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use alternate formula for acos asm to avoid loss of precision
[oweals/musl.git]
/
src
/
math
/
i386
/
floor.s
1
.global floorf
2
.type floorf,@function
3
floorf:
4
flds 4(%esp)
5
jmp 1f
6
7
.global floorl
8
.type floorl,@function
9
floorl:
10
fldt 4(%esp)
11
jmp 1f
12
13
.global floor
14
.type floor,@function
15
floor:
16
fldl 4(%esp)
17
1: mov $0x7,%al
18
1: fstcw 4(%esp)
19
mov 5(%esp),%ah
20
mov %al,5(%esp)
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fldcw 4(%esp)
22
frndint
23
mov %ah,5(%esp)
24
fldcw 4(%esp)
25
ret
26
27
.global ceil
28
.type ceil,@function
29
ceil:
30
fldl 4(%esp)
31
mov $0xb,%al
32
jmp 1b
33
34
.global ceilf
35
.type ceilf,@function
36
ceilf:
37
flds 4(%esp)
38
mov $0xb,%al
39
jmp 1b
40
41
.global ceill
42
.type ceill,@function
43
ceill:
44
fldt 4(%esp)
45
mov $0xb,%al
46
jmp 1b
47
48
.global trunc
49
.type trunc,@function
50
trunc:
51
fldl 4(%esp)
52
mov $0xf,%al
53
jmp 1b
54
55
.global truncf
56
.type truncf,@function
57
truncf:
58
flds 4(%esp)
59
mov $0xf,%al
60
jmp 1b
61
62
.global truncl
63
.type truncl,@function
64
truncl:
65
fldt 4(%esp)
66
mov $0xf,%al
67
jmp 1b