[llvm] 9456bbd - [BinaryFormat] Add formatv support for DW_OP constants

Pavel Labath via llvm-commits llvm-commits at lists.llvm.org
Mon Jun 8 06:28:10 PDT 2020


Author: Pavel Labath
Date: 2020-06-08T15:27:44+02:00
New Revision: 9456bbdd0874e5bd1427222fac2897bc3cbda34d

URL: https://github.com/llvm/llvm-project/commit/9456bbdd0874e5bd1427222fac2897bc3cbda34d
DIFF: https://github.com/llvm/llvm-project/commit/9456bbdd0874e5bd1427222fac2897bc3cbda34d.diff

LOG: [BinaryFormat] Add formatv support for DW_OP constants

The functionality will be used from lldb.

Added: 
    

Modified: 
    llvm/include/llvm/BinaryFormat/Dwarf.h
    llvm/lib/BinaryFormat/Dwarf.cpp
    llvm/unittests/BinaryFormat/DwarfTest.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/BinaryFormat/Dwarf.h b/llvm/include/llvm/BinaryFormat/Dwarf.h
index 00e580bbe450..4e8b708f39bb 100644
--- a/llvm/include/llvm/BinaryFormat/Dwarf.h
+++ b/llvm/include/llvm/BinaryFormat/Dwarf.h
@@ -669,6 +669,11 @@ template <> struct EnumTraits<LineNumberOps> : public std::true_type {
   static constexpr char Type[4] = "LNS";
   static constexpr StringRef (*StringFn)(unsigned) = &LNStandardString;
 };
+
+template <> struct EnumTraits<LocationAtom> : public std::true_type {
+  static constexpr char Type[3] = "OP";
+  static constexpr StringRef (*StringFn)(unsigned) = &OperationEncodingString;
+};
 } // End of namespace dwarf
 
 /// Dwarf constants format_provider

diff  --git a/llvm/lib/BinaryFormat/Dwarf.cpp b/llvm/lib/BinaryFormat/Dwarf.cpp
index 971b850a09cc..a497c16685c1 100644
--- a/llvm/lib/BinaryFormat/Dwarf.cpp
+++ b/llvm/lib/BinaryFormat/Dwarf.cpp
@@ -789,3 +789,4 @@ constexpr char llvm::dwarf::EnumTraits<Form>::Type[];
 constexpr char llvm::dwarf::EnumTraits<Index>::Type[];
 constexpr char llvm::dwarf::EnumTraits<Tag>::Type[];
 constexpr char llvm::dwarf::EnumTraits<LineNumberOps>::Type[];
+constexpr char llvm::dwarf::EnumTraits<LocationAtom>::Type[];

diff  --git a/llvm/unittests/BinaryFormat/DwarfTest.cpp b/llvm/unittests/BinaryFormat/DwarfTest.cpp
index 5509689f89e0..5e49a5cc2ee6 100644
--- a/llvm/unittests/BinaryFormat/DwarfTest.cpp
+++ b/llvm/unittests/BinaryFormat/DwarfTest.cpp
@@ -201,5 +201,7 @@ TEST(DwarfTest, format_provider) {
   EXPECT_EQ("DW_IDX_unknown_3fff", formatv("{0}", DW_IDX_hi_user).str());
   EXPECT_EQ("DW_TAG_compile_unit", formatv("{0}", DW_TAG_compile_unit).str());
   EXPECT_EQ("DW_TAG_unknown_ffff", formatv("{0}", DW_TAG_hi_user).str());
+  EXPECT_EQ("DW_OP_lit0", formatv("{0}", DW_OP_lit0).str());
+  EXPECT_EQ("DW_OP_unknown_ff", formatv("{0}", DW_OP_hi_user).str());
 }
 } // end namespace


        


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