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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26486 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-03 01:47:37 +00:00
parent d9f5d90af1
commit c1d6e4eba7
2 changed files with 61 additions and 53 deletions
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96
utils/TableGen/FileLexer.cpp.cvs
View File

@ -489,7 +489,7 @@ goto find_rule; \
#define YY_MORE_ADJ 0 #define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET #define YY_RESTORE_YY_MORE_OFFSET
char *yytext; char *yytext;
#line 1 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 1 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
#define INITIAL 0 #define INITIAL 0
/*===-- FileLexer.l - Scanner for TableGen Files ----------------*- C++ -*-===// /*===-- FileLexer.l - Scanner for TableGen Files ----------------*- C++ -*-===//
// //
@ -507,7 +507,7 @@ char *yytext;
#define YY_NEVER_INTERACTIVE 1 #define YY_NEVER_INTERACTIVE 1
#define comment 1 #define comment 1
#line 30 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 30 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
#include "Record.h" #include "Record.h"
typedef std::pair<llvm::Record*, std::vector<llvm::Init*>*> SubClassRefTy; typedef std::pair<llvm::Record*, std::vector<llvm::Init*>*> SubClassRefTy;
#include "FileParser.h" #include "FileParser.h"
@ -517,7 +517,7 @@ int Fileparse();
namespace llvm { namespace llvm {
// Global variable recording the location of the include directory // Global variable recording the location of the include directory
std::string IncludeDirectory; std::vector<std::string> IncludeDirectories;
/// ParseInt - This has to handle the special case of binary numbers 0b0101 /// ParseInt - This has to handle the special case of binary numbers 0b0101
/// ///
@ -555,7 +555,8 @@ std::ostream &err() {
/// ParseFile - this function begins the parsing of the specified tablegen file. /// ParseFile - this function begins the parsing of the specified tablegen file.
/// ///
void ParseFile(const std::string &Filename, const std::string & IncludeDir) { void ParseFile(const std::string &Filename,
const std::vector<std::string> &IncludeDirs) {
FILE *F = stdin; FILE *F = stdin;
if (Filename != "-") { if (Filename != "-") {
F = fopen(Filename.c_str(), "r"); F = fopen(Filename.c_str(), "r");
@ -571,7 +572,7 @@ void ParseFile(const std::string &Filename, const std::string & IncludeDir) {
// Record the location of the include directory so that the lexer can find // Record the location of the include directory so that the lexer can find
// it later. // it later.
IncludeDirectory = IncludeDir; IncludeDirectories = IncludeDirs;
Filein = F; Filein = F;
Filelineno = 1; Filelineno = 1;
@ -605,10 +606,13 @@ static void HandleInclude(const char *Buffer) {
// If we couldn't find the file in the current directory, look for it in // If we couldn't find the file in the current directory, look for it in
// the include directories. // the include directories.
// //
// NOTE: Right now, there is only one directory. We need to eventually add std::string NextFilename;
// support for more. for (unsigned i = 0, e = IncludeDirectories.size(); i != e; ++i) {
std::string NextFilename = IncludeDirectory + "/" + Filename; NextFilename = IncludeDirectories[i] + "/" + Filename;
yyin = fopen(NextFilename.c_str(), "r"); if (yyin = fopen(NextFilename.c_str(), "r"))
break;
}
if (yyin == 0) { if (yyin == 0) {
err() << "Could not find include file '" << Filename << "'!\n"; err() << "Could not find include file '" << Filename << "'!\n";
exit(1); exit(1);
@ -644,7 +648,7 @@ int yywrap(void) {
using namespace llvm; using namespace llvm;
#line 648 "Lexer.cpp" #line 652 "Lexer.cpp"
/* Macros after this point can all be overridden by user definitions in /* Macros after this point can all be overridden by user definitions in
* section 1. * section 1.
