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2026-08-12 04:47:48 -04:00
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86
blender-5.2.0/extern/gmp-source/mpn/powerpc64/mode32/add_n.asm vendored Normal file
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dnl PowerPC-64/mode32 mpn_add_n -- Add two limb vectors of the same length > 0
dnl and store sum in a third limb vector.
dnl Copyright 1999-2001, 2003, 2005 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 POWER3/PPC630: ?
C POWER4/PPC970: 4.25
C INPUT PARAMETERS
C rp r3
C up r4
C vp r5
C n r6
ASM_START()
PROLOGUE(mpn_add_n)
mtctr r6 C copy size into CTR
addic r0, r0, 0 C clear cy
ld r8, 0(r4) C load least significant s1 limb
ld r0, 0(r5) C load least significant s2 limb
addi r3, r3, -8 C offset res_ptr, it's updated before it's used
bdz L(end) C If done, skip loop
L(oop): ld r9, 8(r4) C load s1 limb
ld r10, 8(r5) C load s2 limb
adde r7, r0, r8 C add limbs with cy, set cy
srdi r6, r0, 32
srdi r11, r8, 32
adde r6, r6, r11 C add high limb parts, set cy
std r7, 8(r3) C store result limb
bdz L(exit) C decrement CTR and exit if done
ldu r8, 16(r4) C load s1 limb and update s1_ptr
ldu r0, 16(r5) C load s2 limb and update s2_ptr
adde r7, r10, r9 C add limbs with cy, set cy
srdi r6, r10, 32
srdi r11, r9, 32
adde r6, r6, r11 C add high limb parts, set cy
stdu r7, 16(r3) C store result limb and update res_ptr
bdnz L(oop) C decrement CTR and loop back
L(end): adde r7, r0, r8
srdi r6, r0, 32
srdi r11, r8, 32
adde r6, r6, r11 C add limbs with cy, set cy
std r7, 8(r3) C store ultimate result limb
li r3, 0 C load cy into ...
addze r4, r3 C ... return value register
blr
L(exit): adde r7, r10, r9
srdi r6, r10, 32
srdi r11, r9, 32
adde r6, r6, r11 C add limbs with cy, set cy
std r7, 16(r3)
li r3, 0 C load cy into ...
addze r4, r3 C ... return value register
blr
EPILOGUE()

79
blender-5.2.0/extern/gmp-source/mpn/powerpc64/mode32/addmul_1.asm vendored Normal file
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dnl PowerPC-64 mpn_addmul_1 -- Multiply a limb vector with a limb and add
dnl the result to a second limb vector.
dnl Copyright 1999-2001, 2003, 2005 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 POWER3/PPC630: ?
C POWER4/PPC970: 12.5
C INPUT PARAMETERS
C rp r3
C up r4
C n r5
C v r6,r7 or r7,r8
ASM_START()
PROLOGUE(mpn_addmul_1)
ifdef(`BROKEN_LONGLONG_PARAM',
` rldimi r8, r7, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r8
',`
rldimi r7, r6, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r7
')
li r7, 0 C cy_limb = 0
mtctr r5
addic r0, r0, 0
addi r3, r3, -8
addi r4, r4, -8
L(oop): ldu r0, 8(r4)
mulld r9, r0, r6
adde r12, r9, r7 C add old high limb and new low limb
srdi r5, r9, 32
srdi r11, r7, 32
adde r5, r5, r11 C add high limb parts, set cy
mulhdu r7, r0, r6
addze r7, r7
ld r10, 8(r3)
addc r9, r12, r10
srdi r5, r12, 32
srdi r11, r10, 32
adde r5, r5, r11 C add high limb parts, set cy
stdu r9, 8(r3)
bdnz L(oop)
addze r4, r7
srdi r3, r4, 32
blr
EPILOGUE()

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blender-5.2.0/extern/gmp-source/mpn/powerpc64/mode32/mul_1.asm vendored Normal file
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dnl PowerPC-64 mpn_mul_1 -- Multiply a limb vector with a limb and add
dnl the result to a second limb vector.
dnl Copyright 1999-2001, 2003, 2005 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 POWER3/PPC630: ?
