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Searched
refs:reciprocal
(Results
1 - 6
of
6
) sorted by null
/external/compiler-rt/lib/
divsf3.c
79
// [1, 2.0) and get a Q32 approximate
reciprocal
using a small minimax
80
// polynomial approximation:
reciprocal
= 3/4 + 1/sqrt(2) - b/2. This
83
uint32_t
reciprocal
= UINT32_C(0x7504f333) - q31b;
local
85
// Now refine the
reciprocal
estimate using a Newton-Raphson iteration:
93
correction = -((uint64_t)
reciprocal
* q31b >> 32);
94
reciprocal
= (uint64_t)
reciprocal
* correction >> 31;
95
correction = -((uint64_t)
reciprocal
* q31b >> 32);
96
reciprocal
= (uint64_t)
reciprocal
* correction >> 31
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all
...]
divdf3.c
79
// [1, 2.0) and get a Q32 approximate
reciprocal
using a small minimax
80
// polynomial approximation:
reciprocal
= 3/4 + 1/sqrt(2) - b/2. This
85
// Now refine the
reciprocal
estimate using a Newton-Raphson iteration:
109
uint64_t correction,
reciprocal
;
local
113
reciprocal
= (uint64_t)recip32*cHi + ((uint64_t)recip32*cLo >> 32);
116
// 64-bit
reciprocal
estimate downward to ensure that it is strictly smaller
117
// than the infinitely precise exact
reciprocal
. Because the computation
120
reciprocal
-= 2;
122
// The numerical
reciprocal
is accurate to within 2^-56, lies in the
123
// interval [0.5, 1.0), and is strictly smaller than the true
reciprocal
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...]
/external/llvm/lib/Support/
APFloat.cpp
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/external/skia/legacy/src/ports/
SkFontHost_mac_coretext.cpp
633
SkScalar
reciprocal
= SkScalarInvert(fRec.fTextSize);
local
634
fUnitMatrix.preScale(
reciprocal
,
reciprocal
);
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...]
/external/skia/src/ports/
SkFontHost_mac_coretext.cpp
656
SkScalar
reciprocal
= SkScalarInvert(fRec.fTextSize);
local
657
fUnitMatrix.preScale(
reciprocal
,
reciprocal
);
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...]
/external/ceres-solver/docs/
solving.tex
464
strategy is used, the
reciprocal
of this number is the initial
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all
...]
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