From: Joel Rosdahl Date: Tue, 27 Apr 2010 15:25:41 +0000 (+0200) Subject: Improve NEWS X-Git-Tag: v3.0pre1~53 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45c981c012a596e3fdfe14ee40686d5ff77f4854;p=thirdparty%2Fccache.git Improve NEWS --- diff --git a/NEWS.txt b/NEWS.txt index 82f1bc2b7..62d2fa108 100644 --- a/NEWS.txt +++ b/NEWS.txt @@ -40,11 +40,12 @@ New features and improvements ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - ccache now has a ``direct mode'' where it computes a hash of the source - code and compiler arguments without running the preprocessor. By not - running the preprocessor, CPU usage is reduced; the runtime is about - 0.2-1.0 times that of ccache running in traditional mode. The relative - speedup will be higher when I/O is fast (e.g., when files are in the disk - cache). The direct mode can be disabled by setting +CCACHE_NODIRECT+. + code (including all included files) and compiler arguments without + running the preprocessor. By not running the preprocessor, CPU usage is + reduced; the speed is about 1-5 times that of ccache running in + traditional mode. The relative speedup will be higher when I/O is fast + (e.g., when files are in the disk cache). The direct mode can be disabled + by setting +CCACHE_NODIRECT+. - Support has been added for rewriting absolute paths to relative paths when hashing, in order to increase cache hit rate when building the same