Add Chromium-only Blender WebEngine parity work

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mes123456
2026-08-12 04:47:48 -04:00
commit 9fd26010f6
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dnl ARM64 mpn_addaddmul_1msb0, R = Au + Bv, u,v < 2^63.
dnl Copyright 2021 Free Software Foundation, Inc.
dnl This file is part of the GNU MP Library.
dnl
dnl The GNU MP Library is free software; you can redistribute it and/or modify
dnl it under the terms of either:
dnl
dnl * the GNU Lesser General Public License as published by the Free
dnl Software Foundation; either version 3 of the License, or (at your
dnl option) any later version.
dnl
dnl or
dnl
dnl * the GNU General Public License as published by the Free Software
dnl Foundation; either version 2 of the License, or (at your option) any
dnl later version.
dnl
dnl or both in parallel, as here.
dnl
dnl The GNU MP Library is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dnl for more details.
dnl
dnl You should have received copies of the GNU General Public License and the
dnl GNU Lesser General Public License along with the GNU MP Library. If not,
dnl see https://www.gnu.org/licenses/.
include(`../config.m4')
C cycles/limb
C Cortex-A53
C Cortex-A55
C Cortex-A57
C Cortex-A72
C Cortex-A73
C X-Gene
C Apple M1 2.0
changecom(blah)
define(`rp', x0)
define(`ap', x1)
define(`bp', x2)
define(`n', x3)
define(`u0', x4)
define(`v0', x5)
C TODO
C * Use fewer distinct registers, should be trivial.
PROLOGUE(mpn_addaddmul_1msb0)
lsr x7, n, #1
adds x6, xzr, xzr
tbz n, #0, L(top)
ldr x11, [ap], #8 C 0
ldr x15, [bp], #8 C 0
mul x10, x11, u0 C 0
umulh x11, x11, u0 C 1
mul x14, x15, v0 C 0
umulh x15, x15, v0 C 1
adds x10, x10, x14 C 0
adcs x6, x11, x15 C 1
str x10, [rp], #8 C 0
cbz x7, L(end)
L(top): ldp x11, x13, [ap], #16 C 0 1
ldp x15, x17, [bp], #16 C 0 1
mul x10, x11, u0 C 0
umulh x11, x11, u0 C 1
mul x14, x15, v0 C 0
umulh x15, x15, v0 C 1
adcs x10, x10, x14 C 0
adc x11, x11, x15 C 1
adds x10, x10, x6 C 0
mul x12, x13, u0 C 1
umulh x13, x13, u0 C 2
mul x14, x17, v0 C 1
umulh x17, x17, v0 C 2
adcs x12, x12, x14 C 1
adc x6, x13, x17 C 2
adds x11, x12, x11 C 1
stp x10, x11, [rp], #16 C 0 1
sub x7, x7, #1
cbnz x7, L(top)
L(end): adc x0, x6, xzr
ret
EPILOGUE()

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dnl ARM64 mpn_addmul_1 and mpn_submul_1.
dnl Contributed to the GNU project by Torbjörn Granlund.
dnl Copyright 2020 Free Software Foundation, Inc.
dnl This file is part of the GNU MP Library.
dnl
dnl The GNU MP Library is free software; you can redistribute it and/or modify
dnl it under the terms of either:
dnl
dnl * the GNU Lesser General Public License as published by the Free
dnl Software Foundation; either version 3 of the License, or (at your
dnl option) any later version.
dnl
dnl or
dnl
dnl * the GNU General Public License as published by the Free Software
dnl Foundation; either version 2 of the License, or (at your option) any
dnl later version.
dnl
dnl or both in parallel, as here.
dnl
dnl The GNU MP Library is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dnl for more details.
dnl
dnl You should have received copies of the GNU General Public License and the
dnl GNU Lesser General Public License along with the GNU MP Library. If not,
dnl see https://www.gnu.org/licenses/.
