diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/ReleaseNotes.html | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html index 5102e46..690c7fd 100644 --- a/docs/ReleaseNotes.html +++ b/docs/ReleaseNotes.html @@ -88,10 +88,16 @@ the C front-end. <ol> <li>The LLVM <a href="LangRef.html#i_select"><tt>select</tt></a> instruction is -now fully implemented and supported by all targets, including -<a href="http://llvm.cs.uiuc.edu/PR322">interpreter support.</a></li> +now fully implemented and supported by all transformations, native code +generators, and the interpreter.</li> <li>Bugpoint can now narrow down code-generation bugs to a loop nest, where before it could only narrow them down to a function being miscompiled.</li> +<li>The Control Flow Graph in the native code generators is no longer +constrained to be the same as the CFG for the LLVM input code.</li> +<li>The LLVM induction variable analysis routines have been rewritten.</li> +<li>LLVM now has new loop unrolling and loop unswitching passes.</li> +<li>The induction variable substitution pass performs linear function test +replacement and exit value replacement optimizations.</li> </ol> @@ -132,13 +138,13 @@ In this release, the following build problems were fixed: <!--=========================================================================--> <div class="doc_subsubsection"> -<a name="codequality">In this release, the following Code Quality issues were -fixed:</a> +<a name="codequality">This release includes the following Code Quality +improvements:</a> </div> <ol> -<li><a href="http://llvm.cs.uiuc.edu/PR309">[vmcore] Code quality problem due to -long operand of getelementptr</a></li> +<li>Fixed: <a href="http://llvm.cs.uiuc.edu/PR309">[vmcore] Code quality problem +due to long operand of getelementptr</a></li> <li>The X86 backend now generates substantially better code for 64-bit integer and floating point operations.</li> @@ -163,6 +169,11 @@ memory.</li> <li>The link-time optimizer now runs the -prune-eh pass (to remove unused exception handlers.</li> +<li>The -simplifycfg pass can now eliminate simple correlated branches (such as +"<tt>if (A < B && A < B)</tt>", and can turn short-circuiting +operators into the strict versions when useful (such as "<tt>if (A < B || A +> C)</tt>" into "<tt>if (A < B | A > C)</tt>"</li> + </ol> |