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LLVM backend for 6502
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Jim Grosbach 540b05d227 In Thumb1, the register scavenger is not always able to use an emergency 
spill slot. When frame references are via the frame pointer, they will be
negative, but Thumb1 load/store instructions only allow positive immediate
offsets. Instead, Thumb1 will spill to R12.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83336 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-05 22:30:23 +00:00
autoconf Fix configure bug that only shows up in a clean build. Don't try to invoke gcc 2009-09-29 06:18:00 +00:00
bindings Expose the rest of the attribute settings. 2009-09-28 04:42:47 +00:00
cmake Teach CMake to look for bidirectional_iterator, iterator, forward_iterator, uint64_t, and u_int64_t, from Yonggang Luo 2009-10-01 17:25:36 +00:00
docs callgraph changes came after the 2.6 branch. 2009-10-05 07:07:29 +00:00
examples Revert 82694 "Auto-upgrade malloc instructions to malloc calls." because it causes regressions in the nightly tests. 2009-09-25 18:11:52 +00:00
include In Thumb1, the register scavenger is not always able to use an emergency 2009-10-05 22:30:23 +00:00
lib In Thumb1, the register scavenger is not always able to use an emergency 2009-10-05 22:30:23 +00:00
projects
runtime OptimalEdgeProfiling: Creation of profiles. 2009-09-01 19:03:44 +00:00
test teach the optimizer how to constant fold uadd/usub intrinsics. 2009-10-05 05:26:04 +00:00
tools remove llvm-db: it is completely broken and if anyone wants to do a debugger, 2009-10-05 02:29:51 +00:00
unittests Try to fix unit test linking on linux ... 2009-10-02 19:52:33 +00:00
utils Add instruction flags: hasExtraSrcRegAllocReq and hasExtraDefRegAllocReq. When 2009-10-01 08:21:18 +00:00
website
win32
Xcode
build-for-llvm-top.sh
CMakeLists.txt remove llvm-db: it is completely broken and if anyone wants to do a debugger, 2009-10-05 02:29:51 +00:00
configure Regenerate. 2009-09-29 06:18:23 +00:00
CREDITS.TXT
LICENSE.TXT
llvm.spec.in
Makefile Speed up clang-only link, by really linking only clang, and not the unittests 2009-09-26 20:18:58 +00:00
Makefile.common
Makefile.config.in Enable -g with DEBUG_SYMBOLS and --enable-debug-symbols instead of 2009-09-27 17:47:29 +00:00
Makefile.rules Remove trailing whitespace from build output. 2009-10-04 17:54:36 +00:00
ModuleInfo.txt
README.txt First test commit 2009-10-05 22:29:11 +00:00

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 HTML documentation provided in docs/index.html for further
assistance with LLVM.