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(parent: 1421b7b) | patch
Fix a recent regression. ClrOpcode is not set for i8; for i8, if
authorDan Gohman <gohman@apple.com>
Wed, 21 Jan 2009 14:50:16 +0000 (14:50 +0000)
committerDan Gohman <gohman@apple.com>
Wed, 21 Jan 2009 14:50:16 +0000 (14:50 +0000)
commit1ef4d8f7ee60f724eff2175ed22f75a60eb8d50d
treef5deef088f589e4ace600983207a55229e16185dtree | snapshot
parent1421b7bc23f39e57052a51f4647512936f45b12fcommit | diff
Fix a recent regression. ClrOpcode is not set for i8; for i8, if
we want to clear %ah to zero before a division, just use a
zero-extending mov to %al. This fixes PR3366.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62691 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelDAGToDAG.cpp diff | blob | history
test/CodeGen/X86/pr3366.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors