->arg2.reg=tmpil2->arg1.reg;
        tmpil1->arg2.disp=tmpil2->arg1.disp;
        tmpil1->ic_flags|=tmpil2->ic_flags&ICG_NO_CVT_MASK;
        OptSetNOP2(tmpil2);
        return TRUE;
      }
      if (tmpil1->arg1.type&MDF_STK) {
        if (tmpil2->ic_flags & ICF_RES_TO_INT) {
          if (tmpil2->arg1.type&MDF_IMM)
            tmpil2->arg1.disp=tmpil2->arg1.disp(F64);
          else
            tmpil1->ic_flags|=ICF_ARG1_TO_INT;
        } else if (tmpil2->ic_flags&ICF_RES_TO_F64) {
          if (tmpil2->arg1.type&MDF_IMM) {
            if (tmpil2->arg1.type&RTF_UNSIGNED)
              tmpil2->arg1.disp(F64)=tmpil2->arg1.disp(U64);
            else
              tmpil2->arg1.disp(F64)=tmpil2->arg1.disp(I64);
          } else
            tmpil1->ic_flags|=ICF_ARG1_TO_F64;
        }
        tmpil1->arg1.type=tmpil2->arg1.type&MDG_MASK+
              MinI64(tmpil1->arg1.type.raw_type,
              MinI64(tmpil2->res.type.raw_type,tmpil2->arg1.type.raw_type));
        CmpMinTypePointed(tmpil1,tmpil2->arg1_type_pointed_to);
        tmpil1->arg1.reg=tmpil2->arg1.reg;
        tmpil1->arg1.disp=tmpil2->arg1.disp;
        tmpil1->ic_flags|=tmpil2->ic_flags&ICG_NO_CVT_MASK;
        OptSetNOP2(tmpil2);
        return TRUE;
      }
    }
    if (tmpil1->ic_code==IC_DEREF) {
      if (tmpil2->ic_code==IC_ADD_CONST && tmpil2->arg1.type&MDF_REG &&
            tmpil1->arg1.type&MDF_STK) {
        i=tmpil2->ic_data;
        if (I32_MIN<=i<=I32_MAX &&
              !Bt(&cmp.non_ptr_vars_mask,tmpil2->arg1.reg)) {
          tmpil1->ic_flags|=tmpil2->ic_flags;
          tmpil1->ic_code=IC_MOV;
          tmpil1->arg1.type=MDF_DISP+tmpil1->arg1_type_pointed_to;
          tmpil1->arg1.reg=tmpil2->arg1.reg;
          tmpil1->arg1.disp=i;
          OptSetNOP2(tmpil2,-1);
          return TRUE;
        }
      }
      if (tmpil2->ic_code==IC_LEA && tmpil1->arg1.type&MDF_STK) {
        tmpil1->ic_flags|=tmpil2->ic_flags;
        tmpil1->ic_code=IC_MOV;
        tmpil1->arg1.type=tmpil2->arg1.type&MDG_MASK+
              tmpil1->arg1_type_pointed_to;
        tmpil1->arg1.reg=tmpil2->arg1.reg;
        tmpil1->arg1.disp=tmpil2->arg1.disp;
        OptFree(tmpil2);
        return TRUE;
      }
    }
  }
  if (tmpil1->ic_code==IC_DEREF) {
    if (tmpil1->arg1.type&MDF_REG) {
      tmpil1->arg1.type=MDF_DISP+tmpil1->arg1_type_pointed_to;
      tmpil1->arg1.disp=0;
      tmpil1->ic_code=IC_MOV;
      return TRUE;
    }
  }
  return FALSE;
}

U0 OptPass4(CCmpCtrl *cc,COptReg *reg_offsets,I64 *_type)
{
  CHashClass *tmpc,*tmpc1,*tmpc2;
  CIntermediateCode *tmpi,*tmpi1,*tmpi2,*tmpil1,*tmpil2,*tmpil3,
        *tmpi_next;
  I64 code,i;
  Bool dead_code=FALSE;
  CCodeMisc *lb;
  CPrsStk *ps=cc->ps;
  ps->ptr=0;
  ps->ptr2=0;

  if (_type)
    *_type=RT_I64;

  tmpi=cc->coc.coc_head.next;
  while (code=tmpi->ic_code) {
    tmpi_next=tmpi->next;
    if (dead_code&&code!=IC_LABEL) {
      if (code==IC_JMP||code==IC_SUB_CALL) {
        lb=OptLabelFwd(tmpi->ic_data);
        if (lb->use_cnt>0)
          lb->use_cnt--;
      }
      tmpi=OptFree(tmpi);
    } else {
