Add INSERT_WORD64 and EXTRACT_WORD64 macros for use in s_fma.c.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=226373
@ -58,6 +58,10 @@ typedef union
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u_int32_t msw;
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u_int32_t lsw;
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} parts;
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struct
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{
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u_int64_t w;
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} xparts;
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} ieee_double_shape_type;
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#endif
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@ -72,6 +76,10 @@ typedef union
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u_int32_t lsw;
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u_int32_t msw;
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} parts;
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struct
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{
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u_int64_t w;
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} xparts;
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} ieee_double_shape_type;
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#endif
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@ -86,6 +94,14 @@ do { \
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(ix1) = ew_u.parts.lsw; \
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} while (0)
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/* Get a 64-bit int from a double. */
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#define EXTRACT_WORD64(ix,d) \
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do { \
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ieee_double_shape_type ew_u; \
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ew_u.value = (d); \
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(ix) = ew_u.xparts.w; \
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} while (0)
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/* Get the more significant 32 bit int from a double. */
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#define GET_HIGH_WORD(i,d) \
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@ -114,6 +130,14 @@ do { \
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(d) = iw_u.value; \
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} while (0)
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/* Set a double from a 64-bit int. */
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#define INSERT_WORD64(d,ix) \
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do { \
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ieee_double_shape_type iw_u; \
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iw_u.xparts.w = (ix); \
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(d) = iw_u.value; \
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} while (0)
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/* Set the more significant 32 bits of a double from an int. */
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#define SET_HIGH_WORD(d,v) \
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