Add Chromium-only Blender WebEngine parity work

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mes123456
2026-08-12 04:47:48 -04:00
commit 9fd26010f6
18225 changed files with 11622124 additions and 0 deletions

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dnl RISC-V/64 mpn_add_n and mpn_sub_n.
dnl Copyright 2016 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 INPUT PARAMETERS
define(`rp', `a0')
define(`ap', `a1')
define(`bp', `a2')
define(`n', `a3')
define(`i', `a6')
ifdef(`OPERATION_add_n',`
define(`ADDSUB', `add')
define(`CMPCY', `sltu $1, $2, $3')
define(`func', `mpn_add_n')
')
ifdef(`OPERATION_sub_n',`
define(`ADDSUB', `sub')
define(`CMPCY', `sltu $1, $3, $4')
define(`func', `mpn_sub_n')
')
MULFUNC_PROLOGUE(mpn_add_n mpn_sub_n)
ASM_START()
PROLOGUE(func)
li t6, 0
srli i, n, 2
ld a4, 0(ap)
ld a5, 0(bp)
andi t0, n, 1
andi t1, n, 2
bnez t0, L(bx1)
L(bx0): bnez t1, L(b10)
L(b00): addi rp, rp, -8
addi i, i, -1
j L(b0)
L(b10): addi bp, bp, -16
addi ap, ap, -16
addi rp, rp, -24
j L(b2)
L(bx1): bnez t1, L(b11)
L(b01): beqz i, L(1)
addi bp, bp, 8
addi ap, ap, 8
addi i, i, -1
j L(b1)
L(1): ADDSUB t0, a4, a5
sd t0, 0(rp)
CMPCY( a0, t0, a4, a5)
ret
L(b11): addi bp, bp, -8
addi ap, ap, -8
addi rp, rp, -16
j L(b3)
ALIGN( 16)
L(top): addi bp, bp, 32
addi ap, ap, 32
addi rp, rp, 32
addi i, i, -1
L(b1): ADDSUB t0, a4, a5
CMPCY( t2, t0, a4, a5)
ld a4, 0(ap)
ld a5, 0(bp)
ADDSUB t4, t0, t6
CMPCY( t3, t4, t0, t6)
sd t4, 0(rp)
or t6, t2, t3
L(b0): ADDSUB t1, a4, a5
CMPCY( t2, t1, a4, a5)
ld a4, 8(ap)
ld a5, 8(bp)
ADDSUB t4, t1, t6
CMPCY( t3, t4, t1, t6)
sd t4, 8(rp)
or t6, t2, t3
L(b3): ADDSUB t0, a4, a5
CMPCY( t2, t0, a4, a5)
ld a4, 16(ap)
ld a5, 16(bp)
ADDSUB t4, t0, t6
CMPCY( t3, t4, t0, t6)
sd t4, 16(rp)
or t6, t2, t3
L(b2): ADDSUB t1, a4, a5
CMPCY( t2, t1, a4, a5)
ld a4, 24(ap)
ld a5, 24(bp)
ADDSUB t4, t1, t6
CMPCY( t3, t4, t1, t6)
sd t4, 24(rp)
or t6, t2, t3
bne i, x0, L(top)
L(end): ADDSUB t0, a4, a5
CMPCY( t2, t0, a4, a5)
ADDSUB t4, t0, t6
CMPCY( t3, t4, t0, t6)
sd t4, 32(rp)
or a0, t2, t3
ret
EPILOGUE()

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dnl RISC-V/64 mpn_addmul_1 and mpn_submul_1.
dnl Copyright 2016 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 INPUT PARAMETERS
define(`rp', `a0')
define(`up', `a1')
define(`n', `a2')
define(`v0', `a3')
ifdef(`OPERATION_addmul_1',`
define(`ADDSUB', `add')
define(`CMPCY', `sltu $1, $2, $3')
define(`func', `mpn_addmul_1')
')
ifdef(`OPERATION_submul_1',`
define(`ADDSUB', `sub')
define(`CMPCY', `sltu $1, $3, $2')
define(`func', `mpn_submul_1')
')
MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1)
ASM_START()
PROLOGUE(func)
li a6, 0
L(top): ld a7, 0(up)
addi up, up, 8 C bookkeeping
ld a4, 0(rp)
addi rp, rp, 8 C bookkeeping
mul a5, a7, v0
addi n, n, -1 C bookkeeping
mulhu a7, a7, v0
ADDSUB a5, a4, a5
ADDSUB a6, a5, a6 C cycle 0, 3, ...
CMPCY( a4, a5, a4)
add a4, a4, a7
CMPCY( a5, a6, a5) C cycle 1, 4, ...
sd a6, -8(rp)
add a6, a4, a5 C cycle 2, 5, ...
bne n, x0, L(top) C bookkeeping
L(end): mv a0, a6
ret
EPILOGUE()
ASM_END()