include(`../config.m4')
C cycles/limb
C Cortex-A53
C Cortex-A55
C Cortex-A57
C Cortex-A72
C Cortex-A73
C X-Gene
C Apple M1 1.25
changecom(blah)
define(`rp', x0)
define(`up', x1)
define(`n', x2)
define(`v0', x3)
define(`cin',x4)
define(`CY',x17)
ifdef(`OPERATION_addmul_1', `
define(`ADDSUB', adds)
define(`ADDSUBC', adcs)
define(`COND', `cc')
define(`func', mpn_addmul_1)')
ifdef(`OPERATION_submul_1', `
define(`ADDSUB', subs)
define(`ADDSUBC', sbcs)
define(`COND', `cs')
define(`func', mpn_submul_1)')
MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1 mpn_addmul_1c)
ifdef(`OPERATION_addmul_1', `
PROLOGUE(mpn_addmul_1c)
mov CY, cin
b L(ent)
EPILOGUE()
')
PROLOGUE(func)
mov CY, #0 C W0
L(ent): lsr x16, n, #2
tbz n, #0, L(bx0)
L(bx1): ldr x4, [up], #8
mul x8, x4, v0
umulh x4, x4, v0
tbz n, #1, L(b01)
L(b11): ldp x5,x6, [up], #16
ldp x12,x13, [rp]
ldr x14, [rp,#16]
mul x9, x5, v0
umulh x5, x5, v0
mul x10, x6, v0
umulh x6, x6, v0
ADDSUB x8, x12, x8
ADDSUBC x4, x13, x4
ADDSUBC x5, x14, x5
csinc x6, x6, x6, COND
ADDSUB x8, x8, CY
ADDSUBC x4, x4, x9
ADDSUBC x5, x5, x10
csinc CY, x6, x6, COND
stp x8, x4, [rp], #16
str x5, [rp], #8
cbnz x16, L(top)
mov x0, CY
ret
L(b01): ldr x12, [rp]
ADDSUB x8, x12, x8
csinc x4, x4, x4, COND
ADDSUB x8, x8, CY
csinc CY, x4, x4, COND
str x8, [rp], #8
cbnz x16, L(top)
mov x0, CY
ret
L(bx0): ldp x4,x5, [up], #16
tbz n, #1, L(top)+4
L(b10): ldp x12,x13, [rp]
mul x8, x4, v0
umulh x4, x4, v0
mul x9, x5, v0
umulh x5, x5, v0
ADDSUB x8, x12, x8
ADDSUBC x4, x13, x4
csinc x5, x5, x5, COND
ADDSUB x8, x8, CY
ADDSUBC x4, x4, x9
csinc CY, x5, x5, COND
stp x8, x4, [rp], #16
cbz x16, L(done)
L(top): ldp x4,x5, [up], #16 C W0 W1
ldp x6,x7, [up], #16 C W2 W3
ldp x12,x13, [rp] C W0 W1
ldp x14,x15, [rp,#16] C W2 W3
mul x8, x4, v0 C W0
umulh x4, x4, v0 C W1
mul x9, x5, v0 C W1
umulh x5, x5, v0 C W2
mul x10, x6, v0 C W2
umulh x6, x6, v0 C W3
mul x11, x7, v0 C W3
umulh x7, x7, v0 C W4
ADDSUB x8, x12, x8 C W0
ADDSUBC x4, x13, x4 C W1
ADDSUBC x5, x14, x5 C W2
ADDSUBC x6, x15, x6 C W3
csinc x7, x7, x7, COND C W4
ADDSUB x8, x8, CY C W0 carry-in
ADDSUBC x4, x4, x9 C W1
ADDSUBC x5, x5, x10 C W2
ADDSUBC x6, x6, x11 C W2
csinc CY, x7, x7, COND C W3 carry-out
stp x8, x4, [rp], #16
stp x5, x6, [rp], #16
sub x16, x16, #1
cbnz x16, L(top)
L(done):mov x0, CY
ret
EPILOGUE()

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/* gmp-mparam.h -- Compiler/machine parameter header file.
