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 /lib/Frontend/PCHWriter.cpp | |
| 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 'lib/Frontend/PCHWriter.cpp')
| -rw-r--r-- | lib/Frontend/PCHWriter.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp index bb72f78546..82eb5dffe4 100644 --- a/lib/Frontend/PCHWriter.cpp +++ b/lib/Frontend/PCHWriter.cpp @@ -1565,7 +1565,7 @@ void PCHWriter::WritePCH(Sema &SemaRef) { Record.push_back(TypeOffsets.size()); Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, (const char *)&TypeOffsets.front(), - TypeOffsets.size() * sizeof(uint64_t)); + TypeOffsets.size() * sizeof(TypeOffsets[0])); // Write the declaration offsets array Abbrev = new BitCodeAbbrev(); @@ -1578,7 +1578,7 @@ void PCHWriter::WritePCH(Sema &SemaRef) { Record.push_back(DeclOffsets.size()); Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, (const char *)&DeclOffsets.front(), - DeclOffsets.size() * sizeof(uint64_t)); + DeclOffsets.size() * sizeof(DeclOffsets[0])); // Write the record of special types. Record.clear(); |