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softfloat: Use FloatRelation for fracN_cmp

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Since the caller, partsN_compare, is now exclusively
using FloatRelation, it's clearer to use it here too.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220401132240.79730-4-richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-04-01 07:22:40 -06:00
parent 9343c88444
commit dee3fcfbb3
1 changed files with 7 additions and 5 deletions
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12
fpu/softfloat.c
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@ -957,21 +957,23 @@ static void frac128_allones(FloatParts128 *a)
#define frac_allones(A) FRAC_GENERIC_64_128(allones, A)(A) #define frac_allones(A) FRAC_GENERIC_64_128(allones, A)(A)
static int frac64_cmp(FloatParts64 *a, FloatParts64 *b) static FloatRelation frac64_cmp(FloatParts64 *a, FloatParts64 *b)
{ {
return a->frac == b->frac ? 0 : a->frac < b->frac ? -1 : 1; return (a->frac == b->frac ? float_relation_equal
: a->frac < b->frac ? float_relation_less
: float_relation_greater);
} }
static int frac128_cmp(FloatParts128 *a, FloatParts128 *b) static FloatRelation frac128_cmp(FloatParts128 *a, FloatParts128 *b)
{ {
uint64_t ta = a->frac_hi, tb = b->frac_hi; uint64_t ta = a->frac_hi, tb = b->frac_hi;
if (ta == tb) { if (ta == tb) {
ta = a->frac_lo, tb = b->frac_lo; ta = a->frac_lo, tb = b->frac_lo;
if (ta == tb) { if (ta == tb) {
return 0; return float_relation_equal;
} }
} }
return ta < tb ? -1 : 1; return ta < tb ? float_relation_less : float_relation_greater;
} }
#define frac_cmp(A, B) FRAC_GENERIC_64_128(cmp, A)(A, B) #define frac_cmp(A, B) FRAC_GENERIC_64_128(cmp, A)(A, B)