Blame sysdeps/x86_64/fpu/multiarch/svml_d_pow8_core_avx512.S

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/* Function pow vectorized with AVX-512. KNL and SKX versions.
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   Copyright (C) 2014-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Lesser General Public
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   License as published by the Free Software Foundation; either
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   version 2.1 of the License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Lesser General Public License for more details.
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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, see
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   <http://www.gnu.org/licenses/>.  */
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#include <sysdep.h>
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#include "svml_d_pow_data.h"
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#include "svml_d_wrapper_impl.h"
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/* ALGORITHM DESCRIPTION:
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     1) Calculating log2|x|
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     Here we use the following formula.
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     Let |x|=2^k1*X1, where k1 is integer, 1<=X1<2.
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     Let C ~= 1/ln(2),
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     Rcp1 ~= 1/X1,   X2=Rcp1*X1,
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     Rcp2 ~= 1/X2,   X3=Rcp2*X2,
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     Rcp3 ~= 1/X3,   Rcp3C ~= C/X3.
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     Then
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     log2|x| = k1 + log2(1/Rcp1) + log2(1/Rcp2) + log2(C/Rcp3C) +
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               log2(X1*Rcp1*Rcp2*Rcp3C/C),
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     where X1*Rcp1*Rcp2*Rcp3C = C*(1+q), q is very small.
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     The values of Rcp1, log2(1/Rcp1), Rcp2, log2(1/Rcp2),
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     Rcp3C, log2(C/Rcp3C) are taken from tables.
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     Values of Rcp1, Rcp2, Rcp3C are such that RcpC=Rcp1*Rcp2*Rcp3C
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     is exactly represented in target precision.
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     log2(X1*Rcp1*Rcp2*Rcp3C/C) = log2(1+q) = ln(1+q)/ln2 =
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     = 1/(ln2)*q - 1/(2ln2)*q^2 + 1/(3ln2)*q^3 - ... =
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     = 1/(C*ln2)*cq - 1/(2*C^2*ln2)*cq^2 + 1/(3*C^3*ln2)*cq^3 - ... =
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     = (1 + a1)*cq + a2*cq^2 + a3*cq^3 + ...,
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     where cq = X1*Rcp1*Rcp2*Rcp3C-C,
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     a1=1/(C*ln(2))-1 is small,
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     a2=1/(2*C^2*ln2),
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     a3=1/(3*C^3*ln2),
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     ...
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     We get 3 parts of log2 result: HH+HL+HLL ~= log2|x|.
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     2)  Calculation of y*(HH+HL+HLL).
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     Split y into YHi+YLo.
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     Get high PH and medium PL parts of y*log2|x|.
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     Get low PLL part of y*log2|x|.
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     Now we have PH+PL+PLL ~= y*log2|x|.
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     3) Calculation of 2^(PH+PL+PLL).
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     Mathematical idea of computing 2^(PH+PL+PLL) is the following.
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     Let's represent PH+PL+PLL in the form N + j/2^expK + Z,
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     where expK=7 in this implementation, N and j are integers,
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     0<=j<=2^expK-1, |Z|<2^(-expK-1).
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     Hence 2^(PH+PL+PLL) ~= 2^N * 2^(j/2^expK) * 2^Z,
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     where 2^(j/2^expK) is stored in a table, and
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     2^Z ~= 1 + B1*Z + B2*Z^2 ... + B5*Z^5.
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     We compute 2^(PH+PL+PLL) as follows.
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     Break PH into PHH + PHL, where PHH = N + j/2^expK.
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     Z = PHL + PL + PLL
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     Exp2Poly = B1*Z + B2*Z^2 ... + B5*Z^5
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     Get 2^(j/2^expK) from table in the form THI+TLO.
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     Now we have 2^(PH+PL+PLL) ~= 2^N * (THI + TLO) * (1 + Exp2Poly).
