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(parent: 1295848) | patch
remove special nan handling from x86 sqrt asm
authorRich Felker <dalias@aerifal.cx>
Thu, 15 Mar 2012 23:56:36 +0000 (19:56 -0400)
committerRich Felker <dalias@aerifal.cx>
Thu, 15 Mar 2012 23:56:36 +0000 (19:56 -0400)
commit9d507419db1289033c59da6976f8675f24ab873f
tree622fe4942ed4255c860c8190c9a445b60f53febdtree | snapshot
parent1295848efb9171011e79610a5c3ab7c20859ea36commit | diff
remove special nan handling from x86 sqrt asm

a double precision nan, when converted to extended (80-bit) precision,
will never end in 0x400, since the corresponding bits do not exist in
the original double precision value. thus there's no need to waste
time and code size on this check.
src/math/i386/sqrt.s diff | blob | history
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