LLVM backend for 6502
Go to file
Erik Verbruggen 0edc5e8391 Reassociate x + -0.1234 * y into x - 0.1234 * y
This does not require -ffast-math, and it gives CSE/GVN more options to
eliminate duplicate expressions in, e.g.:

  return ((x + 0.1234 * y) * (x - 0.1234 * y));

Differential Revision: http://reviews.llvm.org/D4904



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216169 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-21 10:45:30 +00:00
autoconf
bindings
cmake
docs
examples
include [x86] Added _addcarry_ and _subborrow_ intrinsics 2014-08-21 09:43:43 +00:00
lib Reassociate x + -0.1234 * y into x - 0.1234 * y 2014-08-21 10:45:30 +00:00
projects
test Reassociate x + -0.1234 * y into x - 0.1234 * y 2014-08-21 10:45:30 +00:00
tools
unittests
utils
.arcconfig
.clang-format
.gitignore
CMakeLists.txt
CODE_OWNERS.TXT
configure
CREDITS.TXT
LICENSE.TXT
llvm.spec.in
LLVMBuild.txt
Makefile
Makefile.common
Makefile.config.in
Makefile.rules
README.txt

Low Level Virtual Machine (LLVM)
================================

This directory and its subdirectories contain source code for the Low Level
Virtual Machine, a toolkit for the construction of highly optimized compilers,
optimizers, and runtime environments.

LLVM is open source software. You may freely distribute it under the terms of
the license agreement found in LICENSE.txt.

Please see the documentation provided in docs/ for further
assistance with LLVM, and in particular docs/GettingStarted.rst for getting
started with LLVM and docs/README.txt for an overview of LLVM's
documentation setup.

If you're writing a package for LLVM, see docs/Packaging.rst for our
suggestions.