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     Get significand of 2^(PH+PL+PLL) in the form ResHi+ResLo:
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     ResHi := THI
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     ResLo := THI * Exp2Poly + TLO
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     Get exponent ERes of the result:
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     Res := ResHi + ResLo:
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     Result := ex(Res) + N.  */
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	.text
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ENTRY (_ZGVeN8vv_pow_knl)
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#ifndef HAVE_AVX512DQ_ASM_SUPPORT
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WRAPPER_IMPL_AVX512_ff _ZGVdN4vv_pow
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#else
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        pushq     %rbp
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        cfi_adjust_cfa_offset (8)
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        cfi_rel_offset (%rbp, 0)
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        movq      %rsp, %rbp
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        cfi_def_cfa_register (%rbp)
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        andq      $-64, %rsp
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        subq      $1344, %rsp
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        vpsrlq    $32, %zmm0, %zmm13
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        vmovaps   %zmm1, %zmm12
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        movq      __svml_dpow_data@GOTPCREL(%rip), %rax
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        movl      $255, %edx
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        vpmovqd   %zmm13, %ymm10
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        vpsrlq    $32, %zmm12, %zmm14
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        kmovw     %edx, %k1
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        movl      $-1, %ecx
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        vpmovqd   %zmm14, %ymm15
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/* x1 = x; Hi(x1) = (Hi(x1)&0x000fffff)|0x3ff00000 */
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        vmovups _dbOne(%rax), %zmm6
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/* i = (((Hi(x) & 0x000ffe00) + 0x00000200) >> 10); -> i = (b1..b11 + 1) / 2 */
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        vmovaps   %zmm10, %zmm5
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/* k = Hi(x); k = k - 0x3fe7fe00; k = k >> 20 */
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        vpsubd    _i3fe7fe00(%rax), %zmm10, %zmm14{%k1}
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        vpandd    _iIndexMask(%rax), %zmm10, %zmm5{%k1}
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        vpsrad    $20, %zmm14, %zmm14{%k1}
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        vpxord    %zmm9, %zmm9, %zmm9
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        vpaddd    _HIDELTA(%rax), %zmm10, %zmm3{%k1}
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        vpaddd    _iIndexAdd(%rax), %zmm5, %zmm5{%k1}
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        vpxord    %zmm7, %zmm7, %zmm7
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        vpaddd    _i2p20_2p19(%rax), %zmm14, %zmm14{%k1}
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        vpcmpd    $1, _LORANGE(%rax), %zmm3, %k2{%k1}
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        vpsrld    $10, %zmm5, %zmm5{%k1}
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        vpandd    _ABSMASK(%rax), %zmm15, %zmm2{%k1}
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        vpbroadcastd %ecx, %zmm1{%k2}{z}
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/* Index for reciprocal table */
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        vpslld     $3, %zmm5, %zmm8{%k1}
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        kxnorw     %k2, %k2, %k2
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        vgatherdpd 11712(%rax,%ymm8), %zmm9{%k2}
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        vpmovzxdq  %ymm14, %zmm10
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/* Index for log2 table */
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        vpslld    $4, %zmm5, %zmm13{%k1}
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        kxnorw    %k2, %k2, %k2
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        vpsllq    $32, %zmm10, %zmm3
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        vpxord    %zmm8, %zmm8, %zmm8
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        vpcmpd    $5, _INF(%rax), %zmm2, %k3{%k1}
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        vpbroadcastd %ecx, %zmm4{%k3}{z}
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        vpternlogq $248, _iMantissaMask(%rax), %zmm0, %zmm6
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        kxnorw     %k3, %k3, %k3
