Commit Graph

6 Commits

Author SHA1 Message Date
floitschV8@gmail.com
2b226c598f Weed out extreme exponents in strtod.
If a decimal exponent is less than -309 return 0.0.
If a decimal exponent is greater than +324 return +infinity.

BUG=
TEST=

Review URL: http://codereview.chromium.org/3519017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5623 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-14 13:47:48 +00:00
floitschV8@gmail.com
4cd03a4f6a Implement fast case for strtod.
Reapply r5603 with additional fix: use OS::StrNCpy instead of posix strncpy.

BUG=
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Review URL: http://codereview.chromium.org/3557010

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5605 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-07 12:53:59 +00:00
ager@chromium.org
dfacc926fc Revert strtod fast-case change (r5603) because of Windows compilation
errors.

TBR=floitschV8@gmail.com
Review URL: http://codereview.chromium.org/3582017

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5604 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-07 12:24:02 +00:00
floitschV8@gmail.com
ce666fc2fe Implement fast case for strtod.
If there are few non-zero digits and the 10^exponent fits into a double then
we can compute the result using 1 (or 2) double operations.

BUG=
TEST=

Review URL: http://codereview.chromium.org/3584015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5603 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-07 12:01:25 +00:00
floitschV8@gmail.com
e5bb73acba Fix build-breakage. Add new line to end of strtod.h. TBR: whesse@chromium.org
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Review URL: http://codereview.chromium.org/3584018

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5601 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-07 09:12:21 +00:00
floitschV8@gmail.com
caf6856ade Move gay_strtod outside conversions.cc.
This is the first part of removing calls to gay's strtod. Future CLs will
get rid of calls to gay_strtod entirely.

BUG=
TEST=

Review URL: http://codereview.chromium.org/3563009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5600 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2010-10-07 08:54:10 +00:00