6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-02-02 09:33:59 +00:00
Code Issues Projects Releases Wiki Activity

Make fast-isel miss counting in -stats and -fast-isel-verbose take terminators into account; since there are many fewer isel misses with recent changes, misses caused by terminators are more significant.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131502 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2011-05-17 23:02:10 +00:00
parent 1b32896bd2
commit 9c4dae6b0b
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
View File

@ -972,9 +972,14 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) {
continue; continue;
} }
// Otherwise, give up on FastISel for the rest of the block. if (isa<TerminatorInst>(Inst) && !isa<BranchInst>(Inst)) {
// For now, be a little lenient about non-branch terminators. // Don't abort, and use a different message for terminator misses.
if (!isa<TerminatorInst>(Inst) || isa<BranchInst>(Inst)) { ++NumFastIselFailures;
if (EnableFastISelVerbose || EnableFastISelAbort) {
dbgs() << "FastISel missed terminator: ";
Inst->dump();
}
} else {
++NumFastIselFailures; ++NumFastIselFailures;
if (EnableFastISelVerbose || EnableFastISelAbort) { if (EnableFastISelVerbose || EnableFastISelAbort) {
dbgs() << "FastISel miss: "; dbgs() << "FastISel miss: ";