mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-10 15:22:04 +00:00
ab04a1915e
gcc got stricter about array accesses, complicating progs macros, and much better at detecting buffer overflows.
521 lines
8.2 KiB
C
521 lines
8.2 KiB
C
/* Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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See file, 'COPYING', for details.
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*/
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// this file is shared by QuakeForge and qfcc
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#ifndef __QF_pr_comp_h
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#define __QF_pr_comp_h
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#include "QF/qtypes.h"
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typedef int16_t pr_short_t;
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typedef uint16_t pr_ushort_t;
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typedef int32_t pr_int_t;
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typedef uint32_t pr_uint_t;
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typedef pr_uint_t func_t;
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typedef pr_int_t string_t;
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typedef pr_uint_t pointer_t;
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typedef enum {
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ev_void,
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ev_string,
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ev_float,
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ev_vector,
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ev_entity,
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ev_field,
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ev_func,
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ev_pointer, // end of v6 types
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ev_quat,
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ev_integer,
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ev_uinteger,
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ev_short, // value is embedded in the opcode
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ev_double,
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ev_invalid, // invalid type. used for instruction checking
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ev_type_count // not a type, gives number of types
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} etype_t;
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extern const pr_ushort_t pr_type_size[ev_type_count];
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extern const char * const pr_type_name[ev_type_count];
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#define OFS_NULL 0
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#define OFS_RETURN 1
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#define OFS_PARM0 4 // leave 3 ofs for each parm to hold vectors
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#define OFS_PARM1 7
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#define OFS_PARM2 10
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#define OFS_PARM3 13
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#define OFS_PARM4 16
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#define OFS_PARM5 19
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#define OFS_PARM6 22
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#define OFS_PARM7 25
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#define RESERVED_OFS 28
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typedef enum {
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OP_DONE,
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OP_MUL_F,
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OP_MUL_V,
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OP_MUL_FV,
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OP_MUL_VF,
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OP_DIV_F,
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OP_ADD_F,
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OP_ADD_V,
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OP_SUB_F,
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OP_SUB_V,
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OP_EQ_F,
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OP_EQ_V,
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OP_EQ_S,
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OP_EQ_E,
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OP_EQ_FN,
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OP_NE_F,
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OP_NE_V,
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OP_NE_S,
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OP_NE_E,
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OP_NE_FN,
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OP_LE_F,
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OP_GE_F,
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OP_LT_F,
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OP_GT_F,
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OP_LOAD_F,
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OP_LOAD_V,
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OP_LOAD_S,
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OP_LOAD_ENT,
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OP_LOAD_FLD,
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OP_LOAD_FN,
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OP_ADDRESS,
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OP_STORE_F,
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OP_STORE_V,
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OP_STORE_S,
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OP_STORE_ENT,
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OP_STORE_FLD,
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OP_STORE_FN,
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OP_STOREP_F,
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OP_STOREP_V,
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OP_STOREP_S,
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OP_STOREP_ENT,
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OP_STOREP_FLD,
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OP_STOREP_FN,
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OP_RETURN,
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OP_NOT_F,
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OP_NOT_V,
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OP_NOT_S,
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OP_NOT_ENT,
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OP_NOT_FN,
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OP_IF,
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OP_IFNOT,
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OP_CALL0,
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OP_CALL1,
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OP_CALL2,
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OP_CALL3,
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OP_CALL4,
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OP_CALL5,
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OP_CALL6,
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OP_CALL7,
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OP_CALL8,
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OP_STATE,
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OP_GOTO,
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OP_AND,
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OP_OR,
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OP_BITAND,
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OP_BITOR, // end of v6 opcodes
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OP_ADD_S,
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OP_LE_S,
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OP_GE_S,
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OP_LT_S,
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OP_GT_S,
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OP_ADD_I,
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OP_SUB_I,
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OP_MUL_I,
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OP_DIV_I,
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OP_BITAND_I,
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OP_BITOR_I,
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OP_GE_I,
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OP_LE_I,
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OP_GT_I,
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OP_LT_I,
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OP_AND_I,
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OP_OR_I,
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OP_NOT_I,
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OP_EQ_I,
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OP_NE_I,
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OP_STORE_I,
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OP_STOREP_I,
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OP_LOAD_I,
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OP_CONV_IF,
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OP_CONV_FI,
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OP_BITXOR_F,
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OP_BITXOR_I,
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OP_BITNOT_F,
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OP_BITNOT_I,
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OP_SHL_F,
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OP_SHR_F,
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OP_SHL_I,
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OP_SHR_I,
