diff options
Diffstat (limited to 'lib/libdtrace/common/dt_pcb.h')
| -rw-r--r-- | lib/libdtrace/common/dt_pcb.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/lib/libdtrace/common/dt_pcb.h b/lib/libdtrace/common/dt_pcb.h new file mode 100644 index 000000000000..0ba2c6b59c3b --- /dev/null +++ b/lib/libdtrace/common/dt_pcb.h @@ -0,0 +1,103 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2005 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _DT_PCB_H +#define _DT_PCB_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <dtrace.h> +#include <setjmp.h> +#include <stdio.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#include <dt_parser.h> +#include <dt_regset.h> +#include <dt_inttab.h> +#include <dt_strtab.h> +#include <dt_decl.h> +#include <dt_as.h> + +typedef struct dt_pcb { + dtrace_hdl_t *pcb_hdl; /* pointer to library handle */ + struct dt_pcb *pcb_prev; /* pointer to previous pcb in stack */ + FILE *pcb_fileptr; /* pointer to input file (or NULL) */ + char *pcb_filetag; /* optional file name string (or NULL) */ + const char *pcb_string; /* pointer to input string (or NULL) */ + const char *pcb_strptr; /* pointer to input position */ + size_t pcb_strlen; /* length of pcb_string */ + int pcb_sargc; /* number of script arguments (if any) */ + char *const *pcb_sargv; /* script argument strings (if any) */ + ushort_t *pcb_sflagv; /* script argument flags (DT_IDFLG_* bits) */ + dt_scope_t pcb_dstack; /* declaration processing stack */ + dt_node_t *pcb_list; /* list of allocated parse tree nodes */ + dt_node_t *pcb_hold; /* parse tree nodes on hold until end of defn */ + dt_node_t *pcb_root; /* root of current parse tree */ + dt_idstack_t pcb_globals; /* stack of global identifier hash tables */ + dt_idhash_t *pcb_locals; /* current hash table of local identifiers */ + dt_idhash_t *pcb_idents; /* current hash table of ambiguous idents */ + dt_idhash_t *pcb_pragmas; /* current hash table of pending pragmas */ + dt_inttab_t *pcb_inttab; /* integer table for constant references */ + dt_strtab_t *pcb_strtab; /* string table for string references */ + dt_regset_t *pcb_regs; /* register set for code generation */ + dt_irlist_t pcb_ir; /* list of unrelocated IR instructions */ + uint_t pcb_asvidx; /* assembler vartab index (see dt_as.c) */ + ulong_t **pcb_asxrefs; /* assembler imported xlators (see dt_as.c) */ + uint_t pcb_asxreflen; /* assembler xlator map length (see dt_as.c) */ + const dtrace_probedesc_t *pcb_pdesc; /* probedesc for current context */ + struct dt_probe *pcb_probe; /* probe associated with current context */ + dtrace_probeinfo_t pcb_pinfo; /* info associated with current context */ + dtrace_attribute_t pcb_amin; /* stability minimum for compilation */ + dt_node_t *pcb_dret; /* node containing return type for assembler */ + dtrace_difo_t *pcb_difo; /* intermediate DIF object made by assembler */ + dtrace_prog_t *pcb_prog; /* intermediate program made by compiler */ + dtrace_stmtdesc_t *pcb_stmt; /* intermediate stmt made by compiler */ + dtrace_ecbdesc_t *pcb_ecbdesc; /* intermediate ecbdesc made by cmplr */ + jmp_buf pcb_jmpbuf; /* setjmp(3C) buffer for error return */ + const char *pcb_region; /* optional region name for yyerror() suffix */ + dtrace_probespec_t pcb_pspec; /* probe description evaluation context */ + uint_t pcb_cflags; /* optional compilation flags (see dtrace.h) */ + uint_t pcb_idepth; /* preprocessor #include nesting depth */ + yystate_t pcb_yystate; /* lex/yacc parsing state (see yybegin()) */ + int pcb_context; /* yyparse() rules context (DT_CTX_* value) */ + int pcb_token; /* token to be returned by yylex() (if != 0) */ + int pcb_cstate; /* state to be restored by lexer at state end */ + int pcb_braces; /* number of open curly braces in lexer */ + int pcb_brackets; /* number of open square brackets in lexer */ + int pcb_parens; /* number of open parentheses in lexer */ +} dt_pcb_t; + +extern void dt_pcb_push(dtrace_hdl_t *, dt_pcb_t *); +extern void dt_pcb_pop(dtrace_hdl_t *, int); + +#ifdef __cplusplus +} +#endif + +#endif /* _DT_PCB_H */ |