      tmpc=tmpi->ic_class;
      tmpi1=tmpi2=&cmp.ic_nop;
      if (tmpil1=OptLag2(tmpi)) {
        if (tmpil2=OptLag2(tmpil1)) {
          if (!(tmpil3=OptLag2(tmpil2)))
            tmpil3=&cmp.ic_nop;
        } else
          tmpil2=tmpil3=&cmp.ic_nop;
      } else
        tmpil1=tmpil2=tmpil3=&cmp.ic_nop;
      switch [intermediate_code_table[code].arg_cnt] {
        case IS_V_ARG:
          ps->ptr-=tmpi->ic_data>>3;
          break;
        case IS_2_ARG:
          tmpi2=PrsPop(ps);
          tmpc2=tmpi2->ic_class;
        case IS_1_ARG:
          tmpi1=PrsPop(ps);
          tmpc1=tmpi1->ic_class;
          break;
        case IS_0_ARG: //nobound switch
          break;
      }
      switch [code] {
        case IC_IMM_I64:
        case IC_TYPE:
          tmpi->arg1.type=MDF_IMM+RT_I64;
          tmpi->arg1.disp=tmpi->ic_data;
          tmpi->ic_code=IC_MOV;
          break;
        case IC_IMM_F64:
          tmpi->arg1.type=MDF_IMM+RT_I64;
          tmpi->arg1.disp=tmpi->ic_data;
          tmpi->arg1_type_pointed_to=RT_F64;
          tmpi->ic_code=IC_MOV;
          break;
        case IC_MOV:
          if (tmpi->arg1.type&MDF_DISP && tmpi->arg1.reg==REG_RBP) {
            i=CmpOffset2Reg(tmpi->arg1.disp,reg_offsets);
            if (i>=0) {
              tmpi->arg1.type=MDF_REG+tmpi->arg1.type.raw_type;
              tmpi->arg1.reg=i;
              tmpi->arg1.disp=0;
            }
          }
          break;
        case IC_DEREF:
          if (tmpi1->ic_code==IC_LEA) {
            if (tmpi1->arg1.type&MDF_DISP && tmpi1->arg1.reg==REG_RBP) {
              i=CmpOffset2Reg(tmpi1->arg1.disp,reg_offsets);
              if (i>=0) {
                tmpi->ic_flags|=tmpi1->ic_flags;
                tmpi->ic_code=IC_REG;
                tmpi->arg1.type=MDF_REG+tmpi->arg1.type.raw_type;
                tmpi->arg1.reg=i;
                tmpi->arg1.disp=0;
                OptFree(tmpi1);
              }
            }
          } else if ((tmpi1->ic_code==IC_ABS_ADDR ||
                tmpi1->ic_code==IC_MOV &&
                tmpi1->arg1.type==MDF_IMM+RT_I64 &&
                0<=tmpi1->arg1.disp<=I32_MAX)&& !(tmpi1->ic_flags&ICF_NO_RIP)) {
            if (tmpi1->ic_code==IC_ABS_ADDR)
              tmpi->arg1.disp=tmpi1->ic_data;
            else
              tmpi->arg1.disp=tmpi1->arg1.disp;
            tmpi->ic_flags|=tmpi1->ic_flags;
            tmpi->ic_code=IC_MOV;
            tmpi->arg1.type=MDF_RIP_DISP32+tmpi->arg1_type_pointed_to;
            tmpi->arg1.reg=REG_RIP;
            OptFree(tmpi1);
          }
          break;
        case IC_BR_MM_ZERO:
        case IC_BR_MM_NOT_ZERO:
//(branch ++ to zero is unlikely)
        case IC_DEREF_PP:
        case IC_DEREF_MM:
        case IC__PP:
        case IC__MM:
        case IC_PP_:
        case IC_MM_:
          if (tmpi1->ic_code==IC_LEA) {
            if (tmpi1->arg1.type&MDF_DISP && tmpi1->arg1.reg==REG_RBP) {
              i=CmpOffset2Reg(tmpi1->arg1.disp,reg_offsets);
              if (i>=0) {
                tmpi->ic_flags|=tmpi1->ic_flags;
