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| author | Lukas Larsson <[email protected]> | 2011-07-20 17:08:30 +0200 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2011-08-01 17:29:46 +0200 |
| commit | de298d1fa24b2d3f127c9f46c7549f77389f439e (patch) | |
| tree | 3a6ae3041747abab96eec654f44767c2ccd2defd /lib/asn1 | |
| parent | 3be549fa4d1518455d78ca009efa623ce2d3909d (diff) | |
| download | otp-de298d1fa24b2d3f127c9f46c7549f77389f439e.tar.gz otp-de298d1fa24b2d3f127c9f46c7549f77389f439e.tar.bz2 otp-de298d1fa24b2d3f127c9f46c7549f77389f439e.zip | |
Add documentation for ber encode nif optmization
Diffstat (limited to 'lib/asn1')
| -rw-r--r-- | lib/asn1/doc/src/asn1_ug.xml | 4 | ||||
| -rw-r--r-- | lib/asn1/doc/src/asn1ct.xml | 10 |
2 files changed, 9 insertions, 5 deletions
diff --git a/lib/asn1/doc/src/asn1_ug.xml b/lib/asn1/doc/src/asn1_ug.xml index 61e4f6062f..1b399fb641 100644 --- a/lib/asn1/doc/src/asn1_ug.xml +++ b/lib/asn1/doc/src/asn1_ug.xml @@ -369,7 +369,7 @@ erlc -o ../asnfiles -I ../asnfiles -I /usr/local/standards/asn1 Person.asn <item> <p>Together with the flags <c>ber_bin</c> and <c>optimize</c> you choose to use a nif for considerable - faster decode. </p> + faster encode and decode. </p> </item> <tag><c>+asn1config</c></tag> <item> @@ -631,7 +631,7 @@ asn1ct:decode('H323-MESSAGES','SomeChoiceType',Bytes). </pre> </table> <p> - The sole compile options <c>ber</c>, <c>ber_bin</c>, <c>per</c> and + The compile options <c>ber</c>, <c>per</c> and <c>driver</c> are kept for backwards compatibility and should not be used in new code. The nif implementation which replaces the linked-in driver has been shown to be about 5-15% faster. diff --git a/lib/asn1/doc/src/asn1ct.xml b/lib/asn1/doc/src/asn1ct.xml index d7c2572dc8..13e6977419 100644 --- a/lib/asn1/doc/src/asn1ct.xml +++ b/lib/asn1/doc/src/asn1ct.xml @@ -225,8 +225,8 @@ Binary = binary() <item> <p>Option valid together with <c>ber_bin</c> and <c>optimize</c> options. It enables the use of several nifs that gives faster - decode. Nifs are only enabled by the explicit use of the option - <c>nif</c></p> + encode and decode. Nifs are only enabled by the explicit use of + the option <c>nif</c></p> </item> <tag><c>asn1config</c></tag> <item> @@ -269,7 +269,11 @@ Binary = binary() <c>.set.asn</c> are exported, unless a <c>{export,[atom()]}</c> or <c>{export_all,true}</c> option are provided. The list of atoms are names of chosen asn1 - specs from the <c>.set.asn</c> file.</p> + specs from the <c>.set.asn</c> file. </p> + <p>When used together with <c>nif</c> for <c>ber_bin</c>, the + asn1 nifs will be used if the <c>asn1rt_nif</c> module is + available. If it is not available, a slower erlang fallback + will be used.</p> </item> <tag><c>inline</c></tag> <item> |