Searched refs:hfsq (Results 1 - 3 of 3) sorted by relevance

/openjdk7/jdk/src/share/native/java/lang/fdlibm/src/
H A Ds_log1p.c56 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
59 * log1p(f) = f - (hfsq - s*(hfsq+R)).
62 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
119 double hfsq,f=0,c=0,s,z,R,u; local
171 hfsq=0.5*f*f;
175 R = hfsq*(1.
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H A De_log.c50 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
54 * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy)
57 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
105 double hfsq,f,s,z,R,w,t1,t2,dk; local
147 hfsq=0.5*f*f;
148 if(k==0) return f-(hfsq
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/openjdk7/hotspot/src/share/vm/runtime/
H A DsharedRuntimeTrans.cpp138 * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2.
142 * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy)
145 * = k*ln2_hi+(f-(hfsq-(s*(hfsq+R)+k*ln2_lo)))
180 double hfsq,f,s,z,R,w,t1,t2,dk; local
222 hfsq=0.5*f*f;
223 if(k==0) return f-(hfsq
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