1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _DT_PCB_H 28*0Sstevel@tonic-gate #define _DT_PCB_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <dtrace.h> 33*0Sstevel@tonic-gate #include <setjmp.h> 34*0Sstevel@tonic-gate #include <stdio.h> 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #ifdef __cplusplus 37*0Sstevel@tonic-gate extern "C" { 38*0Sstevel@tonic-gate #endif 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include <dt_parser.h> 41*0Sstevel@tonic-gate #include <dt_regset.h> 42*0Sstevel@tonic-gate #include <dt_inttab.h> 43*0Sstevel@tonic-gate #include <dt_strtab.h> 44*0Sstevel@tonic-gate #include <dt_decl.h> 45*0Sstevel@tonic-gate #include <dt_as.h> 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate typedef struct dt_pcb { 48*0Sstevel@tonic-gate dtrace_hdl_t *pcb_hdl; /* pointer to library handle */ 49*0Sstevel@tonic-gate struct dt_pcb *pcb_prev; /* pointer to previous pcb in stack */ 50*0Sstevel@tonic-gate FILE *pcb_fileptr; /* pointer to input file (or NULL) */ 51*0Sstevel@tonic-gate char *pcb_filetag; /* optional file name string (or NULL) */ 52*0Sstevel@tonic-gate const char *pcb_string; /* pointer to input string (or NULL) */ 53*0Sstevel@tonic-gate const char *pcb_strptr; /* pointer to input position */ 54*0Sstevel@tonic-gate size_t pcb_strlen; /* length of pcb_string */ 55*0Sstevel@tonic-gate int pcb_sargc; /* number of script arguments (if any) */ 56*0Sstevel@tonic-gate char *const *pcb_sargv; /* script argument strings (if any) */ 57*0Sstevel@tonic-gate ushort_t *pcb_sflagv; /* script argument flags (DT_IDFLG_* bits) */ 58*0Sstevel@tonic-gate dt_scope_t pcb_dstack; /* declaration processing stack */ 59*0Sstevel@tonic-gate dt_node_t *pcb_list; /* list of allocated parse tree nodes */ 60*0Sstevel@tonic-gate dt_node_t *pcb_hold; /* parse tree nodes on hold until end of defn */ 61*0Sstevel@tonic-gate dt_node_t *pcb_root; /* root of current parse tree */ 62*0Sstevel@tonic-gate dt_idstack_t pcb_globals; /* stack of global identifier hash tables */ 63*0Sstevel@tonic-gate dt_idhash_t *pcb_locals; /* current hash table of local identifiers */ 64*0Sstevel@tonic-gate dt_idhash_t *pcb_idents; /* current hash table of ambiguous idents */ 65*0Sstevel@tonic-gate dt_idhash_t *pcb_pragmas; /* current hash table of pending pragmas */ 66*0Sstevel@tonic-gate dt_inttab_t *pcb_inttab; /* integer table for constant references */ 67*0Sstevel@tonic-gate dt_strtab_t *pcb_strtab; /* string table for string references */ 68*0Sstevel@tonic-gate dt_regset_t *pcb_regs; /* register set for code generation */ 69*0Sstevel@tonic-gate dt_irlist_t pcb_ir; /* list of unrelocated IR instructions */ 70*0Sstevel@tonic-gate uint_t pcb_asvidx; /* vartab index (used by assembler) */ 71*0Sstevel@tonic-gate const dtrace_probedesc_t *pcb_pdesc; /* probedesc for current context */ 72*0Sstevel@tonic-gate struct dt_probe *pcb_probe; /* probe associated with current context */ 73*0Sstevel@tonic-gate dtrace_probeinfo_t pcb_pinfo; /* info associated with current context */ 74*0Sstevel@tonic-gate dtrace_attribute_t pcb_amin; /* stability minimum for compilation */ 75*0Sstevel@tonic-gate dt_node_t *pcb_dret; /* node containing return type for assembler */ 76*0Sstevel@tonic-gate dtrace_difo_t *pcb_difo; /* intermediate DIF object made by assembler */ 77*0Sstevel@tonic-gate dtrace_difo_t *pcb_pred; /* intermediate predicate made by compiler */ 78*0Sstevel@tonic-gate dtrace_prog_t *pcb_prog; /* intermediate program made by compiler */ 79*0Sstevel@tonic-gate dtrace_stmtdesc_t *pcb_stmt; /* intermediate stmt made by compiler */ 80*0Sstevel@tonic-gate dtrace_ecbdesc_t *pcb_ecbdesc; /* intermediate ecbdesc made by cmplr */ 81*0Sstevel@tonic-gate jmp_buf pcb_jmpbuf; /* setjmp(3C) buffer for error return */ 82*0Sstevel@tonic-gate const char *pcb_region; /* optional region name for yyerror() suffix */ 83*0Sstevel@tonic-gate dtrace_probespec_t pcb_pspec; /* probe description evaluation context */ 84*0Sstevel@tonic-gate uint_t pcb_cflags; /* optional compilation flags (see dtrace.h) */ 85*0Sstevel@tonic-gate uint_t pcb_idepth; /* preprocessor #include nesting depth */ 86*0Sstevel@tonic-gate yystate_t pcb_yystate; /* lex/yacc parsing state (see yybegin()) */ 87*0Sstevel@tonic-gate int pcb_context; /* yyparse() rules context (DT_CTX_* value) */ 88*0Sstevel@tonic-gate int pcb_token; /* token to be returned by yylex() (if != 0) */ 89*0Sstevel@tonic-gate int pcb_cstate; /* state to be restored by lexer at state end */ 90*0Sstevel@tonic-gate int pcb_braces; /* number of open curly braces in lexer */ 91*0Sstevel@tonic-gate int pcb_brackets; /* number of open square brackets in lexer */ 92*0Sstevel@tonic-gate int pcb_parens; /* number of open parentheses in lexer */ 93*0Sstevel@tonic-gate } dt_pcb_t; 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate extern void dt_pcb_push(dtrace_hdl_t *, dt_pcb_t *); 96*0Sstevel@tonic-gate extern void dt_pcb_pop(dtrace_hdl_t *, int); 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate #ifdef __cplusplus 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate #endif 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate #endif /* _DT_PCB_H */ 103