Add Chromium-only Blender WebEngine parity work
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mes123456
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blender-5.2.0/extern/gmp-source/mpn/ia64/popcount.asm
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blender-5.2.0/extern/gmp-source/mpn/ia64/popcount.asm
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dnl IA-64 mpn_popcount -- mpn population count.
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dnl Contributed to the GNU project by Torbjorn Granlund.
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dnl Copyright 2000-2005 Free Software Foundation, Inc.
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dnl This file is part of the GNU MP Library.
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dnl
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dnl The GNU MP Library is free software; you can redistribute it and/or modify
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dnl it under the terms of either:
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dnl
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dnl * the GNU Lesser General Public License as published by the Free
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dnl Software Foundation; either version 3 of the License, or (at your
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dnl option) any later version.
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dnl
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dnl or
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dnl
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dnl * the GNU General Public License as published by the Free Software
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dnl Foundation; either version 2 of the License, or (at your option) any
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dnl later version.
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dnl
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dnl or both in parallel, as here.
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dnl
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dnl The GNU MP Library is distributed in the hope that it will be useful, but
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dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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dnl for more details.
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dnl
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dnl You should have received copies of the GNU General Public License and the
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dnl GNU Lesser General Public License along with the GNU MP Library. If not,
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dnl see https://www.gnu.org/licenses/.
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include(`../config.m4')
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C cycles/limb
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C Itanium: 1.5
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C Itanium 2: 1
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C INPUT PARAMETERS
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define(`up', `r32')
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define(`n', `r33')
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define(`u0',`r16') define(`u1',`r17') define(`u2',`r18') define(`u3',`r19')
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define(`c0',`r28') define(`c1',`r29') define(`c2',`r30') define(`c3',`r31')
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define(`s',`r8')
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ASM_START()
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PROLOGUE(mpn_popcount)
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.prologue
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ifdef(`HAVE_ABI_32',
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` addp4 up = 0, up C M I
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nop.m 0
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zxt4 n = n C I
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;;
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')
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{.mmi; add r9 = 512, up C prefetch pointer M I
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ld8 r10 = [up], 8 C load first limb M01
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mov.i r2 = ar.lc C save ar.lc I0
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}{.mmi; and r14 = 3, n C M I
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cmp.lt p15, p14 = 4, n C small count? M I
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add n = -5, n C M I
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;;
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}{.mmi; cmp.eq p6, p0 = 1, r14 C M I
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cmp.eq p7, p0 = 2, r14 C M I
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cmp.eq p8, p0 = 3, r14 C M I
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}{.bbb
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(p6) br.dptk .Lb01 C B
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(p7) br.dptk .Lb10 C B
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(p8) br.dptk .Lb11 C B
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}
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.Lb00: ld8 u1 = [up], 8 C M01
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shr.u n = n, 2 C I0
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mov s = 0 C M I
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;;
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ld8 u2 = [up], 8 C M01
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popcnt c0 = r10 C I0
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mov.i ar.lc = n C I0
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;;
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ld8 u3 = [up], 8 C M01
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popcnt c1 = u1 C I0
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(p15) br.cond.dptk .grt4 C B
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;;
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nop.m 0 C -
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nop.m 0 C -
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popcnt c2 = u2 C I0
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;;
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mov s = c0 C M I
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popcnt c3 = u3 C I0
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br .Lcj4 C B
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.grt4: ld8 u0 = [up], 8 C M01
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popcnt c2 = u2 C I0
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br .LL00 C B
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.Lb01:
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popcnt s = r10 C I0
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(p14) br.ret.sptk.many b0 C B
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.grt1: ld8 u0 = [up], 8 C M01
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shr.u n = n, 2 C I0
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;;
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ld8 u1 = [up], 8 C M01
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mov.i ar.lc = n C I0
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;;
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ld8 u2 = [up], 8 C M01
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popcnt c0 = u0 C I0
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mov c3 = 0 C I0
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;;
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ld8 u3 = [up], 8 C M01
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popcnt c1 = u1 C I0
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br.cloop.dptk .Loop C B
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br .Lend C B
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.Lb10: ld8 u3 = [up], 8 C M01
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shr.u n = n, 2 C I0
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(p15) br.cond.dptk .grt2 C B
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popcnt s = r10 C I0
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;;
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popcnt c3 = u3 C I0
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br .Lcj2 C B
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.grt2: ld8 u0 = [up], 8 C M01
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mov.i ar.lc = n C I0
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popcnt c2 = r10 C I0
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;;
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ld8 u1 = [up], 8 C M01
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popcnt c3 = u3 C I0
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mov s = 0 C M I
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;;
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ld8 u2 = [up], 8 C M01
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popcnt c0 = u0 C I0
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br .LL10 C B
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.Lb11: ld8 u2 = [up], 8 C M01
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shr.u n = n, 2 C I0
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mov s = 0 C M I
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;;
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ld8 u3 = [up], 8 C M01
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popcnt s = r10 C I0
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(p15) br.cond.dptk .grt3 C B
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popcnt c2 = u2 C I0
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;;
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popcnt c3 = u3 C I0
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br .Lcj3 C B
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.grt3: ld8 u0 = [up], 8 C M01
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popcnt c2 = u2 C I0
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mov.i ar.lc = n C I0
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mov c1 = 0
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;;
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ld8 u1 = [up], 8 C M01
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popcnt c3 = u3 C I0
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br .LL11 C B
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.Loop: ld8 u0 = [up], 8 C M01
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popcnt c2 = u2 C I0
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add s = s, c3 C M I
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;;
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.LL00: ld8 u1 = [up], 8 C M01
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popcnt c3 = u3 C I0
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add s = s, c0 C M I
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;;
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.LL11: ld8 u2 = [up], 8 C M01
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popcnt c0 = u0 C I0
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add s = s, c1 C M I
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;;
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.LL10: ld8 u3 = [up], 8 C M01
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popcnt c1 = u1 C I0
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add s = s, c2 C M I
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lfetch [r9], 32 C M01
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nop.m 0 C -
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br.cloop.dptk .Loop C B
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;;
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.Lend: popcnt c2 = u2 C I0
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add s = s, c3 C M I
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;;
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popcnt c3 = u3 C I0
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add s = s, c0 C M I
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;;
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.Lcj4: add s = s, c1 C M I
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;;
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.Lcj3: add s = s, c2 C M I
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;;
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.Lcj2: add s = s, c3 C M I
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mov.i ar.lc = r2 C I0
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br.ret.sptk.many b0 C B
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EPILOGUE()
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ASM_END()
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