id stringlengths 22 129 | text stringlengths 60 19.5k | arch stringclasses 9
values | syntax stringclasses 5
values | kind stringclasses 4
values | repo stringclasses 32
values | path stringlengths 7 108 | license stringclasses 10
values | commit stringlengths 40 40 | source_host stringclasses 1
value | category stringclasses 15
values | source_url stringlengths 85 192 | line_start int64 1 5.48k | line_end int64 4 5.5k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
bminor/glibc:sysdeps/i386/fpu/e_powf.S:7 | testb $2, %dh
jz 16f // jump if x == +inf
// fistpl raises invalid exception for |y| >= 1L<<31, so test
// that (in which case y is certainly even) before testing
// whether y is odd.
fld %st // y : y
fabs // |y| : y
fcompl MO(p31) // y
fnstsw
sahf
jnc 16f
// We must find out whether y is an odd integ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powf.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powf.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powf.S:8 | fldl MOX(inf_zero, %eax, 1)
ret
cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
17: shll $30, %edx // sign bit for y in right position
addl $4, %esp
cfi_adjust_cfa_offset (-4)
18: shrl $31, %edx
fldl MOX(inf_zero, %edx, 8)
ret
cfi_adjust_cfa_offset (4)
.align ALIGNARG(4)
// x is ±0
20: fstp %st(0) // y
testb... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powf.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powf.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powf.S:9 | // OK, the value is an integer.
popl %edx
cfi_adjust_cfa_offset (-4)
testb $1, %dl
jz 27f // jump if not odd
// It's an odd integer.
// Raise divide-by-zero exception and get minus infinity value.
fldl MO(one)
fdivl MO(zero)
fchs
ret
cfi_adjust_cfa_offset (4)
25: fstp %st(0)
26: addl $4, %esp
cfi_adjust_c... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powf.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powf.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powf.S:10 | fnstsw
sahf
jne 23f
// OK, the value is an integer.
popl %edx
cfi_adjust_cfa_offset (-4)
testb $1, %dl
jz 24f // jump if not odd
// It's an odd integer.
fldl MO(mzero)
ret
cfi_adjust_cfa_offset (4)
22: fstp %st(0)
23: addl $4, %esp // Don't use pop.
cfi_adjust_cfa_offset (-4)
24: fldl MO(zero)
ret
END(... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powf.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powf.S | 361 | 382 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2026 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:2 | .type pm79,@object
pm79: .byte 0, 0, 0, 0, 0, 0, 0, 0x3b
ASM_SIZE_DIRECTIVE(pm79)
.section .rodata.cst16,"aM",@progbits,16
.p2align 3
.type infinity,@object
inf_zero:
infinity:
.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
ASM_SIZE_DIRECTIVE(infinity)
.type zero,@object
zero: .double 0.0
ASM_SIZE_DIRECTIVE(zero)
.type ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:3 | fnstsw
movb %ah, %dl
andb $0x45, %ah
cmpb $0x40, %ah // is y == 0 ?
je 11f
cmpb $0x05, %ah // is y == ±inf ?
je 12f
cmpb $0x01, %ah // is y == NaN ?
je 30f
fldt 4(%esp) // x : y
subl $8,%esp
cfi_adjust_cfa_offset (8)
fxam
fnstsw
movb %ah, %dh
andb $0x45, %ah
cmpb $0x40, %ah
je 20f // x is ±0
c... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 81 | 140 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:4 | /* First see whether `y' is a natural number. In this case we
can use a more precise algorithm. */
fld %st // y : y : x
fistpll (%esp) // y : x
fildll (%esp) // int(y) : y : x
fucomp %st(1) // y : x
fnstsw
sahf
je 9f
// If y has absolute value at most 0x1p-79, then any finite
// nonzero x will resul... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 121 | 180 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:5 | orl $0, %edx
fstp %st(0) // x
jns 4f // y >= 0, jump
fdivrl MO(one) // 1/x (now referred to as x)
negl %eax
adcl $0, %edx
negl %edx
4: fldl MO(one) // 1 : x
/* y range is further reduced to [0, 3]. Simply walk through the
options. First up, 0 and 1. */
test %eax, %eax
jz 6f
fxch // x : 1
subl ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 161 | 220 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:6 | /* y is ±NAN */
30: fldt 4(%esp) // x : y
fldl MO(one) // 1.0 : x : y
fucomp %st(1) // x : y
fnstsw
sahf
je 33f
31: /* At least one argument NaN, and result should be NaN. */
faddp
ret
33: jp 31b
/* pow (1, NaN); check if the NaN signaling. */
testb $0x40, 23(%esp)
jz 31b
fstp %st(1)
ret
cfi_adjust_c... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 201 | 260 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:7 | fchs // -(1L<<78) : x
.align ALIGNARG(4)
3: /* y is a real number. */
subl $28, %esp
cfi_adjust_cfa_offset (28)
fstpt 12(%esp) // x
fstpt (%esp) // <empty>
call HIDDEN_JUMPTARGET (__powl_helper) // <result>
addl $36, %esp
cfi_adjust_cfa_offset (-36)
ret
// pow(x,±0) = 1, unless x is sNaN
.align ALIGNARG... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:8 | je 13f // jump if x is NaN
cmpb $0x40, %ah
je 14f // jump if |x| == 1
shlb $1, %ah
xorb %ah, %dl
andl $2, %edx
fldl MOX(inf_zero, %edx, 4)
ret
.align ALIGNARG(4)
14: fldl MO(one)
ret
.align ALIGNARG(4)
13: fldt 4(%esp) // load x == NaN
fadd %st(0)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:9 | // We must find out whether y is an odd integer.
