2005-07-02 18:58:51 +04:00
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#if !defined(__QEMU_MIPS_EXEC_H__)
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#define __QEMU_MIPS_EXEC_H__
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2005-12-17 04:11:12 +03:00
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//#define DEBUG_OP
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2005-07-02 18:58:51 +04:00
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2006-12-21 04:19:56 +03:00
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#include "config.h"
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2005-07-02 18:58:51 +04:00
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#include "mips-defs.h"
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#include "dyngen-exec.h"
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2007-04-30 01:26:37 +04:00
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#include "cpu-defs.h"
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2005-07-02 18:58:51 +04:00
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register struct CPUMIPSState *env asm(AREG0);
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#include "cpu.h"
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#include "exec-all.h"
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#if !defined(CONFIG_USER_ONLY)
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2005-10-30 21:16:26 +03:00
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#include "softmmu_exec.h"
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2005-07-02 18:58:51 +04:00
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#endif /* !defined(CONFIG_USER_ONLY) */
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2006-12-06 21:19:33 +03:00
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void do_mtc0_status_debug(uint32_t old, uint32_t val);
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void do_mtc0_status_irqraise_debug(void);
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2006-06-14 16:56:19 +04:00
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void dump_fpu(CPUState *env);
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2007-09-17 01:08:06 +04:00
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void fpu_dump_state(CPUState *env, FILE *f,
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2006-06-14 16:56:19 +04:00
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int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
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int flags);
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2005-07-02 18:58:51 +04:00
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void cpu_mips_clock_init (CPUState *env);
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2006-12-06 20:42:40 +03:00
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void cpu_mips_tlb_flush (CPUState *env, int flush_global);
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2005-07-02 18:58:51 +04:00
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2008-07-23 20:16:31 +04:00
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static inline void env_to_regs(void)
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2007-06-03 21:44:37 +04:00
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{
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}
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2008-07-23 20:16:31 +04:00
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static inline void regs_to_env(void)
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2007-06-03 21:44:37 +04:00
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{
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}
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2008-07-23 20:16:31 +04:00
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static inline int cpu_halted(CPUState *env)
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2007-09-27 03:52:06 +04:00
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{
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2007-06-03 21:44:37 +04:00
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if (!env->halted)
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return 0;
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if (env->interrupt_request &
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(CPU_INTERRUPT_HARD | CPU_INTERRUPT_TIMER)) {
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env->halted = 0;
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return 0;
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}
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return EXCP_HALTED;
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}
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2008-07-23 20:16:31 +04:00
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static inline void compute_hflags(CPUState *env)
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2007-09-27 03:52:06 +04:00
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{
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2007-12-30 18:36:58 +03:00
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env->hflags &= ~(MIPS_HFLAG_COP1X | MIPS_HFLAG_64 | MIPS_HFLAG_CP0 |
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2008-11-11 14:39:33 +03:00
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MIPS_HFLAG_F64 | MIPS_HFLAG_FPU | MIPS_HFLAG_KSU |
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MIPS_HFLAG_UX);
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2007-09-27 03:52:06 +04:00
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if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
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!(env->CP0_Status & (1 << CP0St_ERL)) &&
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2007-09-29 23:21:36 +04:00
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!(env->hflags & MIPS_HFLAG_DM)) {
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2007-10-28 22:45:05 +03:00
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env->hflags |= (env->CP0_Status >> CP0St_KSU) & MIPS_HFLAG_KSU;
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2007-09-29 23:21:36 +04:00
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}
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2007-11-08 21:05:37 +03:00
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#if defined(TARGET_MIPS64)
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2007-10-28 22:45:05 +03:00
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if (((env->hflags & MIPS_HFLAG_KSU) != MIPS_HFLAG_UM) ||
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2007-09-27 03:52:06 +04:00
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(env->CP0_Status & (1 << CP0St_PX)) ||
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(env->CP0_Status & (1 << CP0St_UX)))
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env->hflags |= MIPS_HFLAG_64;
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2008-11-11 14:39:33 +03:00
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if (env->CP0_Status & (1 << CP0St_UX))
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env->hflags |= MIPS_HFLAG_UX;
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2007-09-27 03:52:06 +04:00
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#endif
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2007-09-29 23:21:36 +04:00
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if ((env->CP0_Status & (1 << CP0St_CU0)) ||
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2007-10-28 22:45:05 +03:00
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!(env->hflags & MIPS_HFLAG_KSU))
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2007-09-27 03:52:06 +04:00
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env->hflags |= MIPS_HFLAG_CP0;
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if (env->CP0_Status & (1 << CP0St_CU1))
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env->hflags |= MIPS_HFLAG_FPU;
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if (env->CP0_Status & (1 << CP0St_FR))
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env->hflags |= MIPS_HFLAG_F64;
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2007-12-30 18:36:58 +03:00
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if (env->insn_flags & ISA_MIPS32R2) {
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2008-09-18 15:57:27 +04:00
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if (env->active_fpu.fcr0 & (1 << FCR0_F64))
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2007-12-30 18:36:58 +03:00
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env->hflags |= MIPS_HFLAG_COP1X;
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} else if (env->insn_flags & ISA_MIPS32) {
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if (env->hflags & MIPS_HFLAG_64)
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env->hflags |= MIPS_HFLAG_COP1X;
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} else if (env->insn_flags & ISA_MIPS4) {
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/* All supported MIPS IV CPUs use the XX (CU3) to enable
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and disable the MIPS IV extensions to the MIPS III ISA.
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Some other MIPS IV CPUs ignore the bit, so the check here
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would be too restrictive for them. */
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if (env->CP0_Status & (1 << CP0St_CU3))
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env->hflags |= MIPS_HFLAG_COP1X;
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}
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2007-09-27 03:52:06 +04:00
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}
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2005-07-02 18:58:51 +04:00
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#endif /* !defined(__QEMU_MIPS_EXEC_H__) */
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