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* Added comments/copyright/license-notes to top of compiler.h.

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* Moved more compiler-specific stuff to compiler.h
This commit is contained in:
William Kendrick 2006-02-18 08:49:16 +00:00
parent 3b5f10c4fe
commit a9511eda41
2 changed files with 64 additions and 33 deletions
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64
src/compiler.h
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@ -1,3 +1,33 @@
/*
compiler.h
Compiler-specific #defines and such
for Tux Paint
Mostly by Albert Cahalan <albert@users.sf.net>
Copyright (c) 2002-2006
http://www.newbreedsoftware.com/tuxpaint/
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 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
(See COPYING.txt)
June 14, 2002 - February 17, 2006
$Id$
*/
#ifdef __GNUC__
// This version has strict type checking for safety.
// See the "unnecessary" pointer comparison. (from Linux)
@ -55,3 +85,37 @@
#define expected(x,y) (x)
#endif
#ifdef __powerpc__
// Ticks at 1/4 the memory bus clock (24.907667 MHz on Albert's Mac Cube)
// This is good for 80-second diff or 160-second total.
#define CLOCK_ASM(tbl) asm volatile("mftb %0" : "=r" (tbl))
#define CLOCK_TYPE unsigned long
#ifndef CLOCK_SPEED
// #warning Benchmark times are based on a 99.63 MHz memory bus.
#define CLOCK_SPEED 24907667.0
#endif
#endif
#ifdef __i386__
#define CLOCK_ASM(tbl) asm volatile("rdtsc" : "=A" (tbl))
#define CLOCK_TYPE unsigned long long
#ifndef CLOCK_SPEED
// #warning Benchmark times are based on a 450 MHz CPU.
#define CLOCK_SPEED 450000000.0
#endif
#endif
#ifndef CLOCK_ASM
// #warning No idea how to read CPU cycles for you, sorry.
#define CLOCK_ASM(tbl)
#define CLOCK_TYPE unsigned long
#define CLOCK_SPEED 1000000000.0
#endif
#ifdef NO_ASM
#undef CLOCK_ASM
#define CLOCK_ASM(x) x=42
#endif

33
src/tuxpaint.c
View file

@ -1935,39 +1935,6 @@ static void show_progress_bar(void)
}
#ifdef __powerpc__
// Ticks at 1/4 the memory bus clock (24.907667 MHz on Albert's Mac Cube)
// This is good for 80-second diff or 160-second total.
#define CLOCK_ASM(tbl) asm volatile("mftb %0" : "=r" (tbl))
#define CLOCK_TYPE unsigned long
#ifndef CLOCK_SPEED
// #warning Benchmark times are based on a 99.63 MHz memory bus.
#define CLOCK_SPEED 24907667.0
#endif
#endif
#ifdef __i386__
#define CLOCK_ASM(tbl) asm volatile("rdtsc" : "=A" (tbl))
#define CLOCK_TYPE unsigned long long
#ifndef CLOCK_SPEED
// #warning Benchmark times are based on a 450 MHz CPU.
#define CLOCK_SPEED 450000000.0
#endif
#endif
#ifndef CLOCK_ASM
// #warning No idea how to read CPU cycles for you, sorry.
#define CLOCK_ASM(tbl)
#define CLOCK_TYPE unsigned long
#define CLOCK_SPEED 1000000000.0
#endif
#ifdef NO_ASM
#undef CLOCK_ASM
#define CLOCK_ASM(x) x=42
#endif
/* --- MAIN --- */
int main(int argc, char * argv[])