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        vpternlogq $168, _iffffffff00000000(%rax), %zmm10, %zmm3
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/* x1Hi=x1; Lo(x1Hi)&=0xf8000000; x1Lo = x1-x1Hi */
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        vpandq     _iHighMask(%rax), %zmm6, %zmm2
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        vgatherdpd 19976(%rax,%ymm13), %zmm8{%k2}
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        vpord      %zmm4, %zmm1, %zmm11{%k1}
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        vsubpd     _db2p20_2p19(%rax), %zmm3, %zmm1
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        vsubpd     %zmm2, %zmm6, %zmm5
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/* r1 = x1*rcp1 */
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        vmulpd     %zmm9, %zmm6, %zmm6
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        vgatherdpd 19968(%rax,%ymm13), %zmm7{%k3}
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/* cq = c+r1 */
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        vaddpd _LHN(%rax), %zmm6, %zmm4
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/* E = -r1+__fence(x1Hi*rcp1) */
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        vfmsub213pd %zmm6, %zmm9, %zmm2
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/* T = k + L1hi */
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        vaddpd    %zmm7, %zmm1, %zmm7
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/* E=E+x1Lo*rcp1 */
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        vfmadd213pd %zmm2, %zmm9, %zmm5
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/* T_Rh = T + cq */
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        vaddpd    %zmm4, %zmm7, %zmm3
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/* Rl = T-T_Rh; -> -Rh */
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        vsubpd    %zmm3, %zmm7, %zmm9
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/* Rl=Rl+cq */
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        vaddpd    %zmm9, %zmm4, %zmm6
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/* T_Rh_Eh = T_Rh + E */
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        vaddpd    %zmm5, %zmm3, %zmm9
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/* HLL = T_Rh - T_Rh_Eh; -> -Eh */
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        vsubpd    %zmm9, %zmm3, %zmm2
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/* cq = cq + E; */
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        vaddpd    %zmm5, %zmm4, %zmm4
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/* HLL+=E;  -> El */
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        vaddpd    %zmm2, %zmm5, %zmm1
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        vmovups _clv_2(%rax), %zmm5
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/* HLL = HLL + (((((((a7)*cq+a6)*cq+a5)*cq+a4)*cq+a3)*cq+a2)*cq+a1)*cq */
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        vfmadd213pd _clv_3(%rax), %zmm4, %zmm5
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/* HLL+=Rl */
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        vaddpd    %zmm6, %zmm1, %zmm7
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/* 2^(y*(HH+HL+HLL)) starts here:
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   yH = y; Lo(yH)&=0xf8000000
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 */
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        vpandq    _iHighMask(%rax), %zmm12, %zmm6
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/* yL = y-yH */
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        vsubpd      %zmm6, %zmm12, %zmm2
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        vfmadd213pd _clv_4(%rax), %zmm4, %zmm5
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/* HLL+=L1lo */
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        vaddpd      %zmm8, %zmm7, %zmm8
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        vfmadd213pd _clv_5(%rax), %zmm4, %zmm5
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        vfmadd213pd _clv_6(%rax), %zmm4, %zmm5
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        vfmadd213pd _clv_7(%rax), %zmm4, %zmm5
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        vfmadd213pd %zmm8, %zmm4, %zmm5
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/* T_Rh_Eh_HLLhi = T_Rh_Eh + HLL */
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        vaddpd    %zmm5, %zmm9, %zmm13
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/* HLLhi = T_Rh_Eh_HLLhi - T_Rh_Eh */
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        vsubpd    %zmm9, %zmm13, %zmm10
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/* HLL = HLL - HLLhi */
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        vsubpd    %zmm10, %zmm5, %zmm3
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/* HH = T_Rh_Eh_HLLhi; Lo(HH)&=0xf8000000 */
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        vpandq _iHighMask(%rax), %zmm13, %zmm5
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/* pH = yH*HH */