fld %st // y : y
fistpll (%esp) // y
fildll (%esp) // int(y) : y
fucompp // <empty>
fnstsw
sahf
jne 17f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 18f // ju... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:10 | cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±0
20: fstp %st(0) // y
testb $2, %dl
jz 21f // y > 0
// x is ±0 and y is < 0. We must find out whether y is an odd integer.
testb $2, %dh
jz 25f
// fistpll raises invalid exception for |y| >= 1L<<63, but y
// may be odd unless we know |y| >= 1L<<64.
f... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 361 | 420 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | // It's an odd integer.
// Raise divide-by-zero exception and get minus infinity value.
fldl MO(one)
fdivl MO(zero)
fchs
ret
cfi_adjust_cfa_offset (8)
25: fstp %st(0)
26: addl $8, %esp
cfi_adjust_cfa_offset (-8)
27: // Raise divide-by-zero exception and get infinity value.
fldl MO(one)
fdivl MO(zero)
ret
c... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 401 | 460 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:12 | jne 23f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 24f // jump if not odd
// It's an odd integer.
fldl MO(mzero)
ret
cfi_adjust_cfa_offset (8)
22: fstp %st(0)
23: addl $8, %esp // Don't use 2 x pop
cfi_adjust_cf... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_powl.S | 441 | 462 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 975c8c4e22f73fb60996f6bcc2cf1a6f6af70928 | github | libc | https://github.com/bminor/glibc/blob/975c8c4e22f73fb60996f6bcc2cf1a6f6af70928/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:4 | /* First see whether `y' is a natural number. In this case we
can use a more precise algorithm. */
fld %st // y : y : x
fistpll (%esp) // y : x
fildll (%esp) // int(y) : y : x
fucomp %st(1) // y : x
fnstsw
sahf
je 9f
// If y has absolute value at most 0x1p-79, then any finite
// nonzero x will resul... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 121 | 180 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:5 | orl $0, %edx
fstp %st(0) // x
jns 4f // y >= 0, jump
fdivrl MO(one) // 1/x (now referred to as x)
negl %eax
adcl $0, %edx
negl %edx
4: fldl MO(one) // 1 : x
fxch
/* If y is even, take the absolute value of x. Otherwise,
ensure all intermediate values that might overflow have the
sign of x. */
t... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 161 | 220 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:6 | fucomp %st(1) // x : y
fnstsw
sahf
je 33f
31: /* At least one argument NaN, and result should be NaN. */
faddp
ret
33: jp 31b
/* pow (1, NaN); check if the NaN signaling. */
testb $0x40, 23(%esp)
jz 31b
fstp %st(1)
ret
cfi_adjust_cfa_offset (8)
32: addl $8, %esp
cfi_adjust_cfa_offset (-8)
faddp
ret
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 201 | 260 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:7 | subl $28, %esp
cfi_adjust_cfa_offset (28)
fstpt 12(%esp) // x
fstpt (%esp) // <empty>
call HIDDEN_JUMPTARGET (__powl_helper) // <result>
addl $36, %esp
cfi_adjust_cfa_offset (-36)
ret
// pow(x,±0) = 1, unless x is sNaN
.align ALIGNARG(4)
11: fstp %st(0) // pop y
fldt 4(%esp) // x
fxam
fnstsw
andb $0x45... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:8 | je 14f // jump if |x| == 1
shlb $1, %ah
xorb %ah, %dl
andl $2, %edx
fldl MOX(inf_zero, %edx, 4)
ret
.align ALIGNARG(4)
14: fldl MO(one)
ret
.align ALIGNARG(4)
13: fldt 4(%esp) // load x == NaN
fadd %st(0)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±inf
15: fstp %st(0) // y
testb $2, %... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:9 | fildll (%esp) // int(y) : y
fucompp // <empty>
fnstsw
sahf
jne 17f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 18f // jump if not odd
// It's an odd integer.
shrl $31, %edx
fldl MOX(minf_mzero, %edx, 8)
ret
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:10 | // x is ±0
20: fstp %st(0) // y
testb $2, %dl
jz 21f // y > 0
// x is ±0 and y is < 0. We must find out whether y is an odd integer.
testb $2, %dh
jz 25f
// fistpll raises invalid exception for |y| >= 1L<<63, but y
// may be odd unless we know |y| >= 1L<<64.
fld %st // y : y
fabs // |y| : y
fcompl MO(... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 361 | 420 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | fdivl MO(zero)
fchs
ret
cfi_adjust_cfa_offset (8)
25: fstp %st(0)
26: addl $8, %esp
cfi_adjust_cfa_offset (-8)
27: // Raise divide-by-zero exception and get infinity value.
fldl MO(one)
fdivl MO(zero)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±0 and y is > 0. We must find out whether y is an... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 401 | 459 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:12 | popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 24f // jump if not odd
// It's an odd integer.
fldl MO(mzero)
ret
cfi_adjust_cfa_offset (8)
22: fstp %st(0)
23: addl $8, %esp // Don't use 2 x pop
cfi_adjust_cfa_offset (-8)
24: fldl MO(zero)
ret
END(__ieee754_powl)
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2642002380aafb71a1d3b569b6d7ebeab3284816 | github | libc | https://github.com/bminor/glibc/blob/2642002380aafb71a1d3b569b6d7ebeab3284816/sysdeps/i386/fpu/e_powl.S | 441 | 459 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | dff8da6b3e89b986bb7f6b1ec18cf65d5972e307 | github | libc | https://github.com/bminor/glibc/blob/dff8da6b3e89b986bb7f6b1ec18cf65d5972e307/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 6d7e8eda9b85b08f207a6dc6f187e94e4817270f | github | libc | https://github.com/bminor/glibc/blob/6d7e8eda9b85b08f207a6dc6f187e94e4817270f/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 581c785bf31bc74430320c7856bbfa3875d025fe | github | libc | https://github.com/bminor/glibc/blob/581c785bf31bc74430320c7856bbfa3875d025fe/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free S... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 5afe4c0d6903027bf7835da4711a9f75b750a64d | github | libc | https://github.com/bminor/glibc/blob/5afe4c0d6903027bf7835da4711a9f75b750a64d/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:2 | ASM_SIZE_DIRECTIVE(p78)
.type pm79,@object
pm79: .byte 0, 0, 0, 0, 0, 0, 0, 0x3b
ASM_SIZE_DIRECTIVE(pm79)
.section .rodata.cst16,"aM",@progbits,16
.p2align 3
.type infinity,@object
inf_zero:
infinity:
.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
ASM_SIZE_DIRECTIVE(infinity)
.type zero,@object
zero: .double 0.0
ASM_SIZ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:3 | #endif
fnstsw
movb %ah, %dl
andb $0x45, %ah
cmpb $0x40, %ah // is y == 0 ?
je 11f
cmpb $0x05, %ah // is y == ±inf ?
je 12f
cmpb $0x01, %ah // is y == NaN ?
je 30f
fldt 4(%esp) // x : y
subl $8,%esp
cfi_adjust_cfa_offset (8)
fxam
fnstsw
movb %ah, %dh
andb $0x45, %ah
cmpb $0x40, %ah
je 20f // x ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 81 | 140 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:4 | jnc 2f
/* First see whether `y' is a natural number. In this case we
can use a more precise algorithm. */
fld %st // y : y : x
fistpll (%esp) // y : x
fildll (%esp) // int(y) : y : x
fucomp %st(1) // y : x
fnstsw
sahf
je 9f
// If y has absolute value at most 0x1p-79, then any finite
// nonzero x w... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 121 | 180 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:5 | cfi_adjust_cfa_offset (-4)
orl $0, %edx
fstp %st(0) // x
jns 4f // y >= 0, jump
fdivrl MO(one) // 1/x (now referred to as x)
negl %eax
adcl $0, %edx
negl %edx
4: fldl MO(one) // 1 : x
fxch
/* If y is even, take the absolute value of x. Otherwise,
ensure all intermediate values that might overflow ha... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 161 | 220 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:6 | fldl MO(one) // 1.0 : x : y
fucomp %st(1) // x : y
fnstsw
sahf
je 33f
31: /* At least one argument NaN, and result should be NaN. */
faddp
ret
33: jp 31b
/* pow (1, NaN); check if the NaN signaling. */
testb $0x40, 23(%esp)
jz 31b
fstp %st(1)
ret
cfi_adjust_cfa_offset (8)
32: addl $8, %esp
cfi_adjust_... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 201 | 260 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:7 | 3: /* y is a real number. */
subl $28, %esp
cfi_adjust_cfa_offset (28)
fstpt 12(%esp) // x
fstpt (%esp) // <empty>
call HIDDEN_JUMPTARGET (__powl_helper) // <result>
addl $36, %esp
cfi_adjust_cfa_offset (-36)
ret
// pow(x,±0) = 1, unless x is sNaN
.align ALIGNARG(4)
11: fstp %st(0) // pop y
fldt 4(%esp) ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:8 | cmpb $0x40, %ah
je 14f // jump if |x| == 1
shlb $1, %ah
xorb %ah, %dl
andl $2, %edx
fldl MOX(inf_zero, %edx, 4)
ret
.align ALIGNARG(4)
14: fldl MO(one)
ret
.align ALIGNARG(4)
13: fldt 4(%esp) // load x == NaN
fadd %st(0)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±inf
15: fstp %st(0) ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:9 | fistpll (%esp) // y
fildll (%esp) // int(y) : y
fucompp // <empty>
fnstsw
sahf
jne 17f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 18f // jump if not odd
// It's an odd integer.
