diff options
author | Aleksandar Markovic <amarkovic@wavecomp.com> | 2020-02-03 16:57:23 +0100 |
---|---|---|
committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2020-02-04 08:53:54 +0100 |
commit | 7b77f048e21af71da7b82155f1f205ca7cebf1b4 (patch) | |
tree | 89ad7cb548c79cc927ff1a660dc08170c3d82516 /target/mips/op_helper.c | |
parent | 256eb7ee587ce4b0ae8d5b9ce76b746a29897e30 (diff) |
target/mips: Separate FPU-related helpers into their own file
For clarity and easier maintenence, create target/mips/fpu_helper.c, and
move all FPU-related content form target/mips/op_helper.c to that file.
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Aleksandar Rikalo <aleksandar.rikalo@rt-rk.com>
Message-Id: <1580745443-24650-3-git-send-email-aleksandar.markovic@rt-rk.com>
Diffstat (limited to 'target/mips/op_helper.c')
-rw-r--r-- | target/mips/op_helper.c | 1877 |
1 files changed, 0 insertions, 1877 deletions
diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index 27c3963b85..9552b280e0 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -28,7 +28,6 @@ #include "exec/cpu_ldst.h" #include "exec/memop.h" #include "sysemu/kvm.h" -#include "fpu/softfloat.h" /*****************************************************************************/ @@ -1178,1882 +1177,6 @@ void mips_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, } #endif /* !CONFIG_USER_ONLY */ -/* Complex FPU operations which may need stack space. */ - -#define FLOAT_TWO32 make_float32(1 << 30) -#define FLOAT_TWO64 make_float64(1ULL << 62) - -#define FP_TO_INT32_OVERFLOW 0x7fffffff -#define FP_TO_INT64_OVERFLOW 0x7fffffffffffffffULL - -/* convert MIPS rounding mode in FCR31 to IEEE library */ -unsigned int ieee_rm[] = { - float_round_nearest_even, - float_round_to_zero, - float_round_up, - float_round_down -}; - -target_ulong helper_cfc1(CPUMIPSState *env, uint32_t reg) -{ - target_ulong arg1 = 0; - - switch (reg) { - case 0: - arg1 = (int32_t)env->active_fpu.fcr0; - break; - case 1: - /* UFR Support - Read Status FR */ - if (env->active_fpu.fcr0 & (1 << FCR0_UFRP)) { - if (env->CP0_Config5 & (1 << CP0C5_UFR)) { - arg1 = (int32_t) - ((env->CP0_Status & (1 << CP0St_FR)) >> CP0St_FR); - } else { - do_raise_exception(env, EXCP_RI, GETPC()); - } - } - break; - case 5: - /* FRE Support - read Config5.FRE bit */ - if (env->active_fpu.fcr0 & (1 << FCR0_FREP)) { - if (env->CP0_Config5 & (1 << CP0C5_UFE)) { - arg1 = (env->CP0_Config5 >> CP0C5_FRE) & 1; - } else { - helper_raise_exception(env, EXCP_RI); - } - } - break; - case 25: - arg1 = ((env->active_fpu.fcr31 >> 24) & 0xfe) | - ((env->active_fpu.fcr31 >> 23) & 0x1); - break; - case 26: - arg1 = env->active_fpu.fcr31 & 0x0003f07c; - break; - case 28: - arg1 = (env->active_fpu.fcr31 & 0x00000f83) | - ((env->active_fpu.fcr31 >> 22) & 0x4); - break; - default: - arg1 = (int32_t)env->active_fpu.fcr31; - break; - } - - return arg1; -} - -void helper_ctc1(CPUMIPSState *env, target_ulong arg1, uint32_t fs, uint32_t rt) -{ - switch (fs) { - case 1: - /* UFR Alias - Reset Status FR */ - if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { - return; - } - if (env->CP0_Config5 & (1 << CP0C5_UFR)) { - env->CP0_Status &= ~(1 << CP0St_FR); - compute_hflags(env); - } else { - do_raise_exception(env, EXCP_RI, GETPC()); - } - break; - case 4: - /* UNFR Alias - Set Status FR */ - if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { - return; - } - if (env->CP0_Config5 & (1 << CP0C5_UFR)) { - env->CP0_Status |= (1 << CP0St_FR); - compute_hflags(env); - } else { - do_raise_exception(env, EXCP_RI, GETPC()); - } - break; - case 5: - /* FRE Support - clear Config5.FRE bit */ - if (!((env->active_fpu.fcr0 & (1 << FCR0_FREP)) && (rt == 0))) { - return; - } - if (env->CP0_Config5 & (1 << CP0C5_UFE)) { - env->CP0_Config5 &= ~(1 << CP0C5_FRE); - compute_hflags(env); - } else { - helper_raise_exception(env, EXCP_RI); - } - break; - case 6: - /* FRE Support - set Config5.FRE bit */ - if (!((env->active_fpu.fcr0 & (1 << FCR0_FREP)) && (rt == 0))) { - return; - } - if (env->CP0_Config5 & (1 << CP0C5_UFE)) { - env->CP0_Config5 |= (1 << CP0C5_FRE); - compute_hflags(env); - } else { - helper_raise_exception(env, EXCP_RI); - } - break; - case 25: - if ((env->insn_flags & ISA_MIPS32R6) || (arg1 & 0xffffff00)) { - return; - } - env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0x017fffff) | - ((arg1 & 0xfe) << 24) | - ((arg1 & 0x1) << 23); - break; - case 26: - if (arg1 & 0x007c0000) { - return; - } - env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfffc0f83) | - (arg1 & 0x0003f07c); - break; - case 28: - if (arg1 & 0x007c0000) { - return; - } - env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfefff07c) | - (arg1 & 0x00000f83) | - ((arg1 & 0x4) << 22); - break; - case 31: - env->active_fpu.fcr31 = (arg1 & env->active_fpu.fcr31_rw_bitmask) | - (env->active_fpu.fcr31 & ~(env->active_fpu.fcr31_rw_bitmask)); - break; - default: - if (env->insn_flags & ISA_MIPS32R6) { - do_raise_exception(env, EXCP_RI, GETPC()); - } - return; - } - restore_fp_status(env); - set_float_exception_flags(0, &env->active_fpu.fp_status); - if ((GET_FP_ENABLE(env->active_fpu.fcr31) | 0x20) & - GET_FP_CAUSE(env->active_fpu.fcr31)) { - do_raise_exception(env, EXCP_FPE, GETPC()); - } -} - -int ieee_ex_to_mips(int xcpt) -{ - int ret = 0; - if (xcpt) { - if (xcpt & float_flag_invalid) { - ret |= FP_INVALID; - } - if (xcpt & float_flag_overflow) { - ret |= FP_OVERFLOW; - } - if (xcpt & float_flag_underflow) { - ret |= FP_UNDERFLOW; - } - if (xcpt & float_flag_divbyzero) { - ret |= FP_DIV0; - } - if (xcpt & float_flag_inexact) { - ret |= FP_INEXACT; - } - } - return ret; -} - -static inline void update_fcr31(CPUMIPSState *env, uintptr_t pc) -{ - int tmp = ieee_ex_to_mips(get_float_exception_flags( - &env->active_fpu.fp_status)); - - SET_FP_CAUSE(env->active_fpu.fcr31, tmp); - - if (tmp) { - set_float_exception_flags(0, &env->active_fpu.fp_status); - - if (GET_FP_ENABLE(env->active_fpu.fcr31) & tmp) { - do_raise_exception(env, EXCP_FPE, pc); - } else { - UPDATE_FP_FLAGS(env->active_fpu.fcr31, tmp); - } - } -} - -/* - * Float support. - * Single precition routines have a "s" suffix, double precision a - * "d" suffix, 32bit integer "w", 64bit integer "l", paired single "ps", - * paired single lower "pl", paired single upper "pu". - */ - -/* unary operations, modifying fp status */ -uint64_t helper_float_sqrt_d(CPUMIPSState *env, uint64_t fdt0) -{ - fdt0 = float64_sqrt(fdt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt0; -} - -uint32_t helper_float_sqrt_s(CPUMIPSState *env, uint32_t fst0) -{ - fst0 = float32_sqrt(fst0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst0; -} - -uint64_t helper_float_cvtd_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t fdt2; - - fdt2 = float32_to_float64(fst0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint64_t helper_float_cvtd_w(CPUMIPSState *env, uint32_t wt0) -{ - uint64_t fdt2; - - fdt2 = int32_to_float64(wt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint64_t helper_float_cvtd_l(CPUMIPSState *env, uint64_t dt0) -{ - uint64_t fdt2; - - fdt2 = int64_to_float64(dt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint64_t helper_float_cvt_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_cvt_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_cvtps_pw(CPUMIPSState *env, uint64_t dt0) -{ - uint32_t fst2; - uint32_t fsth2; - - fst2 = int32_to_float32(dt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); - fsth2 = int32_to_float32(dt0 >> 32, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -uint64_t helper_float_cvtpw_ps(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - uint32_t wth2; - int excp, excph; - - wt2 = float32_to_int32(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); - excp = get_float_exception_flags(&env->active_fpu.fp_status); - if (excp & (float_flag_overflow | float_flag_invalid)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - - set_float_exception_flags(0, &env->active_fpu.fp_status); - wth2 = float32_to_int32(fdt0 >> 32, &env->active_fpu.fp_status); - excph = get_float_exception_flags(&env->active_fpu.fp_status); - if (excph & (float_flag_overflow | float_flag_invalid)) { - wth2 = FP_TO_INT32_OVERFLOW; - } - - set_float_exception_flags(excp | excph, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - - return ((uint64_t)wth2 << 32) | wt2; -} - -uint32_t helper_float_cvts_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t fst2; - - fst2 = float64_to_float32(fdt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint32_t helper_float_cvts_w(CPUMIPSState *env, uint32_t wt0) -{ - uint32_t fst2; - - fst2 = int32_to_float32(wt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint32_t helper_float_cvts_l(CPUMIPSState *env, uint64_t dt0) -{ - uint32_t fst2; - - fst2 = int64_to_float32(dt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint32_t helper_float_cvts_pl(CPUMIPSState *env, uint32_t wt0) -{ - uint32_t wt2; - - wt2 = wt0; - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_cvts_pu(CPUMIPSState *env, uint32_t wth0) -{ - uint32_t wt2; - - wt2 = wth0; - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_cvt_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_cvt_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_round_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_round_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_round_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_round_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_trunc_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - dt2 = float64_to_int64_round_to_zero(fdt0, - &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_trunc_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - dt2 = float32_to_int64_round_to_zero(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_trunc_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - wt2 = float64_to_int32_round_to_zero(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_trunc_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - wt2 = float32_to_int32_round_to_zero(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_ceil_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_ceil_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_ceil_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_ceil_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_floor_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_floor_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - dt2 = FP_TO_INT64_OVERFLOW; - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_floor_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_floor_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & (float_flag_invalid | float_flag_overflow)) { - wt2 = FP_TO_INT32_OVERFLOW; - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_cvt_2008_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_cvt_2008_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_cvt_2008_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_cvt_2008_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_round_2008_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_round_2008_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_round_2008_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_round_2008_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_nearest_even, - &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_trunc_2008_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - dt2 = float64_to_int64_round_to_zero(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_trunc_2008_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - dt2 = float32_to_int64_round_to_zero(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_trunc_2008_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - wt2 = float64_to_int32_round_to_zero(fdt0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_trunc_2008_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - wt2 = float32_to_int32_round_to_zero(fst0, &env->active_fpu.fp_status); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_ceil_2008_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_ceil_2008_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_ceil_2008_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_ceil_2008_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint64_t helper_float_floor_2008_l_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint64_t helper_float_floor_2008_l_s(CPUMIPSState *env, uint32_t fst0) -{ - uint64_t dt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - dt2 = 0; - } - } - update_fcr31(env, GETPC()); - return dt2; -} - -uint32_t helper_float_floor_2008_w_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float64_is_any_nan(fdt0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -uint32_t helper_float_floor_2008_w_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t wt2; - - set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); - wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); - restore_rounding_mode(env); - if (get_float_exception_flags(&env->active_fpu.fp_status) - & float_flag_invalid) { - if (float32_is_any_nan(fst0)) { - wt2 = 0; - } - } - update_fcr31(env, GETPC()); - return wt2; -} - -/* unary operations, not modifying fp status */ -#define FLOAT_UNOP(name) \ -uint64_t helper_float_ ## name ## _d(uint64_t fdt0) \ -{ \ - return float64_ ## name(fdt0); \ -} \ -uint32_t helper_float_ ## name ## _s(uint32_t fst0) \ -{ \ - return float32_ ## name(fst0); \ -} \ -uint64_t helper_float_ ## name ## _ps(uint64_t fdt0) \ -{ \ - uint32_t wt0; \ - uint32_t wth0; \ - \ - wt0 = float32_ ## name(fdt0 & 0XFFFFFFFF); \ - wth0 = float32_ ## name(fdt0 >> 32); \ - return ((uint64_t)wth0 << 32) | wt0; \ -} -FLOAT_UNOP(abs) -FLOAT_UNOP(chs) -#undef FLOAT_UNOP - -/* MIPS specific unary operations */ -uint64_t helper_float_recip_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t fdt2; - - fdt2 = float64_div(float64_one, fdt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_recip_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t fst2; - - fst2 = float32_div(float32_one, fst0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_rsqrt_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t fdt2; - - fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); - fdt2 = float64_div(float64_one, fdt2, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_rsqrt_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t fst2; - - fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); - fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_recip1_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t fdt2; - - fdt2 = float64_div(float64_one, fdt0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_recip1_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t fst2; - - fst2 = float32_div(float32_one, fst0, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_recip1_ps(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t fst2; - uint32_t fsth2; - - fst2 = float32_div(float32_one, fdt0 & 0XFFFFFFFF, - &env->active_fpu.fp_status); - fsth2 = float32_div(float32_one, fdt0 >> 32, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -uint64_t helper_float_rsqrt1_d(CPUMIPSState *env, uint64_t fdt0) -{ - uint64_t fdt2; - - fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); - fdt2 = float64_div(float64_one, fdt2, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_rsqrt1_s(CPUMIPSState *env, uint32_t fst0) -{ - uint32_t fst2; - - fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); - fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_rsqrt1_ps(CPUMIPSState *env, uint64_t fdt0) -{ - uint32_t fst2; - uint32_t fsth2; - - fst2 = float32_sqrt(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status); - fsth2 = float32_sqrt(fdt0 >> 32, &env->active_fpu.fp_status); - fst2 = float32_div(float32_one, fst2, &env->active_fpu.fp_status); - fsth2 = float32_div(float32_one, fsth2, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -#define FLOAT_RINT(name, bits) \ -uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ - uint ## bits ## _t fs) \ -{ \ - uint ## bits ## _t fdret; \ - \ - fdret = float ## bits ## _round_to_int(fs, &env->active_fpu.fp_status); \ - update_fcr31(env, GETPC()); \ - return fdret; \ -} - -FLOAT_RINT(rint_s, 32) -FLOAT_RINT(rint_d, 64) -#undef FLOAT_RINT - -#define FLOAT_CLASS_SIGNALING_NAN 0x001 -#define FLOAT_CLASS_QUIET_NAN 0x002 -#define FLOAT_CLASS_NEGATIVE_INFINITY 0x004 -#define FLOAT_CLASS_NEGATIVE_NORMAL 0x008 -#define FLOAT_CLASS_NEGATIVE_SUBNORMAL 0x010 -#define FLOAT_CLASS_NEGATIVE_ZERO 0x020 -#define FLOAT_CLASS_POSITIVE_INFINITY 0x040 -#define FLOAT_CLASS_POSITIVE_NORMAL 0x080 -#define FLOAT_CLASS_POSITIVE_SUBNORMAL 0x100 -#define FLOAT_CLASS_POSITIVE_ZERO 0x200 - -#define FLOAT_CLASS(name, bits) \ -uint ## bits ## _t float_ ## name(uint ## bits ## _t arg, \ - float_status *status) \ -{ \ - if (float ## bits ## _is_signaling_nan(arg, status)) { \ - return FLOAT_CLASS_SIGNALING_NAN; \ - } else if (float ## bits ## _is_quiet_nan(arg, status)) { \ - return FLOAT_CLASS_QUIET_NAN; \ - } else if (float ## bits ## _is_neg(arg)) { \ - if (float ## bits ## _is_infinity(arg)) { \ - return FLOAT_CLASS_NEGATIVE_INFINITY; \ - } else if (float ## bits ## _is_zero(arg)) { \ - return FLOAT_CLASS_NEGATIVE_ZERO; \ - } else if (float ## bits ## _is_zero_or_denormal(arg)) { \ - return FLOAT_CLASS_NEGATIVE_SUBNORMAL; \ - } else { \ - return FLOAT_CLASS_NEGATIVE_NORMAL; \ - } \ - } else { \ - if (float ## bits ## _is_infinity(arg)) { \ - return FLOAT_CLASS_POSITIVE_INFINITY; \ - } else if (float ## bits ## _is_zero(arg)) { \ - return FLOAT_CLASS_POSITIVE_ZERO; \ - } else if (float ## bits ## _is_zero_or_denormal(arg)) { \ - return FLOAT_CLASS_POSITIVE_SUBNORMAL; \ - } else { \ - return FLOAT_CLASS_POSITIVE_NORMAL; \ - } \ - } \ -} \ - \ -uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ - uint ## bits ## _t arg) \ -{ \ - return float_ ## name(arg, &env->active_fpu.fp_status); \ -} - -FLOAT_CLASS(class_s, 32) -FLOAT_CLASS(class_d, 64) -#undef FLOAT_CLASS - -/* binary operations */ -#define FLOAT_BINOP(name) \ -uint64_t helper_float_ ## name ## _d(CPUMIPSState *env, \ - uint64_t fdt0, uint64_t fdt1) \ -{ \ - uint64_t dt2; \ - \ - dt2 = float64_ ## name(fdt0, fdt1, &env->active_fpu.fp_status);\ - update_fcr31(env, GETPC()); \ - return dt2; \ -} \ - \ -uint32_t helper_float_ ## name ## _s(CPUMIPSState *env, \ - uint32_t fst0, uint32_t fst1) \ -{ \ - uint32_t wt2; \ - \ - wt2 = float32_ ## name(fst0, fst1, &env->active_fpu.fp_status);\ - update_fcr31(env, GETPC()); \ - return wt2; \ -} \ - \ -uint64_t helper_float_ ## name ## _ps(CPUMIPSState *env, \ - uint64_t fdt0, \ - uint64_t fdt1) \ -{ \ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; \ - uint32_t fsth0 = fdt0 >> 32; \ - uint32_t fst1 = fdt1 & 0XFFFFFFFF; \ - uint32_t fsth1 = fdt1 >> 32; \ - uint32_t wt2; \ - uint32_t wth2; \ - \ - wt2 = float32_ ## name(fst0, fst1, &env->active_fpu.fp_status); \ - wth2 = float32_ ## name(fsth0, fsth1, &env->active_fpu.fp_status); \ - update_fcr31(env, GETPC()); \ - return ((uint64_t)wth2 << 32) | wt2; \ -} - -FLOAT_BINOP(add) -FLOAT_BINOP(sub) -FLOAT_BINOP(mul) -FLOAT_BINOP(div) -#undef FLOAT_BINOP - -/* MIPS specific binary operations */ -uint64_t helper_float_recip2_d(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) -{ - fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); - fdt2 = float64_chs(float64_sub(fdt2, float64_one, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_recip2_s(CPUMIPSState *env, uint32_t fst0, uint32_t fst2) -{ - fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); - fst2 = float32_chs(float32_sub(fst2, float32_one, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_recip2_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) -{ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; - uint32_t fsth0 = fdt0 >> 32; - uint32_t fst2 = fdt2 & 0XFFFFFFFF; - uint32_t fsth2 = fdt2 >> 32; - - fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); - fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); - fst2 = float32_chs(float32_sub(fst2, float32_one, - &env->active_fpu.fp_status)); - fsth2 = float32_chs(float32_sub(fsth2, float32_one, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -uint64_t helper_float_rsqrt2_d(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) -{ - fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); - fdt2 = float64_sub(fdt2, float64_one, &env->active_fpu.fp_status); - fdt2 = float64_chs(float64_div(fdt2, FLOAT_TWO64, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return fdt2; -} - -uint32_t helper_float_rsqrt2_s(CPUMIPSState *env, uint32_t fst0, uint32_t fst2) -{ - fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); - fst2 = float32_sub(fst2, float32_one, &env->active_fpu.fp_status); - fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return fst2; -} - -uint64_t helper_float_rsqrt2_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt2) -{ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; - uint32_t fsth0 = fdt0 >> 32; - uint32_t fst2 = fdt2 & 0XFFFFFFFF; - uint32_t fsth2 = fdt2 >> 32; - - fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); - fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); - fst2 = float32_sub(fst2, float32_one, &env->active_fpu.fp_status); - fsth2 = float32_sub(fsth2, float32_one, &env->active_fpu.fp_status); - fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, - &env->active_fpu.fp_status)); - fsth2 = float32_chs(float32_div(fsth2, FLOAT_TWO32, - &env->active_fpu.fp_status)); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -uint64_t helper_float_addr_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt1) -{ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; - uint32_t fsth0 = fdt0 >> 32; - uint32_t fst1 = fdt1 & 0XFFFFFFFF; - uint32_t fsth1 = fdt1 >> 32; - uint32_t fst2; - uint32_t fsth2; - - fst2 = float32_add(fst0, fsth0, &env->active_fpu.fp_status); - fsth2 = float32_add(fst1, fsth1, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -uint64_t helper_float_mulr_ps(CPUMIPSState *env, uint64_t fdt0, uint64_t fdt1) -{ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; - uint32_t fsth0 = fdt0 >> 32; - uint32_t fst1 = fdt1 & 0XFFFFFFFF; - uint32_t fsth1 = fdt1 >> 32; - uint32_t fst2; - uint32_t fsth2; - - fst2 = float32_mul(fst0, fsth0, &env->active_fpu.fp_status); - fsth2 = float32_mul(fst1, fsth1, &env->active_fpu.fp_status); - update_fcr31(env, GETPC()); - return ((uint64_t)fsth2 << 32) | fst2; -} - -#define FLOAT_MINMAX(name, bits, minmaxfunc) \ -uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ - uint ## bits ## _t fs, \ - uint ## bits ## _t ft) \ -{ \ - uint ## bits ## _t fdret; \ - \ - fdret = float ## bits ## _ ## minmaxfunc(fs, ft, \ - &env->active_fpu.fp_status); \ - update_fcr31(env, GETPC()); \ - return fdret; \ -} - -FLOAT_MINMAX(max_s, 32, maxnum) -FLOAT_MINMAX(max_d, 64, maxnum) -FLOAT_MINMAX(maxa_s, 32, maxnummag) -FLOAT_MINMAX(maxa_d, 64, maxnummag) - -FLOAT_MINMAX(min_s, 32, minnum) -FLOAT_MINMAX(min_d, 64, minnum) -FLOAT_MINMAX(mina_s, 32, minnummag) -FLOAT_MINMAX(mina_d, 64, minnummag) -#undef FLOAT_MINMAX - -/* ternary operations */ -#define UNFUSED_FMA(prefix, a, b, c, flags) \ -{ \ - a = prefix##_mul(a, b, &env->active_fpu.fp_status); \ - if ((flags) & float_muladd_negate_c) { \ - a = prefix##_sub(a, c, &env->active_fpu.fp_status); \ - } else { \ - a = prefix##_add(a, c, &env->active_fpu.fp_status); \ - } \ - if ((flags) & float_muladd_negate_result) { \ - a = prefix##_chs(a); \ - } \ -} - -/* FMA based operations */ -#define FLOAT_FMA(name, type) \ -uint64_t helper_float_ ## name ## _d(CPUMIPSState *env, \ - uint64_t fdt0, uint64_t fdt1, \ - uint64_t fdt2) \ -{ \ - UNFUSED_FMA(float64, fdt0, fdt1, fdt2, type); \ - update_fcr31(env, GETPC()); \ - return fdt0; \ -} \ - \ -uint32_t helper_float_ ## name ## _s(CPUMIPSState *env, \ - uint32_t fst0, uint32_t fst1, \ - uint32_t fst2) \ -{ \ - UNFUSED_FMA(float32, fst0, fst1, fst2, type); \ - update_fcr31(env, GETPC()); \ - return fst0; \ -} \ - \ -uint64_t helper_float_ ## name ## _ps(CPUMIPSState *env, \ - uint64_t fdt0, uint64_t fdt1, \ - uint64_t fdt2) \ -{ \ - uint32_t fst0 = fdt0 & 0XFFFFFFFF; \ - uint32_t fsth0 = fdt0 >> 32; \ - uint32_t fst1 = fdt1 & 0XFFFFFFFF; \ - uint32_t fsth1 = fdt1 >> 32; \ - uint32_t fst2 = fdt2 & 0XFFFFFFFF; \ - uint32_t fsth2 = fdt2 >> 32; \ - \ - UNFUSED_FMA(float32, fst0, fst1, fst2, type); \ - UNFUSED_FMA(float32, fsth0, fsth1, fsth2, type); \ - update_fcr31(env, GETPC()); \ - return ((uint64_t)fsth0 << 32) | fst0; \ -} -FLOAT_FMA(madd, 0) -FLOAT_FMA(msub, float_muladd_negate_c) -FLOAT_FMA(nmadd, float_muladd_negate_result) -FLOAT_FMA(nmsub, float_muladd_negate_result | float_muladd_negate_c) -#undef FLOAT_FMA - -#define FLOAT_FMADDSUB(name, bits, muladd_arg) \ -uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ - uint ## bits ## _t fs, \ - uint ## bits ## _t ft, \ - uint ## bits ## _t fd) \ -{ \ - uint ## bits ## _t fdret; \ - \ - fdret = float ## bits ## _muladd(fs, ft, fd, muladd_arg, \ - &env->active_fpu.fp_status); \ - update_fcr31(env, GETPC()); \ - return fdret; \ -} - -FLOAT_FMADDSUB(maddf_s, 32, 0) -FLOAT_FMADDSUB(maddf_d, 64, 0) -FLOAT_FMADDSUB(msubf_s, 32, float_muladd_negate_product) -FLOAT_FMADDSUB(msubf_d, 64, float_muladd_negate_product) -#undef FLOAT_FMADDSUB - -/* compare operations */ -#define FOP_COND_D(op, cond) \ -void helper_cmp_d_ ## op(CPUMIPSState *env, uint64_t fdt0, \ - uint64_t fdt1, int cc) \ -{ \ - int c; \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ -} \ -void helper_cmpabs_d_ ## op(CPUMIPSState *env, uint64_t fdt0, \ - uint64_t fdt1, int cc) \ -{ \ - int c; \ - fdt0 = float64_abs(fdt0); \ - fdt1 = float64_abs(fdt1); \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ -} - -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float64_unordered_quiet() is still called. - */ -FOP_COND_D(f, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status), 0)) -FOP_COND_D(un, float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status)) -FOP_COND_D(eq, float64_eq_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ueq, float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_eq_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(olt, float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ult, float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ole, float64_le_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ule, float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le_quiet(fdt0, fdt1, - &env->active_fpu.fp_status)) -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float64_unordered() is still called. - */ -FOP_COND_D(sf, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status), 0)) -FOP_COND_D(ngle, float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status)) -FOP_COND_D(seq, float64_eq(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ngl, float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_eq(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(lt, float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(nge, float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(le, float64_le(fdt0, fdt1, - &env->active_fpu.fp_status)) -FOP_COND_D(ngt, float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le(fdt0, fdt1, - &env->active_fpu.fp_status)) - -#define FOP_COND_S(op, cond) \ -void helper_cmp_s_ ## op(CPUMIPSState *env, uint32_t fst0, \ - uint32_t fst1, int cc) \ -{ \ - int c; \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ -} \ -void helper_cmpabs_s_ ## op(CPUMIPSState *env, uint32_t fst0, \ - uint32_t fst1, int cc) \ -{ \ - int c; \ - fst0 = float32_abs(fst0); \ - fst1 = float32_abs(fst1); \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ -} - -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered_quiet() is still