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Searched refs:log2 (Results 1 – 25 of 93) sorted by relevance

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/external/guava/guava-tests/test/com/google/common/math/
DDoubleMathTest.java291 int log2 = DoubleMath.log2(d, FLOOR); in testRoundLog2Floor() local
292 assertTrue(StrictMath.pow(2.0, log2) <= d); in testRoundLog2Floor()
293 assertTrue(StrictMath.pow(2.0, log2 + 1) > d); in testRoundLog2Floor()
299 int log2 = DoubleMath.log2(d, CEILING); in testRoundLog2Ceiling() local
300 assertTrue(StrictMath.pow(2.0, log2) >= d); in testRoundLog2Ceiling()
301 double z = StrictMath.pow(2.0, log2 - 1); in testRoundLog2Ceiling()
308 int log2 = DoubleMath.log2(d, DOWN);
310 assertTrue(log2 >= 0);
311 assertTrue(StrictMath.pow(2.0, log2) <= d);
312 assertTrue(StrictMath.pow(2.0, log2 + 1) > d);
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DBigIntegerMathTest.java70 BigIntegerMath.log2(ZERO, mode); in testLog2ZeroAlwaysThrows()
80 BigIntegerMath.log2(x.negate(), mode); in testLog2NegativeAlwaysThrows()
90 int result = BigIntegerMath.log2(x, mode); in testLog2Floor()
100 int result = BigIntegerMath.log2(x, mode); in testLog2Ceiling()
113 assertEquals(x, ZERO.setBit(BigIntegerMath.log2(x, UNNECESSARY))); in testLog2Exact()
123 int result = BigIntegerMath.log2(x, HALF_UP); in testLog2HalfUp()
134 int result = BigIntegerMath.log2(x, HALF_DOWN); in testLog2HalfDown()
146 int halfEven = BigIntegerMath.log2(x, HALF_EVEN); in testLog2HalfEven()
149 boolean floorWasEven = (BigIntegerMath.log2(x, FLOOR) & 1) == 0; in testLog2HalfEven()
150 assertEquals(BigIntegerMath.log2(x, floorWasEven ? HALF_DOWN : HALF_UP), halfEven); in testLog2HalfEven()
DIntMathTest.java101 IntMath.log2(0, mode); in testLog2ZeroAlwaysThrows()
112 IntMath.log2(x, mode); in testLog2NegativeAlwaysThrows()
124 assertEquals(BigIntegerMath.log2(valueOf(x), mode), IntMath.log2(x, mode)); in testLog2MatchesBigInteger()
136 assertEquals(x, 1 << IntMath.log2(x, UNNECESSARY)); in testLog2Exact()
DLongMathTest.java142 LongMath.log2(0L, mode); in testLog2ZeroAlwaysThrows()
152 LongMath.log2(x, mode); in testLog2NegativeAlwaysThrows()
164 assertEquals(BigIntegerMath.log2(valueOf(x), mode), LongMath.log2(x, mode)); in testLog2MatchesBigInteger()
175 assertEquals(x, 1L << LongMath.log2(x, UNNECESSARY)); in testLog2Exact()
/external/valgrind/main/memcheck/tests/
Dunit_libcbase.c417 CHECK( -1 == VG_(log2)(0) ); in test_log2()
418 CHECK( 0 == VG_(log2)(1) ); in test_log2()
419 CHECK( 1 == VG_(log2)(2) ); in test_log2()
420 CHECK( -1 == VG_(log2)(3) ); in test_log2()
421 CHECK( 2 == VG_(log2)(4) ); in test_log2()
422 CHECK( -1 == VG_(log2)(5) ); in test_log2()
423 CHECK( -1 == VG_(log2)(6) ); in test_log2()
424 CHECK( -1 == VG_(log2)(7) ); in test_log2()
425 CHECK( 3 == VG_(log2)(8) ); in test_log2()
427 CHECK( -1 == VG_(log2)( 15) ); in test_log2()