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        vmulpd    %zmm5, %zmm6, %zmm1
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/* HL = T_Rh_Eh_HLLhi-HH */
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        vsubpd    %zmm5, %zmm13, %zmm4
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        vpsrlq    $32, %zmm1, %zmm14
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/* pLL = y*HLL;
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   pHH = pH + *(double*)&db2p45_2p44
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 */
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        vaddpd    _db2p45_2p44(%rax), %zmm1, %zmm10
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        vpmovqd   %zmm14, %ymm15
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        vpandd    _ABSMASK(%rax), %zmm15, %zmm14{%k1}
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        vpcmpd    $5, _DOMAINRANGE(%rax), %zmm14, %k3{%k1}
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/* T1 = ((double*)exp2_tbl)[ 2*j ] */
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        vpxord    %zmm14, %zmm14, %zmm14
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        vpbroadcastd %ecx, %zmm13{%k3}{z}
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        vpord     %zmm13, %zmm11, %zmm11{%k1}
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        vptestmd  %zmm11, %zmm11, %k0{%k1}
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/* pL=yL*HL+yH*HL; pL+=yL*HH */
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        vmulpd      %zmm4, %zmm2, %zmm11
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        kmovw       %k0, %ecx
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        vfmadd213pd %zmm11, %zmm4, %zmm6
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/* pHH = pHH - *(double*)&db2p45_2p44 */
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        vsubpd    _db2p45_2p44(%rax), %zmm10, %zmm11
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        vpmovqd   %zmm10, %ymm4
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        movzbl    %cl, %ecx
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/* _n = Lo(pHH);
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   _n = _n & 0xffffff80;
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   _n = _n >> 7;
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   Hi(_2n) = (0x3ff+_n)<<20; Lo(_2n) = 0; -> 2^n
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 */
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        vpslld    $13, %zmm4, %zmm7{%k1}
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/* j = Lo(pHH)&0x0000007f */
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        vpandd      _jIndexMask(%rax), %zmm4, %zmm9{%k1}
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        vfmadd213pd %zmm6, %zmm5, %zmm2
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/* pHL = pH - pHH */
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        vsubpd    %zmm11, %zmm1, %zmm1
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        vpaddd    _iOne(%rax), %zmm7, %zmm7{%k1}
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/* t=pL+pLL; t+=pHL */
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        vfmadd231pd %zmm12, %zmm3, %zmm2
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        vpslld      $4, %zmm9, %zmm9{%k1}
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        kxnorw      %k1, %k1, %k1
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        vgatherdpd  36416(%rax,%ymm9), %zmm14{%k1}
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        vpmovzxdq   %ymm7, %zmm8
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        vaddpd      %zmm1, %zmm2, %zmm2
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        vmovups     _cev_1(%rax), %zmm1
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        vpsllq      $32, %zmm8, %zmm13
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        vpternlogq  $168, _ifff0000000000000(%rax), %zmm8, %zmm13
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        vfmadd213pd _cev_2(%rax), %zmm2, %zmm1
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        vmulpd      %zmm14, %zmm13, %zmm15
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        vfmadd213pd _cev_3(%rax), %zmm2, %zmm1
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        vmulpd      %zmm2, %zmm15, %zmm3
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        vfmadd213pd _cev_4(%rax), %zmm2, %zmm1
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        vfmadd213pd _cev_5(%rax), %zmm2, %zmm1
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        vfmadd213pd %zmm15, %zmm3, %zmm1
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        testl       %ecx, %ecx
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        jne       .LBL_1_3
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.LBL_1_2:
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        cfi_remember_state
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        vmovaps   %zmm1, %zmm0
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        movq      %rbp, %rsp