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dnl RISC-V/64 mpn_cnd_add_n and mpn_cnd_sub_n.
dnl Copyright 2016, 2023 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 INPUT PARAMETERS
define(`cnd', `a0')
define(`rp', `a1')
define(`up', `a2')
define(`vp', `a3')
define(`n', `a4')
define(`mask', `t5')
ifdef(`OPERATION_cnd_add_n',`
define(`ADDSUB', `add')
define(`CMPCY', `sltu $1, $2, $3')
define(`func', `mpn_cnd_add_n')
')
ifdef(`OPERATION_cnd_sub_n',`
define(`ADDSUB', `sub')
define(`CMPCY', `sltu $1, $3, $4')
define(`func', `mpn_cnd_sub_n')
')
MULFUNC_PROLOGUE(mpn_cnd_add_n mpn_cnd_sub_n)
ASM_START()
PROLOGUE(func)
li t6, 0
sltiu mask, cnd, 1
addi mask, mask, -1
andi t0, n, 1
beq t0, x0, L(top)
addi up, up, 8
addi vp, vp, -8
addi rp, rp, -8
addi n, n, -1
j L(mid)
L(top): ld a0, 0(up)
ld a6, 0(vp)
addi n, n, -2 C bookkeeping
addi up, up, 16 C bookkeeping
and a6, a6, mask
ADDSUB t0, a0, a6
CMPCY( t2, t0, a0, a6)
ADDSUB t4, t0, t6 C cycle 3, 9, ...
CMPCY( t3, t4, t0, t6) C cycle 4, 10, ...
sd t4, 0(rp)
add t6, t2, t3 C cycle 5, 11, ...
L(mid): ld a5, -8(up)
ld a7, 8(vp)
addi vp, vp, 16 C bookkeeping
addi rp, rp, 16 C bookkeeping
and a7, a7, mask
ADDSUB t1, a5, a7
CMPCY( t2, t1, a5, a7)
ADDSUB t4, t1, t6 C cycle 0, 6, ...
CMPCY( t3, t4, t1, t6) C cycle 1, 7, ...
sd t4, -8(rp)
add t6, t2, t3 C cycle 2, 8, ...
bne n, x0, L(top) C bookkeeping
L(end): mv a0, t6
ret
EPILOGUE()
ASM_END()

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dnl RISC-V/64 mpn_copyd
dnl Copyright 2023 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 INPUT PARAMETERS
define(`rp', `a0')
define(`ap', `a1')
define(`n', `a2')
define(`i', `a6')
ASM_START()
PROLOGUE(mpn_copyd)
slli t0, n, 3
add ap, ap, t0
add rp, rp, t0
srli i, n, 2
andi t0, n, 1
andi t1, n, 2
bnez t0, L(bx1)
L(bx0): beqz n, L(ret)
ld t0, -8(ap)
bnez t1, L(b10)
L(b00): addi rp, rp, 8
addi i, i, -1
j L(b0)
L(b10): addi ap, ap, 16
addi rp, rp, 24
j L(b2)
L(bx1): ld t2, -8(ap)
bnez t1, L(b11)
beqz i, L(1)
addi ap, ap, -8
addi i, i, -1
j L(b1)
L(1): sd t2, -8(rp)
ret
L(b11): addi ap, ap, 8
addi rp, rp, 16
j L(b3)
ALIGN( 16)
L(top): addi ap, ap, -32
addi rp, rp, -32
addi i, i, -1
L(b1): ld t0, -8(ap)
sd t2, -8(rp)
L(b0): ld t2, -16(ap)
sd t0, -16(rp)
L(b3): ld t0, -24(ap)
sd t2, -24(rp)
L(b2): ld t2, -32(ap)
sd t0, -32(rp)
bnez i, L(top)
L(end): sd t2, -40(rp)
L(ret): ret
EPILOGUE()

