diff options
Diffstat (limited to 'src/usr/diag/prdf/common/framework/rule/prdrCompile.lex')
| -rwxr-xr-x | src/usr/diag/prdf/common/framework/rule/prdrCompile.lex | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/usr/diag/prdf/common/framework/rule/prdrCompile.lex b/src/usr/diag/prdf/common/framework/rule/prdrCompile.lex new file mode 100755 index 000000000..dccb64828 --- /dev/null +++ b/src/usr/diag/prdf/common/framework/rule/prdrCompile.lex @@ -0,0 +1,213 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/usr/diag/prdf/common/framework/rule/prdrCompile.lex $ */ +/* */ +/* IBM CONFIDENTIAL */ +/* */ +/* COPYRIGHT International Business Machines Corp. 2004,2012 */ +/* */ +/* p1 */ +/* */ +/* Object Code Only (OCO) source materials */ +/* Licensed Internal Code Source Materials */ +/* IBM HostBoot Licensed Internal Code */ +/* */ +/* The source code for this program is not published or otherwise */ +/* divested of its trade secrets, irrespective of what has been */ +/* deposited with the U.S. Copyright Office. */ +/* */ +/* Origin: 30 */ +/* */ +/* IBM_PROLOG_END_TAG */ + +/* Pre C stuff: headers, etc. */ +%{ + +/** @file prdrCompile.lex + * + * This file contains all of the flex code for parsing rule-table tokens. + */ + +#include <stdlib.h> + +#include <prdrToken.H> // Token structure definition. +#include <prdrCompile.y.H> // Token enums from yacc code. + +#define YY_NO_UNPUT // No "Unput" function defined. +%} + +/* --- Basic type definitions --- */ + +/* Digits */ +digit [0-9] +hexdigit [0-9a-fA-F] + +/* Numerical constants */ +integer {digit}+ +hexint 0[xX]{hexdigit}+ + /* Bit-string is a hex string between two back-ticks */ +bitstring `{hexdigit}+` + +/* White space */ +whitespace [ \t]* +newline \n + +/* # starts a comment line */ +comment #.*{newline} + +/* IDs are any letter or underscore followed by any number of letters/numbers */ +id [A-Za-z_][A-Za-z0-9_]* + +/* --- end Basic type definitions --- */ + +/* Define special parse contexts for comments and .include headers */ +%x DOX_COMMENT +%x INCLUDED + +/* --- Begin Token Definitions --- */ +%% + + /* Parse numerical constants to "INTEGER" type. */ +{integer} { sscanf(yytext, "%llu", &yylval.long_integer); return PRDR_INTEGER; } +{hexint} { sscanf(yytext, "%llx", &yylval.long_integer); return PRDR_INTEGER; } + + /* Parse a bitstring to "BIT_STRING" type. */ +{bitstring} { + yylval.str_ptr = new std::string(yytext); + return PRDR_BIT_STRING; + } + /* Parse a string to a "STRING" type. Any number of characters between two + * quotes. + */ +\"[^"]*\" { + yylval.str_ptr = new std::string(yytext); + return PRDR_STRING; + } + /* Special end-of-file character. */ +<<EOF>> { return 0; } + + /* Various keyword tokens converted directly to the enum type. */ +chipid { return PRDR_CHIPID; } +sigoff { return PRDR_SIGNATURE_OFFSET; } +PRDR_ERROR_SIGNATURE { return PRDR_SIGNATURE_EXTRA; } +targettype { return PRDR_TARGETTYPE; } +register { return PRDR_REGISTER; } +name { return PRDR_NAME_KW; } +scomaddr { return PRDR_SCOMADDR; } +scomlen { return PRDR_SCOMLEN; } +bit { return PRDR_BIT_KW; } +reset { return PRDR_RESET_ADDR; } +mask { return PRDR_MASK_ADDR; } + +chip { return PRDR_CHIP; } +group { return PRDR_GROUP; } +type { return PRDR_TYPE; } /* @jl04 a Add this for primary/secondary type.