LLVM backend for 6502
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Hal Finkel 1c6c61a608 Use frame-index scavenging for PPC register spilling
Make requiresFrameIndexScavenging return true, and create virtual registers in
the spilling code instead of using the register scavenger directly. This makes
the target-level code simpler, and importantly, delays the scavenging until
after callee-saved register processing (which will be important for later
changes).

Also cleans up trackLivenessAfterRegAlloc (makes it inline in the header with
the other related functions). This makes it clear that it always returns true.

No functionality change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177107 91177308-0d34-0410-b5e6-96231b3b80d8
2013-03-14 20:21:47 +00:00
autoconf configure: remove workaround for gcc's -Wno-maybe-uninitialized 2013-02-13 21:19:39 +00:00
bindings [python] Add markup option to disassembler 2012-12-01 21:57:30 +00:00
cmake Simplify CMake rules in HandleLLVMOptions module. 2013-03-13 20:50:23 +00:00
docs ReleaseNotes: Add Hexagon Target section 2013-03-12 12:20:51 +00:00
examples Update links to "Itanium C++ ABI: Exception Handling" document 2013-01-13 15:53:09 +00:00
include [ASan] emit instrumentation for initialization order checking by default 2013-03-14 12:38:58 +00:00
lib Use frame-index scavenging for PPC register spilling 2013-03-14 20:21:47 +00:00
projects Print a warning message if compiler-rt can't be built because of old CMake version to make this requirement more visible to users 2013-03-05 14:43:07 +00:00
runtime Remove GCDAProfiling.c. This copy is old, the copy in compiler-rt is newer and 2013-03-07 02:03:08 +00:00
test Not all PPC functions with a frame pointer need a RS spill slot 2013-03-14 19:34:32 +00:00
tools Make LTO codegen use a PassManager, rather than a FunctionPassManager, for the 2013-03-13 21:18:46 +00:00
unittests [Support][Test] Missed this in the API change. 2013-03-14 00:33:37 +00:00
utils lit.TestFormats.GoogleTest: Honor LitConfig.noExecute, or --no-execute were ignored. 2013-03-13 06:16:33 +00:00
.arcconfig Add .arcconfig to the repository. Useful if someone wants to use phabricator's command line tool. 2012-12-01 12:07:58 +00:00
.gitignore Add extra vim swap file pattern 2012-10-09 23:48:34 +00:00
CMakeLists.txt Revert CMake version bump since we don't actually need 2.8.6 any more. 2013-02-18 11:53:37 +00:00
CODE_OWNERS.TXT Reflect reality. 2013-03-12 10:38:39 +00:00
configure configure: remove workaround for gcc's -Wno-maybe-uninitialized 2013-02-13 21:19:39 +00:00
CREDITS.TXT Reflect reality. 2013-03-12 10:38:39 +00:00
LICENSE.TXT Add LICENSE.TXT covering contributions made by ARM. 2013-01-07 10:04:49 +00:00
llvm.spec.in Tidy up. s/Low Level Virtual Machine/LLVM/. 2012-01-25 22:00:23 +00:00
LLVMBuild.txt
Makefile Improved svn repo searching for 'make update' 2013-01-28 03:19:57 +00:00
Makefile.common Makefile.common: Update a description, s/Source/SOURCES/ , according to MakefileGuide.html#control-variables . 2012-12-07 01:43:23 +00:00
Makefile.config.in Pass CPPFLAGS/CFLAGS/CXXFLAGS from the environment of configure to 2013-02-04 08:15:53 +00:00
Makefile.rules remove an ancient and quaint bit of commented out makefile goo from when 2013-03-08 01:26:10 +00:00
README.txt Revert "Test commit" 2013-02-22 19:19:41 +00:00

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.