Changes in directory llvm/lib/Transforms/IPO:
Internalize.cpp updated: 1.29 -> 1.30
---
Log message:
If not internalizing, don't mark llvm.global[cd]tors const, as a fix for a
hypothetical future boog.
---
Diffs of the changes: (+5 -2)
Internalize.cpp | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
Index: llvm/lib/Transforms/IPO/Internalize.cpp
diff -u llvm/lib/Transforms/IPO/Internalize.cpp:1.29
llvm/lib/Transforms/IPO/Internalize.cpp:1.30
--- llvm/lib/Transforms/IPO/Internalize.cpp:1.29 Wed Jan 18 18:40:39 2006
+++ llvm/lib/Transforms/IPO/Internalize.cpp Wed Jan 18 18:46:54 2006
@@ -126,12 +126,15 @@
//
if (I->hasAppendingLinkage() && (I->getName() == "llvm.global_ctors" ||
I->getName() == "llvm.global_dtors")) {
- I->setConstant(true);
-
// If the global ctors/dtors list has no uses, do not internalize it,
as
// there is no __main in this program, so the asmprinter should handle
// it.
if (I->use_empty()) continue;
+
+ // Otherwise, also mark the list constant, as we know that it will not
+ // be mutated any longer, and the makes simple IPO xforms automatically
+ // better.
+ I->setConstant(true);
}
I->setLinkage(GlobalValue::InternalLinkage);
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