                tmpi->arg1.type=MDF_REG+tmpi->arg1.type.raw_type;
                tmpi->arg1.reg=i;
                tmpi->arg1.disp=0;
                tmpi->ic_flags|=ICF_BY_VAL;
                OptSetNOP2(tmpi1);
              } else
                goto p4_lea_gone;
            } else {
p4_lea_gone:
              tmpi->ic_flags|=tmpi1->ic_flags;
              tmpi->arg1.type=tmpi1->arg1.type;
              tmpi->arg1.reg=tmpi1->arg1.reg;
              tmpi->arg1.disp=tmpi1->arg1.disp;
              tmpi->ic_flags|=ICF_BY_VAL;
              OptSetNOP2(tmpi1);
            }
          } else if ((tmpi1->ic_code==IC_ABS_ADDR || tmpi1->ic_code==IC_MOV &&
                tmpi1->arg1.type==MDF_IMM+RT_I64 &&
                0<=tmpi1->arg1.disp<=I32_MAX)&& !(tmpi1->ic_flags&ICF_NO_RIP)) {
            tmpi->ic_flags|=tmpi1->ic_flags;
            if (tmpi1->ic_code==IC_ABS_ADDR)
              tmpi->arg1.disp=tmpi1->ic_data;
            else
              tmpi->arg1.disp=tmpi1->arg1.disp;
            tmpi->arg1.type=MDF_RIP_DISP32+tmpi->arg1_type_pointed_to;
            tmpi->arg1.reg=REG_RIP;
            tmpi->ic_flags|=ICF_BY_VAL;
            OptFree(tmpi1);
          }
          break;
        case IC_ADD:
          if (tmpi1->ic_code==IC_MOV && tmpi1->arg1.type==MDF_REG+RT_I64 ||
                tmpi1->ic_code==IC_REG) {
            if (tmpi2->ic_code==IC_MOV && tmpi2->arg1.type==MDF_REG+RT_I64 ||
                  tmpi2->ic_code==IC_REG) {
              if (tmpi2->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=0;
                tmpi->arg1.reg=tmpi1->arg1.reg+tmpi2->arg1.reg<<8;
                goto p4_sib;
              } else if (tmpi1->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=0;
                tmpi->arg1.reg=tmpi2->arg1.reg+tmpi1->arg1.reg<<8;
p4_sib:
                tmpi->ic_flags|=(tmpi1->ic_flags|tmpi2->ic_flags)
                &ICG_NO_CVT_MASK;
                OptSetNOP2(tmpi1);
                OptFree(tmpi2);

                tmpi->ic_code=IC_LEA;
                tmpi->arg1.type=MDF_SIB+RT_I64;
                tmpi->arg1_type_pointed_to=RT_I64;

                tmpi->arg2.type=MDF_NULL+tmpi->arg2.type.raw_type;
              }
            } else if (tmpi2->ic_code==IC_SHL_CONST &&
                  tmpi2->arg1.type==MDF_REG+RT_I64 && tmpi2->ic_data<=3) {
              if (tmpi2->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=0;
                tmpi->arg1.reg=tmpi1->arg1.reg+tmpi2->arg1.reg<<8;
                if (tmpi2->ic_data==1)
                  tmpi->arg1.reg|=0x4000;
                else if (tmpi2->ic_data==2)
                  tmpi->arg1.reg|=0x8000;
                else
                  tmpi->arg1.reg|=0xC000;
                goto p4_sib;
              }
            }
          } else if (tmpi1->ic_code==IC_LEA &&
                tmpi1->arg1.type&MDF_DISP) {
            if (tmpi1->arg1.reg==REG_RBP &&
                  CmpOffset2Reg(tmpi1->arg1.disp,reg_offsets)>=0)
              break;
            if (tmpi2->ic_code==IC_MOV && tmpi2->arg1.type==MDF_REG+RT_I64 ||
                  tmpi2->ic_code==IC_REG) {