shrl $31, %edx
fldl MOX(minf... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:10 | .align ALIGNARG(4)
// x is ±0
20: fstp %st(0) // y
testb $2, %dl
jz 21f // y > 0
// x is ±0 and y is < 0. We must find out whether y is an odd integer.
testb $2, %dh
jz 25f
// fistpll raises invalid exception for |y| >= 1L<<63, but y
// may be odd unless we know |y| >= 1L<<64.
fld %st // y : y
fabs //... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 361 | 420 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | fldl MO(one)
fdivl MO(zero)
fchs
ret
cfi_adjust_cfa_offset (8)
25: fstp %st(0)
26: addl $8, %esp
cfi_adjust_cfa_offset (-8)
27: // Raise divide-by-zero exception and get infinity value.
fldl MO(one)
fdivl MO(zero)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±0 and y is > 0. We must find out w... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 401 | 460 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:12 | // OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 24f // jump if not odd
// It's an odd integer.
fldl MO(mzero)
ret
cfi_adjust_cfa_offset (8)
22: fstp %st(0)
23: addl $8, %esp // Don't use 2 x pop
cfi_adjust_cfa_offset (... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 2b778ceb4010c28d70de9b8eab20e8d88eed586b | github | libc | https://github.com/bminor/glibc/blob/2b778ceb4010c28d70de9b8eab20e8d88eed586b/sysdeps/i386/fpu/e_powl.S | 441 | 460 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | d614a7539657941a9201c236b2f15afac18e1213 | github | libc | https://github.com/bminor/glibc/blob/d614a7539657941a9201c236b2f15afac18e1213/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | fdivl MO(zero)
fchs
ret
cfi_adjust_cfa_offset (8)
25: fstp %st(0)
26: addl $8, %esp
cfi_adjust_cfa_offset (-8)
27: // Raise divide-by-zero exception and get infinity value.
fldl MO(one)
fdivl MO(zero)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±0 and y is > 0. We must find out whether y is an... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | d614a7539657941a9201c236b2f15afac18e1213 | github | libc | https://github.com/bminor/glibc/blob/d614a7539657941a9201c236b2f15afac18e1213/sysdeps/i386/fpu/e_powl.S | 401 | 459 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:12 | popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 24f // jump if not odd
// It's an odd integer.
fldl MO(mzero)
ret
cfi_adjust_cfa_offset (8)
22: fstp %st(0)
23: addl $8, %esp // Don't use 2 x pop
cfi_adjust_cfa_offset (-8)
24: fldl MO(zero)
ret
END(__ieee754_powl)
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | d614a7539657941a9201c236b2f15afac18e1213 | github | libc | https://github.com/bminor/glibc/blob/d614a7539657941a9201c236b2f15afac18e1213/sysdeps/i386/fpu/e_powl.S | 441 | 459 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 5a82c74822d3272df2f5929133680478c0cfb4bd | github | libc | https://github.com/bminor/glibc/blob/5a82c74822d3272df2f5929133680478c0cfb4bd/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 04277e02d7f54d3582bebcf8386b317018cd5e1d | github | libc | https://github.com/bminor/glibc/blob/04277e02d7f54d3582bebcf8386b317018cd5e1d/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 688903eb3ef01301d239ab753d309d45720610a7 | github | libc | https://github.com/bminor/glibc/blob/688903eb3ef01301d239ab753d309d45720610a7/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | bfff8b1becd7d01c074177df7196ab327cd8c844 | github | libc | https://github.com/bminor/glibc/blob/bfff8b1becd7d01c074177df7196ab327cd8c844/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | a91fd168a0db38563528dab1a13180fda2a5040c | github | libc | https://github.com/bminor/glibc/blob/a91fd168a0db38563528dab1a13180fda2a5040c/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:5 | orl $0, %edx
fstp %st(0) // x
jns 4f // y >= 0, jump
fdivrl MO(one) // 1/x (now referred to as x)
negl %eax
adcl $0, %edx
negl %edx
4: fldl MO(one) // 1 : x
fxch
/* If y is even, take the absolute value of x. Otherwise,
ensure all intermediate values that might overflow have the
sign of x. */
t... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 161 | 220 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:6 | fucomp %st(1) // x : y
fnstsw
sahf
je 31f
fxch // y : x
31: fstp %st(1)
ret
cfi_adjust_cfa_offset (8)
32: addl $8, %esp
cfi_adjust_cfa_offset (-8)
fstp %st(1)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
2: // y is a large integer (absolute value at least 1L<<63).
