[GlobalISel] Reporting rules covered as part of the InstructionSelect's debug-only printing
The main goal of this change is to make it much easier to track which
rules are actually covered by Testgen'erated regression tests.
Reviewers: aemerson, dsanders
Differential Revision: https://reviews.llvm.org/D46095
llvm-svn: 330988
diff --git a/llvm/lib/Support/CodeGenCoverage.cpp b/llvm/lib/Support/CodeGenCoverage.cpp
index ebfe65a..4948f13 100644
--- a/llvm/lib/Support/CodeGenCoverage.cpp
+++ b/llvm/lib/Support/CodeGenCoverage.cpp
@@ -38,12 +38,17 @@
RuleCoverage[RuleID] = true;
}
-bool CodeGenCoverage::isCovered(uint64_t RuleID) {
+bool CodeGenCoverage::isCovered(uint64_t RuleID) const {
if (RuleCoverage.size() <= RuleID)
return false;
return RuleCoverage[RuleID];
}
+iterator_range<CodeGenCoverage::const_covered_iterator>
+CodeGenCoverage::covered() const {
+ return RuleCoverage.set_bits();
+}
+
bool CodeGenCoverage::parse(MemoryBuffer &Buffer, StringRef BackendName) {
const char *CurPtr = Buffer.getBufferStart();