Subversion Repositories Shiroi

Rev

Rev 9 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 9 Rev 11
Line 1... Line 1...
1 
/* $Id: math.c 9 2024-08-28 16:35:27Z nishi $ */
 1 
/* $Id: math.c 11 2024-08-29 02:49:47Z nishi $ */
2 
 
 2 
 
3 
#include "math.h"
 3 
#include "math.h"
4 
 
 4 
 
5 
#include "io.h"
 5 
#include "io.h"
6 
 
 6 
 
Line 65... Line 65...
65 
	for(i = 0; i < 4; i++){
 65 
	for(i = 0; i < 4; i++){
66 
		outp(fpu_stack, b & 0xff);
 66 
		outp(fpu_stack, b & 0xff);
67 
		b = b >> 8;
 67 
		b = b >> 8;
68 
	}
 68 
	}
69 
	outp(fpu_command, AM_DOUBLE | AM_DIV);
 69 
	outp(fpu_command, AM_DOUBLE | AM_DIV);
- 
 
 70 
	while(!(inp(fpu_command) & 1));
70 
	unsigned long r = 0;
 71 
	unsigned long r = 0;
71 
	for(i = 0; i < 4; i++){
 72 
	for(i = 0; i < 4; i++){
72 
		r = r << 8;
 73 
		r = r << 8;
73 
		r |= inp(fpu_stack);
 74 
		r |= inp(fpu_stack);
74 
	}
 75 
	}
Line 84... Line 85...
84 
	for(i = 0; i < 4; i++){
 85 
	for(i = 0; i < 4; i++){
85 
		outp(fpu_stack, b & 0xff);
 86 
		outp(fpu_stack, b & 0xff);
86 
		b = b >> 8;
 87 
		b = b >> 8;
87 
	}
 88 
	}
88 
	outp(fpu_command, AM_DOUBLE | AM_MUL);
 89 
	outp(fpu_command, AM_DOUBLE | AM_MUL);
- 
 
 90 
	while(!(inp(fpu_command) & 1));
89 
	long r = 0;
 91 
	long r = 0;
90 
	for(i = 0; i < 4; i++){
 92 
	for(i = 0; i < 4; i++){
91 
		r = r << 8;
 93 
		r = r << 8;
92 
		r |= inp(fpu_stack);
 94 
		r |= inp(fpu_stack);
93 
	}
 95 
	}