stride3d
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xkslang
зеркало из https://github.com/stride3d/xkslang.git
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Classify more keywords as to what versions they are identifiers, reserved, or keywords. 

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@20540 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-02-12 06:53:13 +00:00
Родитель 3e1fcf34c5
Коммит f792295e35
3 изменённых файлов: 56 добавлений и 18 удалений
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2
Test/specExamples.vert
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@ -1,4 +1,4 @@
#version 150
#version 430
#extension GL_3DL_array_objects : enable

2
glslang/MachineIndependent/ParseHelper.h
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@ -151,8 +151,6 @@ struct TParseContext {
};
int PaParseStrings(char* argv[], int strLen[], int argc, TParseContext&);
void PaReservedWord();
int PaIdentOrType(TString& id, TParseContext&, TSymbol*&);
int PaParseComment(int &lineno, TParseContext&);
void ResetFlex();

70
glslang/MachineIndependent/glslang.l
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@ -69,7 +69,10 @@ LF [lL][fF]
#include "ParseHelper.h"
#include "glslang_tab.cpp.h"
int PaReservedWord();
int PaIdentOrType(TString& id, TParseContext&, TSymbol*&);
int PaIdentOrReserved(bool reserved, TParseContext&, int line, const char* text, YYSTYPE* pyylval);
int PaES30ReservedFromGLSL(int version, TParseContext& pc, int line, const char* text, YYSTYPE* pyylval, int keyword);
int PaPrecisionKeyword(TParseContext&, int line, const char* text, YYSTYPE* pyylval, int keyword);
int PaMatNxM(TParseContext&, int line, const char* text, YYSTYPE* pyylval, int keyword);
int PaDMat(TParseContext&, int line, const char* text, YYSTYPE* pyylval, int keyword);
@ -104,18 +107,22 @@ int yy_input(char* buf, int max_size);
%%
<*>"//"[^\n]*"\n" { /* ?? carriage and/or line-feed? */ };
"attribute" { pyylval->lex.line = yylineno; return(ATTRIBUTE); }
"attribute" { pyylval->lex.line = yylineno; return(ATTRIBUTE); } // TODO ES 30 reserved
"const" { pyylval->lex.line = yylineno; return(CONST); }
"uniform" { pyylval->lex.line = yylineno; return(UNIFORM); }
"varying" { pyylval->lex.line = yylineno; return(VARYING); }
"varying" { pyylval->lex.line = yylineno; return(VARYING); } // TODO ES 30 reserved
"buffer" { pyylval->lex.line = yylineno; return(BUFFER); }
"shared" { pyylval->lex.line = yylineno; return(SHARED); }
"coherent" { pyylval->lex.line = yylineno; return(COHERENT); }
"volatile" { pyylval->lex.line = yylineno; return(VOLATILE); }
"restrict" { pyylval->lex.line = yylineno; return(RESTRICT); }
"readonly" { pyylval->lex.line = yylineno; return(READONLY); }
"writeonly" { pyylval->lex.line = yylineno; return(WRITEONLY); }
"coherent" { return PaES30ReservedFromGLSL(420, parseContext, yylineno, yytext, pyylval, COHERENT); }
"volatile" { if (parseContext.profile == EEsProfile || parseContext.version < 420)
return PaReservedWord();
else
pyylval->lex.line = yylineno; return(VOLATILE);
}
"restrict" { return PaES30ReservedFromGLSL(420, parseContext, yylineno, yytext, pyylval, RESTRICT); }
"readonly" { return PaES30ReservedFromGLSL(420, parseContext, yylineno, yytext, pyylval, READONLY); }
"writeonly" { return PaES30ReservedFromGLSL(420, parseContext, yylineno, yytext, pyylval, WRITEONLY); }
"layout" { pyylval->lex.line = yylineno; return(LAYOUT); }
@ -124,8 +131,8 @@ int yy_input(char* buf, int max_size);
"smooth" { pyylval->lex.line = yylineno; return(SMOOTH); }
"noperspective" { pyylval->lex.line = yylineno; return(NOPERSPECTIVE); }
"patch" { pyylval->lex.line = yylineno; return(PATCH); }
"sample" { pyylval->lex.line = yylineno; return(SAMPLE); }
"patch" { return PaES30ReservedFromGLSL(400, parseContext, yylineno, yytext, pyylval, PATCH); }
"sample" { return PaES30ReservedFromGLSL(400, parseContext, yylineno, yytext, pyylval, SAMPLE); }
"break" { pyylval->lex.line = yylineno; return(BREAK); }
"continue" { pyylval->lex.line = yylineno; return(CONTINUE); }
@ -139,7 +146,7 @@ int yy_input(char* buf, int max_size);
"if" { pyylval->lex.line = yylineno; return(IF); }
