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stuff.h
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stuff.h
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/*
* Copyright (c) 2006,2007 Jed Davis <jld@panix.com>
*
* 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 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
* 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 ___UM__STUFF_H
#define ___UM__STUFF_H
#include "machdep.h"
#ifdef __GNUC__
# define um_printflike __attribute__((__format__ (printf, 1, 2)))
# define um_likely(x) (__builtin_expect((x) != 0, 1))
# define um_unlike(x) (__builtin_expect((x) != 0, 0))
#else
# define um_printflike
# define um_likely(x) (x)
# define um_unlike(x) (x)
#endif
#include <sys/types.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
typedef uint32_t p_t;
p_t *progdata;
p_t proglen;
unsigned long long nbcompiled[2];
void *um_interp(p_t *gpr, p_t ip);
void um_ipl(int argc, char **argv);
void um_newprog(p_t aid);
void um_halt(void);
void um_abend(const char* fmt, ...) um_printflike;
p_t *um_alloc(p_t len);
void um_free(p_t *arr);
#define INSN_OP(i) ((i)>>28)
#define INSN_A(i) (((i)>>6)&7)
#define INSN_B(i) (((i)>>3)&7)
#define INSN_C(i) ((i)&7)
#define INSN_IR(i) (((i)>>25)&7)
#define INSN_IM(i) ((i)&0x1FFFFFF)
void panic(const char* fmt, ...) um_printflike;
void yowl(const char* fmt, ...) um_printflike;
#ifdef UM_VERBOSE
# define whine(aa) yowl aa
#else
# define whine(aa) ((void)0)
#endif
#define ESTR (strerror(errno))
#define UM_PROGN "umx"
#define UM_IDENT "UMX"
extern const char *um_vers;
#endif