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softfloat: Define comparison operations for bfloat16 

Reviewed-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-08-16 14:46:58 -07:00
parent 5ebf5f4be6
commit c53b107933
1 changed files with 41 additions and 0 deletions
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41
include/fpu/softfloat.h
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@ -479,6 +479,47 @@ static inline bfloat16 bfloat16_set_sign(bfloat16 a, int sign)
return (a & 0x7fff) | (sign << 15);
}
static inline bool bfloat16_eq(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare(a, b, s) == float_relation_equal;
}
static inline bool bfloat16_le(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare(a, b, s) <= float_relation_equal;
}
static inline bool bfloat16_lt(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare(a, b, s) < float_relation_equal;
}
static inline bool bfloat16_unordered(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare(a, b, s) == float_relation_unordered;
}
static inline bool bfloat16_eq_quiet(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare_quiet(a, b, s) == float_relation_equal;
}
static inline bool bfloat16_le_quiet(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare_quiet(a, b, s) <= float_relation_equal;
}
static inline bool bfloat16_lt_quiet(bfloat16 a, bfloat16 b, float_status *s)
{
return bfloat16_compare_quiet(a, b, s) < float_relation_equal;
}
static inline bool bfloat16_unordered_quiet(bfloat16 a, bfloat16 b,
float_status *s)
{
return bfloat16_compare_quiet(a, b, s) == float_relation_unordered;
}
#define bfloat16_zero 0
#define bfloat16_half 0x3f00
#define bfloat16_one 0x3f80