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.global hypot
.type hypot,@function
hypot:
mov 8(%esp),%eax
mov 16(%esp),%ecx
add %eax,%eax
add %ecx,%ecx
and %eax,%ecx
cmp $0xffe00000,%ecx
jae 2f
or 4(%esp),%eax
jnz 1f
fldl 12(%esp)
fabs
ret
1: mov 16(%esp),%eax
add %eax,%eax
or 12(%esp),%eax
jnz 1f
fldl 4(%esp)
fabs
ret
1: fldl 4(%esp)
fld %st(0)
fmulp
fldl 12(%esp)
fld %st(0)
fmulp
faddp
fsqrt
ret
2: sub $0xffe00000,%eax
or 4(%esp),%eax
jnz 1f
fldl 4(%esp)
fabs
ret
1: mov 16(%esp),%eax
add %eax,%eax
sub $0xffe00000,%eax
or 12(%esp),%eax
fldl 12(%esp)
jnz 1f
fabs
1: ret
|