called. - */ -FOP_COND_S(f, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status), 0)) -FOP_COND_S(un, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status)) -FOP_COND_S(eq, float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ueq, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(olt, float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ult, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ole, float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ule, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status)) -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered() is still called. - */ -FOP_COND_S(sf, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status), 0)) -FOP_COND_S(ngle, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status)) -FOP_COND_S(seq, float32_eq(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ngl, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(lt, float32_lt(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(nge, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(le, float32_le(fst0, fst1, - &env->active_fpu.fp_status)) -FOP_COND_S(ngt, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le(fst0, fst1, - &env->active_fpu.fp_status)) - -#define FOP_COND_PS(op, condl, condh) \ -void helper_cmp_ps_ ## op(CPUMIPSState *env, uint64_t fdt0, \ - uint64_t fdt1, int cc) \ -{ \ - uint32_t fst0, fsth0, fst1, fsth1; \ - int ch, cl; \ - fst0 = fdt0 & 0XFFFFFFFF; \ - fsth0 = fdt0 >> 32; \ - fst1 = fdt1 & 0XFFFFFFFF; \ - fsth1 = fdt1 >> 32; \ - cl = condl; \ - ch = condh; \ - update_fcr31(env, GETPC()); \ - if (cl) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ - if (ch) \ - SET_FP_COND(cc + 1, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc + 1, env->active_fpu); \ -} \ -void helper_cmpabs_ps_ ## op(CPUMIPSState *env, uint64_t fdt0, \ - uint64_t fdt1, int cc) \ -{ \ - uint32_t fst0, fsth0, fst1, fsth1; \ - int ch, cl; \ - fst0 = float32_abs(fdt0 & 0XFFFFFFFF); \ - fsth0 = float32_abs(fdt0 >> 32); \ - fst1 = float32_abs(fdt1 & 0XFFFFFFFF); \ - fsth1 = float32_abs(fdt1 >> 32); \ - cl = condl; \ - ch = condh; \ - update_fcr31(env, GETPC()); \ - if (cl) \ - SET_FP_COND(cc, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc, env->active_fpu); \ - if (ch) \ - SET_FP_COND(cc + 1, env->active_fpu); \ - else \ - CLEAR_FP_COND(cc + 1, env->active_fpu); \ -} - -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered_quiet() is still called. - */ -FOP_COND_PS(f, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status), 0), - (float32_unordered_quiet(fsth1, fsth0, - &env->active_fpu.fp_status), 0)) -FOP_COND_PS(un, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, - &env->active_fpu.fp_status)) -FOP_COND_PS(eq, float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_eq_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ueq, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_eq_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(olt, float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_lt_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ult, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ole, float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_le_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ule, float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered_quiet(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_le_quiet(fsth0, fsth1, - &env->active_fpu.fp_status)) -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered() is still called. - */ -FOP_COND_PS(sf, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status), 0), - (float32_unordered(fsth1, fsth0, - &env->active_fpu.fp_status), 0)) -FOP_COND_PS(ngle, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status), - float32_unordered(fsth1, fsth0, - &env->active_fpu.fp_status)) -FOP_COND_PS(seq, float32_eq(fst0, fst1, - &env->active_fpu.fp_status), - float32_eq(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ngl, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_eq(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(lt, float32_lt(fst0, fst1, - &env->active_fpu.fp_status), - float32_lt(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(nge, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_lt(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(le, float32_le(fst0, fst1, - &env->active_fpu.fp_status), - float32_le(fsth0, fsth1, - &env->active_fpu.fp_status)) -FOP_COND_PS(ngt, float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le(fst0, fst1, - &env->active_fpu.fp_status), - float32_unordered(fsth1, fsth0, - &env->active_fpu.fp_status) - || float32_le(fsth0, fsth1, - &env->active_fpu.fp_status)) - -/* R6 