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        cfi_def_cfa_register (%rsp)
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        popq      %rbp
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        cfi_adjust_cfa_offset (-8)
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        cfi_restore (%rbp)
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        ret
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.LBL_1_3:
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        cfi_restore_state
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        vmovups   %zmm0, 1152(%rsp)
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        vmovups   %zmm12, 1216(%rsp)
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        vmovups   %zmm1, 1280(%rsp)
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        je        .LBL_1_2
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Packit 6c4009
        xorb      %dl, %dl
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        kmovw     %k4, 1048(%rsp)
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        xorl      %eax, %eax
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        kmovw     %k5, 1040(%rsp)
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        kmovw     %k6, 1032(%rsp)
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        kmovw     %k7, 1024(%rsp)
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        vmovups   %zmm16, 960(%rsp)
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        vmovups   %zmm17, 896(%rsp)
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        vmovups   %zmm18, 832(%rsp)
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        vmovups   %zmm19, 768(%rsp)
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        vmovups   %zmm20, 704(%rsp)
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        vmovups   %zmm21, 640(%rsp)
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        vmovups   %zmm22, 576(%rsp)
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        vmovups   %zmm23, 512(%rsp)
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        vmovups   %zmm24, 448(%rsp)
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        vmovups   %zmm25, 384(%rsp)
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        vmovups   %zmm26, 320(%rsp)
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        vmovups   %zmm27, 256(%rsp)
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        vmovups   %zmm28, 192(%rsp)
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        vmovups   %zmm29, 128(%rsp)
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        vmovups   %zmm30, 64(%rsp)
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        vmovups   %zmm31, (%rsp)
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        movq      %rsi, 1064(%rsp)
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        movq      %rdi, 1056(%rsp)
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        movq      %r12, 1096(%rsp)
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        cfi_offset_rel_rsp (12, 1096)
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        movb      %dl, %r12b
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        movq      %r13, 1088(%rsp)
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        cfi_offset_rel_rsp (13, 1088)
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        movl      %ecx, %r13d
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        movq      %r14, 1080(%rsp)
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        cfi_offset_rel_rsp (14, 1080)
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        movl      %eax, %r14d
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        movq      %r15, 1072(%rsp)
Packit 6c4009
        cfi_offset_rel_rsp (15, 1072)
Packit 6c4009
        cfi_remember_state
Packit 6c4009
Packit 6c4009
.LBL_1_6:
Packit 6c4009
        btl       %r14d, %r13d
Packit 6c4009
        jc        .LBL_1_12
Packit 6c4009
Packit 6c4009
.LBL_1_7:
Packit 6c4009
        lea       1(%r14), %esi
Packit 6c4009
        btl       %esi, %r13d
Packit 6c4009
        jc        .LBL_1_10
Packit 6c4009
Packit 6c4009
.LBL_1_8:
Packit 6c4009
        addb      $1, %r12b
Packit 6c4009
        addl      $2, %r14d
Packit 6c4009
        cmpb      $16, %r12b
Packit 6c4009
        jb        .LBL_1_6
Packit 6c4009
Packit 6c4009
        kmovw     1048(%rsp), %k4
Packit 6c4009
        movq      1064(%rsp), %rsi
Packit 6c4009
        kmovw     1040(%rsp), %k5
Packit 6c4009
        movq      1056(%rsp), %rdi
Packit 6c4009
        kmovw     1032(%rsp), %k6
Packit 6c4009
        movq      1096(%rsp), %r12
Packit 6c4009
        cfi_restore (%r12)
Packit 6c4009
        movq      1088(%rsp), %r13
Packit 6c4009
        cfi_restore (%r13)
Packit 6c4009
        kmovw     1024(%rsp), %k7
Packit 6c4009
        vmovups   960(%rsp), %zmm16
Packit 6c4009
        vmovups   896(%rsp), %zmm17
Packit 6c4009
        vmovups   832(%rsp), %zmm18
Packit 6c4009
        vmovups   768(%rsp), %zmm19
Packit 6c4009
        vmovups   704(%rsp), %zmm20
Packit 6c4009
        vmovups   640(%rsp), %zmm21
Packit 6c4009
        vmovups   576(%rsp), %zmm22
