Author: sampo Date: Mon Feb 11 17:47:56 2008 New Revision: 46979 URL: http://llvm.org/viewvc/llvm-project?rev=46979&view=rev Log: Stuff noticed while grepping code
Modified: llvm/trunk/lib/Target/IA64/README Modified: llvm/trunk/lib/Target/IA64/README URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/IA64/README?rev=46979&r1=46978&r2=46979&view=diff ============================================================================== --- llvm/trunk/lib/Target/IA64/README (original) +++ llvm/trunk/lib/Target/IA64/README Mon Feb 11 17:47:56 2008 @@ -1,59 +1,11 @@ -*** README for the LLVM IA64 Backend "Version 0.01" - March 18, 2005 -*** Quote for this version: - - "Kaori and Hitomi are naughty!!" - - -Congratulations, you have found: - -**************************************************************** -* @@@ @@@ @@@ @@@ @@@@@@@@@@ * -* @@@ @@@ @@@ @@@ @@@@@@@@@@@ * -* @@! @@! @@! @@@ @@! @@! @@! * -* [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] @!@ [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] * -* @!! @!! @!@ [EMAIL PROTECTED] @!! !!@ @!@ * -* !!! !!! [EMAIL PROTECTED] !!! [EMAIL PROTECTED] ! [EMAIL PROTECTED] * -* !!: !!: :!: !!: !!: !!: * -* :!: :!: ::!!:! :!: :!: * -* :: :::: :: :::: :::: ::: :: * -* : :: : : : :: : : : : : * -* * -* * -* @@@@@@ @@@ @@@ @@@ @@@@@@ @@@@@@ @@@ * -* @@@@@@@@ @@@@ @@@ @@@ @@@@@@@@ @@@@@@@ @@@@ * -* @@! @@@ @@[EMAIL PROTECTED]@@@ @@! @@! @@@ !@@ @@[EMAIL PROTECTED] * -* [EMAIL PROTECTED] @!@ [EMAIL PROTECTED]@[EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] @!@ [EMAIL PROTECTED] [EMAIL PROTECTED]@! * -* @!@ [EMAIL PROTECTED] @!@ [EMAIL PROTECTED] !!@ @[EMAIL PROTECTED]@[EMAIL PROTECTED] !!@@[EMAIL PROTECTED] @!! @!! * -* [EMAIL PROTECTED] !!! [EMAIL PROTECTED] !!! !!! [EMAIL PROTECTED] @[EMAIL PROTECTED] !!! [EMAIL PROTECTED] * -* !!: !!! !!: !!! !!: !!: !!! !:! !:! :!!:!:!!: * -* :!: !:! :!: !:! :!: :!: !:! :!: !:! !:::!!::: * -* ::::: :: :: :: :: :: ::: :::: ::: ::: * -* : : : :: : : : : : :: : : ::: * -* * -**************************************************************** -* Bow down, bow down, before the power of IA64! Or be crushed, * -* be crushed, by its jolly registers of doom!! * -**************************************************************** - -DEVELOPMENT PLAN: - - _ you are 2005 maybe 2005 2006 2006 and - / here | | | beyond - v v v v | - v -CLEAN UP ADD INSTRUCTION ADD PLAY WITH -INSTRUCTION --> SCHEDULING AND --> JIT --> DYNAMIC --> FUTURE WORK -SELECTION BUNDLING SUPPORT REOPTIMIZATION - -DISCLAIMER AND PROMISE: - -As of the time of this release, you are probably better off using Intel C/C++ -or GCC. The performance of the code emitted right now is, in a word, -terrible. Check back in a few months - the story will be different then, -I guarantee it. - TODO: - + - Un-bitrot ISel + - Hook up If-Conversion a la ARM target + - Hook up all branch analysis functions + - Instruction scheduling + - Bundling + - Dynamic Optimization + - Testing and bugfixing - stop passing FP args in both FP *and* integer regs when not required - allocate low (nonstacked) registers more aggressively - clean up and thoroughly test the isel patterns. @@ -65,14 +17,11 @@ (we will avoid the mess that is: http://gcc.gnu.org/ml/gcc/2003-12/msg00832.html ) - instruction scheduling (hmmmm! ;) - - write truly inspirational documentation - - if-conversion (predicate database/knowledge? etc etc) - counted loop support - make integer + FP mul/div more clever (we have fixed pseudocode atm) - track and use comparison complements INFO: - - we are strictly LP64 here, no support for ILP32 on HP-UX. Linux users don't need to worry about this. - i have instruction scheduling/bundling pseudocode, that really works @@ -80,7 +29,6 @@ so, before you go write your own, send me an email! KNOWN DEFECTS AT THE CURRENT TIME: - - C++ vtables contain naked function pointers, not function descriptors, which is bad. see http://llvm.cs.uiuc.edu/bugs/show_bug.cgi?id=406 - varargs are broken @@ -90,17 +38,11 @@ these will probably be fixed soon. ACKNOWLEDGEMENTS: - - Chris Lattner (x100) - Other LLVM developers ("hey, that looks familiar") CONTACT: - - You can email me at [EMAIL PROTECTED] If you find a small bug, just email me. If you find a big bug, please file a bug report in bugzilla! http://llvm.cs.uiuc.edu is your one stop shop for all things LLVM. - - - - _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits