Skip to content

JIT: Invalidate LSRA's DFS tree if we aren't running new layout phase #112364

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Feb 11, 2025
Merged

JIT: Invalidate LSRA's DFS tree if we aren't running new layout phase #112364

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions src/coreclr/jit/compiler.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5249,6 +5249,13 @@ void Compiler::compCompile(void** methodCodePtr, uint32_t* methodCodeSize, JitFl

DoPhase(this, PHASE_OPTIMIZE_LAYOUT, lateLayoutPhase);
}
else
{
// If we didn't run 3-opt, we might still have a profile-aware DFS tree computed during LSRA available.
// This tree's presence can trigger asserts if pre/postorder numbers are recomputed,
// so invalidate the tree either way.
fgInvalidateDfsTree();
}

// Now that the flowgraph is finalized, run post-layout optimizations.
//
Expand Down
Loading