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(parent: 5836082) | patch
Do not codegen 'xor bool, true' as 'not reg'. not reg inverts the upper bits
authorChris Lattner <sabre@nondot.org>
Mon, 17 Jan 2005 00:23:16 +0000 (00:23 +0000)
committerChris Lattner <sabre@nondot.org>
Mon, 17 Jan 2005 00:23:16 +0000 (00:23 +0000)
commitc98279d37107c3a611a3edab055658ce34f75d3c
tree3eac0d95b8d3f60f44996a2035967b074a31fa81tree | snapshot
parent583608228613fb11bb07180b8c6658f61959d6cacommit | diff
Do not codegen 'xor bool, true' as 'not reg'.  not reg inverts the upper bits
of the bytereg.  This fixes yacr2, 300.twolf and probably others.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19622 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelPattern.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors