diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-11-07 14:28:00 -0700 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-11-07 14:28:00 -0700 |
| commit | b632e5aa7f948ed5bbf7104682ec3ee463af4c0a (patch) | |
| tree | 268892f21245b6ce06bc91aca82c79634a26d9e9 /src/mesa/shader/slang | |
| parent | 22459e7a9ca01cc5af8d9baeb6354d2e825cdbc9 (diff) | |
mesa: reformat comments, rewrap lines, etc for a little better readability
Diffstat (limited to 'src/mesa/shader/slang')
| -rw-r--r-- | src/mesa/shader/slang/library/slang_shader.syn | 816 | ||||
| -rw-r--r-- | src/mesa/shader/slang/library/slang_shader_syn.h | 4 |
2 files changed, 418 insertions, 402 deletions
diff --git a/src/mesa/shader/slang/library/slang_shader.syn b/src/mesa/shader/slang/library/slang_shader.syn index ef4b410669..883bfe4281 100644 --- a/src/mesa/shader/slang/library/slang_shader.syn +++ b/src/mesa/shader/slang/library/slang_shader.syn @@ -32,18 +32,28 @@ * usage: * syn2c slang_shader.syn > slang_shader_syn.h * - * when modifying or extending this file, several things must be taken into consideration: - * - when adding new operators that were marked as reserved in the initial specification, - * one must only uncomment particular lines of code that refer to operators being added; - * - when adding new shader target, one must reserve new value for shader_type register and - * use it in .if constructs for symbols that are exclusive for that shader; - * - some symbols mimic output of other symbols - the best example is the "for" construct: - * expression "for (foo(); ; bar())" is seen as "for (foo(); true; bar())" by the output - * processor - hence, special care must be taken when rearranging output of essential symbols; - * - order of single-quoted tokens does matter in alternatives - so do not parse "<" operator - * before "<<" and "<<" before "<<="; - * - all double-quoted tokens are internally preprocessed to eliminate problems with parsing - * strings that are prefixes of other strings, like "sampler1D" and "sampler1DShadow"; + * when modifying or extending this file, several things must be taken into + * consideration: + * + * - when adding new operators that were marked as reserved in the + * initial specification, one must only uncomment particular lines of + * code that refer to operators being added; + * + * - when adding new shader targets, one must reserve a new value for + * shader_type register and use it in .if constructs for symbols that + * are exclusive for that shader; + * + * - some symbols mimic output of other symbols - the best example is + * the "for" construct: expression "for (foo(); ; bar())" is seen as + * "for (foo(); true; bar())" by the output processor - hence, special + * care must be taken when rearranging output of essential symbols; + * + * - order of single-quoted tokens does matter in alternatives - so do not + * parse "<" operator before "<<" and "<<" before "<<="; + * + * - all double-quoted tokens are internally preprocessed to eliminate + * problems with parsing strings that are prefixes of other strings, + * like "sampler1D" and "sampler1DShadow"; */ .syntax translation_unit; @@ -255,44 +265,49 @@ .errtext INVALID_PRECISION_TYPE "2007: Invalid precision type '$err_token$'." -/* tells whether the shader that is being parsed is a built-in shader or not */ -/* 0 - normal behaviour */ -/* 1 - accepts constructor and operator definitions and __asm statements */ -/* the implementation will set it to 1 when compiling internal built-in shaders */ +/* + * tells whether the shader that is being parsed is a built-in shader or not + * 0 - normal behaviour + * 1 - accepts constructor and operator definitions and __asm statements + * the implementation will set it to 1 when compiling internal built-in shaders + */ .regbyte parsing_builtin 0 -/* holds the type of the shader being parsed; possible values are listed below */ -/* FRAGMENT_SHADER 1 */ -/* VERTEX_SHADER 2 */ -/* shader type is set by the caller before parsing */ +/* + * holds the type of the shader being parsed; possible values are + * listed below. + * FRAGMENT_SHADER 1 + * VERTEX_SHADER 2 + * shader type is set by the caller before parsing + */ .regbyte shader_type 0 /* - <variable_identifier> ::= <identifier> -*/ + * <variable_identifier> ::= <identifier> + */ variable_identifier identifier .emit OP_PUSH_IDENTIFIER; /* - <primary_expression> ::= <variable_identifier> - | <intconstant> - | <floatconstant> - | <boolconstant> - | "(" <expression> ")" -*/ + * <primary_expression> ::= <variable_identifier> + * | <intconstant> + * | <floatconstant> + * | <boolconstant> + * | "(" <expression> ")" + */ primary_expression floatconstant .or boolconstant .or intconstant .or variable_identifier .or primary_expression_1; primary_expression_1 lparen .and expression .and rparen; /* - <postfix_expression> ::= <primary_expression> - | <postfix_expression> "[" <integer_expression> "]" - | <function_call> - | <postfix_expression> "." <field_selection> - | <postfix_expression> "++" - | <postfix_expression> "--" -*/ + * <postfix_expression> ::= <primary_expression> + * | <postfix_expression> "[" <integer_expression> "]" + * | <function_call> + * | <postfix_expression> "." <field_selection> + * | <postfix_expression> "++" + * | <postfix_expression> "--" + */ postfix_expression postfix_expression_1 .and .loop postfix_expression_2; postfix_expression_1 @@ -307,21 +322,21 @@ postfix_expression_4 dot .and field_selection .emit OP_FIELD; /* - <integer_expression> ::= <expression> -*/ + * <integer_expression> ::= <expression> + */ integer_expression expression; /* - <function_call> ::= <function_call_generic> -*/ + * <function_call> ::= <function_call_generic> + */ function_call function_call_generic .emit OP_CALL .and .true .emit OP_END; /* - <function_call_generic> ::= <function_call_header_with_parameters> ")" - | <function_call_header_no_parameters> ")" -*/ + * <function_call_generic> ::= <function_call_header_with_parameters> ")" + * | <function_call_header_no_parameters> ")" + */ function_call_generic function_call_generic_1 .or function_call_generic_2; function_call_generic_1 @@ -330,19 +345,18 @@ function_call_generic_2 function_call_header_no_parameters .and rparen .error RPAREN_EXPECTED; /* - <function_call_header_no_parameters>::= <function_call_header> "void" - | <function_call_header> -*/ + * <function_call_header_no_parameters>::= <function_call_header> "void" + * | <function_call_header> + */ function_call_header_no_parameters function_call_header .and function_call_header_no_parameters_1; function_call_header_no_parameters_1 "void" .or .true; /* - <function_call_header_with_parameters>::= <function_call_header> <assignment_expression> - | <function_call_header_with_parameters> "," - <assignment_expression> -*/ + * <function_call_header_with_parameters> ::= <function_call_header> <assignment_expression> + * | <function_call_header_with_parameters> "," <assignment_expression> + */ function_call_header_with_parameters function_call_header .and assignment_expression .and .true .emit OP_END .and .loop function_call_header_with_parameters_1; @@ -350,31 +364,31 @@ function_call_header_with_parameters_1 comma .and assignment_expression .and .true .emit OP_END; /* - <function_call_header> ::= <function_identifier> "(" -*/ + * <function_call_header> ::= <function_identifier> "(" + */ function_call_header function_identifier .and lparen; /* - <function_identifier> ::= <constructor_identifier> - | <identifier> - -note: <constructor_identifier> has been deleted -*/ + * <function_identifier> ::= <constructor_identifier> + * | <identifier> + * + * note: <constructor_identifier> has been deleted + */ function_identifier identifier; /* - <unary_expression> ::= <postfix_expression> - | "++" <unary_expression> - | "--" <unary_expression> - | <unary_operator> <unary_expression> - - <unary_operator> ::= "+" - | "-" - | "!" - | "~" // reserved -*/ + * <unary_expression> ::= <postfix_expression> + * | "++" <unary_expression> + * | "--" <unary_expression> + * | <unary_operator> <unary_expression> + * + * <unary_operator> ::= "+" + * | "-" + * | "!" + * | "~" // reserved + */ unary_expression postfix_expression .or unary_expression_1 .or unary_expression_2 .or unary_expression_3 .or unary_expression_4 .or unary_expression_5/* .or unary_expression_6*/; @@ -392,11 +406,11 @@ unary_expression_5 tilde .and unary_expression .and .true .emit OP_COMPLEMENT;*/ /* - <multiplicative_expression> ::= <unary_expression> - | <multiplicative_expression> "*" <unary_expression> - | <multiplicative_expression> "/" <unary_expression> - | <multiplicative_expression> "%" <unary_expression> // reserved -*/ + * <multiplicative_expression> ::= <unary_expression> + * | <multiplicative_expression> "*" <unary_expression> + * | <multiplicative_expression> "/" <unary_expression> + * | <multiplicative_expression> "%" <unary_expression> // reserved + */ multiplicative_expression unary_expression .and .loop multiplicative_expression_1; multiplicative_expression_1 @@ -409,10 +423,10 @@ multiplicative_expression_3 percent .and unary_expression .and .true .emit OP_MODULUS;*/ /* - <additive_expression> ::= <multiplicative_expression> - | <additive_expression> "+" <multiplicative_expression> - | <additive_expression> "-" <multiplicative_expression> -*/ + * <additive_expression> ::= <multiplicative_expression> + * | <additive_expression> "+" <multiplicative_expression> + * | <additive_expression> "-" <multiplicative_expression> + */ additive_expression multiplicative_expression .and .loop additive_expression_1; additive_expression_1 @@ -423,10 +437,10 @@ additive_expression_3 minus .and multiplicative_expression .and .true .emit OP_SUBTRACT; /* - <shift_expression> ::= <additive_expression> - | <shift_expression> "<<" <additive_expression> // reserved - | <shift_expression> ">>" <additive_expression> // reserved -*/ + * <shift_expression> ::= <additive_expression> + * | <shift_expression> "<<" <additive_expression> // reserved + * | <shift_expression> ">>" <additive_expression> // reserved + */ shift_expression additive_expression/* .and .loop shift_expression_1*/; /*shift_expression_1 @@ -437,12 +451,12 @@ shift_expression greatergreater .and additive_expression .and .true .emit OP_RSHIFT;*/ /* - <relational_expression> ::= <shift_expression> - | <relational_expression> "<" <shift_expression> - | <relational_expression> ">" <shift_expression> - | <relational_expression> "<=" <shift_expression> - | <relational_expression> ">=" <shift_expression> -*/ + * <relational_expression> ::= <shift_expression> + * | <relational_expression> "<" <shift_expression> + * | <relational_expression> ">" <shift_expression> + * | <relational_expression> "<=" <shift_expression> + * | <relational_expression> ">=" <shift_expression> + */ relational_expression shift_expression .and .loop relational_expression_1; relational_expression_1 @@ -458,10 +472,10 @@ relational_expression_5 greater .and shift_expression .and .true .emit OP_GREATER; /* - <equality_expression> ::= <relational_expression> - | <equality_expression> "==" <relational_expression> - | <equality_expression> "!=" <relational_expression> -*/ + * <equality_expression> ::= <relational_expression> + * | <equality_expression> "==" <relational_expression> + * | <equality_expression> "!=" <relational_expression> + */ equality_expression relational_expression .and .loop equality_expression_1; equality_expression_1 @@ -472,86 +486,84 @@ equality_expression_3 bangequals .and relational_expression .and .true .emit OP_NOTEQUAL; /* - <and_expression> ::= <equality_expression> - | <and_expression> "&" <equality_expression> // reserved -*/ + * <and_expression> ::= <equality_expression> + * | <and_expression> "&" <equality_expression> // reserved + */ and_expression equality_expression/* .and .loop and_expression_1*/; /*and_expression_1 ampersand .and equality_expression .and .true .emit OP_BITAND;*/ /* - <exclusive_or_expression> ::= <and_expression> - | <exclusive_or_expression> "^" <and_expression> // reserved -*/ + * <exclusive_or_expression> ::= <and_expression> + * | <exclusive_or_expression> "^" <and_expression> // reserved + */ exclusive_or_expression and_expression/* .and .loop exclusive_or_expression_1*/; /*exclusive_or_expression_1 caret .and and_expression .and .true .emit OP_BITXOR;*/ /* - <inclusive_or_expression> ::= <exclusive_or_expression> - | <inclusive_or_expression> "|" <exclusive_or_expression> // reserved -*/ + * <inclusive_or_expression> ::= <exclusive_or_expression> + * | <inclusive_or_expression> "|" <exclusive_or_expression> // reserved + */ inclusive_or_expression exclusive_or_expression/* .and .loop inclusive_or_expression_1*/; /*inclusive_or_expression_1 bar .and exclusive_or_expression .and .true .emit OP_BITOR;*/ /* - <logical_and_expression> ::= <inclusive_or_expression> - | <logical_and_expression> "&&" <inclusive_or_expression> -*/ + * <logical_and_expression> ::= <inclusive_or_expression> + * | <logical_and_expression> "&&" <inclusive_or_expression> + */ logical_and_expression inclusive_or_expression .and .loop logical_and_expression_1; logical_and_expression_1 ampersandampersand .and inclusive_or_expression .and .true .emit OP_LOGICALAND; /* - <logical_xor_expression> ::= <logical_and_expression> - | <logical_xor_expression> "^^" <logical_and_expression> -*/ + * <logical_xor_expression> ::= <logical_and_expression> + * | <logical_xor_expression> "^^" <logical_and_expression> + */ logical_xor_expression logical_and_expression .and .loop logical_xor_expression_1; logical_xor_expression_1 caretcaret .and logical_and_expression .and .true .emit OP_LOGICALXOR; /* - <logical_or_expression> ::= <logical_xor_expression> - | <logical_or_expression> "||" <logical_xor_expression> -*/ + * <logical_or_expression> ::= <logical_xor_expression> + * | <logical_or_expression> "||" <logical_xor_expression> + */ logical_or_expression logical_xor_expression .and .loop logical_or_expression_1; logical_or_expression_1 barbar .and logical_xor_expression .and .true .emit OP_LOGICALOR; /* - <conditional_expression> ::= <logical_or_expression> - | <logical_or_expression> "?" <expression> ":" - <conditional_expression> -*/ + * <conditional_expression> ::= <logical_or_expression> + * | <logical_or_expression> "?" <expression> ":" <conditional_expression> + */ conditional_expression logical_or_expression .and .loop conditional_expression_1; conditional_expression_1 question .and expression .and colon .and conditional_expression .and .true .emit OP_SELECT; /* - <assignment_expression> ::= <conditional_expression> - | <unary_expression> <assignment_operator> - <assignment_expression> - - <assignment_operator> ::= "=" - | "*=" - | "/=" - | "+=" - | "-=" - | "%=" // reserved - | "<<=" // reserved - | ">>=" // reserved - | "&=" // reserved - | "^=" // reserved - | "|=" // reserved -*/ + * <assignment_expression> ::= <conditional_expression> + * | <unary_expression> <assignment_operator> <assignment_expression> + * + * <assignment_operator> ::= "=" + * | "*=" + * | "/=" + * | "+=" + * | "-=" + * | "%=" // reserved + * | "<<=" // reserved + * | ">>=" // reserved + * | "&=" // reserved + * | "^=" // reserved + * | "|=" // reserved + */ assignment_expression assignment_expression_1 .or assignment_expression_2 .or assignment_expression_3 .or assignment_expression_4 .or assignment_expression_5/* .or assignment_expression_6 .or @@ -582,24 +594,24 @@ assignment_expression_5 unary_expression .and barequals .and assignment_expression .and .true .emit OP_ORASSIGN;*/ /* - <expression> ::= <assignment_expression> - | <expression> "," <assignment_expression> -*/ + * <expression> ::= <assignment_expression> + * | <expression> "," <assignment_expression> + */ expression assignment_expression .and .loop expression_1; expression_1 comma .and assignment_expression .and .true .emit OP_SEQUENCE; /* - <constant_expression> ::= <conditional_expression> -*/ + * <constant_expression> ::= <conditional_expression> + */ constant_expression conditional_expression .and .true .emit OP_END; /* - <declaration> ::= <function_prototype> ";" - | <init_declarator_list> ";" -*/ + * <declaration> ::= <function_prototype> ";" + * | <init_declarator_list> ";" + */ declaration declaration_1 .or declaration_2; declaration_1 @@ -608,9 +620,9 @@ declaration_2 init_declarator_list .emit DECLARATION_INIT_DECLARATOR_LIST .and semicolon; /* - <function_prototype> ::= <function_header> "void" ")" - | <function_declarator> ")" -*/ + * <function_prototype> ::= <function_header> "void" ")" + * | <function_declarator> ")" + */ function_prototype function_prototype_1 .or function_prototype_2; function_prototype_1 @@ -619,25 +631,25 @@ function_prototype_2 function_declarator .and rparen .error RPAREN_EXPECTED .emit PARAMETER_NONE; /* - <function_declarator> ::= <function_header> - | <function_header_with_parameters> -*/ + * <function_declarator> ::= <function_header> + * | <function_header_with_parameters> + */ function_declarator function_header_with_parameters .or function_header; /* - <function_header_with_parameters> ::= <function_header> <parameter_declaration> - | <function_header_with_parameters> "," - <parameter_declaration> -*/ + * <function_header_with_parameters> ::= <function_header> <parameter_declaration> + * | <function_header_with_parameters> "," + * <parameter_declaration> + */ function_header_with_parameters function_header .and parameter_declaration .and .loop function_header_with_parameters_1; function_header_with_parameters_1 comma .and parameter_declaration; /* - <function_header> ::= <fully_specified_type> <identifier> "(" -*/ + * <function_header> ::= <fully_specified_type> <identifier> "(" + */ function_header function_header_nospace .or function_header_space; function_header_space @@ -646,64 +658,64 @@ function_header_nospace fully_specified_type_nospace .and function_decl_identifier .and lparen; /* - <function_decl_identifier> ::= "__constructor" - | <__operator> - | <identifier> - -note: this is an extension to the standard language specification - normally slang disallows - operator and constructor prototypes and definitions -*/ + * <function_decl_identifier> ::= "__constructor" + * | <__operator> + * | <identifier> + * + * note: this is an extension to the standard language specification. + * normally slang disallows operator and constructor prototypes and definitions + */ function_decl_identifier .if (parsing_builtin != 0) __operator .emit FUNCTION_OPERATOR .or .if (parsing_builtin != 0) "__constructor" .emit FUNCTION_CONSTRUCTOR .or identifier .emit FUNCTION_ORDINARY; /* - <__operator> ::= "__operator" <overriden_op> - -note: this is an extension to the standard language specification - normally slang disallows - operator prototypes and definitions -*/ + * <__operator> ::= "__operator" <overriden_op> + * + * note: this is an extension to the standard language specification. + * normally slang disallows operator prototypes and definitions + */ __operator "__operator" .and overriden_operator .error INVALID_OPERATOR_OVERRIDE; /* - <overriden_op> ::= "=" - | "+=" - | "-=" - | "*=" - | "/=" - | "%=" // reserved - | "<<=" // reserved - | ">>=" // reserved - | "&=" // reserved - | "^=" // reserved - | "|=" // reserved - | "^^" - | "|" // reserved - | "^" // reserved - | "&" // reserved - | "==" - | "!=" - | "<" - | ">" - | "<=" - | ">=" - | "<<" // reserved - | ">>" // reserved - | "*" - | "/" - | "%" // reserved - | "++" - | "--" - | "+" - | "-" - | "~" // reserved - | "!" - -note: this is an extension to the standard language specification - normally slang disallows - operator prototypes and definitions -*/ + * <overriden_op> ::= "=" + * | "+=" + * | "-=" + * | "*=" + * | "/=" + * | "%=" // reserved + * | "<<=" // reserved + * | ">>=" // reserved + * | "&=" // reserved + * | "^=" // reserved + * | "|=" // reserved + * | "^^" + * | "|" // reserved + * | "^" // reserved + * | "&" // reserved + * | "==" + * | "!=" + * | "<" + * | ">" + * | "<=" + * | ">=" + * | "<<" // reserved + * | ">>" // reserved + * | "*" + * | "/" + * | "%" // reserved + * | "++" + * | "--" + * | "+" + * | "-" + * | "~" // reserved + * | "!" + * + * note: this is an extension to the standard language specification. + * normally slang disallows operator prototypes and definitions + */ overriden_operator plusplus .emit OPERATOR_INCREMENT .or plusequals .emit OPERATOR_ADDASSIGN .or @@ -736,10 +748,9 @@ overriden_operator caret .emit OPERATOR_BITXOR*/; /* - <parameter_declarator> ::= <type_specifier> <identifier> - | <type_specifier> <identifier> "[" <constant_expression> - "]" -*/ + * <parameter_declarator> ::= <type_specifier> <identifier> + * | <type_specifier> <identifier> "[" <constant_expression> "]" + */ parameter_declarator parameter_declarator_nospace .or parameter_declarator_space; parameter_declarator_nospace @@ -753,21 +764,21 @@ parameter_declarator_2 lbracket .and constant_expression .and rbracket; /* - <parameter_declaration> ::= <type_qualifier> <parameter_qualifier> - <precision> <parameter_declarator> - | <type_qualifier> <parameter_qualifier> - <precision> <parameter_type_specifier> - | <type_qualifier> <parameter_qualifier> - <parameter_declarator> - | <type_qualifier> <parameter_qualifier> - <parameter_type_specifier> - | <parameter_qualifier> <precision> - <parameter_declarator> - | <parameter_qualifier> <precision> - <parameter_type_specifier> - | <parameter_qualifier> <parameter_declarator> - | <parameter_qualifier> <parameter_type_specifier> -*/ + * <parameter_declaration> ::= <type_qualifier> <parameter_qualifier> + * <precision> <parameter_declarator> + * | <type_qualifier> <parameter_qualifier> + * <precision> <parameter_type_specifier> + * | <type_qualifier> <parameter_qualifier> + * <parameter_declarator> + * | <type_qualifier> <parameter_qualifier> + * <parameter_type_specifier> + * | <parameter_qualifier> <precision> + * <parameter_declarator> + * | <parameter_qualifier> <precision> + * <parameter_type_specifier> + * | <parameter_qualifier> <parameter_declarator> + * | <parameter_qualifier> <parameter_type_specifier> + */ parameter_declaration parameter_declaration_1 .emit PARAMETER_NEXT; parameter_declaration_1 @@ -786,11 +797,11 @@ parameter_declaration_rest parameter_declarator .or parameter_type_specifier; /* - <parameter_qualifier> ::= "in" - | "out" - | "inout" - | "" -*/ + * <parameter_qualifier> ::= "in" + * | "out" + * | "inout" + * | "" + */ parameter_qualifier parameter_qualifier_1 .or .true .emit PARAM_QUALIFIER_IN; parameter_qualifier_1 @@ -801,9 +812,9 @@ parameter_qualifier_2 "inout" .emit PARAM_QUALIFIER_INOUT; /* - <parameter_type_specifier> ::= <type_specifier> - | <type_specifier> "[" <constant_expression> "]" -*/ + * <parameter_type_specifier> ::= <type_specifier> + * | <type_specifier> "[" <constant_expression> "]" + */ parameter_type_specifier parameter_type_specifier_1 .and .true .emit '\0' .and parameter_type_specifier_2; parameter_type_specifier_1 @@ -815,14 +826,14 @@ parameter_type_specifier_3 lbracket .and constant_expression .and rbracket; /* - <init_declarator_list> ::= <single_declaration> - | <init_declarator_list> "," <identifier> - | <init_declarator_list> "," <identifier> "[" "]" - | <init_declarator_list> "," <identifier> "[" - <constant_expression> "]" - | <init_declarator_list> "," <identifier> "=" - <initializer> -*/ + * <init_declarator_list> ::= <single_declaration> + * | <init_declarator_list> "," <identifier> + * | <init_declarator_list> "," <identifier> "[" "]" + * | <init_declarator_list> "," <identifier> "[" + * <constant_expression> "]" + * | <init_declarator_list> "," <identifier> "=" + * <initializer> + */ init_declarator_list single_declaration .and .loop init_declarator_list_1 .emit DECLARATOR_NEXT .and .true .emit DECLARATOR_NONE; @@ -838,12 +849,12 @@ init_declarator_list_5 constant_expression .emit VARIABLE_ARRAY_EXPLICIT .or .true .emit VARIABLE_ARRAY_UNKNOWN; /* - <single_declaration> ::= <fully_specified_type> - | <fully_specified_type> <identifier> - | <fully_specified_type> <identifier> "[" "]" - | <fully_specified_type> <identifier> "[" - <constant_expression> "]" - | <fully_specified_type> <identifier> "=" <initializer> + * <single_declaration> ::= <fully_specified_type> + * | <fully_specified_type> <identifier> + * | <fully_specified_type> <identifier> "[" "]" + * | <fully_specified_type> <identifier> "[" + * <constant_expression> "]" + * | <fully_specified_type> <identifier> "=" <initializer> */ single_declaration single_declaration_nospace .or single_declaration_space; @@ -869,11 +880,11 @@ single_declaration_6 constant_expression .emit VARIABLE_ARRAY_EXPLICIT .or .true .emit VARIABLE_ARRAY_UNKNOWN; /* - <fully_specified_type> ::= <type_specifier> - | <type_qualifier> <type_specifier> - | <precision> <type_specifier> - | <type_qualifier> <precision> <type_specifier> -*/ + * <fully_specified_type> ::= <type_specifier> + * | <type_qualifier> <type_specifier> + * | <precision> <type_specifier> + * | <type_qualifier> <precision> <type_specifier> + */ fully_specified_type_space fully_specified_type_optqual .and fully_specified_type_optprec .and type_specifier_space; fully_specified_type_nospace @@ -888,58 +899,58 @@ fully_specified_type_prec precision .and space; /* - <type_qualifier> ::= "const" - | "attribute" // Vertex only. - | "varying" - | "uniform" - | "__fixed_output" - | "__fixed_input" - -note: this is an extension to the standard language specification - normally slang disallows - __fixed_output and __fixed_input type qualifiers -*/ + * <type_qualifier> ::= "const" + * | "attribute" // Vertex only. + * | "varying" + * | "uniform" + * | "__fixed_output" + * | "__fixed_input" + * + * note: this is an extension to the standard language specification, + * normally slang disallows __fixed_output and __fixed_input type qualifiers + */ type_qualifier "const" .emit TYPE_QUALIFIER_CONST .or .if (shader_type == 2) "attribute" .emit TYPE_QUALIFIER_ATTRIBUTE .or "varying" .emit TYPE_QUALIFIER_VARYING .or "uniform" .emit TYPE_QUALIFIER_UNIFORM .or - .if (parsing_builtin != 0) "__fixed_output" .emit TYPE_QUALIFIER_FIXEDOUTPUT .or - .if (parsing_builtin != 0) "__fixed_input" .emit TYPE_QUALIFIER_FIXEDINPUT; - -/* - <type_specifier> ::= "void" - | "float" - | "int" - | "bool" - | "vec2" - | "vec3" - | "vec4" - | "bvec2" - | "bvec3" - | "bvec4" - | "ivec2" - | "ivec3" - | "ivec4" - | "mat2" - | "mat3" - | "mat4" - | "mat2x3" - | "mat3x2" - | "mat2x4" - | "mat4x2" - | "mat3x4" - | "mat4x3" - | "sampler1D" - | "sampler2D" - | "sampler3D" - | "samplerCube" - | "sampler1DShadow" - | "sampler2DShadow" - | "sampler2DRect" - | "sampler2DRectShadow" - | <struct_specifier> - | <type_name> -*/ + .if (parsing_builtin != 0) "__fixed_output" .emit TYPE_QUALIFIER_FIXEDOUTPUT .or + .if (parsing_builtin != 0) "__fixed_input" .emit TYPE_QUALIFIER_FIXEDINPUT; + +/* + * <type_specifier> ::= "void" + * | "float" + * | "int" + * | "bool" + * | "vec2" + * | "vec3" + * | "vec4" + * | "bvec2" + * | "bvec3" + * | "bvec4" + * | "ivec2" + * | "ivec3" + * | "ivec4" + * | "mat2" + * | "mat3" + * | "mat4" + * | "mat2x3" + * | "mat3x2" + * | "mat2x4" + * | "mat4x2" + * | "mat3x4" + * | "mat4x3" + * | "sampler1D" + * | "sampler2D" + * | "sampler3D" + * | "samplerCube" + * | "sampler1DShadow" + * | "sampler2DShadow" + * | "sampler2DRect" + * | "sampler2DRectShadow" + * | <struct_specifier> + * | <type_name> + */ type_specifier_space "void" .emit TYPE_SPECIFIER_VOID .or "float" .emit TYPE_SPECIFIER_FLOAT .or @@ -976,9 +987,9 @@ type_specifier_nospace struct_specifier .emit TYPE_SPECIFIER_STRUCT; /* - <struct_specifier> ::= "struct" <identifier> "{" <struct_declaration_list> "}" - | "struct" "{" <struct_declaration_list> "}" -*/ + * <struct_specifier> ::= "struct" <identifier> "{" <struct_declaration_list> "}" + * | "struct" "{" <struct_declaration_list> "}" + */ struct_specifier "struct" .and struct_specifier_1 .and optional_space .and lbrace .error LBRACE_EXPECTED .and struct_declaration_list .and rbrace .emit FIELD_NONE; @@ -988,15 +999,15 @@ struct_specifier_2 space .and identifier; /* - <struct_declaration_list> ::= <struct_declaration> - | <struct_declaration_list> <struct_declaration> -*/ + * <struct_declaration_list> ::= <struct_declaration> + * | <struct_declaration_list> <struct_declaration> + */ struct_declaration_list struct_declaration .and .loop struct_declaration .emit FIELD_NEXT; /* - <struct_declaration> ::= <type_specifier> <struct_declarator_list> ";" -*/ + * <struct_declaration> ::= <type_specifier> <struct_declarator_list> ";" + */ struct_declaration struct_declaration_nospace .or struct_declaration_space; struct_declaration_space @@ -1005,18 +1016,18 @@ struct_declaration_nospace type_specifier_nospace .and struct_declarator_list .and semicolon .emit FIELD_NONE; /* - <struct_declarator_list> ::= <struct_declarator> - | <struct_declarator_list> "," <struct_declarator> -*/ + * <struct_declarator_list> ::= <struct_declarator> + * | <struct_declarator_list> "," <struct_declarator> + */ struct_declarator_list struct_declarator .and .loop struct_declarator_list_1 .emit FIELD_NEXT; struct_declarator_list_1 comma .and struct_declarator; /* - <struct_declarator> ::= <identifier> - | <identifier> "[" <constant_expression> "]" -*/ + * <struct_declarator> ::= <identifier> + * | <identifier> "[" <constant_expression> "]" + */ struct_declarator identifier .and struct_declarator_1; struct_declarator_1 @@ -1025,21 +1036,21 @@ struct_declarator_2 lbracket .and constant_expression .and rbracket; /* - <initializer> ::= <assignment_expression> -*/ + * <initializer> ::= <assignment_expression> + */ initializer assignment_expression .and .true .emit OP_END; /* - <declaration_statement> ::= <declaration> -*/ + * <declaration_statement> ::= <declaration> + */ declaration_statement declaration; /* - <statement> ::= <compound_statement> - | <simple_statement> -*/ + * <statement> ::= <compound_statement> + * | <simple_statement> + */ statement compound_statement .or simple_statement; statement_space @@ -1048,16 +1059,16 @@ statement_space_1 space .and simple_statement; /* - <simple_statement> ::= <__asm_statement> - | <selection_statement> - | <iteration_statement> - | <jump_statement> - | <expression_statement> - | <declaration_statement> - -note: this is an extension to the standard language specification - normally slang disallows - use of __asm statements -*/ + * <simple_statement> ::= <__asm_statement> + * | <selection_statement> + * | <iteration_statement> + * | <jump_statement> + * | <expression_statement> + * | <declaration_statement> + * + * note: this is an extension to the standard language specification. + * normally slang disallows use of __asm statements + */ simple_statement .if (parsing_builtin != 0) __asm_statement .emit