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HEAD
use alternate formula for acos asm to avoid loss of precision
[musl]
/
src
/
math
/
i386
/
remquo.s
1
.global remquof
2
.type remquof,@function
3
remquof:
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mov 12(%esp),%ecx
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fldl 4(%esp)
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fldl 8(%esp)
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jmp 1f
8
9
.global remquol
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.type remquol,@function
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remquol:
12
mov 28(%esp),%ecx
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fldl 4(%esp)
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fldl 16(%esp)
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jmp 1f
16
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.global remquo
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.type remquo,@function
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remquo:
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mov 20(%esp),%ecx
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fldl 4(%esp)
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fldl 12(%esp)
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1: fld %st(1)
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1: fprem1
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fnstsw %ax
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sahf
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jp 1b
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fsubr %st(0),%st(2)
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fxch %st(2)
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fdivp
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mov $0x4f000000,%eax
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mov %eax,4(%esp)
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flds 4(%esp)
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fxch %st(1)
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1: fprem
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fnstsw %ax
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sahf
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jp 1b
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fistpl (%ecx)
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fstp %st(0)
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ret