compare operations */ -#define FOP_CONDN_D(op, cond) \ -uint64_t helper_r6_cmp_d_ ## op(CPUMIPSState *env, uint64_t fdt0, \ - uint64_t fdt1) \ -{ \ - uint64_t c; \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) { \ - return -1; \ - } else { \ - return 0; \ - } \ -} - -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float64_unordered_quiet() is still called. - */ -FOP_CONDN_D(af, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status), 0)) -FOP_CONDN_D(un, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status))) -FOP_CONDN_D(eq, (float64_eq_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(ueq, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_eq_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(lt, (float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(ult, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(le, (float64_le_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(ule, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float64_unordered() is still called.\ - */ -FOP_CONDN_D(saf, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status), 0)) -FOP_CONDN_D(sun, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status))) -FOP_CONDN_D(seq, (float64_eq(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sueq, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_eq(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(slt, (float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sult, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sle, (float64_le(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sule, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(or, (float64_le_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(une, (float64_unordered_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(ne, (float64_lt_quiet(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt_quiet(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sor, (float64_le(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_le(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sune, (float64_unordered(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status))) -FOP_CONDN_D(sne, (float64_lt(fdt1, fdt0, - &env->active_fpu.fp_status) - || float64_lt(fdt0, fdt1, - &env->active_fpu.fp_status))) - -#define FOP_CONDN_S(op, cond) \ -uint32_t helper_r6_cmp_s_ ## op(CPUMIPSState *env, uint32_t fst0, \ - uint32_t fst1) \ -{ \ - uint64_t c; \ - c = cond; \ - update_fcr31(env, GETPC()); \ - if (c) { \ - return -1; \ - } else { \ - return 0; \ - } \ -} - -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered_quiet() is still called. - */ -FOP_CONDN_S(af, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status), 0)) -FOP_CONDN_S(un, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status))) -FOP_CONDN_S(eq, (float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(ueq, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(lt, (float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(ult, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(le, (float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(ule, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -/* - * NOTE: the comma operator will make "cond" to eval to false, - * but float32_unordered() is still called. - */ -FOP_CONDN_S(saf, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status), 0)) -FOP_CONDN_S(sun, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status))) -FOP_CONDN_S(seq, (float32_eq(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sueq, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_eq(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(slt, (float32_lt(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sult, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sle, (float32_le(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sule, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(or, (float32_le_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(une, (float32_unordered_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(ne, (float32_lt_quiet(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt_quiet(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sor, (float32_le(fst1, fst0, - &env->active_fpu.fp_status) - || float32_le(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sune, (float32_unordered(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst0, fst1, - &env->active_fpu.fp_status))) -FOP_CONDN_S(sne, (float32_lt(fst1, fst0, - &env->active_fpu.fp_status) - || float32_lt(fst0, fst1, - &env->active_fpu.fp_status))) /* MSA */ /* Data format min and max values */ |