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OP_REM_F,
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OP_REM_I,
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OP_LOADB_F,
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OP_LOADB_V,
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OP_LOADB_S,
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OP_LOADB_ENT,
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OP_LOADB_FLD,
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OP_LOADB_FN,
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OP_LOADB_I,
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OP_LOADB_P,
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OP_STOREB_F,
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OP_STOREB_V,
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OP_STOREB_S,
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OP_STOREB_ENT,
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OP_STOREB_FLD,
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OP_STOREB_FN,
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OP_STOREB_I,
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OP_STOREB_P,
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OP_ADDRESS_VOID,
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OP_ADDRESS_F,
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OP_ADDRESS_V,
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OP_ADDRESS_S,
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OP_ADDRESS_ENT,
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OP_ADDRESS_FLD,
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OP_ADDRESS_FN,
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OP_ADDRESS_I,
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OP_ADDRESS_P,
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OP_LEA,
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OP_IFBE,
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OP_IFB,
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OP_IFAE,
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OP_IFA,
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OP_JUMP,
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OP_JUMPB,
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OP_LT_U,
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OP_GT_U,
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OP_LE_U,
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OP_GE_U,
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OP_LOADBI_F,
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OP_LOADBI_V,
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OP_LOADBI_S,
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OP_LOADBI_ENT,
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OP_LOADBI_FLD,
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OP_LOADBI_FN,
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OP_LOADBI_I,
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OP_LOADBI_P,
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OP_STOREBI_F,
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OP_STOREBI_V,
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OP_STOREBI_S,
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OP_STOREBI_ENT,
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OP_STOREBI_FLD,
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OP_STOREBI_FN,
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OP_STOREBI_I,
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OP_STOREBI_P,
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OP_LEAI,
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OP_LOAD_P,
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OP_STORE_P,
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OP_STOREP_P,
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OP_NOT_P,
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OP_EQ_P,
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OP_NE_P,
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OP_LE_P,
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OP_GE_P,
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OP_LT_P,
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OP_GT_P,
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OP_MOVEI,
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OP_MOVEP,
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OP_MOVEPI,
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OP_SHR_U,
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OP_STATE_F,
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OP_ADD_Q,
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OP_SUB_Q,
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OP_MUL_Q,
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OP_MUL_QF,
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OP_MUL_FQ,
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OP_MUL_QV,
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OP_CONJ_Q,
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OP_NOT_Q,
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OP_EQ_Q,
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OP_NE_Q,
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OP_STORE_Q,
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OP_STOREB_Q,
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OP_STOREBI_Q,
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OP_STOREP_Q,
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OP_LOAD_Q,
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OP_LOADB_Q,
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OP_LOADBI_Q,
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OP_ADDRESS_Q,
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OP_RCALL0,
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OP_RCALL1,
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OP_RCALL2,
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OP_RCALL3,
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OP_RCALL4,
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OP_RCALL5,
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OP_RCALL6,
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OP_RCALL7,
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OP_RCALL8,
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OP_RETURN_V,
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OP_PUSH_S,
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OP_PUSH_F,
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OP_PUSH_V,
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OP_PUSH_ENT,
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OP_PUSH_FLD,
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OP_PUSH_FN,
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OP_PUSH_P,
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OP_PUSH_Q,
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OP_PUSH_I,
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OP_PUSH_D,
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OP_PUSHB_S,
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OP_PUSHB_F,
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OP_PUSHB_V,
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OP_PUSHB_ENT,
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OP_PUSHB_FLD,
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OP_PUSHB_FN,
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OP_PUSHB_P,
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OP_PUSHB_Q,
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OP_PUSHB_I,
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OP_PUSHB_D,
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OP_PUSHBI_S,
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OP_PUSHBI_F,
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OP_PUSHBI_V,
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OP_PUSHBI_ENT,
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OP_PUSHBI_FLD,
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OP_PUSHBI_FN,
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OP_PUSHBI_P,
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OP_PUSHBI_Q,
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OP_PUSHBI_I,
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OP_PUSHBI_D,
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OP_POP_S,
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OP_POP_F,
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OP_POP_V,
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OP_POP_ENT,
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OP_POP_FLD,
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OP_POP_FN,
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OP_POP_P,
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OP_POP_Q,
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OP_POP_I,
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OP_POP_D,
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OP_POPB_S,
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OP_POPB_F,
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OP_POPB_V,
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OP_POPB_ENT,
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OP_POPB_FLD,
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OP_POPB_FN,
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OP_POPB_P,
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OP_POPB_Q,
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OP_POPB_I,
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OP_POPB_D,
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OP_POPBI_S,
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OP_POPBI_F,
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OP_POPBI_V,
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OP_POPBI_ENT,
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OP_POPBI_FLD,
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OP_POPBI_FN,
