/* Function sin vectorized with AVX-512, KNL and SKX versions.

   Copyright (C) 2014-2018 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 Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <sysdep.h>

#include "svml_d_trig_data.h"

#include "svml_d_wrapper_impl.h"

	.text

ENTRY (_ZGVeN8v_sin_knl)

#ifndef HAVE_AVX512DQ_ASM_SUPPORT

WRAPPER_IMPL_AVX512 _ZGVdN4v_sin

#else

/*

   ALGORITHM DESCRIPTION:

      ( low accuracy ( < 4ulp ) or enhanced performance

      ( half of correct mantissa ) implementation )

      Argument representation:

      arg = N*Pi + R

      Result calculation:

      sin(arg) = sin(N*Pi + R) = (-1)^N * sin(R)

      sin(R) is approximated by corresponding polynomial

 */

        pushq     %rbp

        cfi_adjust_cfa_offset (8)

        cfi_rel_offset (%rbp, 0)

        movq      %rsp, %rbp

        cfi_def_cfa_register (%rbp)

        andq      $-64, %rsp

        subq      $1280, %rsp

        movq      __svml_d_trig_data@GOTPCREL(%rip), %rax

        movq      $-1, %rdx

        vmovups __dAbsMask(%rax), %zmm6

        vmovups __dInvPI(%rax), %zmm1

/*

   ARGUMENT RANGE REDUCTION:

   X' = |X|

 */

        vpandq    %zmm6, %zmm0, %zmm12

        vmovups __dPI1_FMA(%rax), %zmm2

        vmovups __dC7_sin(%rax), %zmm7

/* SignX - sign bit of X */

        vpandnq   %zmm0, %zmm6, %zmm11

/* R = X' - N*Pi1 */

        vmovaps   %zmm12, %zmm3

/* Y = X'*InvPi + RS : right shifter add */

        vfmadd213pd __dRShifter(%rax), %zmm12, %zmm1

        vcmppd    $22, __dRangeVal(%rax), %zmm12, %k1

        vpbroadcastq %rdx, %zmm13{%k1}{z}

/* N = Y - RS : right shifter sub */

        vsubpd __dRShifter(%rax), %zmm1, %zmm4

/* SignRes = Y<<63 : shift LSB to MSB place for result sign */

        vpsllq    $63, %zmm1, %zmm5

        vptestmq  %zmm13, %zmm13, %k0

        vfnmadd231pd %zmm4, %zmm2, %zmm3

        kmovw     %k0, %ecx

        movzbl    %cl, %ecx

/* R = R - N*Pi2 */

        vfnmadd231pd __dPI2_FMA(%rax), %zmm4, %zmm3

/* R = R - N*Pi3 */

        vfnmadd132pd __dPI3_FMA(%rax), %zmm3, %zmm4

/*

  POLYNOMIAL APPROXIMATION:

  R2 = R*R

 */

        vmulpd    %zmm4, %zmm4, %zmm8

/* R = R^SignRes : update sign of reduced argument */

        vpxorq    %zmm5, %zmm4, %zmm9

        vfmadd213pd __dC6_sin(%rax), %zmm8, %zmm7

        vfmadd213pd __dC5_sin(%rax), %zmm8, %zmm7

        vfmadd213pd __dC4_sin(%rax), %zmm8, %zmm7

/* Poly = C3+R2*(C4+R2*(C5+R2*(C6+R2*C7))) */

        vfmadd213pd __dC3_sin(%rax), %zmm8, %zmm7

/* Poly = R2*(C1+R2*(C2+R2*Poly)) */

        vfmadd213pd __dC2_sin(%rax), %zmm8, %zmm7

        vfmadd213pd __dC1_sin(%rax), %zmm8, %zmm7

        vmulpd    %zmm8, %zmm7, %zmm10

/* Poly = Poly*R + R */

        vfmadd213pd %zmm9, %zmm9, %zmm10

/*

   RECONSTRUCTION:

