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| -rw-r--r-- | Changelog | 25 |
1 files changed, 25 insertions, 0 deletions
@@ -1,5 +1,30 @@ +Release 1.4, +======================== + +- Modularized the processor dependencies in the back-end. + +- Three target architectures are now supported: + PowerPC / MacOS X (most mature) + PowerPC / EABI & Linux (getting stable) + ARM / Linux EABI (still experimental) + +- Added alignment constraints to the memory model. + +- Clight: added support for conditional expressions (a ? b : c); + removed support for array accesses a[i], now a derived form. + - New optimization over RTL: turning calls into tail calls when possible. +- Instruction selection pass: elimination of redundant casts following + a memory load of a "small" memory quantity. + +- Linearization pass: improved the linearization heuristic. + +- Reloading pass: more economical use of temporaries. + +- Back-end: removed "alloc heap" instruction; removed pointer validity + checks in pointer comparisons. + Release 1.3, 2008-08-11 ======================= |