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| author | Christoph Mallon <christoph.mallon@gmx.de> | 2015-12-31 10:39:09 +0100 |
|---|---|---|
| committer | Christoph Mallon <christoph.mallon@gmx.de> | 2015-12-31 10:39:56 +0100 |
| commit | 2259fe4777fa51374c3f878a92b8467833e2b4f8 (patch) | |
| tree | 7392288a8b48e9409ff737ed6460643350fd65ec | |
| parent | d53c485ee47cddb29d299a4b856bcfca8039a904 (diff) | |
Update NEWS.libfirm-1.22.0
| -rw-r--r-- | NEWS.md | 31 |
1 files changed, 28 insertions, 3 deletions
@@ -1,17 +1,42 @@ -libFirm 1.22.0 (2015-12-23) +libFirm 1.22.0 (2015-12-31) --------------------------- * Improved PIC support, linux/elf is now supported -* Additional local optimization rules +* Many additional local optimization rules (instcombine) * Inline assembly support for sparc/amd64 * Improved constant bit analysis * Improved load/store optimization, featuring compound value optimizations * Improved reassociation pass -* Improved amd64 (aka x86_64) backend (but still experimental) +* Improved amd64 (aka x86_64) backend, it is now able to bootstrap libfirm * Improved arm backend (but still experimental) * Improved inliner (can inline compound types) * Compiletime performance improvements * Cleanups and API simplifications * Switch to C99 and corresponding code cleanup and simplification +* More details in dumped IR graphs +* Streamlined IR +* Improved IR graph verifiers +* Further unify backend infrastructure +* Support for arrays as parameter and return types +* Updated documentation +* Perform precise 80bit spilling for x87 floating point +* Improved permutation decomposition for copy coalescing +* Added bitwise 'don't care' analysis and use it for optimizing occult constants +* Support builtin 'saturating increment' (amd64, ia32, sparc) +* Improved generated code for division by constant +* Support builtin 'compare and swap' (amd64, ia32, sparc) +* Support alias entities +* Improved scalar conversion optimization +* Added store combine optimization +* Overhauled representation and handling of infinite loops +* Improved use of flag results generated as side effect of instructions (ia32) +* Improved calculation of execution frequency estimation for large graphs +* Improved instruction selection (amd64, arm, ia32, sparc) +* Improved x87 floating point code generation +* Support early clobbers in inline assembly +* Support x87 constraints in inline assembly (ia32) +* Support __attribute__((visibility("hidden"))) and __attribute__((visible("protected"))) +* Optionally use CMake as build system +* Support 'make install' with the usual variables (INSTALLPREFIX, ...) * Bugfixes libFirm 1.21.0 (2012-11-16) |