   Final sign setting: Res = Poly^SignX

 */

        vpxorq    %zmm11, %zmm10, %zmm1

        testl     %ecx, %ecx

        jne       .LBL_1_3

.LBL_1_2:

        cfi_remember_state

        vmovaps   %zmm1, %zmm0

        movq      %rbp, %rsp

        cfi_def_cfa_register (%rsp)

        popq      %rbp

        cfi_adjust_cfa_offset (-8)

        cfi_restore (%rbp)

        ret

.LBL_1_3:

        cfi_restore_state

        vmovups   %zmm0, 1152(%rsp)

        vmovups   %zmm1, 1216(%rsp)

        je        .LBL_1_2

        xorb      %dl, %dl

        kmovw     %k4, 1048(%rsp)

        xorl      %eax, %eax

        kmovw     %k5, 1040(%rsp)

        kmovw     %k6, 1032(%rsp)

        kmovw     %k7, 1024(%rsp)

        vmovups   %zmm16, 960(%rsp)

        vmovups   %zmm17, 896(%rsp)

        vmovups   %zmm18, 832(%rsp)

        vmovups   %zmm19, 768(%rsp)

        vmovups   %zmm20, 704(%rsp)

        vmovups   %zmm21, 640(%rsp)

        vmovups   %zmm22, 576(%rsp)

        vmovups   %zmm23, 512(%rsp)

        vmovups   %zmm24, 448(%rsp)

        vmovups   %zmm25, 384(%rsp)

        vmovups   %zmm26, 320(%rsp)

        vmovups   %zmm27, 256(%rsp)

        vmovups   %zmm28, 192(%rsp)

        vmovups   %zmm29, 128(%rsp)

        vmovups   %zmm30, 64(%rsp)

        vmovups   %zmm31, (%rsp)

        movq      %rsi, 1064(%rsp)

        movq      %rdi, 1056(%rsp)

        movq      %r12, 1096(%rsp)

        cfi_offset_rel_rsp (12, 1096)

        movb      %dl, %r12b

        movq      %r13, 1088(%rsp)

        cfi_offset_rel_rsp (13, 1088)

        movl      %ecx, %r13d

        movq      %r14, 1080(%rsp)

        cfi_offset_rel_rsp (14, 1080)

        movl      %eax, %r14d

        movq      %r15, 1072(%rsp)

        cfi_offset_rel_rsp (15, 1072)

        cfi_remember_state

.LBL_1_6:

        btl       %r14d, %r13d

        jc        .LBL_1_12

.LBL_1_7:

        lea       1(%r14), %esi

        btl       %esi, %r13d

        jc        .LBL_1_10

.LBL_1_8:

        addb      $1, %r12b

        addl      $2, %r14d

        cmpb      $16, %r12b

        jb        .LBL_1_6

        kmovw     1048(%rsp), %k4

        movq      1064(%rsp), %rsi

        kmovw     1040(%rsp), %k5

        movq      1056(%rsp), %rdi

        kmovw     1032(%rsp), %k6

        movq      1096(%rsp), %r12

        cfi_restore (%r12)

        movq      1088(%rsp), %r13

        cfi_restore (%r13)

        kmovw     1024(%rsp), %k7

        vmovups   960(%rsp), %zmm16

        vmovups   896(%rsp), %zmm17

        vmovups   832(%rsp), %zmm18

        vmovups   768(%rsp), %zmm19

        vmovups   704(%rsp), %zmm20

        vmovups   640(%rsp), %zmm21

        vmovups   576(%rsp), %zmm22

        vmovups   512(%rsp), %zmm23

        vmovups   448(%rsp), %zmm24

        vmovups   384(%rsp), %zmm25

        vmovups   320(%rsp), %zmm26

        vmovups   256(%rsp), %zmm27

        vmovups   192(%rsp), %zmm28

        vmovups   128(%rsp), %zmm29

        vmovups   64(%rsp), %zmm30

        vmovups   (%rsp), %zmm31

        movq      1080(%rsp), %r14

        cfi_restore (%r14)

        movq      1072(%rsp), %r15

        cfi_restore (%r15)

        vmovups   1216(%rsp), %zmm1

        jmp       .LBL_1_2

.LBL_1_10:

        cfi_restore_state

        movzbl    %r12b, %r15d

        shlq      $4, %r15

        vmovsd    1160(%rsp,%r15), %xmm0

        call      JUMPTARGET(sin)

        vmovsd    %xmm0, 1224(%rsp,%r15)

        jmp       .LBL_1_8

.LBL_1_12:

        movzbl    %r12b, %r15d

        shlq      $4, %r15

        vmovsd    1152(%rsp,%r15), %xmm0

        call      JUMPTARGET(sin)

        vmovsd    %xmm0, 1216(%rsp,%r15)

        jmp       .LBL_1_7

#endif

END (_ZGVeN8v_sin_knl)

ENTRY (_ZGVeN8v_sin_skx)

