summaryrefslogtreecommitdiff
path: root/sysdeps/alpha/divqu.S
blob: 76147424401afb1e94ec09cfc006d4fb8c17b398 (plain)
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
      /* This file is generated from divrem.m4; DO NOT EDIT! */
/* For each N divided by D, we do:
      result = (double) N / (double) D
   Then, for each N mod D, we do:
      result = N - (D * divMODE (N, D))

   FIXME:
   The q and qu versions won't deal with operands > 50 bits.  We also
   don't check for divide by zero.  */

#include "DEFS.h"
#if 0
/* We do not handle div by zero yet.  */
#include <machine/pal.h>
#endif
#include <sysdep.h>

/* Avoid the definition of ret that we set in the alpha sysdep.h.  */
#undef ret






FUNC__(divqu)
	/* First set up the dividend.  */
	
	stq t10,0(sp)
	ldt $f10,0(sp)
	cvtqt $f10,$f10
		ldit	$f26, 18446744073709551616.0
	addt	$f26, $f10, $f26
	fcmovlt	$f10, $f26, $f10


	/* Then set up the divisor.  */
	
	stq t11,0(sp)
	ldt $f1,0(sp)
	cvtqt $f1,$f1
		ldit	$f26, 18446744073709551616.0
	addt	$f26, $f1, $f26
	fcmovlt	$f1, $f26, $f1


	/* Do the division.  */
	divt $f10,$f1,$f10
	cvttqc $f10,$f10

	/* Put the result in t12.  */
	stt $f10,0(sp)
	ldq t12,0(sp)
	

	

	lda sp,16(sp)
	ret zero,(t9),1
	.end NAME__(divqu)