OP_ASM .or selection_statement .or @@ -1068,9 +1079,9 @@ simple_statement declaration_statement .emit OP_DECLARE; /* - <compound_statement> ::= "{" "}" - | "{" <statement_list> "}" -*/ + * <compound_statement> ::= "{" "}" + * | "{" <statement_list> "}" + */ compound_statement compound_statement_1 .emit OP_BLOCK_BEGIN_NEW_SCOPE .and .true .emit OP_END; compound_statement_1 @@ -1081,16 +1092,16 @@ compound_statement_3 lbrace .and statement_list .and rbrace; /* - <statement_no_new_scope> ::= <compound_statement_no_new_scope> - | <simple_statement> -*/ + * <statement_no_new_scope> ::= <compound_statement_no_new_scope> + * | <simple_statement> + */ statement_no_new_scope compound_statement_no_new_scope .or simple_statement; /* - <compound_statement_no_new_scope> ::= "{" "}" - | "{" <statement_list> "}" -*/ + * <compound_statement_no_new_scope> ::= "{" "}" + * | "{" <statement_list> "}" + */ compound_statement_no_new_scope compound_statement_no_new_scope_1 .emit OP_BLOCK_BEGIN_NO_NEW_SCOPE .and .true .emit OP_END; compound_statement_no_new_scope_1 @@ -1101,16 +1112,16 @@ compound_statement_no_new_scope_3 lbrace .and statement_list .and rbrace; /* - <statement_list> ::= <statement> - | <statement_list> <statement> -*/ + * <statement_list> ::= <statement> + * | <statement_list> <statement> + */ statement_list statement .and .loop statement; /* - <expression_statement> ::= ";" - | <expression> ";" -*/ + * <expression_statement> ::= ";" + * | <expression> ";" + */ expression_statement expression_statement_1 .or expression_statement_2; expression_statement_1 @@ -1119,16 +1130,16 @@ expression_statement_2 expression .and semicolon .emit OP_END; /* - <selection_statement> ::= "if" "(" <expression> ")" <selection_rest_statement> -*/ + * <selection_statement> ::= "if" "(" <expression> ")" <selection_rest_statement> + */ selection_statement "if" .emit OP_IF .and lparen .error LPAREN_EXPECTED .and expression .and rparen .error RPAREN_EXPECTED .emit OP_END .and selection_rest_statement; /* - <selection_rest_statement> ::= <statement> "else" <statement> - | <statement> -*/ + * <selection_rest_statement> ::= <statement> "else" <statement> + * | <statement> + */ selection_rest_statement statement .and selection_rest_statement_1; selection_rest_statement_1 @@ -1137,11 +1148,12 @@ selection_rest_statement_2 "else" .and optional_space .and statement; /* - <condition> ::= <expression> - | <fully_specified_type> <identifier> "=" <initializer> - -note: if <condition_1> is executed, the emit format must match <declaration> emit format -*/ + * <condition> ::= <expression> + * | <fully_specified_type> <identifier> "=" <initializer> + * + * note: if <condition_1> is executed, the emit format must + * match <declaration> emit format + */ condition condition_1 .emit OP_DECLARE .emit DECLARATION_INIT_DECLARATOR_LIST .or condition_3 .emit OP_EXPRESSION; @@ -1158,11 +1170,11 @@ condition_3 expression .and .true .emit OP_END; /* - <iteration_statement> ::= "while" "(" <condition> ")" <statement> - | "do" <statement> "while" "(" <expression> ")" ";" - | "for" "(" <for_init_statement> <for_rest_statement> ")" - <statement_no_new_scope> -*/ + * <iteration_statement> ::= "while" "(" <condition> ")" <statement> + * | "do" <statement> "while" "(" <expression> ")" ";" + * | "for" "(" <for_init_statement> <for_rest_statement> ")" + * <statement_no_new_scope> + */ iteration_statement iteration_statement_1 .or iteration_statement_2 .or iteration_statement_3; iteration_statement_1 @@ -1176,27 +1188,28 @@ iteration_statement_3 for_rest_statement .and rparen .error RPAREN_EXPECTED .and statement_no_new_scope; /* - <for_init_statement> ::= <expression_statement> - | <declaration_statement> -*/ + * <for_init_statement> ::= <expression_statement> + * | <declaration_statement> + */ for_init_statement expression_statement .emit OP_EXPRESSION .or declaration_statement .emit OP_DECLARE; /* - <conditionopt> ::= <condition> - | "" - -note: <conditionopt> is used only by "for" statement - if <condition> is ommitted, parser - simulates default behaviour, that is simulates "true" expression -*/ + * <conditionopt> ::= <condition> + * | "" + * + * note: <conditionopt> is used only by "for" statement. + * if <condition> is ommitted, parser simulates default behaviour, + * that is simulates "true" expression + */ conditionopt condition .or .true .emit OP_EXPRESSION .emit OP_PUSH_BOOL .emit 2 .emit '1' .emit '\0' .emit OP_END; /* - <for_rest_statement> ::= <conditionopt> ";" - | <conditionopt> ";" <expression> -*/ + * <for_rest_statement> ::= <conditionopt> ";" + * | <conditionopt> ";" <expression> + */ for_rest_statement conditionopt .and semicolon .and for_rest_statement_1; for_rest_statement_1 @@ -1205,12 +1218,12 @@ for_rest_statement_2 expression .and .true .emit OP_END; /* - <jump_statement> ::= "continue" ";" - | "break" ";" - | "return" ";" - | "return" <expression> ";" - | "discard" ";" // Fragment shader only. -*/ + * <jump_statement> ::= "continue" ";" + * | "break" ";" + * | "return" ";" + * | "return" <expression> ";" + * | "discard" ";" // Fragment shader only. + */ jump_statement jump_statement_1 .or jump_statement_2 .or jump_statement_3 .or jump_statement_4 .or .if (shader_type == 1) jump_statement_5; @@ -1226,33 +1239,33 @@ jump_statement_5 "discard" .and semicolon .emit OP_DISCARD; /* - <__asm_statement> ::= "__asm" <identifier> <asm_arguments> ";" - -note: this is an extension to the standard language specification - normally slang disallows - __asm statements -*/ + * <__asm_statement> ::= "__asm" <identifier> <asm_arguments> ";" + * + * note: this is an extension to the standard language specification. + * normally slang disallows __asm statements + */ __asm_statement "__asm" .and space .and identifier .and space .and asm_arguments .and semicolon .emit OP_END; /* - <asm_arguments> ::= <asm_argument> - | <asm_arguments> "," <asm_argument> - -note: this is an extension to the standard language specification - normally slang disallows - __asm statements -*/ + * <asm_arguments> ::= <asm_argument> + * | <asm_arguments> "," <asm_argument> + * + * note: this is an extension to the standard language specification. + * normally slang disallows __asm statements + */ asm_arguments asm_argument .and .true .emit OP_END .and .loop asm_arguments_1; asm_arguments_1 comma .and asm_argument .and .true .emit OP_END; /* - <asm_argument> ::= <variable_identifier> - | <floatconstant> - -note: this is an extension to the standard language specification - normally slang disallows - __asm statements -*/ + * <asm_argument> ::= <variable_identifier> + * | <floatconstant> + * + * note: this is an extension to the standard language specification. + * normally slang disallows __asm statements + */ asm_argument var_with_field .or variable_identifier .or @@ -1263,8 +1276,8 @@ var_with_field /* - * <translation_unit> ::= <external_declaration> - * | <translation_unit> <external_declaration> + * <translation_unit> ::= <external_declaration> + * | <translation_unit> <external_declaration> */ translation_unit optional_space .emit REVISION .and external_declaration .error INVALID_EXTERNAL_DECLARATION .and @@ -1273,8 +1286,8 @@ translation_unit /* - * <external_declaration> ::= <function_definition> - * | <declaration> + * <external_declaration> ::= <function_definition> + * | <declaration> */ external_declaration precision_stmt .emit DEFAULT_PRECISION .or @@ -1284,15 +1297,15 @@ external_declaration /* - * <precision_stmt> ::= "precision" <precision> <prectype> + * <precision_stmt> ::= "precision" <precision> <prectype> */ precision_stmt "precision" .and space .and precision .error INVALID_PRECISION .and space .and prectype .error INVALID_PRECISION_TYPE .and semicolon; /* - * <precision> ::= "lowp" - * | "mediump" - * | "highp" + * <precision> ::= "lowp" + * | "mediump" + * | "highp" */ precision "lowp" .emit PRECISION_LOW .or @@ -1318,20 +1331,23 @@ prectype /* - * <invariant_stmt> ::= "invariant" identifier; + * <invariant_stmt> ::= "invariant" identifier; */ invariant_stmt "invariant" .and space .and identifier .and semicolon; - /* - <function_definition> :: <function_prototype> <compound_statement_no_new_scope> -*/ + * <function_definition> :: <function_prototype> <compound_statement_no_new_scope> + */ function_definition function_prototype .and compound_statement_no_new_scope; -/* helper rulez, not part of the official language syntax */ + + +/* + * helper rules, not part of the official language syntax + */ digit_oct '0'-'7'; @@ -1469,7 +1485,7 @@ cpp_style_comment_block_3 cpp_style_comment_char '\x0E'-'\xFF' .or '\x01'-'\x09' .or '\x0B'-'\x0C'; -/* lexical rulez */ +/* lexical rules */ /*ampersand optional_space .and '&' .and optional_space;*/ @@ -1606,7 +1622,7 @@ starequals /*tilde optional_space .and '~' .and optional_space;*/ -/* string rulez - these are used internally by the parser when parsing quoted strings */ +/* string rules - these are used internally by the parser when parsing quoted strings */ .string string_lexer; @@ -1619,7 +1635,7 @@ lex_first_identifier_character lex_next_identifier_character 'a'-'z' .or 'A'-'Z' .or '0'-'9' .or '_'; -/* error rulez - these are used by error messages */ +/* error rules - these are used by error messages */ err_token '~' .or '`' .or '!' .or '@' .or '#' .or '$' .or '%' .or '^' .or '&' .or '*' .or '(' .or ')' .or diff --git a/src/mesa/shader/slang/library/slang_shader_syn.h b/src/mesa/shader/slang/library/slang_shader_syn.h index 6457bb69bd..abd8d8fb45 100644 --- a/src/mesa/shader/slang/library/slang_shader_syn.h +++ b/src/mesa/shader/slang/library/slang_shader_syn.h @@ -437,8 +437,8 @@ " .if (shader_type == 2) \"attribute\" .emit TYPE_QUALIFIER_ATTRIBUTE .or\n" " \"varying\" .emit TYPE_QUALIFIER_VARYING .or\n" " \"uniform\" .emit TYPE_QUALIFIER_UNIFORM .or\n" -" .if (parsing_builtin != 0) \"__fixed_output\" .emit TYPE_QUALIFIER_FIXEDOUTPUT .or\n" -" .if (parsing_builtin != 0) \"__fixed_input\" .emit TYPE_QUALIFIER_FIXEDINPUT;\n" +" .if (parsing_builtin != 0) \"__fixed_output\" .emit TYPE_QUALIFIER_FIXEDOUTPUT .or\n" +" .if (parsing_builtin != 0) \"__fixed_input\" .emit TYPE_QUALIFIER_FIXEDINPUT;\n" "type_specifier_space\n" " \"void\" .emit TYPE_SPECIFIER_VOID .or\n" " \"float\" .emit TYPE_SPECIFIER_FLOAT .or\n" |