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Create enums for the different attributes.

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We use the enums to query whether an Attributes object has that attribute. The
opaque layer is responsible for knowing where that specific attribute is stored.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165488 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2012-10-09 07:45:08 +00:00
parent 50cf36351c
commit 6765834754
48 changed files with 319 additions and 306 deletions
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6
lib/CodeGen/Analysis.cpp
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@@ -318,7 +318,8 @@ bool llvm::isInTailCallPosition(ImmutableCallSite CS, Attributes CalleeRetAttr,
return false;
// It's not safe to eliminate the sign / zero extension of the return value.
if (CallerRetAttr.hasZExtAttr() || CallerRetAttr.hasSExtAttr())
if (CallerRetAttr.hasAttribute(Attributes::ZExt) ||
CallerRetAttr.hasAttribute(Attributes::SExt))
return false;
// Otherwise, make sure the unmodified return value of I is the return value.
@@ -358,7 +359,8 @@ bool llvm::isInTailCallPosition(SelectionDAG &DAG, SDNode *Node,
return false;
// It's not safe to eliminate the sign / zero extension of the return value.
if (CallerRetAttr.hasZExtAttr() || CallerRetAttr.hasSExtAttr())
if (CallerRetAttr.hasAttribute(Attributes::ZExt) ||
CallerRetAttr.hasAttribute(Attributes::SExt))
return false;
// Check if the only use is a function return node.