Changes in directory llvm/docs/CommandGuide:
opt.pod updated: 1.4 -> 1.5 --- Log message: For PR1152: http://llvm.org/PR1152 : Update documentation to reflect addition of gccas functionality into opt. --- Diffs of the changes: (+46 -1) opt.pod | 47 ++++++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 46 insertions(+), 1 deletion(-) Index: llvm/docs/CommandGuide/opt.pod diff -u llvm/docs/CommandGuide/opt.pod:1.4 llvm/docs/CommandGuide/opt.pod:1.5 --- llvm/docs/CommandGuide/opt.pod:1.4 Sun Aug 27 19:34:19 2006 +++ llvm/docs/CommandGuide/opt.pod Fri Feb 2 18:21:56 2007 @@ -45,12 +45,57 @@ =item B<-help> -Print a summary of command line options. +Print a summary of command line options. =item B<-o> I<filename> Specify the output filename. +=item B<-{passname}> + +B<opt> provides the ability to run any of LLVM's optimization or analysis passes +in any order. The B<-help> option lists all the passes available. The order in +which the options occur on the command line are the order in which they are +executed (within pass constraints). + +=item B<-std-compile-opts> + +This is short hand for a standard list of I<compile time optimization> passes. +This is typically used to optimize the output from the llvm-gcc front end. It +might be useful for other front end compilers as well. To discover the full set +of options available, use the following command: + +=over + +B<llvm-as < /dev/null | opt -std-compile-opts -disable-output -debug-pass=Arguments> + +=back + +=item B<-disable-inlining> + +This option is only meaningful when B<-std-compile-opts> is given. It simply +removes the inlining pass from the standard list. + +=item B<-disable-opt> + +This option is only meaningful when B<-std-compile-opts> is given. It disables +most, but not all, of the B<-std-compile-opts>. The ones that remain are +B<-verify>, B<-lower-setjmp>, and B<-funcresolve>. + +=item B<-strip-debug> + +This option causes opt to strip debug information from the module before +applying other optimizations. It is essentially the same as B<-strip> but it +ensures that stripping of debug information is done first. + +=item B<-verify-each> + +This option causes opt to add a verify pass after every pass otherwise specified +on the command line (including B<-verify>). This is useful for cases where it +is suspected that a pass is creating an invalid module but it is not clear which +pass is doing it. The combination of B<-std-compile-opts> and B<-verify-each> +can quickly track down this kind of problem. + =item B<-profile-info-file> I<filename> Specify the name of the file loaded by the -profile-loader option. _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
