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authorJez Ng <jezng@fb.com>2022-06-12 17:15:56 -0400
committerJez Ng <jezng@fb.com>2022-06-12 17:24:19 -0400
commitd4bcb45db78dc7ca371224cb01bea8dcb14e0698 (patch)
tree69b902b11a6c33ee526572764d938dabb2e3969b /llvm/lib/MC/MCDwarf.cpp
parent775a22e32a71b1592bcc254c1cfcb037ac944aa6 (diff)
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[MC][re-land] Omit DWARF unwind info if compact unwind is present where eligible
This reverts commit d941d597837d9e1405086f008c9bd6a71e7263c9. Differential Revision: https://reviews.llvm.org/D122258
Diffstat (limited to 'llvm/lib/MC/MCDwarf.cpp')
-rw-r--r--llvm/lib/MC/MCDwarf.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/MC/MCDwarf.cpp b/llvm/lib/MC/MCDwarf.cpp
index 6152b3e..d151b8b 100644
--- a/llvm/lib/MC/MCDwarf.cpp
+++ b/llvm/lib/MC/MCDwarf.cpp
@@ -1842,8 +1842,6 @@ template <> struct DenseMapInfo<CIEKey> {
void MCDwarfFrameEmitter::Emit(MCObjectStreamer &Streamer, MCAsmBackend *MAB,
bool IsEH) {
- Streamer.generateCompactUnwindEncodings(MAB);
-
MCContext &Context = Streamer.getContext();
const MCObjectFileInfo *MOFI = Context.getObjectFileInfo();
const MCAsmInfo *AsmInfo = Context.getAsmInfo();
@@ -1853,6 +1851,7 @@ void MCDwarfFrameEmitter::Emit(MCObjectStreamer &Streamer, MCAsmBackend *MAB,
// Emit the compact unwind info if available.
bool NeedsEHFrameSection = !MOFI->getSupportsCompactUnwindWithoutEHFrame();
if (IsEH && MOFI->getCompactUnwindSection()) {
+ Streamer.generateCompactUnwindEncodings(MAB);
bool SectionEmitted = false;
for (const MCDwarfFrameInfo &Frame : FrameArray) {
if (Frame.CompactUnwindEncoding == 0) continue;