diff options
Diffstat (limited to 'target/riscv/fpu_helper.c')
| -rw-r--r-- | target/riscv/fpu_helper.c | 33 |
1 files changed, 3 insertions, 30 deletions
diff --git a/target/riscv/fpu_helper.c b/target/riscv/fpu_helper.c index 0b79562a69..4379756dc4 100644 --- a/target/riscv/fpu_helper.c +++ b/target/riscv/fpu_helper.c @@ -22,6 +22,7 @@ #include "exec/exec-all.h" #include "exec/helper-proto.h" #include "fpu/softfloat.h" +#include "internals.h" target_ulong riscv_cpu_get_fflags(CPURISCVState *env) { @@ -230,21 +231,7 @@ uint64_t helper_fcvt_s_lu(CPURISCVState *env, uint64_t rs1) target_ulong helper_fclass_s(uint64_t frs1) { - float32 f = frs1; - bool sign = float32_is_neg(f); - - if (float32_is_infinity(f)) { - return sign ? 1 << 0 : 1 << 7; - } else if (float32_is_zero(f)) { - return sign ? 1 << 3 : 1 << 4; - } else if (float32_is_zero_or_denormal(f)) { - return sign ? 1 << 2 : 1 << 5; - } else if (float32_is_any_nan(f)) { - float_status s = { }; /* for snan_bit_is_one */ - return float32_is_quiet_nan(f, &s) ? 1 << 9 : 1 << 8; - } else { - return sign ? 1 << 1 : 1 << 6; - } + return fclass_s(frs1); } uint64_t helper_fadd_d(CPURISCVState *env, uint64_t frs1, uint64_t frs2) @@ -353,19 +340,5 @@ uint64_t helper_fcvt_d_lu(CPURISCVState *env, uint64_t rs1) target_ulong helper_fclass_d(uint64_t frs1) { - float64 f = frs1; - bool sign = float64_is_neg(f); - - if (float64_is_infinity(f)) { - return sign ? 1 << 0 : 1 << 7; - } else if (float64_is_zero(f)) { - return sign ? 1 << 3 : 1 << 4; - } else if (float64_is_zero_or_denormal(f)) { - return sign ? 1 << 2 : 1 << 5; - } else if (float64_is_any_nan(f)) { - float_status s = { }; /* for snan_bit_is_one */ - return float64_is_quiet_nan(f, &s) ? 1 << 9 : 1 << 8; - } else { - return sign ? 1 << 1 : 1 << 6; - } + return fclass_d(frs1); } |