Copyright 2020 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of either:
* the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 of the License, or (at your
option) any later version.
or
* the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any
later version.
or both in parallel, as here.
The GNU MP 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 General Public License
for more details.
You should have received copies of the GNU General Public License and the
GNU Lesser General Public License along with the GNU MP Library. If not,
see https://www.gnu.org/licenses/. */
#define GMP_LIMB_BITS 64
#define GMP_LIMB_BYTES 8
/* 3200 MHz Apple M1 */
/* FFT tuning limit = 1 M */
/* Generated by tuneup.c, 2020-12-25, gcc 4.2 */
#define MOD_1_1P_METHOD 2 /* 42.96% faster than 1 */
#define MOD_1_NORM_THRESHOLD 0 /* always */
#define MOD_1_UNNORM_THRESHOLD 0 /* always */
#define MOD_1N_TO_MOD_1_1_THRESHOLD 5
#define MOD_1U_TO_MOD_1_1_THRESHOLD 3
#define MOD_1_1_TO_MOD_1_2_THRESHOLD 11
#define MOD_1_2_TO_MOD_1_4_THRESHOLD 18
#define PREINV_MOD_1_TO_MOD_1_THRESHOLD 11
#define USE_PREINV_DIVREM_1 1 /* native */
/* From m1.gmplib.org, 2023-07-21 */
#define DIV_QR_1N_PI1_METHOD 3 /* 13.35% faster than 1 */
#define DIV_QR_1_NORM_THRESHOLD 2
#define DIV_QR_1_UNNORM_THRESHOLD 1
#define DIV_QR_2_PI2_THRESHOLD 9
#define DIVEXACT_1_THRESHOLD 0 /* always */
#define BMOD_1_TO_MOD_1_THRESHOLD 28
#define DIV_1_VS_MUL_1_PERCENT 659
#define MUL_TOOM22_THRESHOLD 26
#define MUL_TOOM33_THRESHOLD 77
#define MUL_TOOM44_THRESHOLD 153
#define MUL_TOOM6H_THRESHOLD 446
#define MUL_TOOM8H_THRESHOLD 626
#define MUL_TOOM32_TO_TOOM43_THRESHOLD 94
#define MUL_TOOM32_TO_TOOM53_THRESHOLD 81
#define MUL_TOOM42_TO_TOOM53_THRESHOLD 41
#define MUL_TOOM42_TO_TOOM63_THRESHOLD 99
#define MUL_TOOM43_TO_TOOM54_THRESHOLD 133
#define SQR_BASECASE_THRESHOLD 0 /* always (native) */
#define SQR_TOOM2_THRESHOLD 47
#define SQR_TOOM3_THRESHOLD 74
#define SQR_TOOM4_THRESHOLD 372
#define SQR_TOOM6_THRESHOLD 462
#define SQR_TOOM8_THRESHOLD 592
#define MULMID_TOOM42_THRESHOLD 44
#define MULMOD_BNM1_THRESHOLD 9
#define SQRMOD_BNM1_THRESHOLD 11
#define MUL_FFT_MODF_THRESHOLD 216 /* k = 5 */
#define MUL_FFT_TABLE3 \
{ { 216, 5}, { 7, 4}, { 19, 5}, { 19, 6}, \
{ 10, 5}, { 21, 6}, { 21, 7}, { 11, 6}, \
{ 23, 7}, { 21, 8}, { 11, 7}, { 24, 8}, \
{ 21, 9}, { 11, 8}, { 27, 9}, { 15, 8}, \
{ 33, 9}, { 19, 8}, { 39, 9}, { 23, 8}, \
{ 47, 9}, { 27,10}, { 15, 9}, { 39,10}, \
{ 23, 9}, { 47,11}, { 15,10}, { 31, 9}, \
{ 63,10}, { 39, 9}, { 79,10}, { 55,11}, \
{ 31,10}, { 79,11}, { 47,12}, { 31,11}, \
{ 63,10}, { 127, 9}, { 255, 8}, { 511,11}, \
{ 79,10}, { 159, 9}, { 319, 8}, { 639,11}, \
{ 95,10}, { 191, 9}, { 383,12}, { 63,11}, \
{ 127,10}, { 255, 9}, { 511, 8}, { 1023,10}, \
{ 271, 9}, { 543, 8}, { 1087,11}, { 143,10}, \
{ 287, 9}, { 575, 8}, { 1151,11}, { 159,10}, \
{ 319, 9}, { 639,12}, { 95,11}, { 191,10}, \
{ 383,13}, { 63,12}, { 127,11}, { 255,10}, \
{ 511, 9}, { 1023,11}, { 271,10}, { 543, 9}, \
{ 1087, 8}, { 2175,11}, { 287,10}, { 575, 9}, \
{ 1151,12}, { 159,11}, { 319,10}, { 639, 9}, \
{ 1279,11}, { 351,10}, { 703, 9}, { 1407,12}, \
{ 191,11}, { 383,10}, { 767,11}, { 415,12}, \
{ 223,11}, { 447,10}, { 895,11}, { 479,10}, \
{ 959,13}, { 8192,14}, { 16384,15}, { 32768,16}, \
{ 65536,17}, { 131072,18}, { 262144,19}, { 524288,20}, \
{1048576,21}, {2097152,22}, {4194304,23}, {8388608,24} }
#define MUL_FFT_TABLE3_SIZE 104
#define MUL_FFT_THRESHOLD 2368
#define SQR_FFT_MODF_THRESHOLD 304 /* k = 5 */
#define SQR_FFT_TABLE3 \
{ { 304, 5}, { 10, 4}, { 21, 5}, { 11, 4}, \
{ 23, 5}, { 19, 6}, { 10, 5}, { 21, 6}, \
{ 21, 7}, { 11, 6}, { 23, 7}, { 21, 8}, \
{ 11, 7}, { 24, 8}, { 15, 7}, { 31, 8}, \
{ 21, 9}, { 11, 8}, { 27, 9}, { 15, 8}, \
{ 33, 9}, { 19, 8}, { 39, 9}, { 23, 8}, \
{ 47, 9}, { 27,10}, { 15, 9}, { 39,10}, \
{ 23, 9}, { 47,11}, { 15,10}, { 31, 9}, \
{ 63,10}, { 39, 9}, { 79,10}, { 47,11}, \
{ 31,10}, { 79,11}, { 47,12}, { 31,11}, \
{ 63,10}, { 127, 9}, { 255, 8}, { 511,11}, \
{ 79,10}, { 159, 9}, { 319, 8}, { 639,11}, \
{ 95,10}, { 191, 9}, { 383,12}, { 63,10}, \
{ 255, 9}, { 511, 8}, { 1023,10}, { 271, 9}, \
{ 543, 8}, { 1087,10}, { 287, 9}, { 575, 8}, \
{ 1151,11}, { 159,10}, { 319, 9}, { 639,11}, \
{ 175,12}, { 95,11}, { 191,10}, { 383, 9}, \
{ 767,13}, { 63,12}, { 127,11}, { 255,10}, \
{ 511, 9}, { 1023,11}, { 271,10}, { 543, 9}, \
{ 1087, 8}, { 2175,10}, { 575, 9}, { 1151,11}, \
{ 303,12}, { 159,11}, { 319,10}, { 639, 9}, \
{ 1279,11}, { 351,10}, { 703, 9}, { 1407,12}, \
{ 191,11}, { 383,10}, { 767,11}, { 415,10}, \
{ 831, 9}, { 1663,12}, { 223,11}, { 447,10}, \
{ 895,11}, { 479,10}, { 959, 9}, { 1919,13}, \
{ 8192,14}, { 16384,15}, { 32768,16}, { 65536,17}, \
{ 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \
{2097152,22}, {4194304,23}, {8388608,24} }
#define SQR_FFT_TABLE3_SIZE 111
#define SQR_FFT_THRESHOLD 1856
#define MULLO_BASECASE_THRESHOLD 0 /* always */
#define MULLO_DC_THRESHOLD 76
#define MULLO_MUL_N_THRESHOLD 4292
#define SQRLO_BASECASE_THRESHOLD 6
#define SQRLO_DC_THRESHOLD 186
#define SQRLO_SQR_THRESHOLD 3688
