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.text
#d.half:
# .long 0x3f000000 # 1/2
#d.log1p:
# .long 0x3ed413cc # < sqrt(2)-1-2^(-25)
.global fabsf,fabs,fabsl
.type fabsf,@function
.type fabs,@function
.type fabsl,@function
fabsf:
flds 4(%esp)
fabs
ret
fabs:
fldl 4(%esp)
fabs
ret
fabsl:
fldt 4(%esp)
fabs
ret
.global sincosf,sincos,sincosl
.type sincosf,@function
.type sincos,@function
.type sincosl,@function
# void sincos ( double x, double* sinx, double* cosx );
sincosf:
flds 4(%esp)
call __fmod2pi
movl 12(%esp),%eax
movl 8(%esp),%ecx
fsincos
fstps (%eax)
fstps (%ecx)
ret
sincos:
fldl 4(%esp)
call __fmod2pi
movl 16(%esp),%eax
movl 12(%esp),%ecx
fsincos
fstpl (%eax)
fstpl (%ecx)
ret
sincosl:
fldt 4(%esp)
call __fmod2pi
movl 20(%esp),%eax
movl 16(%esp),%ecx
fsincos
fstpt (%eax)
fstpt (%ecx)
ret
.global tanf,tan,tanl
.type tanf,@function
.type tan,@function
.type tanl,@function
tanf:
flds 4(%esp)
jmp __tan
tan:
fldl 4(%esp)
__tan:
call __fmod2pi
fsincos
fdivrp
ret
tanl:
fldt 4(%esp)
jmp __tan
.global atan2f,atan2,atan2l
.type atan2f,@function
.type atan2,@function
.type atan2l,@function
atan2f:
flds 4(%esp)
flds 8(%esp)
fpatan
ret
atan2l:
fldt 4(%esp)
fldt 16(%esp)
fpatan
ret
atan2:
fldl 4(%esp)
fldl 12(%esp)
fpatan
ret
.global cbrtf,cbrt,cbrtl
.type cbrtf,@function
.type cbrt,@function
.type cbrtl,@function
cbrtf:
flds 4(%esp)
jmp __cbrt
cbrtl:
fldt 4(%esp)
jmp __cbrt
cbrt:
fldl 4(%esp)
# fldt 1/3
__cbrt:
pushl $0x00003ffd # yes, this method of loading 1/3
pushl $0xaaaaaaaa # is shorter than keeping the data
pushl $0xaaaaaaab # separate
fldt (%esp)
addl $12,%esp
fxch # st(0)=x, st(1)=1/3
ftst
fstsw %ax
sahf
jz 1f
jnc finpow
fchs
call finpow
fchs
1: ret
# x^y; st(0)=x, st(1)=y (x > 0)
finpow:
fyl2x
jmp __finexp
.global exp2f,exp2,exp2l
.type exp2f,@function
.type exp2,@function
.type exp2l,@function
exp2f:
flds 4(%esp)
jmp __finexp
exp2:
fldl 4(%esp)
jmp __finexp
exp2l:
fldt 4(%esp)
jmp __finexp
.global exp10f,exp10,exp10l #,pow10f,pow10,pow10l
.type exp10f,@function
.type exp10,@function
.type exp10l,@function
# .type pow10f,@function
# .type pow10,@function
# .type pow10l,@function
exp10f:
#pow10f:
fldl2t
fmuls 4(%esp)
jmp __finexp
exp10:
#pow10:
fldl2t
fmull 4(%esp)
jmp __finexp
exp10l:
#pow10l:
fldl2t
fldt 4(%esp)
fmulp
jmp __finexp
# exp(x)-1
.global expm1f,expm1,expm1l
.type expm1f,@function
.type expm1,@function
.type expm1l,@function
expm1f:
fldl2e
fmuls 4(%esp)
jmp finem1
expm1l:
fldl2e
fldt 4(%esp)
fmulp
jmp finem1
expm1:
fldl2e
fmull 4(%esp)
