From d22d9a65f7ca39839cffbe0782df956345c4d80b Mon Sep 17 00:00:00 2001 From: Gabor Greif Date: Tue, 14 Oct 2008 11:31:14 +0000 Subject: [PATCH] minor corrections, improved formatting llvm-svn: 57486 --- docs/ReleaseNotes.html | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html index 6b273665042..4e20ec4cd1b 100644 --- a/docs/ReleaseNotes.html +++ b/docs/ReleaseNotes.html @@ -272,7 +272,7 @@ for any of these IR features though.
  • A new DebugInfoBuilder class is available, which makes it much easier for front-ends to create debug info descriptors, similar to the way that -IRBuilder makes it easier to create LLVM IR.
    • +IRBuilder makes it easier to create LLVM IR.
  • The IRBuilder class is now parametrized by a class responsible for constant folding. The default ConstantFolder class does target independent @@ -312,11 +312,11 @@ where doing so won't grow code size.
  • LLVM 2.4 includes a new loop deletion pass (which removes output-free provably-finite loops) and a rewritten Aggressive Dead Code Elimination (ADCE) pass that no longer uses control dependence information. These changes speed up -the optimizer and also prevents it from deleting output-free infinite +the optimizer and also prevent it from deleting output-free infinite loops.
  • The new AddReadAttrs pass works out which functions are read-only or -read-none (these correspond to 'pure' and 'const' in C) and marks them +read-none (these correspond to 'pure' and 'const' in GCC) and marks them with the appropriate attribute.
  • LLVM 2.4 now includes a new SparsePropagation framework, which makes it @@ -350,7 +350,7 @@ provided are now achieved by other passes.
    • -

    We put a significant amount of work into the code generator infrastructure, +

    We have put a significant amount of work into the code generator infrastructure, which allows us to implement more aggressive algorithms and make it run faster:

    @@ -365,14 +365,14 @@ faster:

  • In addition to the new 'fast' instruction selection path, many existing pieces of the code generator have been optimized in significant ways. SelectionDAG's are now pool allocated and use better algorithms in many - places, the ".s" file printers now use raw_ostream to emit text much faster, + places, the ".s" file printers now use raw_ostream to emit text much faster, etc. The end result of these improvements is that the compiler also takes substantially less time to generate code that is just as good (and often better) than before.
    • -
  • Each target has been split to separate the .s file printing logic from the +
  • Each target has been split to separate the ".s" file printing logic from the rest of the target. This enables JIT compilers that don't link in the - (somewhat large) code and data tables used for printing a .s file.
    • + (somewhat large) code and data tables used for printing a ".s" file.
  • The code generator now includes a "stack slot coloring" pass, which packs together individual spilled values into common stack slots. This reduces @@ -477,17 +477,17 @@ API changes are:

  • The DbgStopPointInst methods getDirectory and getFileName now return Value* instead of strings. These can be converted to strings using llvm::GetConstantStringInfo defined via -"llvm/Analysis/ValueTracking.h".
    • +"llvm/Analysis/ValueTracking.h".
  • The APIs to create various instructions have changed from lower case "create" methods to upper case "Create" methods (e.g. BinaryOperator::create). LLVM 2.4 includes both cases, but the lower case ones are removed in mainline, please migrate.
    • -
  • Various header files like "llvm/ADT/iterator" were given a .h suffix. - Change your code to #include "llvm/ADT/iterator.h" instead.
    • +
  • Various header files like "llvm/ADT/iterator" were given a ".h" suffix. + Change your code to #include "llvm/ADT/iterator.h" instead.
    • -
  • In the code generator, many MachineOperand predicates were renamed to be +
  • In the code generator, many MachineOperand predicates were renamed to be shorter (e.g. isFrameIndex() -> isFI()), SDOperand was renamed to SDValue (and the "Val" member was changed to be the getNode() accessor), and the @@ -560,7 +560,7 @@ components, please contact us on the LLVMdev list.

      -
    • The MSIL, IA64, Alpha, SPU, and MIPS backends are experimental.
      • +
    • The MSIL, IA64, Alpha, SPU, MIPS, and PIC16 backends are experimental.
    • The llc "-filetype=asm" (the default) is the only supported value for this option.