#define DC_DIV_QR_THRESHOLD 67
#define DC_DIVAPPR_Q_THRESHOLD 242
#define DC_BDIV_QR_THRESHOLD 68
#define DC_BDIV_Q_THRESHOLD 129
#define INV_MULMOD_BNM1_THRESHOLD 82
#define INV_NEWTON_THRESHOLD 157
#define INV_APPR_THRESHOLD 157
#define BINV_NEWTON_THRESHOLD 99
#define REDC_1_TO_REDC_N_THRESHOLD 68
#define MU_DIV_QR_THRESHOLD 979
#define MU_DIVAPPR_Q_THRESHOLD 1210
#define MUPI_DIV_QR_THRESHOLD 76
#define MU_BDIV_QR_THRESHOLD 942
#define MU_BDIV_Q_THRESHOLD 1341
#define POWM_SEC_TABLE 11,75,137,712,2177
#define GET_STR_DC_THRESHOLD 12
#define GET_STR_PRECOMPUTE_THRESHOLD 18
#define SET_STR_DC_THRESHOLD 632
#define SET_STR_PRECOMPUTE_THRESHOLD 1215
#define FAC_DSC_THRESHOLD 252
#define FAC_ODD_THRESHOLD 0 /* always */
#define MATRIX22_STRASSEN_THRESHOLD 9
#define HGCD2_DIV1_METHOD 1 /* 8.52% faster than 3 */
#define HGCD_THRESHOLD 131
#define HGCD_APPR_THRESHOLD 144
#define HGCD_REDUCE_THRESHOLD 1962
#define GCD_DC_THRESHOLD 435
#define GCDEXT_DC_THRESHOLD 199
#define JACOBI_BASE_METHOD 4 /* 0.80% faster than 1 */

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dnl ARM64 mpn_sqr_basecase
dnl Contributed to the GNU project by Torbjörn Granlund.
dnl Copyright 2020 Free Software Foundation, Inc.
dnl This file is part of the GNU MP Library.
dnl
dnl The GNU MP Library is free software; you can redistribute it and/or modify
dnl it under the terms of either:
dnl
dnl * the GNU Lesser General Public License as published by the Free
dnl Software Foundation; either version 3 of the License, or (at your
dnl option) any later version.
dnl
dnl or
dnl
dnl * the GNU General Public License as published by the Free Software
dnl Foundation; either version 2 of the License, or (at your option) any
dnl later version.
dnl
dnl or both in parallel, as here.
dnl
dnl The GNU MP Library is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dnl for more details.
dnl
dnl You should have received copies of the GNU General Public License and the
dnl GNU Lesser General Public License along with the GNU MP Library. If not,
dnl see https://www.gnu.org/licenses/.
include(`../config.m4')
dnl TODO
dnl * Replace the mul_1 code with less scheduled and thus simpler code. If
dnl we base it on the addmul_1 loop, the corner code could benefit from
dnl similar incoming register state, which could eliminate some loads.
dnl * Handle n = 4 early.
dnl * Duplicate addmul loop into 4 loops which fall into each other. Perhaps
dnl stick to one mul_1 loop, but do the (mod 4) stuff at its end instead of
dnl its beginning.