              if (tmpi2->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=tmpi1->arg1.disp;
                tmpi->arg1.reg=tmpi1->arg1.reg+tmpi2->arg1.reg<<8;
                goto p4_sib;
              } else if (tmpi1->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=tmpi1->arg1.disp;
                tmpi->arg1.reg=tmpi2->arg1.reg+tmpi1->arg1.reg<<8;
                goto p4_sib;
              }
            } else if (tmpi2->ic_code==IC_SHL_CONST &&
                  tmpi2->arg1.type==MDF_REG+RT_I64 && tmpi2->ic_data<=3) {
              if (tmpi2->arg1.reg!=REG_RSP) {
                tmpi->arg1.disp=tmpi1->arg1.disp;
                tmpi->arg1.reg=tmpi1->arg1.reg+tmpi2->arg1.reg<<8;
                if (tmpi2->ic_data==1)
                  tmpi->arg1.reg|=0x4000;
                else if (tmpi2->ic_data==2)
                  tmpi->arg1.reg|=0x8000;
                else
                  tmpi->arg1.reg|=0xC000;
                goto p4_sib;
              }
            }
          }
          break;
        case IC_ASSIGN_PP:
        case IC_ASSIGN_MM:
//this val was stashed during pass012 for pointer arithmetic
          tmpi->ic_class2=tmpi->t.class2; //See ic_class2
        case IC_ASSIGN:
        case IC_SHL_EQU:
        case IC_SHR_EQU:
        case IC_MUL_EQU:
        case IC_DIV_EQU:
        case IC_MOD_EQU:
        case IC_AND_EQU:
        case IC_OR_EQU:
        case IC_XOR_EQU:
        case IC_ADD_EQU:
        case IC_SUB_EQU:
          if (tmpi1->ic_code==IC_LEA) {
            if (tmpi1->arg1.type&(MDF_DISP|MDF_SIB)) {
              tmpi2=tmpi->next;
              if (tmpi1->arg1.type&MDF_DISP && tmpi1->arg1.reg==REG_RBP) {
                i=CmpOffset2Reg(tmpi1->arg1.disp,reg_offsets);
                if (i>=0) {
                  tmpi->ic_flags|=tmpi1->ic_flags;
                  tmpi->arg1.type=MDF_REG+tmpi->arg1.type.raw_type;
                  tmpi->arg1.reg=i;
                  tmpi->arg1.disp=0;
                  OptSetNOP2(tmpi1);
                } else {
                  tmpi->ic_flags|=tmpi1->ic_flags;
                  tmpi->arg1.type=MDF_DISP+tmpi->arg1.type.raw_type;
                  tmpi->arg1.reg=REG_RBP;
                  tmpi->arg1.disp=tmpi1->arg1.disp;
                  OptSetNOP2(tmpi1);
                }
              } else {
                tmpi->ic_flags|=tmpi1->ic_flags;
                tmpi->arg1.type=tmpi1->arg1.type&MDG_MASK+
                      tmpi->arg1.type.raw_type;
                tmpi->arg1.reg=tmpi1->arg1.reg;
                tmpi->arg1.disp=tmpi1->arg1.disp;
                OptSetNOP2(tmpi1);
              }
              if (tmpi->res.type&MDF_STK && tmpi2->arg2.type&MDF_STK &&
                    code!=IC_ASSIGN_PP && code!=IC_ASSIGN_MM) {
                tmpi->res.type=tmpi->arg1.type;
                tmpi->res.reg=tmpi->arg1.reg;
                tmpi->res.disp=tmpi->arg1.disp;
                tmpi2->arg2.type=tmpi->arg1.type;
                tmpi2->arg2.reg=tmpi->arg1.reg;
                tmpi2->arg2.disp=tmpi->arg1.disp;
