qemu-e2k/target-mips/exec.h

#if !defined(__QEMU_MIPS_EXEC_H__)
#define __QEMU_MIPS_EXEC_H__

//#define DEBUG_OP

#include "config.h"
#include "mips-defs.h"
#include "dyngen-exec.h"
#include "cpu-defs.h"

register struct CPUMIPSState *env asm(AREG0);

#if TARGET_LONG_BITS > HOST_LONG_BITS
#define T0 (env->t0)
#define T1 (env->t1)
#define T2 (env->t2)
#else
register target_ulong T0 asm(AREG1);
register target_ulong T1 asm(AREG2);
register target_ulong T2 asm(AREG3);
#endif

#if defined (USE_HOST_FLOAT_REGS)
#error "implement me."
#else
#define FDT0 (env->fpu->ft0.fd)
#define FDT1 (env->fpu->ft1.fd)
#define FDT2 (env->fpu->ft2.fd)
#define FST0 (env->fpu->ft0.fs[FP_ENDIAN_IDX])
#define FST1 (env->fpu->ft1.fs[FP_ENDIAN_IDX])
#define FST2 (env->fpu->ft2.fs[FP_ENDIAN_IDX])
#define FSTH0 (env->fpu->ft0.fs[!FP_ENDIAN_IDX])
#define FSTH1 (env->fpu->ft1.fs[!FP_ENDIAN_IDX])
#define FSTH2 (env->fpu->ft2.fs[!FP_ENDIAN_IDX])
#define DT0 (env->fpu->ft0.d)
#define DT1 (env->fpu->ft1.d)
#define DT2 (env->fpu->ft2.d)
#define WT0 (env->fpu->ft0.w[FP_ENDIAN_IDX])
#define WT1 (env->fpu->ft1.w[FP_ENDIAN_IDX])
#define WT2 (env->fpu->ft2.w[FP_ENDIAN_IDX])
#define WTH0 (env->fpu->ft0.w[!FP_ENDIAN_IDX])
#define WTH1 (env->fpu->ft1.w[!FP_ENDIAN_IDX])
#define WTH2 (env->fpu->ft2.w[!FP_ENDIAN_IDX])
#endif

#if defined (DEBUG_OP)
# define RETURN() __asm__ __volatile__("nop" : : : "memory");
#else
# define RETURN() __asm__ __volatile__("" : : : "memory");
#endif

#include "cpu.h"
#include "exec-all.h"

#if !defined(CONFIG_USER_ONLY)
#include "softmmu_exec.h"
#endif /* !defined(CONFIG_USER_ONLY) */

#if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
#if TARGET_LONG_BITS > HOST_LONG_BITS
void do_dsll (void);
void do_dsll32 (void);
void do_dsra (void);
void do_dsra32 (void);
void do_dsrl (void);
void do_dsrl32 (void);
void do_drotr (void);
void do_drotr32 (void);
void do_dsllv (void);
void do_dsrav (void);
void do_dsrlv (void);
void do_drotrv (void);
#endif
#endif

#if HOST_LONG_BITS < 64
void do_div (void);
#endif
#if TARGET_LONG_BITS > HOST_LONG_BITS
void do_mult (void);
void do_multu (void);
void do_madd (void);
void do_maddu (void);
void do_msub (void);
void do_msubu (void);
#endif
#if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
void do_ddiv (void);
#if TARGET_LONG_BITS > HOST_LONG_BITS
void do_ddivu (void);
#endif
#endif
void do_mfc0_random(void);
void do_mfc0_count(void);
void do_mtc0_entryhi(uint32_t in);
void do_mtc0_status_debug(uint32_t old, uint32_t val);
void do_mtc0_status_irqraise_debug(void);
void dump_fpu(CPUState *env);
void fpu_dump_state(CPUState *env, FILE *f,
                    int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
                    int flags);
void dump_sc (void);
void do_pmon (int function);

void dump_sc (void);

int cpu_mips_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
                               int mmu_idx, int is_softmmu);
void do_interrupt (CPUState *env);
void r4k_invalidate_tlb (CPUState *env, int idx, int use_extra);

void cpu_loop_exit(void);
void do_raise_exception_err (uint32_t exception, int error_code);
void do_raise_exception (uint32_t exception);
void do_raise_exception_direct_err (uint32_t exception, int error_code);
void do_raise_exception_direct (uint32_t exception);

void cpu_dump_state(CPUState *env, FILE *f,
                    int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
                    int flags);
void cpu_mips_irqctrl_init (void);
uint32_t cpu_mips_get_random (CPUState *env);
uint32_t cpu_mips_get_count (CPUState *env);
void cpu_mips_store_count (CPUState *env, uint32_t value);
void cpu_mips_store_compare (CPUState *env, uint32_t value);
void cpu_mips_start_count(CPUState *env);
void cpu_mips_stop_count(CPUState *env);
void cpu_mips_update_irq (CPUState *env);
void cpu_mips_clock_init (CPUState *env);
void cpu_mips_tlb_flush (CPUState *env, int flush_global);

void do_cfc1 (int reg);
void do_ctc1 (int reg);

