File: bug-31644.c

package info (click to toggle)
avr-libc 1%3A1.6.2.cvs20080610-2
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 14,848 kB
  • ctags: 55,619
  • sloc: ansic: 92,267; asm: 6,692; sh: 4,131; makefile: 2,481; python: 976; pascal: 426; perl: 116
file content (70 lines) | stat: -rw-r--r-- 1,737 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
/* GCC bug #31644: [avr] can't find a register in class 'BASE_POINTER_REGS'
   while reloading 'asm'
   This is compile-time bug.
   $Id: bug-31644.c,v 1.1.2.2 2008/03/08 22:37:57 dmix Exp $	*/

#ifndef	__AVR__
int main ()	{ return 0; }
#else

#include <avr/eeprom.h>

uint8_t pwm_tab_1[126];

static uint16_t ee_chan_1_min EEMEM = 140,
    ee_chan_1_cent EEMEM = 188,
    ee_chan_1_max EEMEM = 240,
    ee_chan_1_forw_min EEMEM = 20,
    ee_chan_1_forw_max EEMEM = 90,
    ee_chan_1_back_max EEMEM = 80;

void fill_pwm_table(int8_t chan_num,
		    uint8_t pwm[],
		    int16_t forward_max,
		    int16_t center,
		    int16_t reverse_min,
		    int16_t forward_high,
		    int16_t forward_low,
		    int16_t reverse_high)
{
    pwm[0] = chan_num;
    pwm[1] = forward_max;
    pwm[2] = center;
    pwm[3] = reverse_min;
    pwm[4] = forward_high;
    pwm[5] = forward_low;
    pwm[6] = reverse_high;
}

void build_pwm_table (void)
{
    int16_t center_1,
	    forward_max_1,
	    reverse_min_1,
	    forward_high_1,
	    forward_low_1,
	    reverse_high_1;

    center_1 = eeprom_read_word (&ee_chan_1_cent);

    forward_max_1 = eeprom_read_word (&ee_chan_1_max);
    reverse_min_1 = eeprom_read_word (&ee_chan_1_min);
    forward_high_1 = eeprom_read_word (&ee_chan_1_forw_max);
    forward_low_1 = eeprom_read_word (&ee_chan_1_forw_min);
    reverse_high_1 = eeprom_read_word (&ee_chan_1_back_max);

    fill_pwm_table (1, pwm_tab_1, forward_max_1, center_1,
		    reverse_min_1,
		    forward_high_1, forward_low_1, reverse_high_1);

    fill_pwm_table (1, pwm_tab_1, forward_max_1, center_1,
		    reverse_min_1,
		    forward_high_1, forward_low_1, reverse_high_1);
}

int main ()
{
    build_pwm_table ();
    return 0;
}
#endif