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ARM: .end_data_region mismatch in Thumb2.

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32-bit offset jump tables just use real branch instructions and so aren't
marked as data regions. We were still emitting the .end_data_region
marker though, which assert()ed.

rdar://11499158

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157221 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2012-05-21 23:34:42 +00:00
parent b428511989
commit b3a119a257
1 changed files with 5 additions and 2 deletions
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7
lib/Target/ARM/ARMAsmPrinter.cpp
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@ -1036,8 +1036,11 @@ void ARMAsmPrinter::EmitJump2Table(const MachineInstr *MI) {
OutContext);
OutStreamer.EmitValue(Expr, OffsetWidth);
}
// Mark the end of jump table data-in-code region.
OutStreamer.EmitDataRegion(MCDR_DataRegionEnd);
// Mark the end of jump table data-in-code region. 32-bit offsets use
// actual branch instructions here, so we don't mark those as a data-region
// at all.
if (OffsetWidth != 4)
OutStreamer.EmitDataRegion(MCDR_DataRegionEnd);
}
void ARMAsmPrinter::PrintDebugValueComment(const MachineInstr *MI,