"else" { pyylval->lex.line = yylineno; return(ELSE); }
"subroutine" { pyylval->lex.line = yylineno; return(SUBROUTINE); }
"subroutine" { return PaES30ReservedFromGLSL(400, parseContext, yylineno, yytext, pyylval, SUBROUTINE); }
"in" { pyylval->lex.line = yylineno; return(IN); }
"out" { pyylval->lex.line = yylineno; return(OUT); }
@ -165,7 +172,7 @@ int yy_input(char* buf, int max_size);
"discard" { pyylval->lex.line = yylineno; return(DISCARD); }
"return" { pyylval->lex.line = yylineno; return(RETURN); }
"atomic_uint" { pyylval->lex.line = yylineno; parseContext.lexAfterType = true; return(ATOMIC_UINT); }
"atomic_uint" { return PaES30ReservedFromGLSL(420, parseContext, yylineno, yytext, pyylval, ATOMIC_UINT); }
"mat2" { pyylval->lex.line = yylineno; parseContext.lexAfterType = true; return(MAT2); }
"mat3" { pyylval->lex.line = yylineno; parseContext.lexAfterType = true; return(MAT3); }
@ -294,7 +301,10 @@ int yy_input(char* buf, int max_size);
"this" { PaReservedWord(); return 0; }
"packed" { PaReservedWord(); return 0; }
"resource" { PaReservedWord(); return 0; }
"resource" { if (parseContext.profile == EEsProfile && parseContext.version >= 300 ||
parseContext.profile != EEsProfile && parseContext.version >= 420)
return PaReservedWord();
}
"goto" { PaReservedWord(); return 0; }
@ -520,10 +530,12 @@ void yyerror(char *s)
}
}
void PaReservedWord()
int PaReservedWord()
{
GlobalParseContext->error(yylineno, "Reserved word.", yytext, "", "");
GlobalParseContext->recover();
return 0;
}
int PaIdentOrType(TString& id, TParseContext& parseContextLocal, TSymbol*& symbol)
@ -547,10 +559,32 @@ int PaIdentOrReserved(bool reserved, TParseContext& pc, int line, const char* te
pyylval->lex.line = line;
pyylval->lex.string = NewPoolTString(text);
pc.infoSink.info.message(EPrefixWarning, pyylval->lex.string->c_str(), yylineno);
pc.infoSink.info.message(EPrefixWarning, "using future reserved keyword", yylineno);
return PaIdentOrType(*pyylval->lex.string, pc, pyylval->lex.symbol);
}
int PaES30ReservedFromGLSL(int version, TParseContext& pc, int line, const char* text, YYSTYPE* pyylval, int keyword)
{
if (pc.profile == EEsProfile && pc.version < 300 ||
pc.profile != EEsProfile && pc.version < version) {
pyylval->lex.line = yylineno;
pyylval->lex.string = NewPoolTString(yytext);
pc.infoSink.info.message(EPrefixWarning, pyylval->lex.string->c_str(), yylineno);
pc.infoSink.info.message(EPrefixWarning, "future reserved word in ES 300 and keyword in GLSL", yylineno);
return PaIdentOrType(*pyylval->lex.string, pc, pyylval->lex.symbol);
} else if (pc.profile == EEsProfile && pc.version >= 300)
return PaReservedWord();
else {
pyylval->lex.line = yylineno;
return keyword;
}
}
int PaPrecisionKeyword(TParseContext& pc, int line, const char* text, YYSTYPE* pyylval, int keyword)
{
if (pc.profile == EEsProfile || pc.version >= 130)
@ -558,7 +592,9 @@ int PaPrecisionKeyword(TParseContext& pc, int line, const char* text, YYSTYPE* p
pyylval->lex.line = line;
pyylval->lex.string = NewPoolTString(text);
pc.infoSink.info.message(EPrefixWarning, pyylval->lex.string->c_str(), yylineno);
pc.infoSink.info.message(EPrefixWarning, "using ES precision qualifier keyword", yylineno);
return PaIdentOrType(*pyylval->lex.string, pc, pyylval->lex.symbol);
}
@ -569,6 +605,8 @@ int PaMatNxM(TParseContext& pc, int line, const char* text, YYSTYPE* pyylval, in
pyylval->lex.line = line;
pyylval->lex.string = NewPoolTString(text);
pc.infoSink.info.message(EPrefixWarning, pyylval->lex.string->c_str(), yylineno);
pc.infoSink.info.message(EPrefixWarning, "using future non-square matrix type keyword", yylineno);
return PaIdentOrType(*pyylval->lex.string, pc, pyylval->lex.symbol);
}
@ -582,9 +620,11 @@ int PaDMat(TParseContext& pc, int line, const char* text, YYSTYPE* pyylval, int
if (pc.profile != EEsProfile && pc.version >= 400)
return keyword;
pyylval->lex.line = line;
pyylval->lex.string = NewPoolTString(text);
pc.infoSink.info.message(EPrefixWarning, pyylval->lex.string->c_str(), yylineno);
pc.infoSink.info.message(EPrefixWarning, "using future type keyword", yylineno);
return PaIdentOrType(*pyylval->lex.string, pc, pyylval->lex.symbol);
}