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author | Dimitry Andric <dim@FreeBSD.org> | 2017-12-02 12:46:23 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2017-12-02 12:46:23 +0000 |
commit | edad5bcb76bf472a1487c0f3dd94a5914213a647 (patch) | |
tree | 63c3f98843d0debbfd390005cf8e05250cd3fe28 /lib/CodeGen/AsmPrinter/DwarfExpression.cpp | |
parent | 0bc1bd0d3931803dc6a26d35758f93527359bcdb (diff) | |
download | src-edad5bcb76bf472a1487c0f3dd94a5914213a647.tar.gz src-edad5bcb76bf472a1487c0f3dd94a5914213a647.zip |
Vendor import of llvm release_50 branch r319231:vendor/llvm/llvm-release_50-r319231
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=326460
svn path=/vendor/llvm/llvm-release_50-r319231/; revision=326461; tag=vendor/llvm/llvm-release_50-r319231
Diffstat (limited to 'lib/CodeGen/AsmPrinter/DwarfExpression.cpp')
-rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfExpression.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfExpression.cpp b/lib/CodeGen/AsmPrinter/DwarfExpression.cpp index fe38ee805682..3a8568cf39ae 100644 --- a/lib/CodeGen/AsmPrinter/DwarfExpression.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfExpression.cpp @@ -131,13 +131,12 @@ bool DwarfExpression::addMachineReg(const TargetRegisterInfo &TRI, // Intersection between the bits we already emitted and the bits // covered by this subregister. - SmallBitVector Intersection(RegSize, false); - Intersection.set(Offset, Offset + Size); - Intersection ^= Coverage; + SmallBitVector CurSubReg(RegSize, false); + CurSubReg.set(Offset, Offset + Size); // If this sub-register has a DWARF number and we haven't covered // its range, emit a DWARF piece for it. - if (Reg >= 0 && Intersection.any()) { + if (Reg >= 0 && CurSubReg.test(Coverage)) { // Emit a piece for any gap in the coverage. if (Offset > CurPos) DwarfRegs.push_back({-1, Offset - CurPos, nullptr}); |