                CmpMinTypePointed(tmpi2,tmpi->arg1_type_pointed_to);
              }
              tmpi->ic_flags|=ICF_BY_VAL;
            }
          } else if ((tmpi1->ic_code==IC_ABS_ADDR ||
                tmpi1->ic_code==IC_MOV && tmpi1->arg1.type==MDF_IMM+RT_I64 &&
                0<=tmpi1->arg1.disp<=I32_MAX)&& !(tmpi1->ic_flags&ICF_NO_RIP)) {
            tmpi->ic_flags|=tmpi1->ic_flags;
            if (tmpi1->ic_code==IC_ABS_ADDR)
              tmpi->arg1.disp=tmpi1->ic_data;
            else
              tmpi->arg1.disp=tmpi1->arg1.disp;
            tmpi->arg1.type=MDF_RIP_DISP32+tmpi->arg1.type.raw_type;
            tmpi->arg1.reg=REG_RIP;
            tmpi->ic_flags|=ICF_BY_VAL;
            OptSetNOP2(tmpi1);
          }
          break;
        case IC_RETURN_VAL:
        case IC_RETURN_VAL2:
          if (!tmpi->ic_class) {
            if (_type) {
              tmpil1=tmpi;
              while (tmpil1=OptLag1(tmpil1))
                if (tmpil1->ic_class) {
                  if (tmpil1->ic_flags & ICF_RES_TO_F64)
                    *_type=RT_F64;
                  else if (tmpil1->ic_flags & ICF_RES_TO_INT)
                    *_type=RT_I64;
                  else
                    *_type=tmpil1->ic_class->raw_type;
                  break;
                }
            }
            tmpi->ic_class=cmp.internal_types[RT_I64];
          } else if (_type)
            *_type=tmpi->ic_class->raw_type;
          break;
        case IC_NOP1:
          tmpi=OptFree(tmpi);
          break;
        case IC_BR_BT:
        case IC_BR_BTS:
        case IC_BR_BTR:
        case IC_BR_BTC:
        case IC_BR_NOT_BT:
        case IC_BR_NOT_BTS:
        case IC_BR_NOT_BTR:
        case IC_BR_NOT_BTC:
        case IC_BT:
        case IC_BTS:
        case IC_BTR:
        case IC_BTC:
        case IC_LBTS:
        case IC_LBTR:
        case IC_LBTC:
          if (!(tmpi->ic_flags&ICF_BY_VAL)) {
            if (tmpi2->ic_code==IC_ADDR) {
              if (tmpi2->arg1.type&MDF_STK &&
                    tmpi2->res.type&MDF_STK) {
                if (tmpil2=OptLag1(tmpi2)) {
                  if (tmpil2->ic_code==IC_LEA) {
                    if (tmpil2->arg1.type&(MDF_IMM|MDG_REG_DISP_SIB_RIP)) {
                      if (tmpi2) {
                        tmpi->ic_flags|=tmpi2->ic_flags;
                        OptFree(tmpi2);
                      }
                      tmpi->ic_flags|=tmpil2->ic_flags|ICF_BY_VAL;
                      tmpi->arg2.type=tmpil2->arg1.type;
                      tmpi->arg2.reg =tmpil2->arg1.reg;
                      tmpi->arg2.disp=tmpil2->arg1.disp;
                      OptFree(tmpil2);
                    }
                    break;
                  } else if (tmpil2->ic_code!=IC_ABS_ADDR &&
                        !(tmpil2->ic_code==IC_MOV &&
                        tmpil2->arg1.type==MDF_IMM+RT_I64 &&
                        0<=tmpil2->arg1.disp<=I32_MAX) ||
                        tmpil2->ic_flags&ICF_NO_RIP)
                    tmpil2=NULL;
                  else {
                    if (tmpil2->ic_code==IC_ABS_ADDR)