#define FOP_PROTO(op)              \
void do_float_ ## op ## _s(void);  \
void do_float_ ## op ## _d(void);
FOP_PROTO(roundl)
FOP_PROTO(roundw)
FOP_PROTO(truncl)
FOP_PROTO(truncw)
FOP_PROTO(ceill)
FOP_PROTO(ceilw)
FOP_PROTO(floorl)
FOP_PROTO(floorw)
FOP_PROTO(rsqrt)
FOP_PROTO(recip)
#undef FOP_PROTO

#define FOP_PROTO(op)              \
void do_float_ ## op ## _s(void);  \
void do_float_ ## op ## _d(void);  \
void do_float_ ## op ## _ps(void);
FOP_PROTO(add)
FOP_PROTO(sub)
FOP_PROTO(mul)
FOP_PROTO(div)
FOP_PROTO(recip1)
FOP_PROTO(recip2)
FOP_PROTO(rsqrt1)
FOP_PROTO(rsqrt2)
#undef FOP_PROTO

void do_float_cvtd_s(void);
void do_float_cvtd_w(void);
void do_float_cvtd_l(void);
void do_float_cvtl_d(void);
void do_float_cvtl_s(void);
void do_float_cvtps_pw(void);
void do_float_cvtpw_ps(void);
void do_float_cvts_d(void);
void do_float_cvts_w(void);
void do_float_cvts_l(void);
void do_float_cvts_pl(void);
void do_float_cvts_pu(void);
void do_float_cvtw_s(void);
void do_float_cvtw_d(void);

void do_float_addr_ps(void);
void do_float_mulr_ps(void);

#define FOP_PROTO(op)                      \
void do_cmp_d_ ## op(long cc);             \
void do_cmpabs_d_ ## op(long cc);          \
void do_cmp_s_ ## op(long cc);             \
void do_cmpabs_s_ ## op(long cc);          \
void do_cmp_ps_ ## op(long cc);            \
void do_cmpabs_ps_ ## op(long cc);

FOP_PROTO(f)
FOP_PROTO(un)
FOP_PROTO(eq)
FOP_PROTO(ueq)
FOP_PROTO(olt)
FOP_PROTO(ult)
FOP_PROTO(ole)
FOP_PROTO(ule)
FOP_PROTO(sf)
FOP_PROTO(ngle)
FOP_PROTO(seq)
FOP_PROTO(ngl)
FOP_PROTO(lt)
FOP_PROTO(nge)
FOP_PROTO(le)
FOP_PROTO(ngt)
#undef FOP_PROTO

static always_inline void env_to_regs(void)
{
}

static always_inline void regs_to_env(void)
{
}

static always_inline int cpu_halted(CPUState *env)
{
    if (!env->halted)
        return 0;
    if (env->interrupt_request &
        (CPU_INTERRUPT_HARD | CPU_INTERRUPT_TIMER)) {
        env->halted = 0;
        return 0;
    }
    return EXCP_HALTED;
}

static always_inline void compute_hflags(CPUState *env)
{
    env->hflags &= ~(MIPS_HFLAG_64 | MIPS_HFLAG_CP0 | MIPS_HFLAG_F64 |
                     MIPS_HFLAG_FPU | MIPS_HFLAG_UM);
    if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
        !(env->CP0_Status & (1 << CP0St_ERL)) &&
        !(env->hflags & MIPS_HFLAG_DM)) {
        if (env->CP0_Status & (1 << CP0St_UM))
            env->hflags |= MIPS_HFLAG_UM;
        if (env->CP0_Status & (1 << CP0St_R0))
            env->hflags |= MIPS_HFLAG_SM;
    }
#if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
    if (!(env->hflags & MIPS_HFLAG_UM) ||
        (env->CP0_Status & (1 << CP0St_PX)) ||
        (env->CP0_Status & (1 << CP0St_UX)))
        env->hflags |= MIPS_HFLAG_64;
#endif
    if ((env->CP0_Status & (1 << CP0St_CU0)) ||
        (!(env->hflags & MIPS_HFLAG_UM) &&
         !(env->hflags & MIPS_HFLAG_SM)))
        env->hflags |= MIPS_HFLAG_CP0;
    if (env->CP0_Status & (1 << CP0St_CU1))
        env->hflags |= MIPS_HFLAG_FPU;
    if (env->CP0_Status & (1 << CP0St_FR))
        env->hflags |= MIPS_HFLAG_F64;
}

#endif /* !defined(__QEMU_MIPS_EXEC_H__) */