Packit 6c4009
        vmovups   512(%rsp), %zmm23
Packit 6c4009
        vmovups   448(%rsp), %zmm24
Packit 6c4009
        vmovups   384(%rsp), %zmm25
Packit 6c4009
        vmovups   320(%rsp), %zmm26
Packit 6c4009
        vmovups   256(%rsp), %zmm27
Packit 6c4009
        vmovups   192(%rsp), %zmm28
Packit 6c4009
        vmovups   128(%rsp), %zmm29
Packit 6c4009
        vmovups   64(%rsp), %zmm30
Packit 6c4009
        vmovups   (%rsp), %zmm31
Packit 6c4009
        movq      1080(%rsp), %r14
Packit 6c4009
        cfi_restore (%r14)
Packit 6c4009
        movq      1072(%rsp), %r15
Packit 6c4009
        cfi_restore (%r15)
Packit 6c4009
        vmovups   1280(%rsp), %zmm1
Packit 6c4009
        jmp       .LBL_1_2
Packit 6c4009
Packit 6c4009
.LBL_1_10:
Packit 6c4009
        cfi_restore_state
Packit 6c4009
        movzbl    %r12b, %r15d
Packit 6c4009
        shlq      $4, %r15
Packit 6c4009
        vmovsd    1160(%rsp,%r15), %xmm0
Packit 6c4009
        vmovsd    1224(%rsp,%r15), %xmm1
Packit 6c4009
        call      JUMPTARGET(__pow_finite)
Packit 6c4009
        vmovsd    %xmm0, 1288(%rsp,%r15)
Packit 6c4009
        jmp       .LBL_1_8
Packit 6c4009
Packit 6c4009
.LBL_1_12:
Packit 6c4009
        movzbl    %r12b, %r15d
Packit 6c4009
        shlq      $4, %r15
Packit 6c4009
        vmovsd    1152(%rsp,%r15), %xmm0
Packit 6c4009
        vmovsd    1216(%rsp,%r15), %xmm1
Packit 6c4009
        call      JUMPTARGET(__pow_finite)
Packit 6c4009
        vmovsd    %xmm0, 1280(%rsp,%r15)
Packit 6c4009
        jmp       .LBL_1_7
Packit 6c4009
Packit 6c4009
#endif
Packit 6c4009
END (_ZGVeN8vv_pow_knl)
Packit 6c4009
Packit 6c4009
ENTRY (_ZGVeN8vv_pow_skx)
Packit 6c4009
#ifndef HAVE_AVX512DQ_ASM_SUPPORT
Packit 6c4009
WRAPPER_IMPL_AVX512_ff _ZGVdN4vv_pow
Packit 6c4009
#else
Packit 6c4009
        pushq     %rbp
Packit 6c4009
        cfi_adjust_cfa_offset (8)
Packit 6c4009
        cfi_rel_offset (%rbp, 0)
Packit 6c4009
        movq      %rsp, %rbp
Packit 6c4009
        cfi_def_cfa_register (%rbp)
Packit 6c4009
        andq      $-64, %rsp
Packit 6c4009
        subq      $1344, %rsp
Packit 6c4009
        vpsrlq    $32, %zmm0, %zmm10
Packit 6c4009
        kxnorw    %k1, %k1, %k1
Packit 6c4009
        kxnorw    %k2, %k2, %k2
Packit 6c4009
        kxnorw    %k3, %k3, %k3
Packit 6c4009
        vpmovqd   %zmm10, %ymm7
Packit 6c4009
        movq      __svml_dpow_data@GOTPCREL(%rip), %rax
Packit 6c4009
        vmovaps   %zmm1, %zmm6
Packit 6c4009
        vpsrlq    $32, %zmm6, %zmm13
Packit 6c4009
Packit 6c4009
/* i = (((Hi(x) & 0x000ffe00) + 0x00000200) >> 10); -> i = (b1..b11 + 1) / 2 */
Packit 6c4009
        vpand _iIndexMask(%rax), %ymm7, %ymm15
Packit 6c4009
        vpaddd _HIDELTA(%rax), %ymm7, %ymm2
Packit 6c4009
Packit 6c4009
/* k = Hi(x); k = k - 0x3fe7fe00; k = k >> 20 */
Packit 6c4009
        vpsubd _i3fe7fe00(%rax), %ymm7, %ymm7
Packit 6c4009
        vmovdqu _ABSMASK(%rax), %ymm4
Packit 6c4009
        vmovdqu _LORANGE(%rax), %ymm3
Packit 6c4009
Packit 6c4009
/* x1 = x; Hi(x1) = (Hi(x1)&0x000fffff)|0x3ff00000 */
Packit 6c4009
        vmovups _dbOne(%rax), %zmm11
Packit 6c4009
        vmovdqu _INF(%rax), %ymm5
Packit 6c4009
        vpaddd _iIndexAdd(%rax), %ymm15, %ymm12
Packit 6c4009
        vpmovqd   %zmm13, %ymm14
Packit 6c4009
        vpternlogq $248, _iMantissaMask(%rax), %zmm0, %zmm11
Packit 6c4009
        vpsrld    $10, %ymm12, %ymm10
Packit 6c4009
        vpsrad    $20, %ymm7, %ymm13
Packit 6c4009
Packit 6c4009
/* Index for reciprocal table */
Packit 6c4009
        vpslld    $3, %ymm10, %ymm8
Packit 6c4009
Packit 6c4009
/* Index for log2 table */
Packit 6c4009
        vpslld    $4, %ymm10, %ymm1
Packit 6c4009
        vpcmpgtd  %ymm2, %ymm3, %ymm3
Packit 6c4009
        vpand     %ymm4, %ymm14, %ymm2
Packit 6c4009
        vpaddd _i2p20_2p19(%rax), %ymm13, %ymm14
Packit 6c4009
        vpmovzxdq %ymm14, %zmm15
Packit 6c4009
        vpsllq    $32, %zmm15, %zmm7
Packit 6c4009
        vpternlogq $168, _iffffffff00000000(%rax), %zmm15, %zmm7
Packit 6c4009
        vsubpd _db2p20_2p19(%rax), %zmm7, %zmm13
Packit 6c4009
        vpxord    %zmm9, %zmm9, %zmm9
Packit 6c4009
        vgatherdpd 11712(%rax,%ymm8), %zmm9{%k1}
Packit 6c4009
Packit 6c4009
/* T1 = ((double*)exp2_tbl)[ 2*j ] */
Packit 6c4009
        kxnorw    %k1, %k1, %k1
Packit 6c4009
        vpxord    %zmm12, %zmm12, %zmm12
Packit 6c4009
        vpxord    %zmm8, %zmm8, %zmm8
Packit 6c4009
        vgatherdpd 19968(%rax,%ymm1), %zmm12{%k2}
Packit 6c4009
        vgatherdpd 19976(%rax,%ymm1), %zmm8{%k3}
Packit 6c4009
        vmovups _iHighMask(%rax), %zmm1
Packit 6c4009
Packit 6c4009
/* x1Hi=x1; Lo(x1Hi)&=0xf8000000; x1Lo = x1-x1Hi */
Packit 6c4009
        vandpd    %zmm1, %zmm11, %zmm10
Packit 6c4009
        vsubpd    %zmm10, %zmm11, %zmm15
Packit 6c4009
Packit 6c4009
/* r1 = x1*rcp1 */
Packit 6c4009
        vmulpd    %zmm9, %zmm11, %zmm11
Packit 6c4009
Packit 6c4009
/* E = -r1+__fence(x1Hi*rcp1) */
Packit 6c4009
        vfmsub213pd %zmm11, %zmm9, %zmm10
Packit 6c4009
Packit 6c4009
/* cq = c+r1 */
Packit 6c4009
        vaddpd _LHN(%rax), %zmm11, %zmm14
Packit 6c4009
Packit 6c4009
/* E=E+x1Lo*rcp1 */
Packit 6c4009
        vfmadd213pd %zmm10, %zmm9, %zmm15
Packit 6c4009
Packit 6c4009
/* T = k + L1hi */
Packit 6c4009
        vaddpd    %zmm12, %zmm13, %zmm9
Packit 6c4009