# -1 <= st <= 1 ?
finem1:
fst %st(1) # st(1)=st(0)
fabs
fld1
fcompp
fstsw %ax
sahf
# |x| >= 1
jc 1f
f2xm1
ret
1: call __finexp
fld1
fsubrp
ret
# sinh(x)=(exp(x)-exp(-x))/2
# cosh(x)=(exp(x)+exp(-x))/2
# tanh(x)=sinh(x)/cosh(x)
.global sinhf,sinh,sinhl
.type sinhf,@function
.type sinh,@function
.type sinhl,@function
sinhf:
fldl2e
fmuls 4(%esp)
jmp finsinh
sinh:
fldl2e
fmull 4(%esp)
finsinh:
call __finexp
fld1
fdiv %st(1),%st(0) # st(0)=1/exp(x), st(1)=exp(x)
fsubrp %st(0),%st(1)
pushl $0x3f000000 # 1/2
flds (%esp)
popl %eax
fmulp
ret
sinhl:
fldl2e
fldt 4(%esp)
fmulp
jmp finsinh
.global coshf,cosh,coshl
.type coshf,@function
.type cosh,@function
.type coshl,@function
coshf:
fldl2e
fmuls 4(%esp)
jmp fincosh
cosh:
fldl2e
fmull 4(%esp)
fincosh:
call __finexp
fld1
fdiv %st(1),%st(0) # st(0)=1/exp(x), st(1)=exp(x)
faddp %st,%st(1)
pushl $0x3f000000 # 1/2
flds (%esp)
popl %eax
fmulp
ret
coshl:
fldl2e
fldt 4(%esp)
fmulp
jmp fincosh
.global tanhf,tanh,tanhl
.type tanhf,@function
.type tanh,@function
.type tanhl,@function
tanhf:
fldl2e
fmuls 4(%esp)
call __finexp
jmp fintanh
tanh:
fldl2e
fmull 4(%esp)
call __finexp
fintanh:
fld1
fdiv %st(1),%st # st(0)=1/exp(x), st(1)=exp(x)
fst %st(2) # st(2)=1/exp(x)
fadd %st(1),%st(0)
fstp %st(3) # st(2)=exp(x)+exp(-x), st(1)=exp(-x), st(0)=exp(x)
fsubp # st(1)=exp(x)+exp(-x), st(0)=exp(x)-exp(-x)
fdivp
ret
tanhl:
fldl2e
fldt 4(%esp)
fmulp
call __finexp
jmp fintanh
.global hypotf,hypot,hypotl # ,__hypot
.type hypotf,@function
.type hypot,@function
.type hypotl,@function
# .type __hypot,@function
hypotf:
flds 8(%esp)
flds 4(%esp)
jmp __hypot
hypotl:
fldt 16(%esp)
fldt 4(%esp)
jmp __hypot
hypot:
fldl 12(%esp)
fldl 4(%esp)
__hypot:
fmul %st(0),%st(0)
fxch
fmul %st(0),%st(0)
faddp
fsqrt
ret
.global log1pf,log1p,log1pl
.type log1pf,@function
.type log1p,@function
.type log1pl,@function
log1pf:
flds 4(%esp)
jmp __log1p
log1pl:
fldt 4(%esp)
jmp __log1p
log1p:
fldl 4(%esp)
__log1p:
# Sprawdzenie zakresu parametru
fst %st(1)
pushl $0x3ed413cc # sqrt(2)-1-2^(-25)
fabs
flds (%esp)
popl %eax
fcompp # porownanie
fstsw %ax
fldln2
fxch
sahf
# |x| >= sqrt(2)-1
jc 1f
fyl2xp1
ret
1: fld1 # x = x + 1
faddp
fyl2x
ret
.global log10f,log10,log10l
.type log10f,@function
.type log10,@function
.type log10l,@function
log10f:
fldlg2
flds 4(%esp)
fyl2x
ret
log10l:
fldlg2
fldt 4(%esp)
fyl2x
ret
log10:
fldlg2
fldl 4(%esp)
fyl2x
ret
.global log2f,log2,log2l
.type log2f,@function
.type log2,@function
.type log2l,@function
log2f:
fld1
flds 4(%esp)
fyl2x
ret
log2l:
fld1
fldt 4(%esp)
fyl2x
ret
log2:
fld1
fldl 4(%esp)
fyl2x
ret
.global fmaf,fma,fmal
.type fmaf,@function
.type fma,@function
.type fmal,@function
fmaf:
flds 4(%esp)
fmuls 8(%esp)
fadds 12(%esp)
ret
fma:
fldl 4(%esp)
fmull 12(%esp)
faddl 20(%esp)
ret
fmal:
fldt 4(%esp)
fldt 16(%esp)
fmulp %st,%st(1)
fldt 28(%esp)
faddp %st,%st(1)
ret
.global asinhf,asinh,asinhl
