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fpu/softfloat: re-factor muladd

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We can now add float16_muladd and use the common decompose and
canonicalize functions to have a single implementation for
float16/32/64 muladd functions.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alex Bennée 2017-11-28 17:04:44 +00:00
parent cf07323d49
commit d446830a3a
3 changed files with 272 additions and 575 deletions
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include/fpu/softfloat.h
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@ -240,6 +240,7 @@ float64 float16_to_float64(float16 a, flag ieee, float_status *status);
float16 float16_add(float16, float16, float_status *status);
float16 float16_sub(float16, float16, float_status *status);
float16 float16_mul(float16, float16, float_status *status);
float16 float16_muladd(float16, float16, float16, int, float_status *status);
float16 float16_div(float16, float16, float_status *status);
int float16_is_quiet_nan(float16, float_status *status);