C POWER4/PPC970: 10
C INPUT PARAMETERS
C rp r3
C up r4
C n r5
C v r6,r7 or r7,r8
ASM_START()
PROLOGUE(mpn_mul_1)
ifdef(`BROKEN_LONGLONG_PARAM',
` rldimi r8, r7, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r8
',`
rldimi r7, r6, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r7
')
li r7, 0 C cy_limb = 0
mtctr r5
addic r0, r0, 0
addi r3, r3, -8
addi r4, r4, -8
L(oop): ldu r0, 8(r4)
mulld r9, r0, r6
adde r12, r9, r7 C add old high limb and new low limb
srdi r5, r9, 32
srdi r11, r7, 32
adde r5, r5, r11 C add high limb parts, set cy
mulhdu r7, r0, r6
stdu r12, 8(r3)
bdnz L(oop)
addze r4, r7
srdi r3, r4, 32
blr
EPILOGUE()

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blender-5.2.0/extern/gmp-source/mpn/powerpc64/mode32/p4/gmp-mparam.h vendored Normal file
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/* PowerPC-64 gmp-mparam.h -- Compiler/machine parameter header file.
Copyright 2008, 2009, 2011, 2017 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/. */
/* 1800 MHz PPC970 */
/* FFT tuning limit = 0.5 M */
/* Generated by tuneup.c, 2017-01-01, gcc 4.0 */
#define DIVREM_1_NORM_THRESHOLD 0 /* always */
#define DIVREM_1_UNNORM_THRESHOLD 0 /* always */
#define MOD_1_1P_METHOD 1
#define MOD_1_NORM_THRESHOLD 0 /* always */
#define MOD_1_UNNORM_THRESHOLD 0 /* always */
#define MOD_1N_TO_MOD_1_1_THRESHOLD 7
#define MOD_1U_TO_MOD_1_1_THRESHOLD 5
#define MOD_1_1_TO_MOD_1_2_THRESHOLD 6
#define MOD_1_2_TO_MOD_1_4_THRESHOLD 46
#define PREINV_MOD_1_TO_MOD_1_THRESHOLD 15
#define USE_PREINV_DIVREM_1 1
#define DIV_QR_1N_PI1_METHOD 1
#define DIV_QR_1_NORM_THRESHOLD 2
#define DIV_QR_1_UNNORM_THRESHOLD 2
#define DIV_QR_2_PI2_THRESHOLD 15
#define DIVEXACT_1_THRESHOLD 0 /* always */
#define BMOD_1_TO_MOD_1_THRESHOLD 88
#define DIV_1_VS_MUL_1_PERCENT 269
#define MUL_TOOM22_THRESHOLD 18
#define MUL_TOOM33_THRESHOLD 60
#define MUL_TOOM44_THRESHOLD 88
#define MUL_TOOM6H_THRESHOLD 124
#define MUL_TOOM8H_THRESHOLD 187
#define MUL_TOOM32_TO_TOOM43_THRESHOLD 61
#define MUL_TOOM32_TO_TOOM53_THRESHOLD 91
#define MUL_TOOM42_TO_TOOM53_THRESHOLD 61
#define MUL_TOOM42_TO_TOOM63_THRESHOLD 60
#define MUL_TOOM43_TO_TOOM54_THRESHOLD 74
