diff options
| -rw-r--r-- | target-arm/cpu.h | 2 | ||||
| -rw-r--r-- | target-arm/helper.c | 28 | ||||
| -rw-r--r-- | target-arm/translate-a64.c | 28 |
3 files changed, 30 insertions, 28 deletions
diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 198b6b8d4e..383c58221e 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -496,6 +496,8 @@ enum arm_fprounding { FPROUNDING_ODD }; +int arm_rmode_to_sf(int rmode); + enum arm_cpu_mode { ARM_CPU_MODE_USR = 0x10, ARM_CPU_MODE_FIQ = 0x11, diff --git a/target-arm/helper.c b/target-arm/helper.c index c708f15e27..b1541b9c40 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -4418,3 +4418,31 @@ float64 HELPER(rintd)(float64 x, void *fp_status) return ret; } + +/* Convert ARM rounding mode to softfloat */ +int arm_rmode_to_sf(int rmode) +{ + switch (rmode) { + case FPROUNDING_TIEAWAY: + rmode = float_round_ties_away; + break; + case FPROUNDING_ODD: + /* FIXME: add support for TIEAWAY and ODD */ + qemu_log_mask(LOG_UNIMP, "arm: unimplemented rounding mode: %d\n", + rmode); + case FPROUNDING_TIEEVEN: + default: + rmode = float_round_nearest_even; + break; + case FPROUNDING_POSINF: + rmode = float_round_up; + break; + case FPROUNDING_NEGINF: + rmode = float_round_down; + break; + case FPROUNDING_ZERO: + rmode = float_round_to_zero; + break; + } + return rmode; +} diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c index 7cfb55bdc6..c22bbb5cf3 100644 --- a/target-arm/translate-a64.c +++ b/target-arm/translate-a64.c @@ -3608,34 +3608,6 @@ static void disas_data_proc_reg(DisasContext *s, uint32_t insn) } } -/* Convert ARM rounding mode to softfloat */ -static inline int arm_rmode_to_sf(int rmode) -{ - switch (rmode) { - case FPROUNDING_TIEAWAY: - rmode = float_round_ties_away; - break; - case FPROUNDING_ODD: - /* FIXME: add support for TIEAWAY and ODD */ - qemu_log_mask(LOG_UNIMP, "arm: unimplemented rounding mode: %d\n", - rmode); - case FPROUNDING_TIEEVEN: - default: - rmode = float_round_nearest_even; - break; - case FPROUNDING_POSINF: - rmode = float_round_up; - break; - case FPROUNDING_NEGINF: - rmode = float_round_down; - break; - case FPROUNDING_ZERO: - rmode = float_round_to_zero; - break; - } - return rmode; -} - static void handle_fp_compare(DisasContext *s, bool is_double, unsigned int rn, unsigned int rm, bool cmp_with_zero, bool signal_all_nans) |