Chris Lattner 5ae7911b24 Turn (X^C1) == C2 into X == C1^C2 iff X&~C1 = 0 (and move a function) ...

This happens all the time on PPC for bool values, e.g. eliminating a xori
in inverted-bool-compares.ll.

This should be added to the dag combiner as well.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23403 91177308-0d34-0410-b5e6-96231b3b80d8

2005-09-23 00:55:52 +00:00

..

Analysis

Add a new getLoopLatch() method.

2005-09-12 17:03:55 +00:00

Archive

Final Changes For PR495:

2005-07-08 03:08:58 +00:00

AsmParser

Implement PR614:

2005-08-27 18:50:39 +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

Turn (X^C1) == C2 into X == C1^C2 iff X&~C1 = 0 (and move a function)

2005-09-23 00:55:52 +00:00

Debugger

For PR495:

2005-07-07 23:21:43 +00:00

ExecutionEngine

Add help support for -mcpu and -mattr.

2005-09-02 19:27:43 +00:00

Linker

For PR495:

2005-07-07 23:21:43 +00:00

Support

Allow bugpoint+PPC codegen to use fsqrt

2005-08-29 13:14:24 +00:00

System

For PR616:

2005-08-24 10:07:20 +00:00

Target

Implement the isLoadFromStackSlot interface

2005-09-19 05:23:44 +00:00

Transforms

Start threading across blocks with code in them, so long as the code does

2005-09-20 01:48:40 +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