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-rw-r--r--lib/CodeGen/AsmPrinter/EHStreamer.cpp28
1 files changed, 17 insertions, 11 deletions
diff --git a/lib/CodeGen/AsmPrinter/EHStreamer.cpp b/lib/CodeGen/AsmPrinter/EHStreamer.cpp
index 14df4c9..6f64d8f 100644
--- a/lib/CodeGen/AsmPrinter/EHStreamer.cpp
+++ b/lib/CodeGen/AsmPrinter/EHStreamer.cpp
@@ -188,20 +188,12 @@ bool EHStreamer::callToNoUnwindFunction(const MachineInstr *MI) {
return MarkedNoUnwind;
}
-/// Compute the call-site table. The entry for an invoke has a try-range
-/// containing the call, a non-zero landing pad, and an appropriate action. The
-/// entry for an ordinary call has a try-range containing the call and zero for
-/// the landing pad and the action. Calls marked 'nounwind' have no entry and
-/// must not be contained in the try-range of any entry - they form gaps in the
-/// table. Entries must be ordered by try-range address.
-void EHStreamer::
-computeCallSiteTable(SmallVectorImpl<CallSiteEntry> &CallSites,
- const SmallVectorImpl<const LandingPadInfo *> &LandingPads,
- const SmallVectorImpl<unsigned> &FirstActions) {
+void EHStreamer::computePadMap(
+ const SmallVectorImpl<const LandingPadInfo *> &LandingPads,
+ RangeMapType &PadMap) {
// Invokes and nounwind calls have entries in PadMap (due to being bracketed
// by try-range labels when lowered). Ordinary calls do not, so appropriate
// try-ranges for them need be deduced so we can put them in the LSDA.
- RangeMapType PadMap;
for (unsigned i = 0, N = LandingPads.size(); i != N; ++i) {
const LandingPadInfo *LandingPad = LandingPads[i];
for (unsigned j = 0, E = LandingPad->BeginLabels.size(); j != E; ++j) {
@@ -211,6 +203,20 @@ computeCallSiteTable(SmallVectorImpl<CallSiteEntry> &CallSites,
PadMap[BeginLabel] = P;
}
}
+}
+
+/// Compute the call-site table. The entry for an invoke has a try-range
+/// containing the call, a non-zero landing pad, and an appropriate action. The
+/// entry for an ordinary call has a try-range containing the call and zero for
+/// the landing pad and the action. Calls marked 'nounwind' have no entry and
+/// must not be contained in the try-range of any entry - they form gaps in the
+/// table. Entries must be ordered by try-range address.
+void EHStreamer::
+computeCallSiteTable(SmallVectorImpl<CallSiteEntry> &CallSites,
+ const SmallVectorImpl<const LandingPadInfo *> &LandingPads,
+ const SmallVectorImpl<unsigned> &FirstActions) {
+ RangeMapType PadMap;
+ computePadMap(LandingPads, PadMap);
// The end label of the previous invoke or nounwind try-range.
MCSymbol *LastLabel = nullptr;