                      tmpi->arg2.disp=tmpil2->ic_data;
                    else
                      tmpi->arg2.disp=tmpil2->arg1.disp;
                  }
                }
              } else {
                if (tmpi2->arg1.type==MDF_IMM+RT_I64 &&
                      0<=tmpi2->arg1.disp<=I32_MAX &&
                      !(tmpi2->ic_flags&ICF_NO_RIP)) {
                  tmpil2=tmpi2;
                  tmpi2=NULL;
                  tmpi->arg2.disp=tmpil2->arg1.disp;
                } else
                  tmpil2=NULL;
              }
              if (tmpil2) {
                if (tmpi2) {
                  tmpi->ic_flags|=tmpi2->ic_flags;
                  OptFree(tmpi2);
                }
                tmpi->ic_flags|=tmpil2->ic_flags|ICF_BY_VAL;
                tmpi->arg2.type=MDF_RIP_DISP32+tmpi->arg2.type.raw_type;
                tmpi->arg2.reg=REG_RIP;
                OptFree(tmpil2);
              }
            } else if (tmpi2->ic_code==IC_MOV && tmpi2->res.type&MDF_STK &&
                  tmpi2->arg1.type==MDF_IMM+RT_I64 &&
                  0<=tmpi2->arg1.disp<=I32_MAX &&
                  !(tmpi2->ic_flags&ICF_NO_RIP)) {
              tmpi->arg2.disp=tmpi2->arg1.disp;
              tmpi->ic_flags|=tmpi2->ic_flags|ICF_BY_VAL;
              tmpi->arg2.type=MDF_RIP_DISP32+tmpi->arg2.type.raw_type;
              tmpi->arg2.reg=REG_RIP;
              OptFree(tmpi2);
            }
          }
          break;
        case IC_BR_EQU_EQU ...IC_BR_LESS_EQU:
        case IC_BR_EQU_EQU2...IC_BR_LESS_EQU2:
        case IC_BR_CARRY:
        case IC_BR_NOT_CARRY:
        case IC_BR_ZERO:
        case IC_BR_NOT_ZERO:
          lb=tmpi->ic_data;
          if (tmpi->ic_flags&ICF_PUSH_CMP) {
            lb->flags|=CMF_POP_CMP;
            lb->fwd=NULL;
          }
          break;
        case IC_LABEL:
          lb=tmpi->ic_data;
          if (lb->use_cnt)
            dead_code=FALSE;
          break;
        case IC_JMP:
        case IC_RET:
          dead_code=TRUE;
          break;
        case IC_NOP2:
          ps->ptr+=tmpi->ic_data;
          break;
        case IC_CALL_END:
        case IC_END_EXP:
          if (!(tmpil1->ic_flags&ICF_PUSH_RES)) {
            if (tmpi->ic_flags&ICF_RES_NOT_USED) {
              tmpil1->ic_flags|=ICF_RES_NOT_USED;
              tmpil1->res.type=MDF_NULL+tmpil1->res.type.raw_type;
            } else if (tmpi->arg1.type&MDF_STK &&
                  tmpil1->res.type&MDF_STK) {
              tmpi->arg1.type=MDF_REG+tmpi->arg1.type.raw_type;
              tmpi->arg1.disp=0;
              tmpil1->res.type=MDF_REG+tmpil1->res.type.raw_type;
              tmpil1->res.disp=0;
              if (intermediate_code_table[tmpi->ic_code].arg_cnt==IS_2_ARG) {
                tmpi->arg1.reg=REG_R8;
                tmpil1->res.reg=REG_R8;
              } else {
                tmpi->arg1.reg=REG_RAX;
                tmpil1->res.reg=REG_RAX;
              }
            }
          }
          break;
        case IC_STR_CONST:
        case IC_FS:
        case IC_GS:
        case IC_MOV_FS:
        case IC_MOV_GS:
        case IC_RIP:
        case IC_RBP:
        case IC_REG:
        case IC_COM:
        case IC_HOLYC_TYPECAST:
        case IC_NOT:
        case IC_UNARY_MINUS:
        case IC_PUSH_CMP:
        case IC_ADD_CONST:
        case IC_SUB_CONST:
        case IC_ENTER:
        case IC_ADD_RSP:
        case IC_ADD_RSP1:
        case IC_CALL:
        case IC_CALL_INDIRECT:
        case IC_CALL_INDIRECT2:
        case IC_CALL_EXTERN:
        case IC_CALL_IMPORT:
        case IC_PUSH:
        case IC_POP:
        case IC_INVLPG:
        case IC_CLFLUSH:
        case IC_GET_RFLAGS:
        case IC_CARRY:
        case IC_RDTSC:
        case IC_SET_RFLAGS:
        case IC_GET_RBP:
        case IC_SET_RBP:
        case IC_GET_RSP:
        case IC_GET_RAX:
        case IC_SET_RSP:
        case IC_SET_RAX:
        case IC_SHL_CONST:
        case IC_LEA:
        case IC_SHR_CONST:
        case IC_POWER:
        case IC_SHL:
        case IC_SHR:
        case IC_MUL:
        case IC_DIV:
        case IC_MOD:
        case IC_AND:
        case IC_OR:
        case IC_XOR:
        case IC_SUB:
        case IC_EQU_EQU...IC_LESS_EQU:
        case IC_AND_AND:
        case IC_OR_OR:
        case IC_XOR_XOR:
        case IC_GET_LABEL:
        case IC_ABS_ADDR:
        case IC_HEAP_GLBL:
        case IC_ADDR_IMPORT:
        case IC_BSF:
        case IC_BSR:
        case IC_SIGN_I64:
        case IC_TOUPPER:
        case IC_TO_I64:
        case IC_TO_F64:
        case IC_TO_BOOL:
        case IC_SQR:
        case IC_ABS:
        case IC_SQRT:
        case IC_SIN:
        case IC_COS:
        case IC_TAN:
        case IC_ATAN:
        case IC_ABS_I64:
        case IC_MIN_I64:
        case IC_MAX_I64:
        case IC_MIN_U64:
        case IC_MAX_U64:
        case IC_MOD_U64:
        case IC_SQR_I64:
        case IC_SQR_U64:
        case IC_SWAP_U8:
        case IC_SWAP_U16:
        case IC_SWAP_U32:
        case IC_SWAP_I64:
        case IC_QUE_INIT:
        case IC_QUE_INS:
        case IC_QUE_INS_REV:
        case IC_QUE_REM:
        case IC_IN_U32:
        case IC_IN_U16:
        case IC_IN_U8:
        case IC_STRLEN:
        case IC_OUT_U32:
        case IC_OUT_U16:
        case IC_OUT_U8:
        case IC_NOBOUND_SWITCH:
        case IC_SWITCH:
        case IC_END:
        case IC_ADDR:
        case IC_CALL_START:
        case IC_LEAVE:
        case IC_PUSH_REGS:
        case IC_POP_REGS:
        case IC_ASM:
        case IC_BR_AND_NOT_ZERO:
        case IC_BR_AND_ZERO:
        case IC_SUB_CALL:
        case IC_CALL_END2:
          break;
        default:
          "Pass:%d Missing IC hndlr\n",cc->pass;
          ICPut(cc,tmpi);
          LexExcept(cc,"Compiler Optimization Error at ");
      }
      if (tmpi) {
        while (OptIC4(tmpi));
        code=tmpi->ic_code;
        if (intermediate_code_table[code].res_cnt)
          PrsPush(ps,tmpi);
      }
    }
    tmpi=tmpi_next;
  }
  if (ps->ptr>2) {
    "Pass:%d Stk:%08X\n",cc->pass,ps->ptr;
    LexExcept(cc,"Compiler Optimization Error at ");
  }
}