target-sparc/exec.h

   1 #ifndef EXEC_SPARC_H
   2 #define EXEC_SPARC_H 1
   3 #include "config.h"
   4 #include "dyngen-exec.h"
   5
   6 register struct CPUSPARCState *env asm(AREG0);
   7
   8 #define DT0 (env->dt0)
   9 #define DT1 (env->dt1)
  10 #define QT0 (env->qt0)
  11 #define QT1 (env->qt1)
  12
  13 #include "cpu.h"
  14 #include "exec-all.h"
  15
  16 /* op_helper.c */
  17 void do_interrupt(CPUState *env);
  18
  19 static inline int cpu_interrupts_enabled(CPUState *env1)
  20 {
  21 #if !defined (TARGET_SPARC64)
  22     if (env1->psret != 0)
  23         return 1;
  24 #else
  25     if (env1->pstate & PS_IE)
  26         return 1;
  27 #endif
  28
  29     return 0;
  30 }
  31
  32 static inline int cpu_has_work(CPUState *env1)
  33 {
  34     return (env1->interrupt_request & CPU_INTERRUPT_HARD) &&
  35            cpu_interrupts_enabled(env1);
  36 }
  37
  38
  39 static inline int cpu_halted(CPUState *env1) {
  40     if (!env1->halted)
  41         return 0;
  42     if (cpu_has_work(env1)) {
  43         env1->halted = 0;
  44         return 0;
  45     }
  46     return EXCP_HALTED;
  47 }
  48
  49 #endif