#define SQR_BASECASE_THRESHOLD 4
#define SQR_TOOM2_THRESHOLD 28
#define SQR_TOOM3_THRESHOLD 90
#define SQR_TOOM4_THRESHOLD 143
#define SQR_TOOM6_THRESHOLD 181
#define SQR_TOOM8_THRESHOLD 272
#define MULMID_TOOM42_THRESHOLD 34
#define MULMOD_BNM1_THRESHOLD 10
#define SQRMOD_BNM1_THRESHOLD 15
#define MUL_FFT_MODF_THRESHOLD 252 /* k = 5 */
#define MUL_FFT_TABLE3 \
{ { 252, 5}, { 11, 6}, { 6, 5}, { 13, 6}, \
{ 7, 5}, { 15, 6}, { 13, 5}, { 27, 6}, \
{ 15, 7}, { 8, 6}, { 17, 7}, { 9, 6}, \
{ 19, 7}, { 17, 8}, { 9, 7}, { 20, 8}, \
{ 11, 7}, { 23, 8}, { 13, 9}, { 7, 8}, \
{ 21, 9}, { 11, 8}, { 27,10}, { 7, 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}, { 67,10}, { 39, 9}, { 83,10}, \
{ 47, 9}, { 95, 8}, { 191,10}, { 55,11}, \
{ 31,10}, { 63, 9}, { 127, 8}, { 255,10}, \
{ 71, 9}, { 143, 8}, { 287,10}, { 79, 9}, \
{ 159, 8}, { 319,11}, { 47,10}, { 95, 9}, \
{ 191, 8}, { 383,10}, { 103,12}, { 31,11}, \
{ 63,10}, { 127, 9}, { 255, 8}, { 511,10}, \
{ 143, 9}, { 287,11}, { 79,10}, { 159, 9}, \
{ 319, 8}, { 639,10}, { 175, 9}, { 351, 8}, \
{ 703,11}, { 95,10}, { 191, 9}, { 383, 8}, \
{ 767,10}, { 207, 9}, { 415,10}, { 223, 9}, \
{ 447,12}, { 63,11}, { 127,10}, { 255, 9}, \
{ 511,11}, { 143,10}, { 287, 9}, { 575,11}, \
{ 159,10}, { 319, 9}, { 639,11}, { 175,10}, \
{ 351, 9}, { 703,12}, { 95,11}, { 191,10}, \
{ 383, 9}, { 767,11}, { 207,10}, { 415,11}, \
{ 223,10}, { 447,13}, { 8192,14}, { 16384,15}, \
{ 32768,16} }
#define MUL_FFT_TABLE3_SIZE 105
#define MUL_FFT_THRESHOLD 5248
#define SQR_FFT_MODF_THRESHOLD 236 /* k = 5 */
#define SQR_FFT_TABLE3 \
{ { 236, 5}, { 13, 6}, { 15, 7}, { 8, 6}, \
{ 17, 7}, { 9, 6}, { 19, 7}, { 17, 8}, \
{ 9, 7}, { 20, 8}, { 11, 7}, { 24, 8}, \
{ 13, 9}, { 7, 8}, { 19, 9}, { 11, 8}, \
{ 25,10}, { 7, 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}, { 67,10}, \
{ 39, 9}, { 79, 8}, { 159,10}, { 47, 9}, \
{ 95, 8}, { 191,11}, { 31,10}, { 63, 9}, \
{ 127, 8}, { 255,10}, { 71, 9}, { 143, 8}, \
{ 287,10}, { 79, 9}, { 159, 8}, { 319,11}, \
{ 47,10}, { 95, 9}, { 191, 8}, { 383,12}, \
{ 31,11}, { 63,10}, { 127, 9}, { 255, 8}, \
{ 511,10}, { 143, 9}, { 287, 8}, { 575,11}, \