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OP_POPBI_P,
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OP_POPBI_Q,
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OP_POPBI_I,
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OP_POPBI_D,
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OP_ADD_D,
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OP_SUB_D,
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OP_MUL_D,
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OP_MUL_QD,
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OP_MUL_DQ,
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OP_MUL_VD,
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OP_MUL_DV,
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OP_DIV_D,
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OP_REM_D,
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OP_GE_D,
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OP_LE_D,
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OP_GT_D,
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OP_LT_D,
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OP_NOT_D,
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OP_EQ_D,
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OP_NE_D,
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OP_CONV_FD,
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OP_CONV_DF,
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OP_CONV_ID,
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OP_CONV_DI,
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OP_STORE_D,
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OP_STOREB_D,
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OP_STOREBI_D,
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OP_STOREP_D,
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OP_LOAD_D,
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OP_LOADB_D,
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OP_LOADBI_D,
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OP_ADDRESS_D,
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OP_MOD_I,
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OP_MOD_F,
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OP_MOD_D,
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OP_MEMSETI,
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OP_MEMSETP,
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OP_MEMSETPI,
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} pr_opcode_e;
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#define OP_BREAK 0x8000
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typedef struct opcode_s {
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const char *name;
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const char *opname;
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pr_opcode_e opcode;
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qboolean right_associative;
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etype_t type_a, type_b, type_c;
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unsigned int min_version;
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const char *fmt;
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} opcode_t;
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extern const opcode_t pr_opcodes[];
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opcode_t *PR_Opcode (pr_short_t opcode);
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void PR_Opcode_Init (void); // idempotent
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typedef struct dstatement_s {
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pr_opcode_e op:16;
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pr_ushort_t a,b,c;
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} GCC_STRUCT dstatement_t;
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typedef struct ddef_s {
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pr_ushort_t type; // if DEF_SAVEGLOBAL bit is set
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// the variable needs to be saved in savegames
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pr_ushort_t ofs;
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string_t s_name;
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} ddef_t;
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typedef struct xdef_s {
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pointer_t type; ///< pointer to type definition
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pointer_t ofs; ///< 32-bit version of ddef_t.ofs
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} xdef_t;
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typedef struct pr_xdefs_s {
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pointer_t xdefs;
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pr_int_t num_xdefs;
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} pr_xdefs_t;
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typedef struct pr_def_s {
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pr_ushort_t type;
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pr_ushort_t size; ///< may not be correct
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pointer_t ofs;
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string_t name;
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pointer_t type_encoding;
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} pr_def_t;
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typedef struct dparmsize_s {
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uint8_t size:5;
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uint8_t alignment:3;
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} dparmsize_t;
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#define DEF_SAVEGLOBAL (1<<15)
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#define MAX_PARMS 8
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typedef struct dfunction_s {
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pr_int_t first_statement; // negative numbers are builtins
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pr_uint_t parm_start;
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pr_uint_t locals; // total ints of parms + locals
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pr_uint_t profile; // runtime
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string_t s_name;
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string_t s_file; // source file defined in
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pr_int_t numparms;
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dparmsize_t parm_size[MAX_PARMS];
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} dfunction_t;
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typedef union pr_type_u {
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float float_var;
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string_t string_var;
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func_t func_var;
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pr_int_t entity_var;
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float vector_var; // really [3], but this structure must be 32 bits
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float quat_var; // really [4], but this structure must be 32 bits
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pr_int_t integer_var;
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pointer_t pointer_var;
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pr_uint_t uinteger_var;
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} pr_type_t;
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typedef struct pr_va_list_s {
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pr_int_t count;
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pointer_t list; // pr_type_t
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} pr_va_list_t;
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#define PROG_VERSION_ENCODE(a,b,c) \
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( (((0x##a) & 0x0ff) << 24) \
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|(((0x##b) & 0xfff) << 12) \
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|(((0x##c) & 0xfff) << 0) )
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#define PROG_ID_VERSION 6
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#define PROG_VERSION PROG_VERSION_ENCODE(0,fff,00a)
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typedef struct dprograms_s {
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pr_uint_t version;
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pr_uint_t crc; // check of header file
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pr_uint_t ofs_statements;
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pr_uint_t numstatements; // statement 0 is an error
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pr_uint_t ofs_globaldefs;
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pr_uint_t numglobaldefs;
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pr_uint_t ofs_fielddefs;
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pr_uint_t numfielddefs;
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pr_uint_t ofs_functions;
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pr_uint_t numfunctions; // function 0 is an empty
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pr_uint_t ofs_strings;
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pr_uint_t numstrings; // first string is a null string
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pr_uint_t ofs_globals;
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pr_uint_t numglobals;
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pr_uint_t entityfields;
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} dprograms_t;
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#endif//__QF_pr_comp_h
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