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authorChris Lattner <sabre@nondot.org>2008-04-19 19:50:01 +0000
committerChris Lattner <sabre@nondot.org>2008-04-19 19:50:01 +0000
commitbcd203cf860269987f32b14737b200b84fc2b63e (patch)
tree36dca54e46b9307c667b0409635b2f110fa3320d /include
parent8608f2eff2dab5345243c40d0bca9138f2dce6f1 (diff)
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Allow argpromote to promote struct arguments with a specified number
of elements. Patch by Matthijs Kooijman! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49962 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r--include/llvm/Transforms/IPO.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/llvm/Transforms/IPO.h b/include/llvm/Transforms/IPO.h
index 09ad943..3c5353a 100644
--- a/include/llvm/Transforms/IPO.h
+++ b/include/llvm/Transforms/IPO.h
@@ -123,9 +123,10 @@ ModulePass *createDeadArgHackingPass();
//===----------------------------------------------------------------------===//
/// createArgumentPromotionPass - This pass promotes "by reference" arguments to
-/// be passed by value.
+/// be passed by value if the number of elements passed is smaller or
+/// equal to maxElements (maxElements == 0 means always promote).
///
-Pass *createArgumentPromotionPass();
+Pass *createArgumentPromotionPass(unsigned maxElements = 3);
Pass *createStructRetPromotionPass();
//===----------------------------------------------------------------------===//