musl/src/math, branch v0.9.8 musl - an implementation of the standard library for Linux-based systems math: use float constants in exp10f.c 2012-11-18T02:52:29+00:00 Szabolcs Nagy nsz@port70.net 2012-11-18T02:52:29+00:00 a764db9a086ca036d4fc9181f96d19ab312a6560 use the 'f' suffix when a float constant is not representable 
use the 'f' suffix when a float constant is not representable
math: expl.c cleanup 2012-11-18T02:49:16+00:00 Szabolcs Nagy nsz@port70.net 2012-11-18T02:49:16+00:00 e93a0fe49dcc2ff9728faa8920df75009b9f46dc raise overflow and underflow when necessary, fix various comments. 
raise overflow and underflow when necessary, fix various comments.
math: expf.c cleanup 2012-11-18T02:42:09+00:00 Szabolcs Nagy nsz@port70.net 2012-11-18T02:42:09+00:00 ab1772c597ba8fe0c26400256b12d7a4df23880e similar to exp.c cleanup: use scalbnf, don't return excess precision, drop some optimizatoins. exp.c was changed to be more consistent with expf.c code. 
similar to exp.c cleanup: use scalbnf, don't return excess precision,
drop some optimizatoins.
exp.c was changed to be more consistent with expf.c code.
math: cleanup exp2.c exp2f.c and exp2l.c 2012-11-17T22:39:39+00:00 Szabolcs Nagy nsz@port70.net 2012-11-17T22:39:39+00:00 159c7655d06f04aa56a57385d633699c4c63d72c * old code relied on sign extension on right shift * exp2l ld64 wrapper was wrong * use scalbn instead of bithacks 
* old code relied on sign extension on right shift
* exp2l ld64 wrapper was wrong
* use scalbn instead of bithacks
math: exp.c clean up 2012-11-17T22:22:41+00:00 Szabolcs Nagy nsz@port70.net 2012-11-17T22:22:41+00:00 bbbf045ce96fe5daae7e220487dc44c9d971bd9d overflow and underflow was incorrect when the result was not stored. an optimization for the 0.5*ln2 < |x| < 1.5*ln2 domain was removed. did various cleanups around static constants and made the comments consistent with the code. 
overflow and underflow was incorrect when the result was not stored.
an optimization for the 0.5*ln2 < |x| < 1.5*ln2 domain was removed.
did various cleanups around static constants and made the comments
consistent with the code.
math: ld80 invtrig cleanups 2012-11-14T00:01:38+00:00 Szabolcs Nagy nsz@port70.net 2012-11-14T00:01:38+00:00 45ff9d8eb6f43b8f612d1b01ada627f5b4447c45 keeping only commonly used data in invtrigl 
keeping only commonly used data in invtrigl
math: simplify hypot and hypotf using scalbn 2012-11-13T20:54:32+00:00 Szabolcs Nagy nsz@port70.net 2012-11-13T20:54:32+00:00 529a8de46cbf6cce525ab25c4532822006502f29 this also fixes overflow/underflow raising and excess precision issues (as those are handled well in scalbn) 
this also fixes overflow/underflow raising and excess
precision issues (as those are handled well in scalbn)
math: use '#pragma STDC FENV_ACCESS ON' when fenv is accessed 2012-11-13T12:34:45+00:00 Szabolcs Nagy nsz@port70.net 2012-11-13T12:34:45+00:00 033a9d6ad2a65ac03156b179e7c6101d2e72c4c0 






math: excess precision fix modf, modff, scalbn, scalbnf
2012-11-13T09:55:35+00:00

Szabolcs Nagy
nsz@port70.net

2012-11-13T09:55:35+00:00

c4359e01303da2755fe7e8033826b132eb3659b1

old code was correct only if the result was stored (without the
excess precision) or musl was compiled with -ffloat-store.
now we use STRICT_ASSIGN to work around the issue.
(see note 160 in c11 section 6.8.6.4)





old code was correct only if the result was stored (without the
excess precision) or musl was compiled with -ffloat-store.
now we use STRICT_ASSIGN to work around the issue.
(see note 160 in c11 section 6.8.6.4)







math: fix scalbn and scalbnf on overflow/underflow
2012-11-13T09:30:40+00:00

Szabolcs Nagy
nsz@port70.net

2012-11-13T09:30:40+00:00

666271c105e4137bdfa195e217799d74143370d4

old code was correct only if the result was stored (without the
excess precision) or musl was compiled with -ffloat-store.
(see note 160 in n1570.pdf section 6.8.6.4)





old code was correct only if the result was stored (without the
excess precision) or musl was compiled with -ffloat-store.
(see note 160 in n1570.pdf section 6.8.6.4)