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softfloat: Define comparison operations for bfloat16

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Backports c53b1079334c41b342a8ad3b7ccfd51bf5427f5
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LIU Zhiwei 2021-02-27 16:43:05 -05:00 committed by Lioncash
parent d26cd63ad6
commit ad78fc2df5
1 changed files with 41 additions and 0 deletions
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41
qemu/include/fpu/softfloat.h
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@ -482,6 +482,47 @@ 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