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43 lines
1.4 KiB
PHP
43 lines
1.4 KiB
PHP
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2021 by Sonic Team Junior.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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/// \file asm_defs.inc
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/// \brief must match the C structures
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#ifndef __ASM_DEFS__
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#define __ASM_DEFS__
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// this makes variables more noticable,
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// and make the label match with C code
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// Linux, unlike DOS, has no "_" 19990119 by Kin
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// and nasm needs .data code segs under linux 20010210 by metzgermeister
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// FIXME: nasm ignores these settings, so I put the macros into the makefile
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#ifdef __ELF__
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#define C(label) label
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#define CODE_SEG .data
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#else
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#define C(label) _##label
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#define CODE_SEG .text
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#endif
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/* This is a more readable way to access the arguments passed from C code */
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/* PLEASE NOTE: it is supposed that all arguments passed from C code are */
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/* 32bit integer (INT32, long, and most *pointers) */
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#define ARG1 8(%ebp)
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#define ARG2 12(%ebp)
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#define ARG3 16(%ebp)
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#define ARG4 20(%ebp)
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#define ARG5 24(%ebp)
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#define ARG6 28(%ebp)
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#define ARG7 32(%ebp)
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#define ARG8 36(%ebp)
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#define ARG9 40(%ebp) //(c)tm ... Allegro by Shawn Hargreaves.
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#endif
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