diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/glslang.l')
| -rw-r--r-- | src/3rdparty/angle/src/compiler/translator/glslang.l | 183 |
1 files changed, 147 insertions, 36 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/glslang.l b/src/3rdparty/angle/src/compiler/translator/glslang.l index d09358dd8a..858ffd96bb 100644 --- a/src/3rdparty/angle/src/compiler/translator/glslang.l +++ b/src/3rdparty/angle/src/compiler/translator/glslang.l @@ -22,6 +22,8 @@ WHICH GENERATES THE GLSL ES LEXER (glslang_lex.cpp). // This file is auto-generated by generate_parser.sh. DO NOT EDIT! +/* clang-format off */ + // Ignore errors in auto-generated code. #if defined(__GNUC__) #pragma GCC diagnostic ignored "-Wunused-function" @@ -44,6 +46,9 @@ WHICH GENERATES THE GLSL ES LEXER (glslang_lex.cpp). #include "compiler/preprocessor/Token.h" #include "compiler/translator/util.h" #include "compiler/translator/length_limits.h" + +using namespace sh; + #include "glslang_tab.h" /* windows only pragma */ @@ -71,10 +76,16 @@ static int reserved_word(yyscan_t yyscanner); static int ES2_reserved_ES3_keyword(TParseContext *context, int token); static int ES2_keyword_ES3_reserved(TParseContext *context, int token); static int ES2_ident_ES3_keyword(TParseContext *context, int token); +static int ES2_ident_ES3_keyword_multiview_keyword(TParseContext *context, int token); +static int ES2_ident_ES3_reserved_ES3_1_keyword(TParseContext *context, int token); +static int ES2_and_ES3_reserved_ES3_1_keyword(TParseContext *context, int token); +static int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token); +static int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token); static int uint_constant(TParseContext *context); static int int_constant(TParseContext *context); static int float_constant(yyscan_t yyscanner); static int floatsuffix_check(TParseContext* context); +static int yuvcscstandardext_constant(TParseContext *context); %} %option noyywrap nounput never-interactive @@ -103,6 +114,7 @@ O [0-7] "attribute" { return ES2_keyword_ES3_reserved(context, ATTRIBUTE); } "const" { return CONST_QUAL; } "uniform" { return UNIFORM; } +"buffer" { return ES2_and_ES3_ident_ES3_1_keyword(context, BUFFER); } "varying" { return ES2_keyword_ES3_reserved(context, VARYING); } "break" { return BREAK; } @@ -124,6 +136,7 @@ O [0-7] "in" { return IN_QUAL; } "out" { return OUT_QUAL; } "inout" { return INOUT_QUAL; } +"shared" { return ES2_and_ES3_ident_ES3_1_keyword(context, SHARED); } "float" { return FLOAT_TYPE; } "int" { return INT_TYPE; } @@ -171,29 +184,52 @@ O [0-7] "sampler3DRect" { return ES2_reserved_ES3_keyword(context, SAMPLER3DRECT); } "sampler2DRect" { return SAMPLER2DRECT; } "sampler2DArray" { return ES2_ident_ES3_keyword(context, SAMPLER2DARRAY); } +"sampler2DMS" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, SAMPLER2DMS); } "isampler2D" { return ES2_ident_ES3_keyword(context, ISAMPLER2D); } "isampler3D" { return ES2_ident_ES3_keyword(context, ISAMPLER3D); } "isamplerCube" { return ES2_ident_ES3_keyword(context, ISAMPLERCUBE); } "isampler2DArray" { return ES2_ident_ES3_keyword(context, ISAMPLER2DARRAY); } +"isampler2DMS" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, ISAMPLER2DMS); } "usampler2D" { return ES2_ident_ES3_keyword(context, USAMPLER2D); } "usampler3D" { return ES2_ident_ES3_keyword(context, USAMPLER3D); } "usamplerCube" { return ES2_ident_ES3_keyword(context, USAMPLERCUBE); } "usampler2DArray" { return ES2_ident_ES3_keyword(context, USAMPLER2DARRAY); } +"usampler2DMS" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, USAMPLER2DMS); } "sampler2DShadow" { return ES2_reserved_ES3_keyword(context, SAMPLER2DSHADOW); } "samplerCubeShadow" { return ES2_ident_ES3_keyword(context, SAMPLERCUBESHADOW); } "sampler2DArrayShadow" { return ES2_ident_ES3_keyword(context, SAMPLER2DARRAYSHADOW); } +"__samplerExternal2DY2YEXT" { return ES3_extension_keyword_else_ident(context, TExtension::EXT_YUV_target, SAMPLEREXTERNAL2DY2YEXT); } "struct" { return STRUCT; } -"layout" { return ES2_ident_ES3_keyword(context, LAYOUT); } +"layout" { return ES2_ident_ES3_keyword_multiview_keyword(context, LAYOUT); } + +"yuvCscStandardEXT" { return ES3_extension_keyword_else_ident(context, TExtension::EXT_YUV_target, YUVCSCSTANDARDEXT); } +"itu_601" { return