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Chris Lattner
6ea9279304
Codegen x < 0 | y < 0 as (x|y) < 0. This allows us to compile this to:
_foo: or r2, r4, r3 srwi r3, r2, 31 blr instead of: _foo: srwi r2, r4, 31 srwi r3, r3, 31 or r3, r2, r3 blr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21544 91177308-0d34-0410-b5e6-96231b3b80d8
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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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