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dnl RISC-V/64 mpn_copyi
dnl Copyright 2023 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 INPUT PARAMETERS
define(`rp', `a0')
define(`ap', `a1')
define(`n', `a2')
define(`i', `a6')
ASM_START()
PROLOGUE(mpn_copyi)
srli i, n, 2
andi t0, n, 1
andi t1, n, 2
bnez t0, L(bx1)
L(bx0): beqz n, L(ret)
ld t0, 0(ap)
bnez t1, L(b10)
L(b00): addi rp, rp, -8
addi i, i, -1
j L(b0)
L(b10): addi ap, ap, -16
addi rp, rp, -24
j L(b2)
L(bx1): ld t2, 0(ap)
bnez t1, L(b11)
beqz i, L(1)
addi ap, ap, 8
addi i, i, -1
j L(b1)
L(1): sd t2, 0(rp)
ret
L(b11): addi ap, ap, -8
addi rp, rp, -16
j L(b3)
ALIGN( 16)
L(top): addi ap, ap, 32
addi rp, rp, 32
addi i, i, -1
L(b1): ld t0, 0(ap)
sd t2, 0(rp)
L(b0): ld t2, 8(ap)
sd t0, 8(rp)
L(b3): ld t0, 16(ap)
sd t2, 16(rp)
L(b2): ld t2, 24(ap)
sd t0, 24(rp)
bnez i, L(top)
L(end): sd t2, 32(rp)
L(ret): ret
EPILOGUE()

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dnl RISC-V/64 mpn_lshift
dnl Contributed to the GNU project by Torbjorn Granlund.
dnl Copyright 2023 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 INPUT PARAMETERS
define(`rp_arg',`a0')
define(`ap', `a1')
define(`n', `a2')
define(`cnt', `a3')
define(`rp', `a4')
define(`tnc', `t5')
define(`i', `a7')
ASM_START()
PROLOGUE(mpn_lshift)
slli t0, n, 3
add ap, ap, t0
add rp, rp_arg, t0
sub tnc, x0, cnt
srli i, n, 2
ld t0, -8(ap)
srl a0, t0, tnc
andi t6, n, 1
andi a5, n, 2
bnez t6, L(bx1)
sll t3, t0, cnt
ld t0, -16(ap)
addi i, i, -1
bnez a5, L(b10)
addi rp, rp, 16
j L(b0)
L(b10): addi ap, ap, -16
bge i, x0, L(b2)
L(eq2): srl t4, t0, tnc
sll t2, t0, cnt
or t4, t3, t4
sd t4, -8(rp)
sd t2, -16(rp)
ret
L(bx1): sll t2, t0, cnt
bnez a5, L(b11)
bnez i, L(gt1)
sd t2, -8(rp)
ret
L(gt1): ld t0, -16(ap)
addi ap, ap, -8
addi rp, rp, 8
addi i, i, -1
j L(b1)
L(b11): ld t0, -16(ap)
addi ap, ap, 8
addi rp, rp, 24
j L(b3)
L(top): addi ap, ap, -32
addi rp, rp, -32
addi i, i, -1
L(b2): srl t4, t0, tnc
sll t2, t0, cnt
ld t0, -8(ap)
or t4, t3, t4
sd t4, -8(rp)
L(b1): srl t4, t0, tnc
sll t3, t0, cnt
ld t0, -16(ap)
or t4, t2, t4
sd t4, -16(rp)
L(b0): srl t4, t0, tnc
sll t2, t0, cnt
ld t0, -24(ap)
or t4, t3, t4
sd t4, -24(rp)
L(b3): srl t4, t0, tnc
sll t3, t0, cnt
ld t0, -32(ap)
or t4, t2, t4
sd t4, -32(rp)
bnez i, L(top)
L(end): srl t4, t0, tnc
sll t2, t0, cnt
or t4, t3, t4
sd t4, -40(rp)
sd t2, -48(rp)
ret
EPILOGUE()

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dnl RISC-V/64 mpn_mul_1.
dnl Copyright 2016 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 INPUT PARAMETERS
define(`rp', `a0')
define(`up', `a1')
define(`n', `a2')
define(`v0', `a3')
ASM_START()
PROLOGUE(mpn_mul_1)
li a6, 0
L(top): ld a7, 0(up)
addi up, up, 8 C bookkeeping
addi rp, rp, 8 C bookkeeping
mul a5, a7, v0
addi n, n, -1 C bookkeeping
mulhu a7, a7, v0
add a6, a5, a6 C cycle 0, 3, ...
sltu a5, a6, a5 C cycle 1, 4, ...
sd a6, -8(rp)
add a6, a7, a5 C cycle 2, 5, ...
bne n, x0, L(top) C bookkeeping
L(end): mv a0, a6
ret
EPILOGUE()
ASM_END()

