Mark Poliakov
7a0d528cda
git-subtree-dir: lib/runtime git-subtree-mainline: 566a2341f5b726d86f5d42a72beb9c70b83f31b6 git-subtree-split: db5cddbec10c4b7c086eda716d48d4711632901f
35 lines
766 B
C
35 lines
766 B
C
#pragma once
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typedef union
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{
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float value;
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uint32_t word;
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} ieee_float_shape_type;
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/* Get a 32 bit int from a float. */
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#define GET_FLOAT_WORD(i,d) \
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do { \
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ieee_float_shape_type gf_u; \
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gf_u.value = (d); \
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(i) = gf_u.word; \
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} while (/*CONSTCOND*/0)
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/* Set a float from a 32 bit int. */
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#define SET_FLOAT_WORD(d,i) \
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do { \
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ieee_float_shape_type sf_u; \
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sf_u.word = (i); \
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(d) = sf_u.value; \
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} while (/*CONSTCOND*/0)
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float __ieee754_sqrtf(float x);
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float __ieee754_powf(float x, float y);
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float __ieee754_hypotf(float x, float y);
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float __ieee754_fmodf(float x, float y);
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float scalbnf(float x, int n);
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float copysignf(float x, float y);
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float fabsf(float x);
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