#ifndef HAVE_AVX512DQ_ASM_SUPPORT

WRAPPER_IMPL_AVX512 _ZGVdN4v_sin

#else

/*

   ALGORITHM DESCRIPTION:

      ( low accuracy ( < 4ulp ) or enhanced performance

       ( half of correct mantissa ) implementation )

      Argument representation:

      arg = N*Pi + R

      Result calculation:

      sin(arg) = sin(N*Pi + R) = (-1)^N * sin(R)

      sin(R) is approximated by corresponding polynomial

 */

        pushq     %rbp

        cfi_adjust_cfa_offset (8)

        cfi_rel_offset (%rbp, 0)

        movq      %rsp, %rbp

        cfi_def_cfa_register (%rbp)

        andq      $-64, %rsp

        subq      $1280, %rsp

        movq      __svml_d_trig_data@GOTPCREL(%rip), %rax

        vpbroadcastq .L_2il0floatpacket.14(%rip), %zmm14

        vmovups __dAbsMask(%rax), %zmm7

        vmovups __dInvPI(%rax), %zmm2

        vmovups __dRShifter(%rax), %zmm1

        vmovups __dPI1_FMA(%rax), %zmm3

        vmovups __dC7_sin(%rax), %zmm8

/*

  ARGUMENT RANGE REDUCTION:

  X' = |X|

 */

        vandpd    %zmm7, %zmm0, %zmm13

/* SignX - sign bit of X */

        vandnpd   %zmm0, %zmm7, %zmm12

/* Y = X'*InvPi + RS : right shifter add */

        vfmadd213pd %zmm1, %zmm13, %zmm2

        vcmppd    $18, __dRangeVal(%rax), %zmm13, %k1

/* SignRes = Y<<63 : shift LSB to MSB place for result sign */

        vpsllq    $63, %zmm2, %zmm6

/* N = Y - RS : right shifter sub */

        vsubpd    %zmm1, %zmm2, %zmm5

/* R = X' - N*Pi1 */

        vmovaps   %zmm13, %zmm4

        vfnmadd231pd %zmm5, %zmm3, %zmm4

/* R = R - N*Pi2 */

        vfnmadd231pd __dPI2_FMA(%rax), %zmm5, %zmm4

/* R = R - N*Pi3 */

        vfnmadd132pd __dPI3_FMA(%rax), %zmm4, %zmm5

/*

  POLYNOMIAL APPROXIMATION:

  R2 = R*R

 */

        vmulpd    %zmm5, %zmm5, %zmm9

/* R = R^SignRes : update sign of reduced argument */

        vxorpd    %zmm6, %zmm5, %zmm10

        vfmadd213pd __dC6_sin(%rax), %zmm9, %zmm8

        vfmadd213pd __dC5_sin(%rax), %zmm9, %zmm8

        vfmadd213pd __dC4_sin(%rax), %zmm9, %zmm8

/* Poly = C3+R2*(C4+R2*(C5+R2*(C6+R2*C7))) */

        vfmadd213pd __dC3_sin(%rax), %zmm9, %zmm8

/* Poly = R2*(C1+R2*(C2+R2*Poly)) */

        vfmadd213pd __dC2_sin(%rax), %zmm9, %zmm8

        vfmadd213pd __dC1_sin(%rax), %zmm9, %zmm8

        vmulpd    %zmm9, %zmm8, %zmm11

/* Poly = Poly*R + R */

        vfmadd213pd %zmm10, %zmm10, %zmm11

/*

  RECONSTRUCTION:

  Final sign setting: Res = Poly^SignX

 */

        vxorpd    %zmm12, %zmm11, %zmm1

        vpandnq   %zmm13, %zmm13, %zmm14{%k1}

        vcmppd    $3, %zmm14, %zmm14, %k0

        kmovw     %k0, %ecx

        testl     %ecx, %ecx

        jne       .LBL_2_3

.LBL_2_2:

        cfi_remember_state

        vmovaps   %zmm1, %zmm0

        movq      %rbp, %rsp

        cfi_def_cfa_register (%rsp)

        popq      %rbp

        cfi_adjust_cfa_offset (-8)

        cfi_restore (%rbp)

        ret

.LBL_2_3:

        cfi_restore_state

        vmovups   %zmm0, 1152(%rsp)

        vmovups   %zmm1, 1216(%rsp)

        je        .LBL_2_2

        xorb      %dl, %dl

        xorl      %eax, %eax

        kmovw     %k4, 1048(%rsp)