define(`rp', `x0')
define(`up', `x1')
define(`n', `x2')
define(`v0', `x3')
define(`CY', `x17')
PROLOGUE(mpn_sqr_basecase)
cmp n, #3
b.ls L(le3)
ldr v0, [up],#8
sub n, n, #1
mul x6, v0, v0
umulh x4, v0, v0
str x6, [rp],#8
lsl v0, v0, 1
lsl n, n, #3
lsr x16, n, #5
tbnz n, #3, L(mbx1)
L(mbx0):adds x11, x4, xzr C move and clear cy
tbz n, #4, L(mb00)
L(mb10):ldp x4, x5, [up],#16
mul x8, x4, v0
umulh x10, x4, v0
cbz x16, L(m2e)
ldp x6, x7, [up],#16
mul x9, x5, v0
b L(mmid)-8
L(mbx1):ldr x7, [up],#8
mul x9, x7, v0
umulh x11, x7, v0
adds x9, x9, x4
str x9, [rp],#8
tbnz n, #4, L(mb10)
L(mb00):ldp x6, x7, [up],#16
mul x8, x6, v0
umulh x10, x6, v0
ldp x4, x5, [up],#16
mul x9, x7, v0
adcs x12, x8, x11
umulh x11, x7, v0
sub x16, x16, #1
cbz x16, L(mend)
ALIGN(16)
L(mtop):mul x8, x4, v0
ldp x6, x7, [up],#16
adcs x13, x9, x10
umulh x10, x4, v0
mul x9, x5, v0
stp x12, x13, [rp],#16
adcs x12, x8, x11
umulh x11, x5, v0
L(mmid):mul x8, x6, v0
ldp x4, x5, [up],#16
adcs x13, x9, x10
umulh x10, x6, v0
mul x9, x7, v0
stp x12, x13, [rp],#16
adcs x12, x8, x11
umulh x11, x7, v0
sub x16, x16, #1
cbnz x16, L(mtop)
L(mend):mul x8, x4, v0
adcs x13, x9, x10
umulh x10, x4, v0
stp x12, x13, [rp],#16
L(m2e): mul x9, x5, v0
adcs x12, x8, x11
umulh x11, x5, v0
adcs x13, x9, x10
stp x12, x13, [rp],#16
adc x11, x11, xzr
str x11, [rp],#8
L(outer):
sub n, n, #8
sub rp, rp, n
sub up, up, n
ldp x6, x7, [up,#-16]
ldr v0, [rp,#-8]
and x8, x7, x6, asr 63
mul x9, x7, x7
adds v0, v0, x8
umulh x4, x7, x7
adc x4, x4, xzr
adds v0, v0, x9
str v0, [rp,#-8]
adc CY, x4, xzr
adds xzr, x6, x6
adc v0, x7, x7
cmp n, #16
beq L(cor2)
lsr x16, n, #5
tbz n, #3, L(bx0)
L(bx1): ldr x4, [up],#8
mul x8, x4, v0
umulh x4, x4, v0
tbz n, #4, L(b01)
L(b11): ldp x5, x6, [up],#16
ldp x12, x13, [rp]
ldr x14, [rp,#16]
mul x9, x5, v0
umulh x5, x5, v0
mul x10, x6, v0
umulh x6, x6, v0
adds x8, x12, x8
adcs x4, x13, x4
adcs x5, x14, x5
adc x6, x6, xzr
adds x8, x8, CY
adcs x4, x4, x9
adcs x5, x5, x10
adc CY, x6, xzr
stp x8, x4, [rp],#16
str x5, [rp],#8
cbnz x16, L(top)
b L(end)
L(b01): ldr x12, [rp]
adds x8, x12, x8
adc x4, x4, xzr
adds x8, x8, CY
adc CY, x4, xzr
str x8, [rp],#8
b L(top)
L(bx0): ldp x4, x5, [up],#16
tbz n, #4, L(top)+4
L(b10): ldp x12, x13, [rp]
mul x8, x4, v0
umulh x4, x4, v0
mul x9, x5, v0
