diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-04-27 18:24:17 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-04-27 18:24:17 +0000 |
| commit | c732f5a4ae13a75b5dfa8f640a50f94db2d3092c (patch) | |
| tree | 04e403a700cbff91503ae0dfedc5613ec4c03686 /include/clang/Frontend | |
| parent | ea5ce4705df0743093925585d8edc80e0d8fe3ff (diff) | |
encode the type and decl offsets with 32-bits for entry instead
of 64 bits. This cuts 400KB off the PCH file for cocoa (7.1 ->
6.7MB):
Before:
Record Histogram:
Count # Bits % Abv Record Kind
1 14296 SOURCE_LOCATION_PRELOADS
1 1699598 100.00 SOURCE_LOCATION_OFFSETS
1 1870766 100.00 METHOD_POOL
1 212988 100.00 SELECTOR_OFFSETS
1 88 STATISTICS
1 106 SPECIAL_TYPES
1 18033788 100.00 IDENTIFIER_TABLE
1 1806428 100.00 IDENTIFIER_OFFSET
1 170 100.00 TARGET_TRIPLE
1 268 LANGUAGE_OPTIONS
1 5168252 100.00 DECL_OFFSET
1 952700 100.00 TYPE_OFFSET
After:
Record Histogram:
Count # Bits % Abv Record Kind
1 14296 SOURCE_LOCATION_PRELOADS
1 1699598 100.00 SOURCE_LOCATION_OFFSETS
1 1870766 100.00 METHOD_POOL
1 212988 100.00 SELECTOR_OFFSETS
1 88 STATISTICS
1 106 SPECIAL_TYPES
1 18033788 100.00 IDENTIFIER_TABLE
1 1806428 100.00 IDENTIFIER_OFFSET
1 170 100.00 TARGET_TRIPLE
1 268 LANGUAGE_OPTIONS
1 2584156 100.00 DECL_OFFSET
1 476380 100.00 TYPE_OFFSET
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70216 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/clang/Frontend')
| -rw-r--r-- | include/clang/Frontend/PCHReader.h | 4 | ||||
| -rw-r--r-- | include/clang/Frontend/PCHWriter.h | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/include/clang/Frontend/PCHReader.h b/include/clang/Frontend/PCHReader.h index fed169354e..07f2bb260f 100644 --- a/include/clang/Frontend/PCHReader.h +++ b/include/clang/Frontend/PCHReader.h @@ -116,7 +116,7 @@ private: /// \brief Offset of each type within the bitstream, indexed by the /// type ID, or the representation of a Type*. - const uint64_t *TypeOffsets; + const uint32_t *TypeOffsets; /// \brief Types that have already been loaded from the PCH file. /// @@ -126,7 +126,7 @@ private: /// \brief Offset of each declaration within the bitstream, indexed /// by the declaration ID (-1). - const uint64_t *DeclOffsets; + const uint32_t *DeclOffsets; /// \brief Declarations that have already been loaded from the PCH file. /// diff --git a/include/clang/Frontend/PCHWriter.h b/include/clang/Frontend/PCHWriter.h index 4d1262223e..96c6c79de4 100644 --- a/include/clang/Frontend/PCHWriter.h +++ b/include/clang/Frontend/PCHWriter.h @@ -64,7 +64,7 @@ private: /// \brief Offset of each declaration in the bitstream, indexed by /// the declaration's ID. - llvm::SmallVector<uint64_t, 16> DeclOffsets; + std::vector<uint32_t> DeclOffsets; /// \brief Queue containing the declarations that we still need to /// emit. @@ -81,7 +81,7 @@ private: /// \brief Offset of each type in the bitstream, indexed by /// the type's ID. - llvm::SmallVector<uint64_t, 16> TypeOffsets; + std::vector<uint32_t> TypeOffsets; /// \brief The type ID that will be assigned to the next new type. pch::TypeID NextTypeID; |