yuvcscstandardext_constant(context); } +"itu_601_full_range" { return yuvcscstandardext_constant(context); } +"itu_709" { return yuvcscstandardext_constant(context); } + +"image2D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IMAGE2D); } +"iimage2D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IIMAGE2D); } +"uimage2D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, UIMAGE2D); } +"image2DArray" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IMAGE2DARRAY); } +"iimage2DArray" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IIMAGE2DARRAY); } +"uimage2DArray" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, UIMAGE2DARRAY); } +"image3D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IMAGE3D); } +"uimage3D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, UIMAGE3D); } +"iimage3D" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IIMAGE3D); } +"iimageCube" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IIMAGECUBE); } +"uimageCube" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, UIMAGECUBE); } +"imageCube" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, IMAGECUBE); } +"readonly" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, READONLY); } +"writeonly" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, WRITEONLY); } +"coherent" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, COHERENT); } +"restrict" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, RESTRICT); } +"volatile" { return ES2_and_ES3_reserved_ES3_1_keyword(context, VOLATILE); } +"atomic_uint" { return ES2_ident_ES3_reserved_ES3_1_keyword(context, ATOMICUINT); } /* Reserved keywords for GLSL ES 3.00 that are not reserved for GLSL ES 1.00 */ -"coherent" | -"restrict" | -"readonly" | -"writeonly" | "resource" | -"atomic_uint" | "noperspective" | "patch" | "sample" | @@ -204,23 +240,11 @@ O [0-7] "filter" | "image1D" | -"image2D" | -"image3D" | -"imageCube" | "iimage1D" | -"iimage2D" | -"iimage3D" | -"iimageCube" | "uimage1D" | -"uimage2D" | -"uimage3D" | -"uimageCube" | "image1DArray" | -"image2DArray" | "iimage1DArray" | -"iimage2DArray" | "uimage1DArray" | -"uimage2DArray" | "image1DShadow" | "image2DShadow" | "image1DArrayShadow" | @@ -240,9 +264,6 @@ O [0-7] "samplerBuffer" | "isamplerBuffer" | "usamplerBuffer" | -"sampler2DMS" | -"isampler2DMS" | -"usampler2DMS" | "sampler2DMSArray" | "isampler2DMSArray" | "usampler2DMSArray" { @@ -278,7 +299,6 @@ O [0-7] "inline" | "noinline" | -"volatile" | "public" | "static" | "extern" | @@ -390,6 +410,10 @@ O [0-7] return FIELD_SELECTION; } <FIELDS>[ \t\v\f\r] {} +<FIELDS>. { + yyextra->error(*yylloc, "Illegal character at fieldname start", yytext); + return 0; +} [ \t\v\n\f\r] { } <*><<EOF>> { yyterminate(); } @@ -431,8 +455,7 @@ int check_type(yyscan_t yyscanner) { int reserved_word(yyscan_t yyscanner) { struct yyguts_t* yyg = (struct yyguts_t*) yyscanner; - yyextra->error(*yylloc, "Illegal use of reserved word", yytext, ""); - yyextra->recover(); + yyextra->error(*yylloc, "Illegal use of reserved word", yytext); return 0; } @@ -460,6 +483,24 @@ int ES2_keyword_ES3_reserved(TParseContext *context, int token) return token; } +int ES2_ident_ES3_reserved_ES3_1_keyword(TParseContext *context, int token) +{ + struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + if (context->getShaderVersion() < 300) + { + yylval->lex.string = NewPoolTString(yytext); + return check_type(yyscanner); + } + else if (context->getShaderVersion() == 300) + { + return reserved_word(yyscanner); + } + + return token; +} + int ES2_ident_ES3_keyword(TParseContext *context, int token) { struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); @@ -475,19 +516,76 @@ int ES2_ident_ES3_keyword(TParseContext *context, int token) return token; } +int ES2_ident_ES3_keyword_multiview_keyword(TParseContext *context, int token) +{ + struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + // not a reserved word in GLSL ES 1.00, so could be used as an identifier/type name + // except when multiview extension is enabled + if (context->getShaderVersion() < 300 && !context->isExtensionEnabled(TExtension::OVR_multiview)) + { + yylval->lex.string = NewPoolTString(yytext); + return check_type(yyscanner); + } + + return token; +} + +int ES2_and_ES3_reserved_ES3_1_keyword(TParseContext *context, int token) +{ + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + if (context->getShaderVersion() < 310) + { + return reserved_word(yyscanner); + } + + return token; +} + +int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token) +{ + struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + // not a reserved word in GLSL ES 1.00 and GLSL ES 3.00, so could be used as an identifier/type name + if (context->getShaderVersion() < 310) + { + yylval->lex.string = NewPoolTString(yytext); + return check_type(yyscanner); + } + + return token; +} + +int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token) +{ + struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + // a reserved word in GLSL ES 3.00 with enabled extension, otherwise could be used as an identifier/type name + if (context->getShaderVersion() >= 300 && context->isExtensionEnabled(extension)) + { + return token; + } + + yylval->lex.string = NewPoolTString(yytext); + return check_type(yyscanner); +} + int uint_constant(TParseContext *context) { struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); if (context->getShaderVersion() < 300) { - context->error(*yylloc, "Unsigned integers are unsupported prior to GLSL ES 3.00", yytext, ""); - context->recover(); + context->error(*yylloc, "Unsigned integers are unsupported prior to GLSL ES 3.00", yytext); return 0; } if (!atoi_clamp(yytext, &(yylval->lex.u))) - yyextra->error(*yylloc, "Integer overflow", yytext, ""); + yyextra->error(*yylloc, "Integer overflow", yytext); return UINTCONSTANT; } @@ -499,21 +597,19 @@ int floatsuffix_check(TParseContext* context) if (context->getShaderVersion() < 300) { context->error(*yylloc, "Floating-point suffix unsupported prior to GLSL ES 3.00", yytext); - context->recover(); return 0; } std::string text = yytext; text.resize(text.size() - 1); if (!strtof_clamp(text, &(yylval->lex.f))) - yyextra->warning(*yylloc, "Float overflow", yytext, ""); + yyextra->warning(*yylloc, "Float overflow", yytext); return(FLOATCONSTANT); } void yyerror(YYLTYPE* lloc, TParseContext* context, void *scanner, const char* reason) { context->error(*lloc, reason, yyget_text(scanner)); - context->recover(); } int int_constant(TParseContext *context) { @@ -523,9 +619,9 @@ int int_constant(TParseContext *context) { if (!atoi_clamp(yytext, &u)) { if (context->getShaderVersion() >= 300) - yyextra->error(*yylloc, "Integer overflow", yytext, ""); + yyextra->error(*yylloc, "Integer overflow", yytext); else - yyextra->warning(*yylloc, "Integer overflow", yytext, ""); + yyextra->warning(*yylloc, "Integer overflow", yytext); } yylval->lex.i = static_cast<int>(u); return INTCONSTANT; @@ -535,10 +631,26 @@ int float_constant(yyscan_t yyscanner) { struct yyguts_t* yyg = (struct yyguts_t*) yyscanner; if (!strtof_clamp(yytext, &(yylval->lex.f))) - yyextra->warning(*yylloc, "Float overflow", yytext, ""); + yyextra->warning(*yylloc, "Float overflow", yytext); return FLOATCONSTANT; } +int yuvcscstandardext_constant(TParseContext *context) +{ + struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner(); + yyscan_t yyscanner = (yyscan_t) context->getScanner(); + + // a reserved word in GLSL ES 3.00 with enabled extension, otherwise could be used as an identifier/type name + if (context->getShaderVersion() >= 300 && context->isExtensionEnabled(TExtension::EXT_YUV_target)) + { + yylval->lex.string = NewPoolTString(yytext); + return YUVCSCSTANDARDEXTCONSTANT; + } + + yylval->lex.string = NewPoolTString(yytext); + return check_type(yyscanner); +} + int glslang_initialize(TParseContext* context) { yyscan_t scanner = NULL; if (yylex_init_extra(context, &scanner)) @@ -574,13 +686,12 @@ int glslang_scan(size_t count, const char* const string[], const int length[], const TExtensionBehavior& extBehavior = context->extensionBehavior(); for (TExtensionBehavior::const_iterator iter = extBehavior.begin(); iter != extBehavior.end(); ++iter) { - preprocessor->predefineMacro(iter->first.c_str(), 1); + preprocessor->predefineMacro(GetExtensionNameString(iter->first), 1); } if (context->getFragmentPrecisionHigh()) preprocessor->predefineMacro("GL_FRAGMENT_PRECISION_HIGH", 1); - preprocessor->setMaxTokenSize(GetGlobalMaxTokenSize(context->getShaderSpec())); + preprocessor->setMaxTokenSize(sh::GetGlobalMaxTokenSize(context->getShaderSpec())); return 0; } - |