Chris Lattner 9d3a483a38 Don't copy regs that are only used in the entry block into a vreg. This ... changes the code generated for: short %test(short %A) { %B = xor short %A, -32768 ret short %B } to: _test: xori r2, r3, 32768 xoris r2, r2, 65535 extsh r3, r2 blr instead of: _test: rlwinm r2, r3, 0, 16, 31 xori r2, r3, 32768 xoris r2, r2, 65535 extsh r3, r2 blr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23109 91177308-0d34-0410-b5e6-96231b3b80d8		2005-08-26 22:49:59 +00:00
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Analysis	floor/ceil don't read/write memory. This allows gcse to eliminate 6 calls	2005-08-24 16:58:56 +00:00
Archive	Final Changes For PR495:	2005-07-08 03:08:58 +00:00
AsmParser	Fix grammar	2005-06-24 18:00:40 +00:00
Bytecode	Culling out use of unions for converting FP to bits and vice versa.	2005-08-17 19:34:49 +00:00
CodeGen	Don't copy regs that are only used in the entry block into a vreg. This	2005-08-26 22:49:59 +00:00
Debugger	For PR495:	2005-07-07 23:21:43 +00:00
ExecutionEngine	one cannot allocate a global, until one is done initializing the global pointers	2005-08-01 17:35:40 +00:00
Linker	For PR495:	2005-07-07 23:21:43 +00:00
Support	Allow tools with "consume after" options (like lli) to take more positional	2005-08-08 21:57:27 +00:00
System	For PR616:	2005-08-24 10:07:20 +00:00
Target	allow code using mtcrf to assemble	2005-08-26 22:05:54 +00:00
Transforms	Fix Regression/Transforms/Reassociate/2005-08-24-Crash.ll	2005-08-24 17:55:32 +00:00
VMCore	add printer support for flag operands	2005-08-25 17:59:23 +00:00
Makefile	Add the Linker library	2004-11-14 21:54:41 +00:00