From d2e985fd323c167e20f77b045a1d99ad166e65db Mon Sep 17 00:00:00 2001
From: rdivacky <rdivacky@FreeBSD.org>
Date: Wed, 18 Nov 2009 14:58:34 +0000
Subject: Update LLVM to r89205.
---
lib/Transforms/IPO/StripSymbols.cpp | 54 +++++++++++++------------------------
1 file changed, 18 insertions(+), 36 deletions(-)
(limited to 'lib/Transforms/IPO/StripSymbols.cpp')
diff --git a/lib/Transforms/IPO/StripSymbols.cpp b/lib/Transforms/IPO/StripSymbols.cpp
index 4f6369e..0b5e007 100644
--- a/lib/Transforms/IPO/StripSymbols.cpp
+++ b/lib/Transforms/IPO/StripSymbols.cpp
@@ -202,53 +202,35 @@ static bool StripSymbolNames(Module &M, bool PreserveDbgInfo) {
// llvm.dbg.region.end calls, and any globals they point to if now dead.
static bool StripDebugInfo(Module &M) {
+ bool Changed = false;
+
// Remove all of the calls to the debugger intrinsics, and remove them from
// the module.
- Function *FuncStart = M.getFunction("llvm.dbg.func.start");
- Function *StopPoint = M.getFunction("llvm.dbg.stoppoint");
- Function *RegionStart = M.getFunction("llvm.dbg.region.start");
- Function *RegionEnd = M.getFunction("llvm.dbg.region.end");
- Function *Declare = M.getFunction("llvm.dbg.declare");
-
- if (FuncStart) {
- while (!FuncStart->use_empty()) {
- CallInst *CI = cast<CallInst>(FuncStart->use_back());
- CI->eraseFromParent();
- }
- FuncStart->eraseFromParent();
- }
- if (StopPoint) {
- while (!StopPoint->use_empty()) {
- CallInst *CI = cast<CallInst>(StopPoint->use_back());
- CI->eraseFromParent();
- }
- StopPoint->eraseFromParent();
- }
- if (RegionStart) {
- while (!RegionStart->use_empty()) {
- CallInst *CI = cast<CallInst>(RegionStart->use_back());
- CI->eraseFromParent();
- }
- RegionStart->eraseFromParent();
- }
- if (RegionEnd) {
- while (!RegionEnd->use_empty()) {
- CallInst *CI = cast<CallInst>(RegionEnd->use_back());
- CI->eraseFromParent();
- }
- RegionEnd->eraseFromParent();
- }
- if (Declare) {
+ if (Function *Declare = M.getFunction("llvm.dbg.declare")) {
while (!Declare->use_empty()) {
CallInst *CI = cast<CallInst>(Declare->use_back());
CI->eraseFromParent();
}
Declare->eraseFromParent();
+ Changed = true;
}
NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.gv");
- if (NMD)
+ if (NMD) {
+ Changed = true;
NMD->eraseFromParent();
+ }
+ MetadataContext &TheMetadata = M.getContext().getMetadata();
+ unsigned MDDbgKind = TheMetadata.getMDKind("dbg");
+ if (!MDDbgKind)
+ return Changed;
+
+ for (Module::iterator MI = M.begin(), ME = M.end(); MI != ME; ++MI)
+ for (Function::iterator FI = MI->begin(), FE = MI->end(); FI != FE;
+ ++FI)
+ for (BasicBlock::iterator BI = FI->begin(), BE = FI->end(); BI != BE;
+ ++BI)
+ TheMetadata.removeMD(MDDbgKind, BI);
return true;
}
--
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