[PATCH] D102011: Use `-cfg-func-name` value as filter for `-view-cfg`, etc.
Joachim Meyer via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu May 6 11:19:04 PDT 2021
fodinabor created this revision.
fodinabor added reviewers: knaumov, bmahjour, MaskRay.
Herald added a subscriber: hiraditya.
fodinabor requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
Currently the value is only used when calling `F->viewCFG()` which is missing out on its potential and usefulness.
So I added the check to the printer passes as well.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D102011
Files:
llvm/lib/Analysis/CFGPrinter.cpp
Index: llvm/lib/Analysis/CFGPrinter.cpp
===================================================================
--- llvm/lib/Analysis/CFGPrinter.cpp
+++ llvm/lib/Analysis/CFGPrinter.cpp
@@ -96,6 +96,8 @@
}
bool runOnFunction(Function &F) override {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return false;
auto *BPI = &getAnalysis<BranchProbabilityInfoWrapperPass>().getBPI();
auto *BFI = &getAnalysis<BlockFrequencyInfoWrapperPass>().getBFI();
viewCFG(F, BFI, BPI, getMaxFreq(F, BFI));
@@ -118,6 +120,8 @@
true)
PreservedAnalyses CFGViewerPass::run(Function &F, FunctionAnalysisManager &AM) {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return PreservedAnalyses::all();
auto *BFI = &AM.getResult<BlockFrequencyAnalysis>(F);
auto *BPI = &AM.getResult<BranchProbabilityAnalysis>(F);
viewCFG(F, BFI, BPI, getMaxFreq(F, BFI));
@@ -132,6 +136,8 @@
}
bool runOnFunction(Function &F) override {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return false;
auto *BPI = &getAnalysis<BranchProbabilityInfoWrapperPass>().getBPI();
auto *BFI = &getAnalysis<BlockFrequencyInfoWrapperPass>().getBFI();
viewCFG(F, BFI, BPI, getMaxFreq(F, BFI), /*CFGOnly=*/true);
@@ -155,6 +161,8 @@
PreservedAnalyses CFGOnlyViewerPass::run(Function &F,
FunctionAnalysisManager &AM) {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return PreservedAnalyses::all();
auto *BFI = &AM.getResult<BlockFrequencyAnalysis>(F);
auto *BPI = &AM.getResult<BranchProbabilityAnalysis>(F);
viewCFG(F, BFI, BPI, getMaxFreq(F, BFI), /*CFGOnly=*/true);
@@ -169,6 +177,8 @@
}
bool runOnFunction(Function &F) override {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return false;
auto *BPI = &getAnalysis<BranchProbabilityInfoWrapperPass>().getBPI();
auto *BFI = &getAnalysis<BlockFrequencyInfoWrapperPass>().getBFI();
writeCFGToDotFile(F, BFI, BPI, getMaxFreq(F, BFI));
@@ -192,6 +202,8 @@
PreservedAnalyses CFGPrinterPass::run(Function &F,
FunctionAnalysisManager &AM) {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return PreservedAnalyses::all();
auto *BFI = &AM.getResult<BlockFrequencyAnalysis>(F);
auto *BPI = &AM.getResult<BranchProbabilityAnalysis>(F);
writeCFGToDotFile(F, BFI, BPI, getMaxFreq(F, BFI));
@@ -206,6 +218,8 @@
}
bool runOnFunction(Function &F) override {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return false;
auto *BPI = &getAnalysis<BranchProbabilityInfoWrapperPass>().getBPI();
auto *BFI = &getAnalysis<BlockFrequencyInfoWrapperPass>().getBFI();
writeCFGToDotFile(F, BFI, BPI, getMaxFreq(F, BFI), /*CFGOnly=*/true);
@@ -229,6 +243,8 @@
PreservedAnalyses CFGOnlyPrinterPass::run(Function &F,
FunctionAnalysisManager &AM) {
+ if (!CFGFuncName.empty() && !F.getName().contains(CFGFuncName))
+ return PreservedAnalyses::all();
auto *BFI = &AM.getResult<BlockFrequencyAnalysis>(F);
auto *BPI = &AM.getResult<BranchProbabilityAnalysis>(F);
writeCFGToDotFile(F, BFI, BPI, getMaxFreq(F, BFI), /*CFGOnly=*/true);
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