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Diffstat (limited to 'lib/hipe/doc/src/notes.xml')
| -rw-r--r-- | lib/hipe/doc/src/notes.xml | 212 |
1 files changed, 206 insertions, 6 deletions
diff --git a/lib/hipe/doc/src/notes.xml b/lib/hipe/doc/src/notes.xml index e2a1524be6..9167d0aaec 100644 --- a/lib/hipe/doc/src/notes.xml +++ b/lib/hipe/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2006</year><year>2016</year> + <year>2006</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -31,6 +31,206 @@ </header> <p>This document describes the changes made to HiPE.</p> +<section><title>Hipe 3.16</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix hipe compiler flags <c>o0</c> and <c>o1</c> that have + previously been ignored by mistake.</p> + <p> + Own Id: OTP-13862 Aux Id: PR-1154 </p> + </item> + <item> + <p> + Fix LLVM backend to not convert all remote calls to own + module, like <c>?MODULE:foo()</c>, into local calls.</p> + <p> + Own Id: OTP-13983</p> + </item> + <item> + <p> + Hipe optional LLVM backend does require LLVM version 3.9 + or later as older versions forced strong dependencies on + erts internals structures.</p> + <p> + Own Id: OTP-14238</p> + </item> + <item> + <p> + Fix a bug that has been seen causing failed loading of + hipe compiled modules on NetBSD due to unaligned data + pointers.</p> + <p> + Own Id: OTP-14302 Aux Id: ERL-376, PR-1386 </p> + </item> + <item> + <p> + Fix miscompilation bug in hipe that could cause wrong + function clause to be called from non-tail calls, where + the return value is unused, if the right function clause + is only reachable from those non-tail calls.</p> + <p> + Own Id: OTP-14306 Aux Id: ERL-278, PR-1392 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Improve hipe compilation time for large functions.</p> + <p> + Own Id: OTP-13810 Aux Id: PR-1124 </p> + </item> + <item> + <p>Replaced usage of deprecated symbolic <seealso + marker="erts:erlang#type-time_unit"><c>time + unit</c></seealso> representations.</p> + <p> + Own Id: OTP-13831 Aux Id: OTP-13735 </p> + </item> + <item> + <p> + Speed up hipe compile time register allocation for larger + function.</p> + <p> + Own Id: OTP-13879</p> + </item> + <item> + <p> + Various code generation improvements.</p> + <p> + Own Id: OTP-14261 Aux Id: PR-1360 </p> + </item> + <item> + <p> + Improve hipe compiler to generate code with better CPU + register utilization at runtime by the use of 'Live Range + Splitting' techniques.</p> + <p> + Own Id: OTP-14293 Aux Id: PR-1380 </p> + </item> + <item> + <p> + Allow HiPE to run on VM built with + <c>--enable-m32-build</c>.</p> + <p> + Own Id: OTP-14330 Aux Id: PR-1397 </p> + </item> + </list> + </section> + +</section> + +<section><title>Hipe 3.15.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> Fix a bug concerning parameterized opaque types. </p> + <p> + Own Id: OTP-14130</p> + </item> + <item> + <p> + Fixed xml issues in old release notes</p> + <p> + Own Id: OTP-14269</p> + </item> + </list> + </section> + +</section> + +<section><title>Hipe 3.15.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix flow control bug in hipe compiler that may cause + compile time crash.</p> + <p> + Own Id: OTP-13965 Aux Id: PR-1253 </p> + </item> + <item> + <p> + Fix bug in native compilation of bitstring pattern + matching causing erroneous runtime matching result. The + bug only affects code containing constant-valued segments + whose size is expressed in bits; it is triggered when the + pattern matching against these segments fails (i.e., when + the next clause needs to be tried).</p> + <p> + Own Id: OTP-14005</p> + </item> + <item> + <p> + Workaround in HiPE LLVM backend for a bug in LLVM 3.9. + The bug could cause LLVM-compiled modules to be rejected + during loading with a badarg exception in + hipe_bifs:enter_sdecs/1, but also cause corruption or + segmentation faults i runtime.</p> + <p> + Own Id: OTP-14027 Aux Id: ERL-292, PR-1237 </p> + </item> + <item> + <p> + Fix a bug in HiPE LLVM backend involving incorrect type + tests of atoms sometimes causing incorrect behaviour or + even segfaults.</p> + <p> + Own Id: OTP-14028 Aux Id: PR-1237 </p> + </item> + </list> + </section> + +</section> + +<section><title>Hipe 3.15.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed various hipe compiler backend bugs affecting mostly + ARM and SPARC.</p> + <p> + Own Id: OTP-13846 Aux Id: PR-1146 </p> + </item> + <item> + <p> + Fixed some Dialyzer warnings and code cleanup for the + Sparc compiler backend.</p> + <p> + Own Id: OTP-13861 Aux Id: PR-1148 </p> + </item> + <item> + <p> Fix erl_bif_types opaque bug. </p> + <p> + Own Id: OTP-13878 Aux Id: PR-1161, ERL-249 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Fix erl_types opaque match order</p> + <p> + Own Id: OTP-13876</p> + </item> + </list> + </section> + +</section> + <section><title>Hipe 3.15.1</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -45,12 +245,12 @@ </item> <item> <p> - Various fixes and improvements to the HiPE LLVM backend. + Various fixes and improvements to the HiPE LLVM backend.</p> <list> <item>Add support for LLVM 3.7 and 3.8 in the HiPE/LLVM x86_64 backend</item> <item>Reinstate support for the LLVM backend on x86 (works OK for LLVM 3.5 to 3.7 -- LLVM 3.8 has a bug that prevents it from generating - correct native code on x86)</item> </list></p> + correct native code on x86)</item> </list> <p> Own Id: OTP-13626</p> </item> @@ -106,7 +306,7 @@ <item> <p> Fix various binary construction inconsistencies for hipe - compiled code. <list> <item>Passing bad field sizes to + compiled code.</p> <list> <item>Passing bad field sizes to binary constructions would throw <c>badarith</c> rather than <c>badarg</c>. Worse, in guards, when the unit size of the field was 1, the exception would leak rather than @@ -126,7 +326,7 @@ missing check for unit size match when inserting a binary. For example, a faulty expression like <c><<<<1:7>>/binary>></c> would - succeed.</item> </list></p> + succeed.</item> </list> <p> Own Id: OTP-13272</p> </item> @@ -1212,7 +1412,7 @@ <list> <item> <p> - Miscellanous updates.</p> + Miscellaneous updates.</p> <p> Own Id: OTP-8038</p> </item> |