@ -795,10 +799,10 @@ YY_DECL
register char *yy_cp, *yy_bp; register char *yy_cp, *yy_bp;
register int yy_act; register int yy_act;
#line 176 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 180 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
#line 802 "Lexer.cpp" #line 806 "Lexer.cpp"
if ( yy_init ) if ( yy_init )
{ {
@ -891,168 +895,168 @@ do_action: /* This label is used only to access EOF actions. */
{ /* beginning of action switch */ { /* beginning of action switch */
case 1: case 1:
YY_RULE_SETUP YY_RULE_SETUP
#line 178 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 182 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ /* Ignore comments */ } { /* Ignore comments */ }
YY_BREAK YY_BREAK
case 2: case 2:
YY_RULE_SETUP YY_RULE_SETUP
#line 180 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 184 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ HandleInclude(yytext); } { HandleInclude(yytext); }
YY_BREAK YY_BREAK
case 3: case 3:
YY_RULE_SETUP YY_RULE_SETUP
#line 181 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 185 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ Filelval.StrVal = new std::string(yytext+2, yytext+yyleng-2); { Filelval.StrVal = new std::string(yytext+2, yytext+yyleng-2);
return CODEFRAGMENT; } return CODEFRAGMENT; }
YY_BREAK YY_BREAK
case 4: case 4:
YY_RULE_SETUP YY_RULE_SETUP
#line 184 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 188 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return INT; } { return INT; }
YY_BREAK YY_BREAK
case 5: case 5:
YY_RULE_SETUP YY_RULE_SETUP
#line 185 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 189 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return BIT; } { return BIT; }
YY_BREAK YY_BREAK
case 6: case 6:
YY_RULE_SETUP YY_RULE_SETUP
#line 186 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 190 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return BITS; } { return BITS; }
YY_BREAK YY_BREAK
case 7: case 7:
YY_RULE_SETUP YY_RULE_SETUP
#line 187 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 191 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return STRING; } { return STRING; }
YY_BREAK YY_BREAK
case 8: case 8:
YY_RULE_SETUP YY_RULE_SETUP
#line 188 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 192 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return LIST; } { return LIST; }
YY_BREAK YY_BREAK
case 9: case 9:
YY_RULE_SETUP YY_RULE_SETUP
#line 189 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 193 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return CODE; } { return CODE; }
YY_BREAK YY_BREAK
case 10: case 10:
YY_RULE_SETUP YY_RULE_SETUP
#line 190 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 194 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return DAG; } { return DAG; }
YY_BREAK YY_BREAK
case 11: case 11:
YY_RULE_SETUP YY_RULE_SETUP
#line 192 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 196 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return CLASS; } { return CLASS; }
YY_BREAK YY_BREAK
case 12: case 12:
YY_RULE_SETUP YY_RULE_SETUP
#line 193 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 197 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return DEF; } { return DEF; }
YY_BREAK YY_BREAK
case 13: case 13:
YY_RULE_SETUP YY_RULE_SETUP
#line 194 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 198 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return FIELD; } { return FIELD; }
YY_BREAK YY_BREAK
case 14: case 14:
YY_RULE_SETUP YY_RULE_SETUP
#line 195 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 199 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return LET; } { return LET; }
YY_BREAK YY_BREAK
case 15: case 15:
YY_RULE_SETUP YY_RULE_SETUP
#line 196 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 200 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return IN; } { return IN; }
YY_BREAK YY_BREAK
case 16: case 16:
YY_RULE_SETUP YY_RULE_SETUP
#line 198 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 202 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return SRATOK; } { return SRATOK; }
YY_BREAK YY_BREAK
case 17: case 17:
YY_RULE_SETUP YY_RULE_SETUP
#line 199 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 203 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return SRLTOK; } { return SRLTOK; }
YY_BREAK YY_BREAK
case 18: case 18:
YY_RULE_SETUP YY_RULE_SETUP
#line 200 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 204 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return SHLTOK; } { return SHLTOK; }
YY_BREAK YY_BREAK
case 19: case 19:
YY_RULE_SETUP YY_RULE_SETUP
#line 203 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 207 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ Filelval.StrVal = new std::string(yytext, yytext+yyleng); { Filelval.StrVal = new std::string(yytext, yytext+yyleng);
return ID; } return ID; }
YY_BREAK YY_BREAK
case 20: case 20:
YY_RULE_SETUP YY_RULE_SETUP
#line 205 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 209 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ Filelval.StrVal = new std::string(yytext+1, yytext+yyleng); { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng);
return VARNAME; } return VARNAME; }
YY_BREAK YY_BREAK
case 21: case 21:
YY_RULE_SETUP YY_RULE_SETUP
#line 208 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 212 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ Filelval.StrVal = new std::string(yytext+1, yytext+yyleng-1); { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng-1);
