Arnold Schwaighofer c8ab8cde43 Improve tail call optimized call's argument lowering. Before this
commit all arguments where moved to the stack slot where they would
reside on a normal function call before the lowering to the tail call
stack slot. This was done to prevent arguments overwriting each other.
Now only arguments sourcing from a FORMAL_ARGUMENTS node or a
CopyFromReg node with virtual register (could also be a caller's
argument) are lowered indirectly.

 --This line, and those below, will be ignored--

M    X86/X86ISelLowering.cpp
M    X86/README.txt


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45867 91177308-0d34-0410-b5e6-96231b3b80d8
2008-01-11 16:49:42 +00:00
2008-01-03 19:53:03 +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 HTML documentation provided in docs/index.html for further
assistance with LLVM.

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LLVM backend for 6502
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