Packit 6c4009
/* T_Rh = T + cq */
Packit 6c4009
        vaddpd    %zmm14, %zmm9, %zmm11
Packit 6c4009
Packit 6c4009
/* T_Rh_Eh = T_Rh + E */
Packit 6c4009
        vaddpd    %zmm15, %zmm11, %zmm13
Packit 6c4009
Packit 6c4009
/* Rl = T-T_Rh; -> -Rh */
Packit 6c4009
        vsubpd    %zmm11, %zmm9, %zmm12
Packit 6c4009
Packit 6c4009
/* HLL = T_Rh - T_Rh_Eh; -> -Eh */
Packit 6c4009
        vsubpd    %zmm13, %zmm11, %zmm9
Packit 6c4009
Packit 6c4009
/* Rl=Rl+cq */
Packit 6c4009
        vaddpd    %zmm12, %zmm14, %zmm10
Packit 6c4009
Packit 6c4009
/* HLL+=E;  -> El */
Packit 6c4009
        vaddpd    %zmm9, %zmm15, %zmm7
Packit 6c4009
Packit 6c4009
/* HLL+=Rl */
Packit 6c4009
        vaddpd    %zmm10, %zmm7, %zmm12
Packit 6c4009
Packit 6c4009
/* 2^(y*(HH+HL+HLL)) starts here:
Packit 6c4009
   yH = y; Lo(yH)&=0xf8000000
Packit 6c4009
 */
Packit 6c4009
        vandpd    %zmm1, %zmm6, %zmm7
Packit 6c4009
Packit 6c4009
/* HLL+=L1lo */
Packit 6c4009
        vaddpd    %zmm8, %zmm12, %zmm12
Packit 6c4009
Packit 6c4009
/* cq = cq + E */
Packit 6c4009
        vaddpd    %zmm15, %zmm14, %zmm8
Packit 6c4009
        vmovups _clv_2(%rax), %zmm14
Packit 6c4009
Packit 6c4009
/* HLL = HLL + (((((((a7)*cq+a6)*cq+a5)*cq+a4)*cq+a3)*cq+a2)*cq+a1)*cq */
Packit 6c4009
        vfmadd213pd _clv_3(%rax), %zmm8, %zmm14
Packit 6c4009
        vfmadd213pd _clv_4(%rax), %zmm8, %zmm14
Packit 6c4009
        vfmadd213pd _clv_5(%rax), %zmm8, %zmm14
Packit 6c4009
        vfmadd213pd _clv_6(%rax), %zmm8, %zmm14
Packit 6c4009
        vfmadd213pd _clv_7(%rax), %zmm8, %zmm14
Packit 6c4009
        vfmadd213pd %zmm12, %zmm8, %zmm14
Packit 6c4009
Packit 6c4009
/* yL = y-yH */
Packit 6c4009
        vsubpd    %zmm7, %zmm6, %zmm8
Packit 6c4009
Packit 6c4009
/* T_Rh_Eh_HLLhi = T_Rh_Eh + HLL */
Packit 6c4009
        vaddpd    %zmm14, %zmm13, %zmm15
Packit 6c4009
Packit 6c4009
/* HH = T_Rh_Eh_HLLhi; Lo(HH)&=0xf8000000 */
Packit 6c4009
        vandpd    %zmm1, %zmm15, %zmm11
Packit 6c4009
Packit 6c4009
/* HLLhi = T_Rh_Eh_HLLhi - T_Rh_Eh */
Packit 6c4009
        vsubpd    %zmm13, %zmm15, %zmm13
Packit 6c4009
Packit 6c4009
/* pH = yH*HH */
Packit 6c4009
        vmulpd    %zmm11, %zmm7, %zmm9
Packit 6c4009
Packit 6c4009
/* HLL = HLL - HLLhi */
Packit 6c4009
        vsubpd    %zmm13, %zmm14, %zmm12
Packit 6c4009
Packit 6c4009
/* HL = T_Rh_Eh_HLLhi-HH */
Packit 6c4009
        vsubpd    %zmm11, %zmm15, %zmm10
Packit 6c4009
        vpsrlq    $32, %zmm9, %zmm1
Packit 6c4009
        vmovdqu _DOMAINRANGE(%rax), %ymm13
Packit 6c4009
        vpmovqd   %zmm1, %ymm1
Packit 6c4009
        vpand     %ymm4, %ymm1, %ymm1
Packit 6c4009
        vpcmpgtd  %ymm5, %ymm2, %ymm4
Packit 6c4009
        vpcmpeqd  %ymm5, %ymm2, %ymm5
Packit 6c4009
        vpternlogd $254, %ymm5, %ymm4, %ymm3
Packit 6c4009
        vpcmpgtd  %ymm13, %ymm1, %ymm2
Packit 6c4009
        vpcmpeqd  %ymm13, %ymm1, %ymm4
Packit 6c4009
        vpternlogd $254, %ymm4, %ymm2, %ymm3
Packit 6c4009
Packit 6c4009
/* pLL = y*HLL */
Packit 6c4009
        vmovups _db2p45_2p44(%rax), %zmm2
Packit 6c4009
Packit 6c4009
/* pHH = pH + *(double*)&db2p45_2p44 */
Packit 6c4009
        vaddpd    %zmm2, %zmm9, %zmm1
Packit 6c4009
        vpmovqd   %zmm1, %ymm5
Packit 6c4009
Packit 6c4009
/* j = Lo(pHH)&0x0000007f */
Packit 6c4009
        vpand _jIndexMask(%rax), %ymm5, %ymm14
Packit 6c4009
        vpslld    $4, %ymm14, %ymm15
Packit 6c4009
        vmovmskps %ymm3, %ecx
Packit 6c4009
Packit 6c4009
/* pL=yL*HL+yH*HL; pL+=yL*HH */
Packit 6c4009
        vmulpd    %zmm10, %zmm8, %zmm3
Packit 6c4009
        vfmadd213pd %zmm3, %zmm10, %zmm7
Packit 6c4009
        vfmadd213pd %zmm7, %zmm11, %zmm8
Packit 6c4009
Packit 6c4009
/* _n = Lo(pHH)
Packit 6c4009
   _n = _n & 0xffffff80
Packit 6c4009
   _n = _n >> 7
Packit 6c4009
   Hi(_2n) = (0x3ff+_n)<<20; Lo(_2n) = 0; -> 2^n
Packit 6c4009
 */
Packit 6c4009
        vpslld    $13, %ymm5, %ymm7
Packit 6c4009
Packit 6c4009
/* t=pL+pLL; t+=pHL */
Packit 6c4009
        vfmadd231pd %zmm6, %zmm12, %zmm8
Packit 6c4009
        vpaddd _iOne(%rax), %ymm7, %ymm10
Packit 6c4009
        vpmovzxdq %ymm10, %zmm11
Packit 6c4009
        vpsllq    $32, %zmm11, %zmm3
Packit 6c4009
        vpternlogq $168, _ifff0000000000000(%rax), %zmm11, %zmm3
Packit 6c4009
Packit 6c4009
/* pHH = pHH - *(double*)&db2p45_2p44 */
Packit 6c4009
        vsubpd    %zmm2, %zmm1, %zmm11
Packit 6c4009
        vmovups _cev_1(%rax), %zmm2
Packit 6c4009
Packit 6c4009
/* pHL = pH - pHH */
Packit 6c4009
        vsubpd    %zmm11, %zmm9, %zmm9
Packit 6c4009
        vaddpd    %zmm9, %zmm8, %zmm8
Packit 6c4009
        vfmadd213pd _cev_2(%rax), %zmm8, %zmm2
Packit 6c4009
        vfmadd213pd _cev_3(%rax), %zmm8, %zmm2
Packit 6c4009
        vfmadd213pd _cev_4(%rax), %zmm8, %zmm2
Packit 6c4009
        vfmadd213pd _cev_5(%rax), %zmm8, %zmm2
Packit 6c4009
        vpxord    %zmm4, %zmm4, %zmm4
Packit 6c4009
        vgatherdpd 36416(%rax,%ymm15), %zmm4{%k1}
Packit 6c4009
        vmulpd    %zmm4, %zmm3, %zmm1
Packit 6c4009
        vmulpd    %zmm8, %zmm1, %zmm12
Packit 6c4009
        vfmadd213pd %zmm1, %zmm12, %zmm2
Packit 6c4009
        testl     %ecx, %ecx
Packit 6c4009
        jne       .LBL_2_3
Packit 6c4009
Packit 6c4009
.LBL_2_2:
Packit 6c4009
        cfi_remember_state
Packit 6c4009
        vmovaps   %zmm2, %zmm0
Packit 6c4009
        movq      %rbp, %rsp