        kmovw     %k5, 1040(%rsp)

        kmovw     %k6, 1032(%rsp)

        kmovw     %k7, 1024(%rsp)

        vmovups   %zmm16, 960(%rsp)

        vmovups   %zmm17, 896(%rsp)

        vmovups   %zmm18, 832(%rsp)

        vmovups   %zmm19, 768(%rsp)

        vmovups   %zmm20, 704(%rsp)

        vmovups   %zmm21, 640(%rsp)

        vmovups   %zmm22, 576(%rsp)

        vmovups   %zmm23, 512(%rsp)

        vmovups   %zmm24, 448(%rsp)

        vmovups   %zmm25, 384(%rsp)

        vmovups   %zmm26, 320(%rsp)

        vmovups   %zmm27, 256(%rsp)

        vmovups   %zmm28, 192(%rsp)

        vmovups   %zmm29, 128(%rsp)

        vmovups   %zmm30, 64(%rsp)

        vmovups   %zmm31, (%rsp)

        movq      %rsi, 1064(%rsp)

        movq      %rdi, 1056(%rsp)

        movq      %r12, 1096(%rsp)

        cfi_offset_rel_rsp (12, 1096)

        movb      %dl, %r12b

        movq      %r13, 1088(%rsp)

        cfi_offset_rel_rsp (13, 1088)

        movl      %ecx, %r13d

        movq      %r14, 1080(%rsp)

        cfi_offset_rel_rsp (14, 1080)

        movl      %eax, %r14d

        movq      %r15, 1072(%rsp)

        cfi_offset_rel_rsp (15, 1072)

        cfi_remember_state

.LBL_2_6:

        btl       %r14d, %r13d

        jc        .LBL_2_12

.LBL_2_7:

        lea       1(%r14), %esi

        btl       %esi, %r13d

        jc        .LBL_2_10

.LBL_2_8:

        incb      %r12b

        addl      $2, %r14d

        cmpb      $16, %r12b

        jb        .LBL_2_6

        kmovw     1048(%rsp), %k4

        kmovw     1040(%rsp), %k5

        kmovw     1032(%rsp), %k6

        kmovw     1024(%rsp), %k7

        vmovups   960(%rsp), %zmm16

        vmovups   896(%rsp), %zmm17

        vmovups   832(%rsp), %zmm18

        vmovups   768(%rsp), %zmm19

        vmovups   704(%rsp), %zmm20

        vmovups   640(%rsp), %zmm21

        vmovups   576(%rsp), %zmm22

        vmovups   512(%rsp), %zmm23

        vmovups   448(%rsp), %zmm24

        vmovups   384(%rsp), %zmm25

        vmovups   320(%rsp), %zmm26

        vmovups   256(%rsp), %zmm27

        vmovups   192(%rsp), %zmm28

        vmovups   128(%rsp), %zmm29

        vmovups   64(%rsp), %zmm30

        vmovups   (%rsp), %zmm31

        vmovups   1216(%rsp), %zmm1

        movq      1064(%rsp), %rsi

        movq      1056(%rsp), %rdi

        movq      1096(%rsp), %r12

        cfi_restore (%r12)

        movq      1088(%rsp), %r13

        cfi_restore (%r13)

        movq      1080(%rsp), %r14

        cfi_restore (%r14)

        movq      1072(%rsp), %r15

        cfi_restore (%r15)

        jmp       .LBL_2_2

.LBL_2_10:

        cfi_restore_state

        movzbl    %r12b, %r15d

        shlq      $4, %r15

        vmovsd    1160(%rsp,%r15), %xmm0

        vzeroupper

        vmovsd    1160(%rsp,%r15), %xmm0

        call      JUMPTARGET(sin)

        vmovsd    %xmm0, 1224(%rsp,%r15)

        jmp       .LBL_2_8

.LBL_2_12:

        movzbl    %r12b, %r15d

        shlq      $4, %r15

        vmovsd    1152(%rsp,%r15), %xmm0

        vzeroupper

        vmovsd    1152(%rsp,%r15), %xmm0

        call      JUMPTARGET(sin)

        vmovsd    %xmm0, 1216(%rsp,%r15)

        jmp       .LBL_2_7

#endif

END (_ZGVeN8v_sin_skx)

	.section .rodata, "a"

.L_2il0floatpacket.14:

	.long	0xffffffff,0xffffffff

	.type	.L_2il0floatpacket.14,@object