*/ +actionclass { return PRDR_ACTIONCLASS; } +rule { return PRDR_RULE; } + +threshold { return PRDR_ACT_THRESHOLD; } +analyse { return PRDR_ACT_ANALYSE; } +analyze { return PRDR_ACT_ANALYSE; } +try { return PRDR_ACT_TRY; } +dump { return PRDR_ACT_DUMP; } +funccall { return PRDR_ACT_FUNCCALL; } +gard { return PRDR_ACT_GARD; } +callout { return PRDR_ACT_CALLOUT; } +flag { return PRDR_ACT_FLAG; } +capture { return PRDR_ACT_CAPTURE; } + +connected { return PRDR_CONNECTED; } +alternate { return PRDR_ALTERNATE; } +procedure { return PRDR_PROCEDURE; } + +attntype { return PRDR_ATTNTYPE; } +shared { return PRDR_SHARED_KW; } +req { return PRDR_REQUIRED_KW; } +field { return PRDR_FLD_KW; } +mfg { return PRDR_MFG_KW; } +mfg_file { return PRDR_MFG_FILE_KW; } +sec { return PRDR_TIME_SEC; } +min { return PRDR_TIME_MIN; } +hour { return PRDR_TIME_HOUR; } +day { return PRDR_TIME_DAY; } + +filter { return PRDR_FILTER; } +singlebit { return PRDR_FILTER_SINGLE_BIT; } +priority { return PRDR_FILTER_PRIORITY; } + +"\<\<" { return PRDR_OP_LEFTSHIFT; } +"\>\>" { return PRDR_OP_RIGHTSHIFT; } + + /* Parse an "ID" type */ +{id} { yylval.str_ptr = new std::string(yytext); return PRDR_ID;} + + /* Ignore extra white space */ +{whitespace} { } + /* Newline or comment line increments line count */ +{newline} { yyline++; } +{comment} { yyline++; } + + /* Any other arbitrary character is returned unchanged (used for parens, |, + * {, etc. in yacc code). + */ +. { return yytext[0]; } + + /* When we find the .included directive, we need to enter a special parse + * context. There is a preprocessor that runs that changes .include directives + * to a .included / .end_included pair. This is used for line counting on + * errors. + */ +"\.included" BEGIN INCLUDED; + /* Ignore extra whitespace */ +<INCLUDED>{whitespace} { } + /* Find the name of the file that was included, push current file and line + * number on to a "stack". When the included file is complete, we pop a pair + * of the stack to determine where we left off in the old file. + */ +<INCLUDED>\".*\" { + yyincfiles.push( + std::pair<std::string,int>( + std::string(yytext), + yyline) + ); + yyline = 1; + } + /* The newline after the .included indicates the .included directive is + * complete. We then return to the "INITIAL" context to parse the included + * file properly. + */ +<INCLUDED>{newline} BEGIN INITIAL; + /* The .end_included directive indicates an included file has ended. Pop the + * parent file/line number off the stack. + */ +"\.end_included" { + yyline = yyincfiles.top().second; + yyincfiles.pop(); + } + + /* A "slash-star-star" indicates a special comment context. This is used for + * the doxygen-style commenting and HTML documentation generation. + */ +"/**"+[ \t]* BEGIN DOX_COMMENT; + /* A "star-slash" indicates the end of a doxygen comment context. (just like + * C++) + */ +<DOX_COMMENT>[ \t]*\*[/] BEGIN INITIAL; + /* Any number of tabs at the beginning of a line, followed by a star followed + * by anything but a slash, followed by any number of tabs is ignored. + */ +<DOX_COMMENT>\n[ \t]*\*[^/][ \t]* { yyline++; return PRDR_DOX_ENDL; } + /* Find any comment line itself (non-star, non-newline) */ +<DOX_COMMENT>[^*\n]* { + yylval.str_ptr = new std::string(yytext); + return PRDR_DOX_COMMENT; + } + /* New-line in a comment is a special token. */ +<DOX_COMMENT>\n { yyline++; return PRDR_DOX_ENDL; } +%% + +/* User Code */ +int yywrap() { return 1;}; // We're only parsing one file, so always return 1. + // This is a lex-ism. + |