{ 79,10}, { 159, 9}, { 319, 8}, { 639,10}, \
{ 175, 9}, { 351, 8}, { 703,11}, { 95,10}, \
{ 191, 9}, { 383, 8}, { 767,10}, { 207, 9}, \
{ 415,10}, { 223,12}, { 63,11}, { 127,10}, \
{ 255, 9}, { 511,11}, { 143,10}, { 287, 9}, \
{ 575,11}, { 159,10}, { 319, 9}, { 639,11}, \
{ 175,10}, { 351, 9}, { 703,11}, { 191,10}, \
{ 383, 9}, { 767,11}, { 207,10}, { 415,11}, \
{ 223,10}, { 447,13}, { 8192,14}, { 16384,15}, \
{ 32768,16} }
#define SQR_FFT_TABLE3_SIZE 97
#define SQR_FFT_THRESHOLD 3200
#define MULLO_BASECASE_THRESHOLD 0 /* always */
#define MULLO_DC_THRESHOLD 56
#define MULLO_MUL_N_THRESHOLD 8648
#define SQRLO_BASECASE_THRESHOLD 2
#define SQRLO_DC_THRESHOLD 106
#define SQRLO_SQR_THRESHOLD 6293
#define DC_DIV_QR_THRESHOLD 28
#define DC_DIVAPPR_Q_THRESHOLD 102
#define DC_BDIV_QR_THRESHOLD 51
#define DC_BDIV_Q_THRESHOLD 124
#define INV_MULMOD_BNM1_THRESHOLD 34
#define INV_NEWTON_THRESHOLD 123
#define INV_APPR_THRESHOLD 109
#define BINV_NEWTON_THRESHOLD 206
#define REDC_1_TO_REDC_N_THRESHOLD 51
#define MU_DIV_QR_THRESHOLD 807
#define MU_DIVAPPR_Q_THRESHOLD 807
#define MUPI_DIV_QR_THRESHOLD 53
#define MU_BDIV_QR_THRESHOLD 748
#define MU_BDIV_Q_THRESHOLD 872
#define POWM_SEC_TABLE 2,23,66,440,1555
#define GET_STR_DC_THRESHOLD 7
#define GET_STR_PRECOMPUTE_THRESHOLD 17
#define SET_STR_DC_THRESHOLD 1035
#define SET_STR_PRECOMPUTE_THRESHOLD 2170
#define FAC_DSC_THRESHOLD 542
#define FAC_ODD_THRESHOLD 24
#define MATRIX22_STRASSEN_THRESHOLD 10
#define HGCD_THRESHOLD 108
#define HGCD_APPR_THRESHOLD 116
#define HGCD_REDUCE_THRESHOLD 1437
#define GCD_DC_THRESHOLD 268
#define GCDEXT_DC_THRESHOLD 241
#define JACOBI_BASE_METHOD 4

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dnl PowerPC-64 mpn_sqr_diagonal.
dnl Copyright 2001-2003, 2005, 2006, 20010 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 POWER3/PPC630 18
C POWER4/PPC970 ?
C POWER5 7.25
C POWER6 9.5
C INPUT PARAMETERS
define(`rp', r3)
define(`up', r4)
define(`n', r5)
ASM_START()
PROLOGUE(mpn_sqr_diagonal)
ifdef(`HAVE_ABI_mode32',
` rldicl n, n, 0, 32') C zero extend n
rldicl. r0, n, 0,62 C r0 = n & 3, set cr0
addi n, n, 3 C compute count...
