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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2018-01-09 22:48:37 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2018-01-09 22:48:37 +0000 |
| commit | d707c37072195e1e05edd8765b3f4bd79955b154 (patch) | |
| tree | a9b9ceb62118f4b224669ece9819e1c0c263d39b /llvm/lib/MC/WasmObjectWriter.cpp | |
| parent | 270ed1b39c1727c14b539c5287a4fa74d8307594 (diff) | |
| download | bcm5719-llvm-d707c37072195e1e05edd8765b3f4bd79955b154.tar.gz bcm5719-llvm-d707c37072195e1e05edd8765b3f4bd79955b154.zip | |
Use a MCExpr for the size of MCFillFragment.
This allows the size to be found during ralaxation. This fixes
pr35858.
llvm-svn: 322131
Diffstat (limited to 'llvm/lib/MC/WasmObjectWriter.cpp')
| -rw-r--r-- | llvm/lib/MC/WasmObjectWriter.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/MC/WasmObjectWriter.cpp b/llvm/lib/MC/WasmObjectWriter.cpp index 782479e2651..37b12c63be4 100644 --- a/llvm/lib/MC/WasmObjectWriter.cpp +++ b/llvm/lib/MC/WasmObjectWriter.cpp @@ -528,7 +528,10 @@ static void addData(SmallVectorImpl<char> &DataBytes, Align->getMaxBytesToEmit()); DataBytes.resize(Size, Value); } else if (auto *Fill = dyn_cast<MCFillFragment>(&Frag)) { - DataBytes.insert(DataBytes.end(), Fill->getSize(), Fill->getValue()); + int64_t Size; + if (!Fill->getSize().evaluateAsAbsolute(Size)) + llvm_unreachable("The fill should be an assembler constant"); + DataBytes.insert(DataBytes.end(), Size, Fill->getValue()); } else { const auto &DataFrag = cast<MCDataFragment>(Frag); const SmallVectorImpl<char> &Contents = DataFrag.getContents(); |
