From: Chris Lattner <sabre@nondot.org>
Date: Mon, 30 Jan 2006 06:09:03 +0000 (+0000)
Subject: Clear the OpAction field before setting it.  This allows a target to set
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=cb0b5556630aec89231e3e656ed4f1357cf1bb61;p=oota-llvm.git

Clear the OpAction field before setting it.  This allows a target to set
an instruction operation action to Expand, then set it to Legal later.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25812 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index 0d64271199c..d10e63c66b7 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -368,6 +368,7 @@ protected:
                           LegalizeAction Action) {
     assert(VT < 32 && Op < sizeof(OpActions)/sizeof(OpActions[0]) &&
            "Table isn't big enough!");
+    OpActions[Op] &= ~(3ULL << VT*2);
     OpActions[Op] |= Action << VT*2;
   }