5045 use atomic_{inc,dec}_* instead of atomic_add_*

*** 40,50 ****
  
  #define FPUINFO_KSTAT(opcode)   {                                       \
          extern void __dtrace_probe___fpuinfo_##opcode(uint64_t *);      \
          uint64_t *stataddr = &fpuinfo.opcode.value.ui64;                \
          __dtrace_probe___fpuinfo_##opcode(stataddr);                    \
!         atomic_add_64(&fpuinfo.opcode.value.ui64, 1);                   \
  }
  
  #define FPUINFO_KSTAT_PREC(prec, kstat_s, kstat_d, kstat_q)             \
          if (prec < 2) {                                                 \
                  FPUINFO_KSTAT(kstat_s);                                 \
--- 40,50 ----
  
  #define FPUINFO_KSTAT(opcode)   {                                       \
          extern void __dtrace_probe___fpuinfo_##opcode(uint64_t *);      \
          uint64_t *stataddr = &fpuinfo.opcode.value.ui64;                \
          __dtrace_probe___fpuinfo_##opcode(stataddr);                    \
!         atomic_inc_64(&fpuinfo.opcode.value.ui64);                      \
  }
  
  #define FPUINFO_KSTAT_PREC(prec, kstat_s, kstat_d, kstat_q)             \
          if (prec < 2) {                                                 \
                  FPUINFO_KSTAT(kstat_s);                                 \
*** 789,799 ****
  fp_kstat_update(enum ftt_type ftt)
  {
          ASSERT((ftt == ftt_ieee) || (ftt == ftt_unfinished) ||
              (ftt == ftt_unimplemented));
          if (ftt == ftt_ieee)
!                 atomic_add_64(&fpustat.fpu_ieee_traps.value.ui64, 1);
          else if (ftt == ftt_unfinished)
!                 atomic_add_64(&fpustat.fpu_unfinished_traps.value.ui64, 1);
          else if (ftt == ftt_unimplemented)
!                 atomic_add_64(&fpustat.fpu_unimplemented_traps.value.ui64, 1);
  }
--- 789,799 ----
  fp_kstat_update(enum ftt_type ftt)
  {
          ASSERT((ftt == ftt_ieee) || (ftt == ftt_unfinished) ||
              (ftt == ftt_unimplemented));
          if (ftt == ftt_ieee)
!                 atomic_inc_64(&fpustat.fpu_ieee_traps.value.ui64);
          else if (ftt == ftt_unfinished)
!                 atomic_inc_64(&fpustat.fpu_unfinished_traps.value.ui64);
          else if (ftt == ftt_unimplemented)
!                 atomic_inc_64(&fpustat.fpu_unimplemented_traps.value.ui64);
  }