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Diffstat (limited to 'lib/hipe/doc/src/notes.xml')
-rw-r--r-- | lib/hipe/doc/src/notes.xml | 66 |
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diff --git a/lib/hipe/doc/src/notes.xml b/lib/hipe/doc/src/notes.xml index 9a803cb9df..3fad2ac53a 100644 --- a/lib/hipe/doc/src/notes.xml +++ b/lib/hipe/doc/src/notes.xml @@ -31,6 +31,72 @@ </header> <p>This document describes the changes made to HiPE.</p> +<section><title>Hipe 3.19.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>The HiPE compiler would badly miscompile certain + try/catch expressions, so it will now refuse to compile + modules containing try or catch.</p> <p>As a consequence + of this, <c>dialyzer</c> will no longer compile key + modules to native code.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-15949</p> + </item> + </list> + </section> + +</section> + +<section><title>Hipe 3.19</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Add function <c>hipe:erllvm_is_supported</c> to check for + the presences of a suitable version of the LLVM tool + chain as well as supported hardware architecture. The old + <c>hipe:llvm_support_available</c> has been removed.</p> + <p> + Own Id: OTP-15385 Aux Id: PR-1986 </p> + </item> + <item> + <p> + Fix hipe LLVM for FreeBSD and other non-linux unix to use + /tmp/ instead of /dev/shm/.</p> + <p> + Own Id: OTP-15386 Aux Id: PR-1963 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>In OTP 22, HiPE (the native code compiler) is not + fully functional. The reasons for this are:</p> + <p>There are new BEAM instructions for binary matching + that the HiPE native code compiler does not support.</p> + <p>The new optimizations in the Erlang compiler create + new combination of instructions that HiPE currently does + not handle correctly.</p> + <p>If erlc is invoked with the <c>+native</c> option, and + if any of the new binary matching instructions are used, + the compiler will issue a warning and produce a BEAM file + without native code.</p> + <p> + Own Id: OTP-15596</p> + </item> + </list> + </section> + +</section> + <section><title>Hipe 3.18.3</title> <section><title>Fixed Bugs and Malfunctions</title> |