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  /bionic/libm/upstream-freebsd/lib/msun/src/
e_acoshf.c 24 ln2 = 6.9314718246e-01; /* 0x3f317218 */ variable
38 return __ieee754_logf(x)+ln2; /* acosh(huge)=log(2x) */
e_acosh.c 23 * acosh(x) := log(x)+ln2, if x is large; else
39 ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */ variable
54 return __ieee754_log(x)+ln2; /* acosh(huge)=log(2x) */
s_asinh.c 22 * := sign(x)*(log(x)+ln2)) for large |x|, else
34 ln2 = 6.93147180559945286227e-01, /* 0x3FE62E42, 0xFEFA39EF */ variable
49 w = __ieee754_log(fabs(x))+ln2;
s_asinhf.c 24 ln2 = 6.9314718246e-01, /* 0x3f317218 */ variable
39 w = __ieee754_logf(fabsf(x))+ln2;
e_acoshl.c 57 #define ln2 u_ln2.e macro
60 ln2 = 6.93147180559945309417232121458176568e-1L; /* 0x162e42fefa39ef35793c7673007e6.0p-113 */ variable
79 RETURNI(logl(x)+ln2); /* acosh(huge)=log(2x), or misnormal */
s_asinhl.c 60 #define ln2 u_ln2.e macro
63 ln2 = 6.93147180559945309417232121458176568e-1L; /* 0x162e42fefa39ef35793c7673007e6.0p-113 */ variable
82 w = logl(fabsl(x))+ln2;
  /external/fdlibm/
e_acosh.c 20 * acosh(x) := ieee_log(x)+ln2, if x is large; else
37 ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */ variable
55 return __ieee754_log(x)+ln2; /* acosh(huge)=ieee_log(2x) */
s_asinh.c 20 * := sign(x)*(ieee_log(x)+ln2)) for large |x|, else
33 ln2 = 6.93147180559945286227e-01, /* 0x3FE62E42, 0xFEFA39EF */ variable
52 w = __ieee754_log(ieee_fabs(x))+ln2;
  /prebuilts/go/darwin-x86/test/
ddd.go 55 func ln2(args ...T) int { return 2 * ln(args...) } func
173 if x := ln2(nil, nil, nil); x != 2*3 {
174 println("ln2 3", x)
177 if x := ln2([]T{}); x != 2*1 {
178 println("ln2 1", x)
  /prebuilts/go/linux-x86/test/
ddd.go 55 func ln2(args ...T) int { return 2 * ln(args...) } func
173 if x := ln2(nil, nil, nil); x != 2*3 {
174 println("ln2 3", x)
177 if x := ln2([]T{}); x != 2*1 {
178 println("ln2 1", x)
  /prebuilts/go/darwin-x86/test/ken/
divmod.go 119 var ln2 int32 = -5
127 if ln2/ld1 != q2 || ln2%ld1 != r2 {
128 println("int32-2", ln2, ld1, ln2/ld1, ln2%ld1)
135 if ln2/ld2 != q4 || ln2%ld2 != r4 {
136 println("int32-4", ln2, ld2, ln2/ld2, ln2%ld2
    [all...]
  /prebuilts/go/linux-x86/test/ken/
divmod.go 119 var ln2 int32 = -5
127 if ln2/ld1 != q2 || ln2%ld1 != r2 {
128 println("int32-2", ln2, ld1, ln2/ld1, ln2%ld1)
135 if ln2/ld2 != q4 || ln2%ld2 != r4 {
136 println("int32-4", ln2, ld2, ln2/ld2, ln2%ld2
    [all...]
  /prebuilts/go/darwin-x86/src/math/
expm1.go 28 // x = k*ln2 + r, |r| <= 0.5*ln2 ~ 0.34658
87 // (i) if x < -56*ln2, return -1.0, (raise inexact if x!=inf)
160 if absx >= Ln2X56 { // if |x| >= 56 * ln2
162 return -1 // x < -56*ln2, return -1
172 if absx > Ln2Half { // if |x| > 0.5 * ln2
174 if absx < Ln2HalfX3 { // and |x| < 1.5 * ln2
exp.go 35 // Reduce x to an r so that |r| <= 0.5*ln2 ~ 0.34658.
38 // x = k*ln2 + r, |r| <= 0.5*ln2.
acosh.go 27 // acosh(x) := log(x)+ln2, if x is large; else
44 Ln2 = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
54 return Log(x) + Ln2 // x > 2**28
asinh.go 28 // := sign(x)*(log(x)+ln2)) for large |x|, else
41 Ln2 = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
57 temp = Log(x) + Ln2 // |x| > 2**28
log1p.go 56 // 3. Finally, log1p(x) = k*ln2 + log1p(f).
58 // Here ln2 is split into two floating point number:
  /prebuilts/go/linux-x86/src/math/
expm1.go 28 // x = k*ln2 + r, |r| <= 0.5*ln2 ~ 0.34658
87 // (i) if x < -56*ln2, return -1.0, (raise inexact if x!=inf)
160 if absx >= Ln2X56 { // if |x| >= 56 * ln2
162 return -1 // x < -56*ln2, return -1
172 if absx > Ln2Half { // if |x| > 0.5 * ln2
174 if absx < Ln2HalfX3 { // and |x| < 1.5 * ln2
exp.go 35 // Reduce x to an r so that |r| <= 0.5*ln2 ~ 0.34658.
38 // x = k*ln2 + r, |r| <= 0.5*ln2.
acosh.go 27 // acosh(x) := log(x)+ln2, if x is large; else
44 Ln2 = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
54 return Log(x) + Ln2 // x > 2**28
asinh.go 28 // := sign(x)*(log(x)+ln2)) for large |x|, else
41 Ln2 = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
57 temp = Log(x) + Ln2 // |x| > 2**28
log1p.go 56 // 3. Finally, log1p(x) = k*ln2 + log1p(f).
58 // Here ln2 is split into two floating point number:
  /external/apache-commons-math/src/main/java/org/apache/commons/math/dfp/
DfpField.java 144 private final Dfp ln2; field in class:DfpField
217 ln2 = new Dfp(this, ln2String);
235 ln2 = null;
484 return ln2;
  /external/v8/src/third_party/fdlibm/
fdlibm.js 435 // 3. Finally, log1p(x) = k*ln2 + log1p(f).
437 // Here ln2 is split into two floating point number:
572 // x = k*ln2 + r, |r| <= 0.5*ln2 ~ 0.34658
631 // (i) if x < -56*ln2, return -1.0, (raise inexact if x!=inf)
676 if (hx >= 0x4043687a) { // if |x| ~=> 56 * ln2
684 if (xsb != 0) return -1; // x < -56 * ln2, return -1.
688 if (hx > 0x3fd62e42) { // if |x| > 0.5 * ln2
689 if (hx < 0x3ff0a2b2) { // and |x| < 1.5 * ln2
816 // 0 <= x <= ln2/2 : cosh(x) := 1 + ------------------
    [all...]
  /external/valgrind/memcheck/tests/amd64/
more_x87_fp.c 142 TEST(ln2);

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