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softfloat: Use pointers with pack_raw 

At the same time, rename to pack_raw64.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-10-23 15:22:08 -07:00
parent 3dddb203bc
commit 9e4af58c24
1 changed files with 13 additions and 8 deletions
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21
fpu/softfloat.c
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@ -614,31 +614,36 @@ static inline void float64_unpack_raw(FloatParts64 *p, float64 f)
}
/* Pack a float from parts, but do not canonicalize. */
static inline uint64_t pack_raw(FloatFmt fmt, FloatParts64 p)
static uint64_t pack_raw64(const FloatParts64 *p, const FloatFmt *fmt)
{
const int sign_pos = fmt.frac_size + fmt.exp_size;
uint64_t ret = deposit64(p.frac, fmt.frac_size, fmt.exp_size, p.exp);
return deposit64(ret, sign_pos, 1, p.sign);
const int f_size = fmt->frac_size;
const int e_size = fmt->exp_size;
uint64_t ret;
ret = (uint64_t)p->sign << (f_size + e_size);
ret = deposit64(ret, f_size, e_size, p->exp);
ret = deposit64(ret, 0, f_size, p->frac);
return ret;
}
static inline float16 float16_pack_raw(FloatParts64 p)
{
return make_float16(pack_raw(float16_params, p));
return make_float16(pack_raw64(&p, &float16_params));
}
static inline bfloat16 bfloat16_pack_raw(FloatParts64 p)
{
return pack_raw(bfloat16_params, p);
return pack_raw64(&p, &bfloat16_params);
}
static inline float32 float32_pack_raw(FloatParts64 p)
{
return make_float32(pack_raw(float32_params, p));
return make_float32(pack_raw64(&p, &float32_params));
}
static inline float64 float64_pack_raw(FloatParts64 p)
{
return make_float64(pack_raw(float64_params, p));
return make_float64(pack_raw64(&p, &float64_params));
}
/*----------------------------------------------------------------------------