return STRVAL; } return STRVAL; }
YY_BREAK YY_BREAK
case 22: case 22:
YY_RULE_SETUP YY_RULE_SETUP
#line 211 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 215 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ Filelval.IntVal = ParseInt(Filetext); return INTVAL; } { Filelval.IntVal = ParseInt(Filetext); return INTVAL; }
YY_BREAK YY_BREAK
case 23: case 23:
YY_RULE_SETUP YY_RULE_SETUP
#line 213 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 217 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ /* Ignore whitespace */ } { /* Ignore whitespace */ }
YY_BREAK YY_BREAK
case 24: case 24:
YY_RULE_SETUP YY_RULE_SETUP
#line 216 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 220 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ BEGIN(comment); CommentDepth++; } { BEGIN(comment); CommentDepth++; }
YY_BREAK YY_BREAK
case 25: case 25:
YY_RULE_SETUP YY_RULE_SETUP
#line 217 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 221 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{} /* eat anything that's not a '*' or '/' */ {} /* eat anything that's not a '*' or '/' */
YY_BREAK YY_BREAK
case 26: case 26:
YY_RULE_SETUP YY_RULE_SETUP
#line 218 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 222 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{} /* eat up '*'s not followed by '/'s */ {} /* eat up '*'s not followed by '/'s */
YY_BREAK YY_BREAK
case 27: case 27:
YY_RULE_SETUP YY_RULE_SETUP
#line 219 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 223 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ ++CommentDepth; } { ++CommentDepth; }
YY_BREAK YY_BREAK
case 28: case 28:
YY_RULE_SETUP YY_RULE_SETUP
#line 220 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 224 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{} /* eat up /'s not followed by *'s */ {} /* eat up /'s not followed by *'s */
YY_BREAK YY_BREAK
case 29: case 29:
YY_RULE_SETUP YY_RULE_SETUP
#line 221 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 225 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ if (!--CommentDepth) { BEGIN(INITIAL); } } { if (!--CommentDepth) { BEGIN(INITIAL); } }
YY_BREAK YY_BREAK
case YY_STATE_EOF(comment): case YY_STATE_EOF(comment):
#line 222 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 226 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ err() << "Unterminated comment!\n"; exit(1); } { err() << "Unterminated comment!\n"; exit(1); }
YY_BREAK YY_BREAK
case 30: case 30:
YY_RULE_SETUP YY_RULE_SETUP
#line 224 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 228 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
{ return Filetext[0]; } { return Filetext[0]; }
YY_BREAK YY_BREAK
case 31: case 31:
YY_RULE_SETUP YY_RULE_SETUP
#line 226 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 230 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"
YY_FATAL_ERROR( "flex scanner jammed" ); YY_FATAL_ERROR( "flex scanner jammed" );
YY_BREAK YY_BREAK
#line 1056 "Lexer.cpp" #line 1060 "Lexer.cpp"
case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(INITIAL):
yyterminate(); yyterminate();
@ -1936,6 +1940,6 @@ int main()
return 0; return 0;
} }
#endif #endif
#line 226 "/Users/sabre/cvs/llvm/utils/TableGen/FileLexer.l" #line 230 "/Volumes/ProjectsDisk/cvs/llvm/utils/TableGen/FileLexer.l"

18
utils/TableGen/FileLexer.l.cvs
View File

@ -36,7 +36,7 @@ int Fileparse();
namespace llvm { namespace llvm {
// Global variable recording the location of the include directory // Global variable recording the location of the include directory
std::string IncludeDirectory; std::vector<std::string> IncludeDirectories;
/// ParseInt - This has to handle the special case of binary numbers 0b0101 /// ParseInt - This has to handle the special case of binary numbers 0b0101
/// ///
@ -74,7 +74,8 @@ std::ostream &err() {
/// ParseFile - this function begins the parsing of the specified tablegen file. /// ParseFile - this function begins the parsing of the specified tablegen file.
/// ///
void ParseFile(const std::string &Filename, const std::string & IncludeDir) { void ParseFile(const std::string &Filename,
const std::vector<std::string> &IncludeDirs) {
FILE *F = stdin; FILE *F = stdin;
if (Filename != "-") { if (Filename != "-") {
F = fopen(Filename.c_str(), "r"); F = fopen(Filename.c_str(), "r");
@ -90,7 +91,7 @@ void ParseFile(const std::string &Filename, const std::string & IncludeDir) {
// Record the location of the include directory so that the lexer can find // Record the location of the include directory so that the lexer can find
// it later. // it later.
IncludeDirectory = IncludeDir; IncludeDirectories = IncludeDirs;
Filein = F; Filein = F;
Filelineno = 1; Filelineno = 1;
@ -124,10 +125,13 @@ static void HandleInclude(const char *Buffer) {
// If we couldn't find the file in the current directory, look for it in // If we couldn't find the file in the current directory, look for it in
// the include directories. // the include directories.
// //
// NOTE: Right now, there is only one directory. We need to eventually add std::string NextFilename;
// support for more. for (unsigned i = 0, e = IncludeDirectories.size(); i != e; ++i) {
std::string NextFilename = IncludeDirectory + "/" + Filename; NextFilename = IncludeDirectories[i] + "/" + Filename;
yyin = fopen(NextFilename.c_str(), "r"); if (yyin = fopen(NextFilename.c_str(), "r"))
break;
}
if (yyin == 0) { if (yyin == 0) {
err() << "Could not find include file '" << Filename << "'!\n"; err() << "Could not find include file '" << Filename << "'!\n";
exit(1); exit(1);