// If y has absolute value at leas... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 201 | 260 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:7 | cfi_adjust_cfa_offset (-36)
ret
// pow(x,±0) = 1
.align ALIGNARG(4)
11: fstp %st(0) // pop y
fldl MO(one)
ret
// y == ±inf
.align ALIGNARG(4)
12: fstp %st(0) // pop y
fldl MO(one) // 1
fldt 4(%esp) // x : 1
fabs // abs(x) : 1
fucompp // < 1, == 1, or > 1
fnstsw
andb $0x45, %ah
cmpb $0x45, %ah
j... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:8 | // x is ±inf
15: fstp %st(0) // y
testb $2, %dh
jz 16f // jump if x == +inf
// fistpll raises invalid exception for |y| >= 1L<<63, but y
// may be odd unless we know |y| >= 1L<<64.
fld %st // y : y
fabs // |y| : y
fcompl MO(p64) // y
fnstsw
sahf
jnc 16f
fldl MO(p63) // p63 : y
fxch // y : p63
fpr... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:9 | .align ALIGNARG(4)
16: fcompl MO(zero)
addl $8, %esp
cfi_adjust_cfa_offset (-8)
fnstsw
shrl $5, %eax
andl $8, %eax
fldl MOX(inf_zero, %eax, 1)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
17: shll $30, %edx // sign bit for y in right position
addl $8, %esp
cfi_adjust_cfa_offset (-8)
18: shrl $31, %edx
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:10 | fprem // y%p63 : p63
fstp %st(1) // y%p63
fld %st // y : y
fistpll (%esp) // y
fildll (%esp) // int(y) : y
fucompp // <empty>
fnstsw
sahf
jne 26f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 27f // jump... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 361 | 420 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | // fistpll raises invalid exception for |y| >= 1L<<63, but y
// may be odd unless we know |y| >= 1L<<64.
fld %st // y : y
fcompl MO(p64) // y
fnstsw
sahf
jnc 22f
fldl MO(p63) // p63 : y
fxch // y : p63
fprem // y%p63 : p63
fstp %st(1) // y%p63
fld %st // y : y
fistpll (%esp) // y
fildll (%esp) ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | c898991d8bcfacc825097ba389ffccc5367c2b2d | github | libc | https://github.com/bminor/glibc/blob/c898991d8bcfacc825097ba389ffccc5367c2b2d/sysdeps/i386/fpu/e_powl.S | 401 | 440 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | f7a9f785e547bd599dee496fd906a28bcb4ec7fe | github | libc | https://github.com/bminor/glibc/blob/f7a9f785e547bd599dee496fd906a28bcb4ec7fe/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:4 | /* First see whether `y' is a natural number. In this case we
can use a more precise algorithm. */
fld %st // y : y : x
fistpll (%esp) // y : x
fildll (%esp) // int(y) : y : x
fucomp %st(1) // y : x
fnstsw
sahf
je 9f
// If y has absolute value at most 0x1p-79, then any finite
// nonzero x will resul... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | f7a9f785e547bd599dee496fd906a28bcb4ec7fe | github | libc | https://github.com/bminor/glibc/blob/f7a9f785e547bd599dee496fd906a28bcb4ec7fe/sysdeps/i386/fpu/e_powl.S | 121 | 180 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 6ace39382120dd0668b2168591611f71b04ac8f3 | github | libc | https://github.com/bminor/glibc/blob/6ace39382120dd0668b2168591611f71b04ac8f3/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:1 | /* ix87 specific implementation of pow function.
