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Diffstat (limited to 'contrib/perl5/ext/B/Todo')
| -rw-r--r-- | contrib/perl5/ext/B/Todo | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/contrib/perl5/ext/B/Todo b/contrib/perl5/ext/B/Todo new file mode 100644 index 000000000000..495be2ef3d1c --- /dev/null +++ b/contrib/perl5/ext/B/Todo @@ -0,0 +1,37 @@ +* Fixes + +CC backend: goto, sort with non-default comparison. last for non-loop blocks. +Version checking +improve XSUB handling (both static and dynamic) +sv_magic can do SvREFCNT_inc(obj) which messes up precalculated refcounts +allocation of XPV[INAHC]V structures needs fixing: Perl tries to free +them whereas the compiler expects them to be linked to a xpv[inahc]v_root +list the same as X[IPR]V structures. +ref counts +perl_parse replacement +fix cstring for long strings +compile-time initialisation of AvARRAYs +signed/unsigned problems with NV (and IV?) initialisation and elsewhere? +CvOUTSIDE for ordinary subs +DATA filehandle for standalone Bytecode program (easy) +DATA filehandle for multiple bytecode-compiled modules (harder) +DATA filehandle for C-compiled program (yet harder) + +* Features + +type checking +compile time v. runtime initialisation +save PMOPs in compiled form +selection of what to dump +options for cutting out line info etc. +comment output +shared constants +module dependencies + +* Optimisations +collapse LISTOPs to UNOPs or BASEOPs +compile-time qw(), constant subs +global analysis of variables, type hints etc. +demand-loaded bytecode (leader of each basic block replaced by an op +which loads in bytecode for its block) +fast sub calls for CC backend |