+++ /dev/null
-/* Utility macros to handle Java(TM) byte codes.
-
- Copyright (C) 1996, 1998, 1999 Free Software Foundation, Inc.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, 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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.
-
-Java and all Java-based marks are trademarks or registered trademarks
-of Sun Microsystems, Inc. in the United States and other countries.
-The Free Software Foundation is independent of Sun Microsystems, Inc. */
-
-/* Written by Per Bothner <bothner@cygnus.com>, February 1996. */
-
-#ifndef GCC_JAVAOP_H
-#define GCC_JAVAOP_H
-
-typedef unsigned char uint8;
-#ifndef int16
-#define int16 short
-#endif
-typedef unsigned int16 uint16;
-
-#ifndef int32
-#define int32 long
-#endif
-typedef unsigned int32 uint32;
-
-/* A signed 64-bit (or more) integral type, suiteable for Java's 'long'. */
-#ifndef int64
-#define int64 long long
-#endif
-/* An unsigned 64-bit (or more) integral type, same length as int64. */
-#ifndef uint64
-#define uint64 unsigned int64
-#endif
-
-typedef uint16 jchar;
-#ifdef __STDC__
-typedef signed char jbyte;
-#else
-typedef char jbyte;
-#endif
-typedef int16 jshort;
-typedef int32 jint;
-typedef int64 jlong;
-typedef void* jref;
-
-/* A 32-bit IEEE single-precision float. */
-#ifndef jfloat
-#define jfloat float
-#endif
-
-/* A 32-bit IEEE double-precision float. */
-#ifndef jdouble
-#define jdouble double
-#endif
-
-union Word {
- jint i;
- jfloat f;
- void *p;
-};
-
-/* A jword is an unsigned integral type big enough for a 32-bit jint
- or jfloat *or* a pointer. It is the type appropriate for stack
- locations and local variables in a Java interpreter. */
-
-
-#ifndef jword
-#define jword uint32
-#endif
-
-#ifndef IMMEDIATE_u1
-#define IMMEDIATE_u1 (PC++, CHECK_PC_IN_RANGE(PC), BCODE[PC-1])
-#endif
-#ifndef IMMEDIATE_s1
-#define IMMEDIATE_s1 (PC++, CHECK_PC_IN_RANGE(PC), (signed char)BCODE[PC-1])
-#endif
-#ifndef IMMEDIATE_s2
-#define IMMEDIATE_s2 (PC+=2, CHECK_PC_IN_RANGE(PC), \
- (signed char) BCODE[PC-2] * 256 + BCODE[PC-1])
-#endif
-#ifndef IMMEDIATE_u2
-#define IMMEDIATE_u2 (PC+=2, CHECK_PC_IN_RANGE(PC),\
- (BCODE[PC-2] * 256 + BCODE[PC-1]))
-#endif
-#ifndef IMMEDIATE_s4
-#define IMMEDIATE_s4 (PC+=4, CHECK_PC_IN_RANGE(PC), \
- (WORD_TO_INT((BCODE[PC-4] << 24) | (BCODE[PC-3] << 16) \
- | (BCODE[PC-2] << 8) | (BCODE[PC-1]))))
-#endif
-
-static inline jfloat
-WORD_TO_FLOAT(jword w)
-{ union Word wu;
- wu.i = w;
- return wu.f;
-}
-
-/* Sign extend w. If the host on which this cross-compiler runs uses
- a 64-bit type for jword the appropriate sign extension is
- performed; if it's a 32-bit type the arithmetic does nothing but is
- harmless. */
-static inline jint
-WORD_TO_INT(jword w)
-{
- jint n = w & 0xffffffff; /* Mask lower 32 bits. */
- n ^= (jint)1 << 31;
- n -= (jint)1 << 31; /* Sign extend lower 32 bits to upper. */
- return n;
-}
-
-static inline jlong
-WORDS_TO_LONG(jword hi, jword lo)
-{
- return ((jlong) hi << 32) | ((jlong)lo & (((jlong)1 << 32) -1));
-}
-
-union DWord {
- jdouble d;
- jlong l;
- jword w[2];
-};
-
-static inline jdouble
-WORDS_TO_DOUBLE(jword hi, jword lo)
-{ union DWord wu;
-#if (1 == HOST_FLOAT_WORDS_BIG_ENDIAN)
- wu.l = WORDS_TO_LONG(lo, hi);
-#else
- wu.l = WORDS_TO_LONG(hi, lo);
-#endif
- return wu.d;
-}
-
-/* If PREFIX_CHAR is the first character of the Utf8 encoding of a character,
- return the number of bytes taken by the encoding.
- Return -1 for a continuation character. */
-#define UT8_CHAR_LENGTH(PREFIX_CHAR) \
- ((unsigned char)(PREFIX_CHAR) < 128 ? 1 \
- : ((PREFIX_CHAR) & 0x40) == 0 ? -1 \
- : ((PREFIX_CHAR) & 0x20) == 0 ? 2 \
- : ((PREFIX_CHAR) & 0x10) == 0 ? 3 \
- : ((PREFIX_CHAR) & 0x08) == 0 ? 4 : 5)
-
-#endif /* ! GCC_JAVAOP_H */
projects / msp430-gcc.git / blobdiff