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| author | Adrian Thurston <thurston@colm.net> | 2017-07-27 12:11:13 -0400 |
|---|---|---|
| committer | Adrian Thurston <thurston@colm.net> | 2017-07-27 12:11:13 -0400 |
| commit | 3f74fc17cee81774ddcc29c0a3560f81f7b60b7d (patch) | |
| tree | dd3cc86a2cbc0b6eceb2755f084800718842fb1c /src/reduce.cc | |
| parent | 1395ab646772f3c37e3fbad207d9f12a9d3f3140 (diff) | |
| download | colm-3f74fc17cee81774ddcc29c0a3560f81f7b60b7d.tar.gz | |
added a read_reduce statement to call postfix reducer
Triggers the generation of the reducer. Accepts a stream.
Diffstat (limited to 'src/reduce.cc')
| -rw-r--r-- | src/reduce.cc | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/reduce.cc b/src/reduce.cc index 4b6fa230..01f42d0f 100644 --- a/src/reduce.cc +++ b/src/reduce.cc @@ -43,7 +43,7 @@ void Compiler::writeCommitStub() "int " << objectName << "_reducer_need_ign( program_t *prg, " "struct pda_run *pda_run ) { return COLM_RN_BOTH; }\n" "\n" - "void " << objectName << "_read_reduce( program_t *prg, int reducer ) {}\n" + "void " << objectName << "_read_reduce( program_t *prg, int reducer, stream_t *stream ) {}\n" ; } @@ -438,6 +438,9 @@ void Compiler::writeCommit() "#include <errno.h>\n" "\n" "#include <iostream>\n" + "#include <ext/stdio_filebuf.h>\n" + "#include <fstream>\n" + "\n" "using std::endl;\n" "\n" "#include \"reducer.h\"\n" @@ -626,7 +629,7 @@ void Compiler::writeCommit() /* READ REDUCE */ *outStream << - "extern \"C\" void " << objectName << "_read_reduce( program_t *prg, int reducer )\n" + "extern \"C\" void " << objectName << "_read_reduce( program_t *prg, int reducer, stream_t *stream )\n" "{\n" " switch ( reducer ) {\n"; @@ -634,7 +637,7 @@ void Compiler::writeCommit() Reduction *reduction = *r; *outStream << " case " << reduction->id << ":\n" - " ((" << reduction->name << "*)prg->red_ctx)->read_reduce_forward( prg );\n" + " ((" << reduction->name << "*)prg->red_ctx)->read_reduce_forward( prg, stream->impl->file );\n" " break;\n"; } @@ -685,9 +688,10 @@ void Compiler::writeCommit() " *dest = 0;\n" "}\n" "\n" - "void " << reduction->name << "::read_reduce_forward( program_t *prg )\n" + "void " << reduction->name << "::read_reduce_forward( program_t *prg, FILE *file )\n" "{\n" - " std::ifstream in( \"postfix.txt\" );\n" + " __gnu_cxx::stdio_filebuf<char> fbuf( file, std::ios::in|std::ios::out|std::ios::app );\n" + " std::iostream in( &fbuf );\n" " std::string type, tok, text;\n" " long _id, line, column, byte, prod_num, children;\n" " read_reduce_node sentinal;\n" |