Copyright (C) 1996-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GN... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:2 | pm79: .byte 0, 0, 0, 0, 0, 0, 0, 0x3b
ASM_SIZE_DIRECTIVE(pm79)
.section .rodata.cst16,"aM",@progbits,16
.p2align 3
.type infinity,@object
inf_zero:
infinity:
.byte 0, 0, 0, 0, 0, 0, 0xf0, 0x7f
ASM_SIZE_DIRECTIVE(infinity)
.type zero,@object
zero: .double 0.0
ASM_SIZE_DIRECTIVE(zero)
.type minf_mzero,@object
... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:3 | movb %ah, %dl
andb $0x45, %ah
cmpb $0x40, %ah // is y == 0 ?
je 11f
cmpb $0x05, %ah // is y == ±inf ?
je 12f
cmpb $0x01, %ah // is y == NaN ?
je 30f
fldt 4(%esp) // x : y
subl $8,%esp
cfi_adjust_cfa_offset (8)
fxam
fnstsw
movb %ah, %dh
andb $0x45, %ah
cmpb $0x40, %ah
je 20f // x is ±0
cmpb $0x0... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 81 | 140 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:4 | can use a more precise algorithm. */
fld %st // y : y : x
fistpll (%esp) // y : x
fildll (%esp) // int(y) : y : x
fucomp %st(1) // y : x
fnstsw
sahf
je 9f
// If y has absolute value at most 0x1p-79, then any finite
// nonzero x will result in 1. Saturate y to those bounds to
// avoid underflow in the c... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 121 | 180 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:5 | jns 4f // y >= 0, jump
fdivrl MO(one) // 1/x (now referred to as x)
negl %eax
adcl $0, %edx
negl %edx
4: fldl MO(one) // 1 : x
fxch
/* If y is even, take the absolute value of x. Otherwise,
ensure all intermediate values that might overflow have the
sign of x. */
testb $1, %al
jnz 6f
fabs
6: sh... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 161 | 220 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:6 | ret
cfi_adjust_cfa_offset (8)
32: addl $8, %esp
cfi_adjust_cfa_offset (-8)
fstp %st(1)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
2: // y is a large integer (absolute value at least 1L<<63).
// If y has absolute value at least 1L<<78, then any finite
// nonzero x will result in 0 (underflow), 1 or infin... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 201 | 260 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:7 | fldl MO(one)
ret
// y == ±inf
.align ALIGNARG(4)
12: fstp %st(0) // pop y
fldl MO(one) // 1
fldt 4(%esp) // x : 1
fabs // abs(x) : 1
fucompp // < 1, == 1, or > 1
fnstsw
andb $0x45, %ah
cmpb $0x45, %ah
je 13f // jump if x is NaN
cmpb $0x40, %ah
je 14f // jump if |x| == 1
shlb $1, %ah
xorb %ah,... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 241 | 300 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:8 | // may be odd unless we know |y| >= 1L<<64.
fld %st // y : y
fabs // |y| : y
fcompl MO(p64) // y
fnstsw
sahf
jnc 16f
fldl MO(p63) // p63 : y
fxch // y : p63
fprem // y%p63 : p63
fstp %st(1) // y%p63
// We must find out whether y is an odd integer.
fld %st // y : y
fistpll (%esp) // y
fildll (... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 281 | 340 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:9 | andl $8, %eax
fldl MOX(inf_zero, %eax, 1)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
17: shll $30, %edx // sign bit for y in right position
addl $8, %esp
cfi_adjust_cfa_offset (-8)
18: shrl $31, %edx
fldl MOX(inf_zero, %edx, 8)
ret
cfi_adjust_cfa_offset (8)
.align ALIGNARG(4)
// x is ±0
20: fstp %st(... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 321 | 380 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:10 | fucompp // <empty>
fnstsw
sahf
jne 26f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi_adjust_cfa_offset (-4)
andb $1, %al
jz 27f // jump if not odd
// It's an odd integer.
// Raise divide-by-zero exception and get minus infinity value.
fldl MO(one)
fd... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 361 | 420 |
bminor/glibc:sysdeps/i386/fpu/e_powl.S:11 | jnc 22f
fldl MO(p63) // p63 : y
fxch // y : p63
fprem // y%p63 : p63
fstp %st(1) // y%p63
fld %st // y : y
fistpll (%esp) // y
fildll (%esp) // int(y) : y
fucompp // <empty>
fnstsw
sahf
jne 23f
// OK, the value is an integer, but is it odd?
popl %eax
cfi_adjust_cfa_offset (-4)
popl %edx
cfi... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_powl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_powl.S | 401 | 434 |
bminor/glibc:sysdeps/i386/fpu/e_remainder.S:1 | /*
* Public domain.