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dnl RISC-V/64 mpn_rshift
dnl Contributed to the GNU project by Torbjorn Granlund.
dnl Copyright 2023 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 INPUT PARAMETERS
define(`rp_arg',`a0')
define(`ap', `a1')
define(`n', `a2')
define(`cnt', `a3')
define(`rp', `a4')
define(`tnc', `t5')
define(`i', `a7')
ASM_START()
PROLOGUE(mpn_rshift)
mv rp, rp_arg
sub tnc, x0, cnt
srli i, n, 2
ld t0, 0(ap)
sll a0, t0, tnc
andi t6, n, 1
andi a5, n, 2
bnez t6, L(bx1)
srl t3, t0, cnt
ld t0, 8(ap)
addi i, i, -1
bnez a5, L(b10)
addi rp, rp, -16
j L(b0)
L(b10): addi ap, ap, 16
bge i, x0, L(b2)
L(eq2): sll t4, t0, tnc
srl t2, t0, cnt
or t4, t3, t4
sd t4, (rp)
sd t2, 8(rp)
ret
L(bx1): srl t2, t0, cnt
bnez a5, L(b11)
bnez i, L(gt1)
sd t2, (rp)
ret
L(gt1): ld t0, 8(ap)
addi ap, ap, 8
addi rp, rp, -8
addi i, i, -1
j L(b1)
L(b11): ld t0, 8(ap)
addi ap, ap, -8
addi rp, rp, -24
j L(b3)
L(top): addi ap, ap, 32
addi rp, rp, 32
addi i, i, -1
L(b2): sll t4, t0, tnc
srl t2, t0, cnt
ld t0, 0(ap)
or t4, t3, t4
sd t4, 0(rp)
L(b1): sll t4, t0, tnc
srl t3, t0, cnt
ld t0, 8(ap)
or t4, t2, t4
sd t4, 8(rp)
L(b0): sll t4, t0, tnc
srl t2, t0, cnt
ld t0, 16(ap)
or t4, t3, t4
sd t4, 16(rp)
L(b3): sll t4, t0, tnc
srl t3, t0, cnt
ld t0, 24(ap)
or t4, t2, t4
sd t4, 24(rp)
bnez i, L(top)
L(end): sll t4, t0, tnc
srl t2, t0, cnt
or t4, t3, t4
sd t4, 32(rp)
sd t2, 40(rp)
ret
EPILOGUE()

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dnl RISC-V/64 mpn_sec_tabselect
dnl Copyright 2016 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 INPUT PARAMETERS
define(`rp', `a0')
define(`tp', `a1')
define(`n', `a2')
define(`nents', `a3')
define(`which', `a4')
define(`i', `a6')
define(`j', `a7')
define(`mask', `s0')
define(`k', `nents')
define(`one', `s3')
ASM_START()
PROLOGUE(mpn_sec_tabselect)
addi sp,sp,-32
sd s0,24(sp)
sd s1,16(sp)
sd s2,8(sp)
sd s3,0(sp)
addi j, n, -4
slli n, n, 3
li one, 1
sub k, which, nents
blt j, zero, L(outer_end)
L(outer_top):
mv s2, tp
li t0, 0
li t1, 0
li t2, 0
li t3, 0
addi j, j, -4
mv i, which
ALIGN(16)
L(top): ld t4, 0(tp)
ld t5, 8(tp)
sltu mask, i, one
addi i, i, -1
neg mask, mask
ld t6, 16(tp)
ld a5, 24(tp)
and t4, mask, t4
and t5, mask, t5
or t0, t4, t0
or t1, t5, t1
and t6, mask, t6
and a5, mask, a5
or t2, t6, t2
or t3, a5, t3
add tp, tp, n
bne i, k, L(top)
sd t0, 0(rp)
sd t1, 8(rp)
sd t2, 16(rp)
sd t3, 24(rp)
add tp, s2, 32
add rp, rp, 32
bge j, zero, L(outer_top)
L(outer_end):
andi t0, n, 2*8
beq t0, zero, L(b0x)
L(b1x): mv s2, tp
li t0, 0
li t1, 0
mv i, which
ALIGN(16)
L(tp2): ld t4, 0(tp)
ld t5, 8(tp)
sltu mask, i, one
neg mask, mask
addi i, i, -1
and t4, mask, t4
and t5, mask, t5
or t0, t4, t0
or t1, t5, t1
add tp, tp, n
bne i, k, L(tp2)
sd t0, 0(rp)
sd t1, 8(rp)
addi tp, s2, 16
addi rp, rp, 16
L(b0x): andi t0, n, 1*8
beq t0, zero, L(b00)
L(b01): li t0, 0
mv i, which
ALIGN(16)
L(tp1): ld t4, 0(tp)
sltu mask, i, one
neg mask, mask
addi i, i, -1
and t4, mask, t4
or t0, t4, t0
add tp, tp, n
bne i, k, L(tp1)
sd t0, 0(rp)
L(b00): ld s0,24(sp)
ld s1,16(sp)
ld s2,8(sp)
ld s3,0(sp)
addi sp,sp,32
jr ra
EPILOGUE()