umulh x5, x5, v0
adds x8, x12, x8
adcs x4, x13, x4
adc x5, x5, xzr
adds x8, x8, CY
adcs x4, x4, x9
adc CY, x5, xzr
stp x8, x4, [rp],#16
ALIGN(16)
L(top): ldp x4, x5, [up],#16
ldp x6, x7, [up],#16
ldp x12, x13, [rp]
ldp x14, x15, [rp,#16]
mul x8, x4, v0
umulh x4, x4, v0
mul x9, x5, v0
umulh x5, x5, v0
mul x10, x6, v0
umulh x6, x6, v0
mul x11, x7, v0
umulh x7, x7, v0
adds x8, x12, x8
adcs x4, x13, x4
adcs x5, x14, x5
adcs x6, x15, x6
adc x7, x7, xzr
adds x8, x8, CY
adcs x4, x4, x9
adcs x5, x5, x10
adcs x6, x6, x11
adc CY, x7, xzr
stp x8, x4, [rp],#16
stp x5, x6, [rp],#16
sub x16, x16, #1
cbnz x16, L(top)
L(end): str CY, [rp],#8
b L(outer)
L(cor2):ldp x10, x11, [up]
ldp x12, x13, [rp]
mul x8, x10, v0
umulh x4, x10, v0
mul x9, x11, v0
umulh x5, x11, v0
adds x8, x12, x8
adcs x4, x13, x4
adc x5, x5, xzr
adds x8, x8, CY
adcs x13, x4, x9
adc x12, x5, xzr
str x8, [rp]
and x8, x10, x7, asr 63
mul x9, x10, x10
adds x13, x13, x8
umulh x4, x10, x10
adc x4, x4, xzr
adds x13, x13, x9
adc CY, x4, xzr
adds xzr, x7, x7
adc v0, x10, x10
mul x8, x11, v0
umulh x4, x11, v0
adds x8, x12, x8
adc x4, x4, xzr
adds x8, x8, CY
adc v0, x4, xzr
stp x13, x8, [rp,#8]
and x2, x11, x10, asr 63
mul x5, x11, x11
adds v0, v0, x2
umulh x4, x11, x11
adc x4, x4, xzr
adds v0, v0, x5
adc x4, x4, xzr
stp v0, x4, [rp,#24]
ret
L(le3): ldr v0, [up]
mul x4, v0, v0 C W0
umulh x5, v0, v0 C W1
cmp n, #2
b.hs L(2o3)
stp x4, x5, [rp]
ret
L(2o3): ldr x6, [up,#8]
mul x7, x6, x6 C W2
umulh x8, x6, x6 C W3
mul x9, v0, x6 C W1+1/64
umulh x10, v0, x6 C W2+1/64
b.hi L(3)
adds x5, x5, x9 C W1
adcs x7, x7, x10 C W2
adc x8, x8, xzr C W3
adds x5, x5, x9 C W1
adcs x7, x7, x10 C W2
adc x8, x8, xzr C W3
stp x4, x5, [rp]
stp x7, x8, [rp,#16]
ret
L(3): ldr x11, [up,#16]
mul x12, x11, x11 C W4
umulh x13, x11, x11 C W5
mul x14, v0, x11 C W2+1/64
umulh x15, v0, x11 C W3+1/64
mul x16, x6, x11 C W3+1/64
umulh x17, x6, x11 C W4+1/64
adds x5, x5, x9
adcs x7, x7, x10
adcs x8, x8, x15
adcs x12, x12, x17
adc x13, x13, xzr
adds x5, x5, x9
adcs x7, x7, x10
adcs x8, x8, x15
adcs x12, x12, x17
adc x13, x13, xzr
adds x7, x7, x14
adcs x8, x8, x16
adcs x12, x12, xzr
adc x13, x13, xzr
adds x7, x7, x14
adcs x8, x8, x16
adcs x12, x12, xzr
adc x13, x13, xzr
stp x4, x5, [rp]
stp x7, x8, [rp,#16]
stp x12, x13, [rp,#32]
ret
EPILOGUE()