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainder)
fldl 12(%esp)
fldl 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainder)
libm_alias_finite (__ieee754_remainder, __remainder) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainder.S | LGPL-2.1 | 30891f35fa7da832b66d80d0807610df361851f3 | github | libc | https://github.com/bminor/glibc/blob/30891f35fa7da832b66d80d0807610df361851f3/sysdeps/i386/fpu/e_remainder.S | 1 | 18 |
bminor/glibc:sysdeps/i386/fpu/e_remainder.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainder)
fldl 12(%esp)
fldl 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainder)
libm_alias_finite (__ieee754_remainder, __remainder) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainder.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_remainder.S | 1 | 19 |
bminor/glibc:sysdeps/i386/fpu/e_remainder.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#include <machine/asm.h>
ENTRY(__ieee754_remainder)
fldl 12(%esp)
fldl 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainder)
strong_alias (__ieee754_remainder, __remainder_finite) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainder.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_remainder.S | 1 | 18 |
bminor/glibc:sysdeps/i386/fpu/e_remainderf.S:1 | /*
* Public domain.
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainderf)
flds 8(%esp)
flds 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainderf)
libm_alias_finite (__ieee754_remainderf, __remainderf) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderf.S | LGPL-2.1 | 30891f35fa7da832b66d80d0807610df361851f3 | github | libc | https://github.com/bminor/glibc/blob/30891f35fa7da832b66d80d0807610df361851f3/sysdeps/i386/fpu/e_remainderf.S | 1 | 18 |
bminor/glibc:sysdeps/i386/fpu/e_remainderf.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainderf)
flds 8(%esp)
flds 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainderf)
libm_alias_finite (__ieee754_remainderf, __remainderf) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderf.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_remainderf.S | 1 | 19 |
bminor/glibc:sysdeps/i386/fpu/e_remainderf.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#include <machine/asm.h>
ENTRY(__ieee754_remainderf)
flds 8(%esp)
flds 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainderf)
strong_alias (__ieee754_remainderf, __remainderf_finite) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderf.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_remainderf.S | 1 | 18 |
bminor/glibc:sysdeps/i386/fpu/e_remainderl.S:1 | /*
* Public domain.
*
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainderl)
fldt 16(%esp)
fldt 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainderl)
libm_alias_finite (__ieee754_remainderl, __remainderl) | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderl.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_remainderl.S | 1 | 19 |
bminor/glibc:sysdeps/i386/fpu/e_remainderl.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
*/
#include <machine/asm.h>
#include <libm-alias-finite.h>
ENTRY(__ieee754_remainderl)
fldt 16(%esp)
fldt 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee... | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderl.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_remainderl.S | 1 | 21 |
bminor/glibc:sysdeps/i386/fpu/e_remainderl.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
*/
#include <machine/asm.h>
ENTRY(__ieee754_remainderl)
fldt 16(%esp)
fldt 4(%esp)
1: fprem1
fstsw %ax
sahf
jp 1b
fstp %st(1)
ret
END (__ieee754_remainderl)
strong_alias (_... | x86 | gas-like | handwritten | bminor/glibc | sysdeps/i386/fpu/e_remainderl.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_remainderl.S | 1 | 20 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:1 | /*
* Public domain.
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
#include <libm-alias-finite.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double 0.0
nan: .byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
.byte 0, 0, 0, 0, 0, 0, 0, 0x80
.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
ASM_SIZE_DIREC... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalb.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:2 | fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
DBL_NARROW_EVAL
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 8(%esp), %edx
shrl $5, %eax
fstp %st
fstp %st
andl $0x80000000, %edx
andl $0x... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalb.S | 41 | 98 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:3 | #ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdiv %st
ret
END(__ieee754_scalb)
libm_alias_finite (__ieee754_scalb, __scalb) | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalb.S | 81 | 98 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Correct handling of y==-inf <drepper@gnu>
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
#include <libm-alias-finite.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double 0.0
nan: .byte 0, 0, 0, 0, 0, 0, 0x... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalb.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:2 | andl $0x4500, %eax
cmpl $0x0100, %eax
je 2f
fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
DBL_NARROW_EVAL
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 8(%esp), %edx
shrl $5, %eax
fstp ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalb.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:3 | So use a variable. */
2: fstp %st
fstp %st
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdiv %st
ret
END(__ieee754_scalb)
