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LLVM backend for 6502
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6ac614a4f2
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Chris Lattner 6ac614a4f2 Remove special handling of ZERO_EXTEND_INREG. This pessimizes code, causing 
things like this:

       mov r9 = 65535;;
       and r8 = r8, r9;;

To be emitted instead of:

        zxt2 r8 = r8;;

To get this back, the selector for ISD::AND should recognize this case.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21269 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-13 02:41:52 +00:00
autoconf Recognize an IA64 when we see one 2005-03-17 20:56:22 +00:00
docs * Put command-line switches and function names in <tt> 2005-03-30 19:14:24 +00:00
examples add missing copyright header 2005-03-15 15:46:23 +00:00
include/llvm Add a new helper method which returns the and that is equivalent to what 2005-04-13 02:37:19 +00:00
lib Remove special handling of ZERO_EXTEND_INREG. This pessimizes code, causing 2005-04-13 02:41:52 +00:00
projects Rename createPromoteMemoryToRegister() to 2005-03-28 02:01:12 +00:00
runtime Fix grammar 2005-03-23 21:14:33 +00:00
test fix this testcase so the regex doesn't match the function name 2005-04-10 20:45:35 +00:00
tools Ensure that the arguments passed to sys::Program::ExecuteAndWait include 2005-04-11 05:48:04 +00:00
utils spiff up the nightly tester output one more notch 2005-03-17 16:07:45 +00:00
win32 Do #include HashExtras.h with VC++ 2005-03-16 05:49:58 +00:00
.cvsignore Ignore the autom4te.cache directoy. 2004-12-24 15:11:23 +00:00
configure Recognize an IA64 when we see one 2005-03-17 20:56:22 +00:00
CREDITS.TXT Updating my entry. 2005-03-22 21:33:19 +00:00
LICENSE.TXT Another year, another copyright update. 2005-01-08 19:10:44 +00:00
llvm.spec Updated for 1.3. 2004-08-16 15:17:40 +00:00
llvm.spec.in Updated for 1.3. 2004-08-16 15:17:40 +00:00
Makefile Remove the check target. Its now in Makefile.rules 2004-12-06 05:35:00 +00:00
Makefile.common Update comments to reflect new variable names. Patch contributed by 2005-02-14 16:02:19 +00:00
Makefile.config.in For PR528: 2005-02-24 03:56:32 +00:00
Makefile.rules * Remove extraneous spaces 2005-03-11 04:15:18 +00:00
README.txt Make the text of this file a little more useful. 2004-09-02 22:49:27 +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.