From 33baad93fb59bdfc33462b8f8024ced6ad05716e Mon Sep 17 00:00:00 2001 From: musil Date: Wed, 15 Jun 2005 16:36:13 +0000 Subject: ifdefed denormal-bashing to __i386__ svn path=/trunk/externals/iemlib/; revision=3180 --- src/iem_mp3/iemlib.h | 111 +++++---------------------------------------------- 1 file changed, 9 insertions(+), 102 deletions(-) (limited to 'src') diff --git a/src/iem_mp3/iemlib.h b/src/iem_mp3/iemlib.h index 3319cd1..b25c915 100644 --- a/src/iem_mp3/iemlib.h +++ b/src/iem_mp3/iemlib.h @@ -1,102 +1,9 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#ifndef __IEMLIB_H__ -#define __IEMLIB_H__ - - -#define IS_A_POINTER(atom,index) ((atom+index)->a_type == A_POINTER) -#define IS_A_FLOAT(atom,index) ((atom+index)->a_type == A_FLOAT) -#define IS_A_SYMBOL(atom,index) ((atom+index)->a_type == A_SYMBOL) -#define IS_A_DOLLAR(atom,index) ((atom+index)->a_type == A_DOLLAR) -#define IS_A_DOLLSYM(atom,index) ((atom+index)->a_type == A_DOLLSYM) -#define IS_A_SEMI(atom,index) ((atom+index)->a_type == A_SEMI) -#define IS_A_COMMA(atom,index) ((atom+index)->a_type == A_COMMA) - - -#ifdef NT -int sys_noloadbang; -//t_symbol *iemgui_key_sym=0; -#include -#else -extern int sys_noloadbang; -//extern t_symbol *iemgui_key_sym; -#include -#endif - -#define DEFDELVS 64 -#define XTRASAMPS 4 -#define SAMPBLK 4 - - -#define UNITBIT32 1572864. /* 3*2^19; bit 32 has place value 1 */ - -/* machine-dependent definitions. These ifdefs really -should have been by CPU type and not by operating system! */ -#ifdef IRIX -/* big-endian. Most significant byte is at low address in memory */ -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#define int32 long /* a data type that has 32 bits */ -#else -#ifdef MSW -/* little-endian; most significant byte is at highest address */ -#define HIOFFSET 1 -#define LOWOFFSET 0 -#define int32 long -#else -#ifdef __FreeBSD__ -#include -#if BYTE_ORDER == LITTLE_ENDIAN -#define HIOFFSET 1 -#define LOWOFFSET 0 -#else -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#endif /* BYTE_ORDER */ -#include -#define int32 int32_t -#endif -#ifdef __linux__ - -#include - -#if !defined(__BYTE_ORDER) || !defined(__LITTLE_ENDIAN) -#error No byte order defined -#endif - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define HIOFFSET 1 -#define LOWOFFSET 0 -#else -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#endif /* __BYTE_ORDER */ - -#include -#define int32 int32_t - -#else -#ifdef __APPLE__ -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#define int32 int /* a data type that has 32 bits */ - -#endif /* __APPLE__ */ -#endif /* __linux__ */ -#endif /* MSW */ -#endif /* SGI */ - -union tabfudge -{ - double tf_d; - int32 tf_i[2]; -}; - -#define IEM_DENORMAL(f) ((((*(unsigned int*)&(f))&0x60000000)==0) || \ -(((*(unsigned int*)&(f))&0x60000000)==0x60000000)) -/* more stringent test: anything not between 1e-19 and 1e19 in absolute val */ - -#endif +/* For information on usage and redistribution, and for a DISCLAIMER OF ALL* WARRANTIES, see the file, "LICENSE.txt," in this distribution.iemlib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */#ifndef __IEMLIB_H__#define __IEMLIB_H__#define IS_A_POINTER(atom,index) ((atom+index)->a_type == A_POINTER)#define IS_A_FLOAT(atom,index) ((atom+index)->a_type == A_FLOAT)#define IS_A_SYMBOL(atom,index) ((atom+index)->a_type == A_SYMBOL)#define IS_A_DOLLAR(atom,index) ((atom+index)->a_type == A_DOLLAR)#define IS_A_DOLLSYM(atom,index) ((atom+index)->a_type == A_DOLLSYM)#define IS_A_SEMI(atom,index) ((atom+index)->a_type == A_SEMI)#define IS_A_COMMA(atom,index) ((atom+index)->a_type == A_COMMA)#ifdef NTint sys_noloadbang;//t_symbol *iemgui_key_sym=0;#include #elseextern int sys_noloadbang;//extern t_symbol *iemgui_key_sym;#include #endif#define DEFDELVS 64#define XTRASAMPS 4#define SAMPBLK 4#define UNITBIT32 1572864. /* 3*2^19; bit 32 has place value 1 *//* machine-dependent definitions. These ifdefs reallyshould have been by CPU type and not by operating system! */#ifdef IRIX/* big-endian. Most significant byte is at low address in memory */#define HIOFFSET 0 /* word offset to find MSB */#define LOWOFFSET 1 /* word offset to find LSB */#define int32 long /* a data type that has 32 bits */#else#ifdef MSW/* little-endian; most significant byte is at highest address */#define HIOFFSET 1#define LOWOFFSET 0#define int32 long#else#ifdef __FreeBSD__#include #if BYTE_ORDER == LITTLE_ENDIAN#define HIOFFSET 1#define LOWOFFSET 0#else#define HIOFFSET 0 /* word offset to find MSB */#define LOWOFFSET 1 /* word offset to find LSB */#endif /* BYTE_ORDER */#include #define int32 int32_t#endif#ifdef __linux__#include #if !defined(__BYTE_ORDER) || !defined(__LITTLE_ENDIAN) #error No byte order defined #endif #if __BYTE_ORDER == __LITTLE_ENDIAN #define HIOFFSET 1 #define LOWOFFSET 0 #else #define HIOFFSET 0 /* word offset to find MSB */ #define LOWOFFSET 1 /* word offset to find LSB */ #endif /* __BYTE_ORDER */ #include #define int32 int32_t#else#ifdef __APPLE__#define HIOFFSET 0 /* word offset to find MSB */#define LOWOFFSET 1 /* word offset to find LSB */#define int32 int /* a data type that has 32 bits */#endif /* __APPLE__ */#endif /* __linux__ */#endif /* MSW */#endif /* SGI */union tabfudge{ double tf_d; int32 tf_i[2];}; +#ifdef __i386__ +#define IEM_DENORMAL(f) ((((*(unsigned int*)&(f))&0x60000000)==0) || \(((*(unsigned int*)&(f))&0x60000000)==0x60000000))/* more stringent test: anything not between 1e-19 and 1e19 in absolute val */ + +#else + +#define IEM_DENORMAL(f) 0 + +#endif#endif \ No newline at end of file -- cgit v1.2.1