diff options
Diffstat (limited to 'target-mips/cpu.h')
| -rw-r--r-- | target-mips/cpu.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/target-mips/cpu.h b/target-mips/cpu.h index 4ce9d47661..1037f9b7eb 100644 --- a/target-mips/cpu.h +++ b/target-mips/cpu.h @@ -111,7 +111,9 @@ struct CPUMIPSFPUContext { #define FCR0_PRID 8 #define FCR0_REV 0 /* fcsr */ + uint32_t fcr31_rw_bitmask; uint32_t fcr31; +#define FCR31_FS 24 #define FCR31_ABS2008 19 #define FCR31_NAN2008 18 #define SET_FP_COND(num,env) do { ((env).fcr31) |= ((num) ? (1 << ((num) + 24)) : (1 << 23)); } while(0) @@ -674,7 +676,6 @@ void mips_cpu_unassigned_access(CPUState *cpu, hwaddr addr, void mips_cpu_list (FILE *f, fprintf_function cpu_fprintf); -#define cpu_exec cpu_mips_exec #define cpu_signal_handler cpu_mips_signal_handler #define cpu_list mips_cpu_list @@ -800,7 +801,6 @@ enum { */ #define CPU_INTERRUPT_WAKE CPU_INTERRUPT_TGT_INT_0 -int cpu_mips_exec(CPUState *cpu); void mips_tcg_init(void); MIPSCPU *cpu_mips_init(const char *cpu_model); int cpu_mips_signal_handler(int host_signum, void *pinfo, void *puc); @@ -825,6 +825,11 @@ void cpu_mips_soft_irq(CPUMIPSState *env, int irq, int level); /* helper.c */ int mips_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int rw, int mmu_idx); + +/* op_helper.c */ +uint32_t float_class_s(uint32_t arg, float_status *fst); +uint64_t float_class_d(uint64_t arg, float_status *fst); + #if !defined(CONFIG_USER_ONLY) void r4k_invalidate_tlb (CPUMIPSState *env, int idx, int use_extra); hwaddr cpu_mips_translate_address (CPUMIPSState *env, target_ulong address, @@ -844,14 +849,21 @@ static inline void restore_rounding_mode(CPUMIPSState *env) static inline void restore_flush_mode(CPUMIPSState *env) { - set_flush_to_zero((env->active_fpu.fcr31 & (1 << 24)) != 0, + set_flush_to_zero((env->active_fpu.fcr31 & (1 << FCR31_FS)) != 0, &env->active_fpu.fp_status); } +static inline void restore_snan_bit_mode(CPUMIPSState *env) +{ + set_snan_bit_is_one((env->active_fpu.fcr31 & (1 << FCR31_NAN2008)) == 0, + &env->active_fpu.fp_status); +} + static inline void restore_fp_status(CPUMIPSState *env) { restore_rounding_mode(env); restore_flush_mode(env); + restore_snan_bit_mode(env); } static inline void restore_msa_fp_status(CPUMIPSState *env) |