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authorPeter Collingbourne <peter@pcc.me.uk>2016-05-31 23:01:54 +0000
committerPeter Collingbourne <peter@pcc.me.uk>2016-05-31 23:01:54 +0000
commitcceae7feda8e33194d1a6c5963bd4114bb8d2b36 (patch)
treed7f155b4ea8004651b1aadf412465b0d3950f9e6 /llvm/lib/IR/Function.cpp
parent81fbadb63f4d28f62950e2e2c4967f1429b3ca55 (diff)
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Add support for metadata attachments for global variables.
This patch adds an IR, assembly and bitcode representation for metadata attachments for globals. Future patches will port existing features to use these new attachments. Differential Revision: http://reviews.llvm.org/D20074 llvm-svn: 271348
Diffstat (limited to 'llvm/lib/IR/Function.cpp')
-rw-r--r--llvm/lib/IR/Function.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/IR/Function.cpp b/llvm/lib/IR/Function.cpp
index c874196..8159225 100644
--- a/llvm/lib/IR/Function.cpp
+++ b/llvm/lib/IR/Function.cpp
@@ -218,11 +218,13 @@ bool Argument::hasAttribute(Attribute::AttrKind Kind) const {
//===----------------------------------------------------------------------===//
bool Function::isMaterializable() const {
- return getGlobalObjectSubClassData() & IsMaterializableBit;
+ return getGlobalObjectSubClassData() & (1 << IsMaterializableBit);
}
void Function::setIsMaterializable(bool V) {
- setGlobalObjectBit(IsMaterializableBit, V);
+ unsigned Mask = 1 << IsMaterializableBit;
+ setGlobalObjectSubClassData((~Mask & getGlobalObjectSubClassData()) |
+ (V ? Mask : 0u));
}
LLVMContext &Function::getContext() const {