diff options
Diffstat (limited to 'ext/fputils/fp80.c')
| -rw-r--r-- | ext/fputils/fp80.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/ext/fputils/fp80.c b/ext/fputils/fp80.c index 703b07ac9..8100a4d99 100644 --- a/ext/fputils/fp80.c +++ b/ext/fputils/fp80.c @@ -36,10 +36,8 @@ #include <stdio.h> typedef union { - union { - uint64_t bits; - double value; - }; + uint64_t bits; + double value; } fp64_t; @@ -74,7 +72,7 @@ build_fp64(int sign, uint64_t frac, int exp) int fp80_sgn(fp80_t fp80) { - return (fp80.u.repr.se & FP80_SIGN_BIT) ? -1 : 1; + return (fp80.repr.se & FP80_SIGN_BIT) ? -1 : 1; } int @@ -105,9 +103,9 @@ fp80_isqnan(fp80_t fp80) int fp80_isqnani(fp80_t fp80) { - const uint64_t frac_low = fp80.u.repr.fi & (FP80_FRAC_MASK >> 1); + const uint64_t frac_low = fp80.repr.fi & (FP80_FRAC_MASK >> 1); - return fp80_isqnan(fp80) && (fp80.u.repr.se & FP80_SIGN_BIT) && !frac_low; + return fp80_isqnan(fp80) && (fp80.repr.se & FP80_SIGN_BIT) && !frac_low; } int @@ -133,7 +131,7 @@ fp80_isnan(fp80_t fp80) int fp80_iszero(fp80_t fp80) { - return fp80.u.repr.fi == 0 && FP80_EXP(fp80) == 0 ? fp80_sgn(fp80) : 0; + return fp80.repr.fi == 0 && FP80_EXP(fp80) == 0 ? fp80_sgn(fp80) : 0; } int @@ -169,10 +167,10 @@ fp80_classify(fp80_t fp80) double fp80_cvtd(fp80_t fp80) { - const int sign = fp80.u.repr.se & FP80_SIGN_BIT; + const int sign = fp80.repr.se & FP80_SIGN_BIT; if (!fp80_isspecial(fp80)) { - const uint64_t frac = fp80.u.repr.fi; + const uint64_t frac = fp80.repr.fi; const int unb_exp = FP80_EXP(fp80) - FP80_EXP_BIAS; const int fp64_exp = unb_exp + FP64_EXP_BIAS; const uint64_t fp64_frac = frac >> (FP80_FRAC_BITS - FP64_FRAC_BITS); @@ -242,6 +240,6 @@ void fp80_debug_dump(FILE *fout, fp80_t fp80) { fprintf(fout, "sgn: %i, int: %i, frac: 0x%llx, exp: 0x%x (%i)\n", - fp80_sgn(fp80), !!(fp80.u.repr.fi & FP80_INT_BIT), FP80_FRAC(fp80), + fp80_sgn(fp80), !!(fp80.repr.fi & FP80_INT_BIT), FP80_FRAC(fp80), FP80_EXP(fp80), FP80_EXP(fp80) - FP80_EXP_BIAS); } |