#ifndef __codes_H #define __codes_H /* * Copyright (c) 2001-2003 Stephen Williams (steve@icarus.com) * * This source code is free software; you can redistribute it * and/or modify it in source code form under the terms of the GNU * General Public License as published by the Free Software * Foundation; either version 2 of the License, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */ #ifdef HAVE_CVS_IDENT #ident "$Id: codes.h,v 1.59 2003/03/28 02:33:56 steve Exp $" #endif # include "pointers.h" # include "memory.h" # include "vthread.h" typedef struct vvp_code_s *vvp_code_t; typedef bool (*vvp_code_fun)(vthread_t thr, vvp_code_t code); /* * These functions are implementations of executable op-codes. The * implementation lives in the vthread.cc file so that they have * access to the thread context. */ extern bool of_ADD(vthread_t thr, vvp_code_t code); extern bool of_ADD_WR(vthread_t thr, vvp_code_t code); extern bool of_ADDI(vthread_t thr, vvp_code_t code); extern bool of_AND(vthread_t thr, vvp_code_t code); extern bool of_ANDR(vthread_t thr, vvp_code_t code); extern bool of_ASSIGN(vthread_t thr, vvp_code_t code); extern bool of_ASSIGN_D(vthread_t thr, vvp_code_t code); extern bool of_ASSIGN_MEM(vthread_t thr, vvp_code_t code); extern bool of_ASSIGN_V0(vthread_t thr, vvp_code_t code); extern bool of_ASSIGN_X0(vthread_t thr, vvp_code_t code); extern bool of_BLEND(vthread_t thr, vvp_code_t code); extern bool of_BREAKPOINT(vthread_t thr, vvp_code_t code); extern bool of_CASSIGN(vthread_t thr, vvp_code_t code); extern bool of_CMPIU(vthread_t thr, vvp_code_t code); extern bool of_CMPS(vthread_t thr, vvp_code_t code); extern bool of_CMPU(vthread_t thr, vvp_code_t code); extern bool of_CMPWR(vthread_t thr, vvp_code_t code); extern bool of_CMPX(vthread_t thr, vvp_code_t code); extern bool of_CMPZ(vthread_t thr, vvp_code_t code); extern bool of_CVT_IR(vthread_t thr, vvp_code_t code); extern bool of_CVT_RI(vthread_t thr, vvp_code_t code); extern bool of_CVT_VR(vthread_t thr, vvp_code_t code); extern bool of_DEASSIGN(vthread_t thr, vvp_code_t code); extern bool of_DELAY(vthread_t thr, vvp_code_t code); extern bool of_DELAYX(vthread_t thr, vvp_code_t code); extern bool of_DISABLE(vthread_t thr, vvp_code_t code); extern bool of_DIV(vthread_t thr, vvp_code_t code); extern bool of_DIV_S(vthread_t thr, vvp_code_t code); extern bool of_DIV_WR(vthread_t thr, vvp_code_t code); extern bool of_END(vthread_t thr, vvp_code_t code); extern bool of_FORCE(vthread_t thr, vvp_code_t code); extern bool of_FORK(vthread_t thr, vvp_code_t code); extern bool of_INV(vthread_t thr, vvp_code_t code); extern bool of_IX_ADD(vthread_t thr, vvp_code_t code); extern bool of_IX_GET(vthread_t thr, vvp_code_t code); extern bool of_IX_LOAD(vthread_t thr, vvp_code_t code); extern bool of_IX_MUL(vthread_t thr, vvp_code_t code); extern bool of_IX_SUB(vthread_t thr, vvp_code_t code); extern bool of_JMP(vthread_t thr, vvp_code_t code); extern bool of_JMP0(vthread_t thr, vvp_code_t code); extern bool of_JMP0XZ(vthread_t thr, vvp_code_t code); extern bool of_JMP1(vthread_t thr, vvp_code_t code); extern bool of_JOIN(vthread_t thr, vvp_code_t code); extern bool of_LOAD(vthread_t thr, vvp_code_t code); extern bool of_LOAD_MEM(vthread_t thr, vvp_code_t code); extern bool of_LOAD_NX(vthread_t thr, vvp_code_t code); extern bool of_LOAD_VEC(vthread_t thr, vvp_code_t code); extern bool of_LOAD_WR(vthread_t thr, vvp_code_t code); extern bool of_LOAD_X(vthread_t thr, vvp_code_t code); extern bool of_LOADI_WR(vthread_t thr, vvp_code_t code); extern bool of_MOD(vthread_t thr, vvp_code_t code); extern bool of_MOV(vthread_t thr, vvp_code_t code); extern bool of_MUL(vthread_t thr, vvp_code_t code); extern bool of_MUL_WR(vthread_t thr, vvp_code_t code); extern bool of_MULI(vthread_t thr, vvp_code_t code); extern bool of_NAND(vthread_t thr, vvp_code_t code); extern bool of_NANDR(vthread_t thr, vvp_code_t code); extern bool of_NOOP(vthread_t thr, vvp_code_t code); extern bool of_NOR(vthread_t thr, vvp_code_t code); extern bool of_NORR(vthread_t thr, vvp_code_t code); extern bool of_OR(vthread_t thr, vvp_code_t code); extern