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/external/mesa3d/src/glsl/builtins/ir/
Dlog21 ((function log2
5 ((return (expression float log2 (var_ref arg0)))))
10 ((return (expression vec2 log2 (var_ref arg0)))))
15 ((return (expression vec3 log2 (var_ref arg0)))))
20 ((return (expression vec4 log2 (var_ref arg0)))))
/external/qemu/android/build/
Dcommon.sh32 log2 () function
72 log2 "CPU=$CPU"
106 log2 "OS=$OS"
107 log2 "EXE=$EXE"
214 log2 "Mingw : Found $MINGW32_CC"
308 log2 "Object : $CC -o $TMPO -c $CFLAGS $TMPC"
316 log2 "Link : $LD -o $TMPE $TMPO $LDFLAGS"
324 log2 "Running: $*"
331 log2 "RunExec : $CC -o $TMPE $CFLAGS $TMPC"
/external/guava/guava/src/com/google/common/math/
DBigIntegerMath.java67 public static int log2(BigInteger x, RoundingMode mode) { in log2() method in BigIntegerMath
233 int log2 = log2(x, FLOOR); in sqrtFloor() local
234 if(log2 < DoubleUtils.MAX_DOUBLE_EXPONENT) { in sqrtFloor()
237 int shift = (log2 - DoubleUtils.SIGNIFICAND_BITS) & ~1; // even! in sqrtFloor()
293 int approxSize = IntMath.divide(n * IntMath.log2(n, CEILING), Long.SIZE, CEILING); in factorial()
304 int productBits = LongMath.log2(product, FLOOR) + 1; in factorial()
305 int bits = LongMath.log2(startingNumber, FLOOR) + 1; in factorial()
329 productBits = LongMath.log2(product, FLOOR) + 1; in factorial()
DDoubleMath.java195 public static double log2(double x) { in log2() method in DoubleMath
211 public static int log2(double x, RoundingMode mode) { in log2() method in DoubleMath
215 return log2(x * IMPLICIT_BIT, mode) - SIGNIFICAND_BITS; in log2()
/external/llvm/test/CodeGen/ARM/
Dlog2_not_readnone.ll6 declare double @log2(double)
10 ; CHECK: bl log2
11 %1 = call double @log2(double 0.000000e+00)
/external/llvm/test/CodeGen/X86/
Dlog2_not_readnone.ll6 declare double @log2(double)
10 ; CHECK: calll log2
11 %1 = call double @log2(double 0.000000e+00)
Dlimited-prec.ll47 %0 = call float @llvm.log2.f32(float %x) ; <float> [#uses=1]
51 declare float @llvm.log2.f32(float) nounwind readonly
/external/llvm/test/CodeGen/XCore/
Dfloat-intrinsics.ll7 declare double @llvm.log2.f64(double)
93 define double @log2(double %F) {
94 ; CHECK: log2:
95 ; CHECK: bl log2
96 %result = call double @llvm.log2.f64(double %F)
100 declare float @llvm.log2.f32(float)
105 %result = call float @llvm.log2.f32(float %F)
/external/flac/libFLAC/ia32/
Dfixed_asm.nasm219 fyl2x ; ST = log2(ln2*total_error_0/data_len) data_len
220 fstp dword [ebx] ; residual_bits_per_sample[0] = log2(ln2*total_error_0/data_len) ST = data_len
235 fyl2x ; ST = log2(ln2*total_error_1/data_len) data_len
236 …fstp dword [ebx + 4] ; residual_bits_per_sample[1] = log2(ln2*total_error_1/data_len) ST = dat…
250 fyl2x ; ST = log2(ln2*total_error_2/data_len) data_len
251 …fstp dword [ebx + 8] ; residual_bits_per_sample[2] = log2(ln2*total_error_2/data_len) ST = dat…
265 fyl2x ; ST = log2(ln2*total_error_3/data_len) data_len
266 …fstp dword [ebx + 12] ; residual_bits_per_sample[3] = log2(ln2*total_error_3/data_len) ST = dat…