libm_alias_finite (__ieee754_s... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalb.S | 81 | 101 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Correct handling of y==-inf <drepper@gnu>
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double 0.0
nan: .byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
.byte 0, 0, 0, 0, 0, ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 94ced920a951bcab51f2ef955ccd2cc51668e6f3 | github | libc | https://github.com/bminor/glibc/blob/94ced920a951bcab51f2ef955ccd2cc51668e6f3/sysdeps/i386/fpu/e_scalb.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:2 | cmpl $0x0100, %eax
je 2f
fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
DBL_NARROW_EVAL
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 8(%esp), %edx
shrl $5, %eax
fstp %st
fstp %st
andl ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 94ced920a951bcab51f2ef955ccd2cc51668e6f3 | github | libc | https://github.com/bminor/glibc/blob/94ced920a951bcab51f2ef955ccd2cc51668e6f3/sysdeps/i386/fpu/e_scalb.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:3 | 2: fstp %st
fstp %st
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdiv %st
ret
END(__ieee754_scalb)
strong_alias (__ieee754_scalb, __scalb_finite) | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 94ced920a951bcab51f2ef955ccd2cc51668e6f3 | github | libc | https://github.com/bminor/glibc/blob/94ced920a951bcab51f2ef955ccd2cc51668e6f3/sysdeps/i386/fpu/e_scalb.S | 81 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Correct handling of y==-inf <drepper@gnu>
*/
#include <machine/asm.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double 0.0
nan: .byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
.byte 0, 0, 0, 0, 0, 0, 0, 0x80
.byte 0, 0, 0, ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_scalb.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:2 | je 2f
fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 8(%esp), %edx
shrl $5, %eax
fstp %st
fstp %st
andl $0x80000000, %edx
andl $0x0228, %eax... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_scalb.S | 41 | 98 |
bminor/glibc:sysdeps/i386/fpu/e_scalb.S:3 | #ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdiv %st
ret
END(__ieee754_scalb)
strong_alias (__ieee754_scalb, __scalb_finite) | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalb.S | LGPL-2.1 | 890b7a4b33d482b5c768ab47d70758b80227e9bc | github | libc | https://github.com/bminor/glibc/blob/890b7a4b33d482b5c768ab47d70758b80227e9bc/sysdeps/i386/fpu/e_scalb.S | 81 | 98 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:1 | /*
* Public domain.
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
#include <libm-alias-finite.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double 0.0
nan: .byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
.byte 0, 0, 0, 0, 0, 0, 0, 0x80
.byte 0, 0, 0, 0, 0, 0, 0xff, 0x7f
ASM_SIZE_DIREC... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalbf.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:2 | je 2f
fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
FLT_NARROW_EVAL
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 4(%esp), %edx
shrl $5, %eax
fstp %st
fstp %st
andl $0x80000000, %edx
a... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalbf.S | 41 | 99 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:3 | fstp %st
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdiv %st
ret
END(__ieee754_scalbf)
libm_alias_finite (__ieee754_scalbf, __scalbf) | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 04e750e75b73957cf1c791535a3f4319534a52fc | github | libc | https://github.com/bminor/glibc/blob/04e750e75b73957cf1c791535a3f4319534a52fc/sysdeps/i386/fpu/e_scalbf.S | 81 | 99 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
* Adapted for float type by Ulrich Drepper <drepper@cygnus.com>.
*
* Correct handling of y==-inf <drepper@gnu>
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
#include <libm-alias-finite.h>
.section .rodata
.align ALIGNARG(4)
.type zero_... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalbf.S | 1 | 60 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:2 | cmpl $0x0700, %eax
je 1f
andl $0x4500, %eax
cmpl $0x0100, %eax
je 2f
fxam
fnstsw
andl $0x4500, %eax
cmpl $0x0100, %eax
je 3f
fld %st(1)
frndint
fcomp %st(2)
fnstsw
sahf
jne 4f
fscale
fstp %st(1)
FLT_NARROW_EVAL
ret
/* y is -inf */
1: fxam
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fnstsw
movl 4(%esp),... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalbf.S | 41 | 100 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:3 | /* The result is NaN, but we must not raise an exception.
So use a variable. */
2: fstp %st
fstp %st
#ifdef PIC
LOAD_PIC_REG (cx)
#endif
fldl MO(nan)
ret
/* The first parameter is a NaN. Return it. */
3: fstp %st(1)
ret
/* Return NaN and raise the invalid exception. */
4: fstp %st
fstp %st
fldz
fdi... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 220622dde5704c95a100c2792a280f18f3deba73 | github | libc | https://github.com/bminor/glibc/blob/220622dde5704c95a100c2792a280f18f3deba73/sysdeps/i386/fpu/e_scalbf.S | 81 | 103 |
bminor/glibc:sysdeps/i386/fpu/e_scalbf.S:1 | /*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
* Adapted for float type by Ulrich Drepper <drepper@cygnus.com>.
*
* Correct handling of y==-inf <drepper@gnu>
*/
#include <machine/asm.h>
#include <i386-math-asm.h>
.section .rodata
.align ALIGNARG(4)
.type zero_nan,@object
zero_nan:
.double ... | x86 | gas-att | handwritten | bminor/glibc | sysdeps/i386/fpu/e_scalbf.S | LGPL-2.1 | 94ced920a951bcab51f2ef955ccd2cc51668e6f3 | github | libc | https://github.com/bminor/glibc/blob/94ced920a951bcab51f2ef955ccd2cc51668e6f3/sysdeps/i386/fpu/e_scalbf.S | 1 | 60 |
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