Packit 6c4009
        cfi_def_cfa_register (%rsp)
Packit 6c4009
        popq      %rbp
Packit 6c4009
        cfi_adjust_cfa_offset (-8)
Packit 6c4009
        cfi_restore (%rbp)
Packit 6c4009
        ret
Packit 6c4009
Packit 6c4009
.LBL_2_3:
Packit 6c4009
        cfi_restore_state
Packit 6c4009
        vmovups   %zmm0, 1152(%rsp)
Packit 6c4009
        vmovups   %zmm6, 1216(%rsp)
Packit 6c4009
        vmovups   %zmm2, 1280(%rsp)
Packit 6c4009
        je        .LBL_2_2
Packit 6c4009
Packit 6c4009
        xorb      %dl, %dl
Packit 6c4009
        xorl      %eax, %eax
Packit 6c4009
        kmovw     %k4, 1048(%rsp)
Packit 6c4009
        kmovw     %k5, 1040(%rsp)
Packit 6c4009
        kmovw     %k6, 1032(%rsp)
Packit 6c4009
        kmovw     %k7, 1024(%rsp)
Packit 6c4009
        vmovups   %zmm16, 960(%rsp)
Packit 6c4009
        vmovups   %zmm17, 896(%rsp)
Packit 6c4009
        vmovups   %zmm18, 832(%rsp)
Packit 6c4009
        vmovups   %zmm19, 768(%rsp)
Packit 6c4009
        vmovups   %zmm20, 704(%rsp)
Packit 6c4009
        vmovups   %zmm21, 640(%rsp)
Packit 6c4009
        vmovups   %zmm22, 576(%rsp)
Packit 6c4009
        vmovups   %zmm23, 512(%rsp)
Packit 6c4009
        vmovups   %zmm24, 448(%rsp)
Packit 6c4009
        vmovups   %zmm25, 384(%rsp)
Packit 6c4009
        vmovups   %zmm26, 320(%rsp)
Packit 6c4009
        vmovups   %zmm27, 256(%rsp)
Packit 6c4009
        vmovups   %zmm28, 192(%rsp)
Packit 6c4009
        vmovups   %zmm29, 128(%rsp)
Packit 6c4009
        vmovups   %zmm30, 64(%rsp)
Packit 6c4009
        vmovups   %zmm31, (%rsp)
Packit 6c4009
        movq      %rsi, 1064(%rsp)
Packit 6c4009
        movq      %rdi, 1056(%rsp)
Packit 6c4009
        movq      %r12, 1096(%rsp)
Packit 6c4009
        cfi_offset_rel_rsp (12, 1096)
Packit 6c4009
        movb      %dl, %r12b
Packit 6c4009
        movq      %r13, 1088(%rsp)
Packit 6c4009
        cfi_offset_rel_rsp (13, 1088)
Packit 6c4009
        movl      %ecx, %r13d
Packit 6c4009
        movq      %r14, 1080(%rsp)
Packit 6c4009
        cfi_offset_rel_rsp (14, 1080)
Packit 6c4009
        movl      %eax, %r14d
Packit 6c4009
        movq      %r15, 1072(%rsp)
Packit 6c4009
        cfi_offset_rel_rsp (15, 1072)
Packit 6c4009
        cfi_remember_state
Packit 6c4009
Packit 6c4009
.LBL_2_6:
Packit 6c4009
        btl       %r14d, %r13d
Packit 6c4009
        jc        .LBL_2_12
Packit 6c4009
Packit 6c4009
.LBL_2_7:
Packit 6c4009
        lea       1(%r14), %esi
Packit 6c4009
        btl       %esi, %r13d
Packit 6c4009
        jc        .LBL_2_10
Packit 6c4009
Packit 6c4009
.LBL_2_8:
Packit 6c4009
        incb      %r12b
Packit 6c4009
        addl      $2, %r14d
Packit 6c4009
        cmpb      $16, %r12b
Packit 6c4009
        jb        .LBL_2_6
Packit 6c4009
Packit 6c4009
        kmovw     1048(%rsp), %k4
Packit 6c4009
        kmovw     1040(%rsp), %k5
Packit 6c4009
        kmovw     1032(%rsp), %k6
Packit 6c4009
        kmovw     1024(%rsp), %k7
Packit 6c4009
        vmovups   960(%rsp), %zmm16
Packit 6c4009
        vmovups   896(%rsp), %zmm17
Packit 6c4009
        vmovups   832(%rsp), %zmm18
Packit 6c4009
        vmovups   768(%rsp), %zmm19
Packit 6c4009
        vmovups   704(%rsp), %zmm20
Packit 6c4009
        vmovups   640(%rsp), %zmm21
Packit 6c4009
        vmovups   576(%rsp), %zmm22
Packit 6c4009
        vmovups   512(%rsp), %zmm23
Packit 6c4009
        vmovups   448(%rsp), %zmm24
Packit 6c4009
        vmovups   384(%rsp), %zmm25
Packit 6c4009
        vmovups   320(%rsp), %zmm26
Packit 6c4009
        vmovups   256(%rsp), %zmm27
Packit 6c4009
        vmovups   192(%rsp), %zmm28
Packit 6c4009
        vmovups   128(%rsp), %zmm29
Packit 6c4009
        vmovups   64(%rsp), %zmm30
Packit 6c4009
        vmovups   (%rsp), %zmm31
Packit 6c4009
        vmovups   1280(%rsp), %zmm2
Packit 6c4009
        movq      1064(%rsp), %rsi
Packit 6c4009
        movq      1056(%rsp), %rdi
Packit 6c4009
        movq      1096(%rsp), %r12
Packit 6c4009
        cfi_restore (%r12)
Packit 6c4009
        movq      1088(%rsp), %r13
Packit 6c4009
        cfi_restore (%r13)
Packit 6c4009
        movq      1080(%rsp), %r14
Packit 6c4009
        cfi_restore (%r14)
Packit 6c4009
        movq      1072(%rsp), %r15
Packit 6c4009
        cfi_restore (%r15)
Packit 6c4009
        jmp       .LBL_2_2
Packit 6c4009
Packit 6c4009
.LBL_2_10:
Packit 6c4009
        cfi_restore_state
Packit 6c4009
        movzbl    %r12b, %r15d
Packit 6c4009
        shlq      $4, %r15
Packit 6c4009
        vmovsd    1224(%rsp,%r15), %xmm1
Packit 6c4009
        vzeroupper
Packit 6c4009
        vmovsd    1160(%rsp,%r15), %xmm0
Packit 6c4009
Packit 6c4009
        call      JUMPTARGET(__pow_finite)
Packit 6c4009
Packit 6c4009
        vmovsd    %xmm0, 1288(%rsp,%r15)
Packit 6c4009
        jmp       .LBL_2_8
Packit 6c4009
Packit 6c4009
.LBL_2_12:
Packit 6c4009
        movzbl    %r12b, %r15d
Packit 6c4009
        shlq      $4, %r15
Packit 6c4009
        vmovsd    1216(%rsp,%r15), %xmm1
Packit 6c4009
        vzeroupper
Packit 6c4009
        vmovsd    1152(%rsp,%r15), %xmm0
Packit 6c4009
Packit 6c4009
        call      JUMPTARGET(__pow_finite)
Packit 6c4009
Packit 6c4009
        vmovsd    %xmm0, 1280(%rsp,%r15)
Packit 6c4009
        jmp       .LBL_2_7
Packit 6c4009
Packit 6c4009
#endif
Packit 6c4009
END (_ZGVeN8vv_pow_skx)