.type asinhf,@function
.type asinh,@function
.type asinhl,@function
asinhf:
flds 4(%esp)
jmp __asinh
asinh:
fldl 4(%esp)
__asinh:
fld %st(0)
fmul %st(0),%st(0)
fld1
faddp %st(0),%st(1)
finasch:
fsqrt
faddp %st(0),%st(1)
fldln2
fxch
fyl2x
ret
asinhl:
fldt 4(%esp)
jmp __asinh
.global acoshf,acosh,acoshl
.type acoshf,@function
.type acosh,@function
.type acoshl,@function
acoshf:
flds 4(%esp)
jmp __acosh
acosh:
fldl 4(%esp)
__acosh:
fld %st(0)
fmul %st(0),%st(0)
fld1
fsubrp %st(0),%st(1) # st1=st1-st0; pop
jmp finasch
acoshl:
fldt 4(%esp)
jmp __acosh
.global atanhf,atanh,atanhl
.type atanhf,@function
.type atanh,@function
.type atanhl,@function
atanhf:
flds 4(%esp)
jmp __atanh
atanh:
fldl 4(%esp)
__atanh:
fst %st(1)
fld1 # st0=1, st1=x, st2=x
fadd %st(0),%st(2) # st0=1, st1=x, st2=x+1
fsubp %st(0),%st(1) # st0=1-x, st1=x+1
fdivrp %st(0),%st(1)
fsqrt
fldln2
fxch
fyl2x
ret
atanhl:
fldt 4(%esp)
jmp __atanh
.global dremf,drem,dreml
.type dremf,@function
.type drem,@function
.type dreml,@function
dremf:
flds 8(%esp) # y
flds 4(%esp) # x
jmp __drem
drem:
fldl 12(%esp)
fldl 4(%esp)
__drem:
fprem1
fstsw %ax
sahf
jp __drem
ret
dreml:
fldt 16(%esp)
fldt 4(%esp)
jmp __drem
# |ret| = |x|, sign(ret) = sign(y)
.global copysignf,copysign,copysignl
.type copysignf,@function
.type copysign,@function
.type copysignl,@function
copysignf:
flds 4(%esp) # x
flds 8(%esp) # y
jmp __copysign
copysign:
fldl 4(%esp)
fldl 12(%esp)
__copysign:
fmul %st(1),%st # st = x*y
ftst
fstsw %ax
fincstp
sahf
jnc 1f
fchs
1: ret
copysignl:
fldt 4(%esp)
fldt 16(%esp)
jmp __copysign
.global fdimf,fdim,fdiml
.type fdimf,@function
.type fdim,@function
.type fdiml,@function
fdimf:
flds 4(%esp)
fsubl 12(%esp)
jmp __fdim
fdim:
fldl 4(%esp)
fsubl 12(%esp)
__fdim:
fstsw %ax
sahf
jnc 1f
fldz
1: ret
fdiml:
fldt 4(%esp)
fldt 16(%esp)
fsubp
jmp __fdim
.global truncf,trunc,truncl
.type truncf,@function
.type trunc,@function
.type truncl,@function
truncf:
flds 4(%esp)
movb $0x0c,%ah
jmp __flcetr
trunc:
fldl 4(%esp)
movb $0x0c,%ah
jmp __flcetr
truncl:
fldt 4(%esp)
movb $0x0c,%ah
jmp __flcetr
.global frexpf,frexp,frexpl
.type frexpf,@function
.type frexp,@function
.type frexpl,@function
frexpf:
flds 4(%esp)
movl 8(%esp),%eax
jmp __frexp
frexp:
fldl 4(%esp)
movl 12(%esp),%eax
__frexp:
fxtract
fxch
fistpl (%eax)
pushl $0x3f000000 # 1/2
fmuls (%esp)
incl (%eax)
popl %eax
ret
frexpl:
fldt 4(%esp)
movl 16(%esp),%eax
jmp __frexp
.global logbf,logb,logbl
.type logbf,@function
.type logb,@function
.type logbl,@function
#logbf: flds 4(%esp)
# fxtract
# fxch
# ret
#logb: fldl 4(%esp)
# fxtract
# fxch
# ret
#logbl: fldt 4(%esp)
# fxtract
# fxch
# ret
.global ilogbf,ilogb,ilogbl
.type ilogbf,@function
.type ilogb,@function
.type ilogbl,@function
logbf:
ilogbf: flds 4(%esp)
jmp __ilogb
logb:
ilogb: fldl 4(%esp)
__ilogb:
fxtract
pushl %eax
fxch
fistl (%esp)
popl %eax
ret
logbl:
ilogbl: fldt 4(%esp)
jmp __ilogb
|