--- gforth/NEWS 2003/08/25 14:57:22 1.19 +++ gforth/NEWS 2006/05/20 07:07:28 1.20 @@ -1,3 +1,66 @@ + + +User-visible changes between 0.6.2 and 0.6.9 (up to 2006-05-07): + +Installation: + support for DESTDIR, POST_INSTALL, INSTALL_SCRIPT + report performance and functionality problems at end of "make" +Bug fixes + Among others: now works with address-space randomization. + The single-step debugger works again in some engines. +Ports: + AMD64, ARM, IA-64 (Itanium): better performance + Gforth EC: R8C port +Forth 200x: + extension queries (produce true for all implemented extensions) + REQUIRED etc. (not new) + [DEFINED] and [UNDEFINED] + PARSE-NAME (new name) + deferred words (new: DEFER@ DEFER! ACTION-OF) +Unicode support (incomplete): + added xchars words for dealing with variable-width multi-byte characters + provide 8bit (ISO Latin 1) and UTF-8 support for xchars +Number prefixes: + 0x is a hex prefix: 0xff and 0XfF now produces (decimal) 255 + # is a decimal prefix: #10 now produces (decimal) 10 + ' now only handles a single (x)char: 'ab is no longer accepted, + 'a' now produces (decimal) 97 +The disassembler (DISCODE, SEE ) can now use gdb to disassemble code +Uninitialized defered words now give a warning when executed +New words: + 16-bit and 32-bit memory acces: UW@ UL@ SW@ SK@ W! L! W@ L@ /W /L + FTRUNC FMOD (undocumented) + NEXT-ARG SHIFT-ARGS (OS command-line argument processing) +Newly documented words: + S>NUMBER? S>UNUMBER? + EKEY keypress names: K-LEFT K-RIGHT K-UP K-DOWN K-HOME K-END K-PRIOR + K-NEXT K-INSERT K-DELETE K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12 + S-K1 S-K2 S-K3 S-K4 S-K5 S-K6 S-K7 S-K8 S-K9 S-K10 S-K11 S-K12 + CLEARSTACKS +Environment variable GFORTHSYSTEMPREFIX (used by word SYSTEM and friends) +C interface: + exported symbols now start with "gforth_" (for referencing them from C code) + support for use of libffi (supplied with gcc) and + a C-compiler-based approach (requires C compiler at run-time) (incomplete). +Libraries: + depth-changes.fs: report stack depth changes during interpretation + fsl-util.4th: FSL support files (undocumented) + regexp.fs for regular expressions (undocumented) + complex.fs for complex numbers (undocumented) + fft.fs for Fast Fourier Transform (undocumented) + wf.fs, a Wiki implementation (undocumented) + httpd.fs, a web server (undocumented) + status.fs, show interpreter status in separate xterm (undocumented) + profile.fs for profiling (undocumented, incomplete) + compat library: + compat/execute-parsing.fs +Speed improvements: + static stack caching (good speedup on PPC) + fast mixed-precision division words on i386 and AMD64 + support for int128 types on AMD64 + workarounds for gcc performance bugs (in particular, PR 15242) + + User-visible changes between 0.6.1 and 0.6.2: Bug fixes (in particular, gforth-0.6.2 compiles with gcc-3.3)