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 static inline void env_to_regs(void)
  17 {
  18 }
  19
  20 static inline void regs_to_env(void)
  21 {
  22 }
  23
  24 /* op_helper.c */
  25 void do_interrupt(CPUState *env);
  26
  27 static inline int cpu_interrupts_enabled(CPUState *env1)
  28 {
  29 #if !defined (TARGET_SPARC64)
  30     if (env1->psret != 0)
  31         return 1;
  32 #else
  33     if (env1->pstate & PS_IE)
  34         return 1;
  35 #endif
  36
  37     return 0;
  38 }
  39
  40 static inline int cpu_has_work(CPUState *env1)
  41 {
  42     return (env1->interrupt_request & CPU_INTERRUPT_HARD) &&
  43            cpu_interrupts_enabled(env1);
  44 }
  45
  46
  47 static inline int cpu_halted(CPUState *env1) {
  48     if (!env1->halted)
  49         return 0;
  50     if (cpu_has_work(env1)) {
  51         env1->halted = 0;
  52         return 0;
  53     }
  54     return EXCP_HALTED;
  55 }
  56
  57 #endif