Nate Begeman d7c4a4a6c0 Necessary changes to codegen cttz efficiently on PowerPC ... 1. Teach LegalizeDAG how to better legalize CTTZ if the target doesn't have CTPOP, but does have CTLZ 2. Teach PPC32 how to do sub x, const -> add x, -const for valid consts 3. Teach PPC32 how to do and (xor a, -1) b -> andc b, a 4. Teach PPC32 that ISD::CTLZ -> PPC::CNTLZW git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21880 91177308-0d34-0410-b5e6-96231b3b80d8		2005-05-11 23:43:56 +00:00
..
Analysis	By definition, 'tail' calls cannot access the stack frame of their caller.	2005-05-08 23:58:12 +00:00
Archive	Remove vim settings from source code; people should use llvm/utils/vim/vimrc	2005-05-05 22:33:09 +00:00
AsmParser	* Convert tabs to spaces, fix code alignment	2005-05-10 22:02:28 +00:00
Bytecode	Silence VC++ warnings about unsafe mixing of ints and bools with the | operator.	2005-05-07 02:44:04 +00:00
CodeGen	Necessary changes to codegen cttz efficiently on PowerPC	2005-05-11 23:43:56 +00:00
Debugger
ExecutionEngine	Make the stub functions be tail calls	2005-05-06 06:48:54 +00:00
Linker	Preserve CC's when linking modules	2005-05-09 01:09:39 +00:00
Support	Do not use "" as a sentinal for a missing argument! This fixes PR560.	2005-05-10 23:20:17 +00:00
System	Remove vim settings from source code; people should use llvm/utils/vim/vimrc	2005-05-05 22:33:09 +00:00
Target	Necessary changes to codegen cttz efficiently on PowerPC	2005-05-11 23:43:56 +00:00
Transforms	Fix Reassociate/shifttest.ll	2005-05-10 03:39:25 +00:00
VMCore	Verify that varargs functions all have ccc	2005-05-08 22:27:09 +00:00
Makefile