| /* $Id: coff-objfmt.h,v 1.1.1.1 2012/03/29 17:21:02 uid42307 Exp $ |
| * COFF (DJGPP) object format |
| * |
| * Copyright (C) 2007 Peter Johnson |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef COFF_OBJFMT_H |
| #define COFF_OBJFMT_H |
| |
| typedef struct coff_unwind_code { |
| SLIST_ENTRY(coff_unwind_code) link; |
| |
| /*@dependent@*/ yasm_symrec *proc; /* Start of procedure */ |
| /*@dependent@*/ yasm_symrec *loc; /* Location of operation */ |
| /* Unwind operation code */ |
| enum { |
| UWOP_PUSH_NONVOL = 0, |
| UWOP_ALLOC_LARGE = 1, |
| UWOP_ALLOC_SMALL = 2, |
| UWOP_SET_FPREG = 3, |
| UWOP_SAVE_NONVOL = 4, |
| UWOP_SAVE_NONVOL_FAR = 5, |
| UWOP_SAVE_XMM128 = 8, |
| UWOP_SAVE_XMM128_FAR = 9, |
| UWOP_PUSH_MACHFRAME = 10 |
| } opcode; |
| unsigned int info; /* Operation info */ |
| yasm_value off; /* Offset expression (used for some codes) */ |
| } coff_unwind_code; |
| |
| typedef struct coff_unwind_info { |
| /*@dependent@*/ yasm_symrec *proc; /* Start of procedure */ |
| /*@dependent@*/ yasm_symrec *prolog; /* End of prologue */ |
| |
| /*@null@*/ /*@dependent@*/ yasm_symrec *ehandler; /* Error handler */ |
| |
| unsigned long framereg; /* Frame register */ |
| yasm_value frameoff; /* Frame offset */ |
| |
| /* Linked list of codes, in decreasing location offset order. |
| * Inserting at the head of this list during assembly naturally results |
| * in this sorting. |
| */ |
| SLIST_HEAD(coff_unwind_code_head, coff_unwind_code) codes; |
| |
| /* These aren't used until inside of generate. */ |
| yasm_value prolog_size; |
| yasm_value codes_count; |
| } coff_unwind_info; |
| |
| coff_unwind_info *yasm_win64__uwinfo_create(void); |
| void yasm_win64__uwinfo_destroy(coff_unwind_info *info); |
| void yasm_win64__unwind_generate(yasm_section *xdata, |
| /*@only@*/ coff_unwind_info *info, |
| unsigned long line); |
| |
| #endif |