280 fyl2x ; ST = log2(ln2*total_error_4/data_len) data_len
281 …fstp dword [ebx + 16] ; residual_bits_per_sample[4] = log2(ln2*total_error_4/data_len) ST = dat…
/external/eigen/unsupported/Eigen/src/MatrixFunctions/
DMatrixExponential.h19 template <typename Scalar> Scalar log2(Scalar v) { using std::log; return log(v)/log(Scalar(2)); } in log2() function
300 m_squarings = (max)(0, (int)ceil(log2(m_l1norm / maxnorm))); in computeUV()
322 m_squarings = (max)(0, (int)ceil(log2(m_l1norm / maxnorm))); in computeUV()
347 m_squarings = (max)(0, (int)ceil(log2(m_l1norm / maxnorm))); in computeUV()
364 m_squarings = (max)(0, (int)ceil(log2(m_l1norm / maxnorm))); in computeUV()
381 m_squarings = (max)(0, (int)ceil(log2(m_l1norm / maxnorm))); in computeUV()
/external/webkit/Source/WebCore/loader/cache/
DMemoryCache.cpp352 unsigned log2 = 0; in fastLog2() local
354 log2 += 1; in fastLog2()
356 log2 += 16, i >>= 16; in fastLog2()
358 log2 += 8, i >>= 8; in fastLog2()
360 log2 += 4, i >>= 4; in fastLog2()
362 log2 += 2, i >>= 2; in fastLog2()
364 log2 += 1; in fastLog2()
365 return log2; in fastLog2()
/external/webkit/Source/WebCore/platform/
DArena.cpp88 int log2; in CeilingLog2() local
89 CEILING_LOG2(log2,i); in CeilingLog2()
90 return log2; in CeilingLog2()
/external/clang/test/CodeGen/
Dlibcall-declarations.c50 double log2(double);
84 logf, log2, log2l, log2f, nearbyint, nearbyintl, nearbyintf, pow, powl, powf,
/external/libffi/src/powerpc/
Dasm.h38 #define ALIGNARG(log2) log2 argument
/external/jmonkeyengine/engine/src/core-data/Common/ShaderLib/
DHdr.glsllib9 float Le = 2.0 * log2(lum + epsilon) + 127.0;
36 float Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;
/external/webrtc/src/common_audio/vad/
Dvad_filterbank.c233 int16_t zeros = 0, frac = 0, log2 = 0; in WebRtcVad_LogOfEnergy() local
252 log2 = (int16_t) (((31 - zeros) << 10) + frac); in WebRtcVad_LogOfEnergy()
254 *log_energy = (int16_t) WEBRTC_SPL_MUL_16_16_RSFT(kLogConst, log2, 19) in WebRtcVad_LogOfEnergy()
/external/webkit/Source/WebCore/platform/audio/mac/
DFFTFrameMac.cpp49 m_log2FFTSize = static_cast<unsigned>(log2(fftSize)); in FFTFrame()
157 int pow2size = static_cast<int>(log2(fftSize)); in fftSetupForSize()
/external/webkit/PerformanceTests/SunSpider/tests/sunspider-0.9/
Dstring-tagcloud.js228 var log2 = Math.log(2); variable
229 ….parseJSON(function(a, b) { if (a == "popularity") { return Math.log(b) / log2; } else {return b; …
/external/webkit/PerformanceTests/SunSpider/tests/sunspider-0.9.1/
Dstring-tagcloud.js228 var log2 = Math.log(2); variable
229 ….parseJSON(function(a, b) { if (a == "popularity") { return Math.log(b) / log2; } else {return b; …
/external/valgrind/main/cachegrind/
Dcg-arch.c47 (-1 == VG_(log2)(cache->size/cache->line_size/cache->assoc))) in check_cache()
53 if (-1 == VG_(log2)(cache->line_size)) { in check_cache()

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