bool of_ORR(vthread_t thr, vvp_code_t code); extern bool of_RELEASE(vthread_t thr, vvp_code_t code); extern bool of_SET(vthread_t thr, vvp_code_t code); extern bool of_SET_MEM(vthread_t thr, vvp_code_t code); extern bool of_SET_VEC(vthread_t thr, vvp_code_t code); extern bool of_SET_WORDR(vthread_t thr, vvp_code_t code); extern bool of_SET_X0(vthread_t thr, vvp_code_t code); extern bool of_SHIFTL_I0(vthread_t thr, vvp_code_t code); extern bool of_SHIFTR_I0(vthread_t thr, vvp_code_t code); extern bool of_SUB(vthread_t thr, vvp_code_t code); extern bool of_SUB_WR(vthread_t thr, vvp_code_t code); extern bool of_SUBI(vthread_t thr, vvp_code_t code); extern bool of_VPI_CALL(vthread_t thr, vvp_code_t code); extern bool of_WAIT(vthread_t thr, vvp_code_t code); extern bool of_XNOR(vthread_t thr, vvp_code_t code); extern bool of_XNORR(vthread_t thr, vvp_code_t code); extern bool of_XOR(vthread_t thr, vvp_code_t code); extern bool of_XORR(vthread_t thr, vvp_code_t code); extern bool of_ZOMBIE(vthread_t thr, vvp_code_t code); extern bool of_CALL_UFUNC(vthread_t thr, vvp_code_t code); /* * This is the format of a machine code instruction. */ struct vvp_code_s { vvp_code_fun opcode; union { unsigned long number; vvp_ipoint_t iptr; vvp_cpoint_t cptr; vvp_memory_t mem; struct __vpiHandle*handle; struct __vpiScope*scope; functor_t fun_ptr; }; union { unsigned short bit_idx[2]; vvp_ipoint_t iptr2; vvp_cpoint_t cptr2; struct ufunc_core*ufunc_core_ptr; }; }; /* * This function clears the code space, ready for initialization. This * needs to be done exactly once before any instructions are created. */ extern void codespace_init(void); /* * This function returns a pointer to the next free instruction in the * code address space. */ extern vvp_cpoint_t codespace_allocate(void); extern vvp_cpoint_t codespace_next(void); /* * Return a pointer to the indexed instruction in the codespace. The * ptr must be a value returned from codespace_allocate. The compiler * can use this to get a handle on the instruction to be created, and * the runtime uses this to get the instruction addressed by the PC or * by a branch instruction. */ extern vvp_code_t codespace_index(vvp_cpoint_t ptr); /* * $Log: codes.h,v $ * Revision 1.59 2003/03/28 02:33:56 steve * Add support for division of real operands. * * Revision 1.58 2003/02/27 20:36:29 steve * Add the cvt/vr instruction. * * Revision 1.57 2003/02/06 17:41:47 steve * Add the %sub/wr instruction. * * Revision 1.56 2003/01/26 18:16:22 steve * Add %cvt/ir and %cvt/ri instructions, and support * real values passed as arguments to VPI tasks. * * Revision 1.55 2003/01/25 23:48:06 steve * Add thread word array, and add the instructions, * %add/wr, %cmp/wr, %load/wr, %mul/wr and %set/wr. * * Revision 1.54 2002/11/21 22:43:13 steve * %set/x0 instruction to support bounds checking. * * Revision 1.53 2002/11/08 04:59:57 steve * Add the %assign/v0 instruction. * * Revision 1.52 2002/11/07 02:32:39 steve * Add vector set and load instructions. * * Revision 1.51 2002/09/18 04:29:55 steve * Add support for binary NOR operator. * * Revision 1.50 2002/09/12 15:49:43 steve * Add support for binary nand operator. * * Revision 1.49 2002/08/28 18:38:07 steve * Add the %subi instruction, and use it where possible. * * Revision 1.48 2002/08/28 17:15:06 steve * Add the %load/nx opcode to index vpi nets. * * Revision 1.47 2002/08/22 03:38:40 steve * Fix behavioral eval of x?a:b expressions. * * Revision 1.46 2002/08/12 01:35:07 steve * conditional ident string using autoconfig. * * Revision 1.45 2002/07/05 02:50:58 steve * Remove the vpi object symbol table after compile. * * Revision 1.44 2002/06/02 18:55:58 steve * Add %cmpi/u instruction. * * Revision 1.43 2002/05/31 20:04:22 steve * Add the %muli instruction. * * Revision 1.42 2002/05/31 04:09:58 steve * Slight improvement in %mov performance. * * Revision 1.41 2002/05/29 16:29:34 steve * Add %addi, which is faster to simulate. * * Revision 1.40 2002/04/21 22:29:49 steve * Add the assign/d instruction for computed delays. * * Revision 1.39 2002/04/14 18:41:34 steve * Support signed integer division. */ #endif