cmpdi cr6, r0, 2
srdi n, n, 2 C ...for ctr
mtctr n C copy count into ctr
beq cr0, L(b00)
blt cr6, L(b01)
beq cr6, L(b10)
L(b11): ld r0, 0(up)
ld r10, 8(up)
ld r12, 16(up)
addi rp, rp, -16
mulld r7, r0, r0
mulhdu r8, r0, r0
mulld r9, r10, r10
mulhdu r10, r10, r10
mulld r11, r12, r12
mulhdu r12, r12, r12
addi up, up, 24
b L(11)
ALIGN(16)
L(b01): ld r0, 0(up)
addi rp, rp, -48
addi up, up, 8
mulld r11, r0, r0
mulhdu r12, r0, r0
b L(01)
ALIGN(16)
L(b10): ld r0, 0(up)
ld r12, 8(up)
addi rp, rp, -32
addi up, up, 16
mulld r9, r0, r0
mulhdu r10, r0, r0
mulld r11, r12, r12
mulhdu r12, r12, r12
b L(10)
ALIGN(32)
L(b00):
L(top): ld r0, 0(up)
ld r8, 8(up)
ld r10, 16(up)
ld r12, 24(up)
mulld r5, r0, r0
mulhdu r6, r0, r0
mulld r7, r8, r8
mulhdu r8, r8, r8
mulld r9, r10, r10
mulhdu r10, r10, r10
mulld r11, r12, r12
mulhdu r12, r12, r12
addi up, up, 32
std r5, 0(rp)
std r6, 8(rp)
L(11): std r7, 16(rp)
std r8, 24(rp)
L(10): std r9, 32(rp)
std r10, 40(rp)
L(01): std r11, 48(rp)
std r12, 56(rp)
addi rp, rp, 64
bdnz L(top)
blr
EPILOGUE()

88
blender-5.2.0/extern/gmp-source/mpn/powerpc64/mode32/sub_n.asm vendored Normal file
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dnl PowerPC-64/mode32 mpn_sub_n -- Subtract two limb vectors of the same
dnl length and store difference in a third limb vector.
dnl Copyright 1999-2001, 2003, 2005 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 POWER3/PPC630: ?
C POWER4/PPC970: 4.25
C INPUT PARAMETERS
C rp r3
C up r4
C vp r5
C n r6
ASM_START()
PROLOGUE(mpn_sub_n)
mtctr r6 C copy size into CTR
addic r0, r6, -1 C set cy
ld r8, 0(r4) C load least significant s1 limb
ld r0, 0(r5) C load least significant s2 limb
addi r3, r3, -8 C offset res_ptr, it's updated before it's used
bdz L(end) C If done, skip loop
L(oop): ld r9, 8(r4) C load s1 limb
ld r10, 8(r5) C load s2 limb
subfe r7, r0, r8 C subtract limbs with cy, set cy
srdi r6, r0, 32
srdi r11, r8, 32
subfe r6, r6, r11
std r7, 8(r3) C store result limb
bdz L(exit) C decrement CTR and exit if done
ldu r8, 16(r4) C load s1 limb and update s1_ptr
ldu r0, 16(r5) C load s2 limb and update s2_ptr
subfe r7, r10, r9 C subtract limbs with cy, set cy
srdi r6, r10, 32
srdi r11, r9, 32
subfe r6, r6, r11
stdu r7, 16(r3) C store result limb and update res_ptr
bdnz L(oop) C decrement CTR and loop back
L(end): subfe r7, r0, r8
srdi r6, r0, 32
srdi r11, r8, 32
subfe r6, r6, r11
std r7, 8(r3) C store ultimate result limb
subfe r3, r0, r0 C load !cy into ...
subfic r4, r3, 0 C ... return value register
li r3, 0 C zero extend return value
blr
L(exit): subfe r7, r10, r9
srdi r6, r10, 32
srdi r11, r9, 32
subfe r6, r6, r11
std r7, 16(r3)
subfe r3, r0, r0 C load !cy into ...
subfic r4, r3, 0 C ... return value register
li r3, 0 C zero extend return value
blr
EPILOGUE()

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dnl PowerPC-64 mpn_submul_1 -- Multiply a limb vector with a limb and subtract
dnl the result from a second limb vector.
dnl Copyright 1999-2001, 2003, 2005 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 POWER3/PPC630: ?
C POWER4/PPC970: 16
C INPUT PARAMETERS
C rp r3
C up r4
C n r5
C v r6,r7 or r7,r8
ASM_START()
PROLOGUE(mpn_submul_1)
ifdef(`BROKEN_LONGLONG_PARAM',
` rldimi r8, r7, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r8
',`
rldimi r7, r6, 32,0 C assemble vlimb from separate 32-bit arguments
mr r6, r7
')
li r7, 0 C cy_limb = 0
mtctr r5
addic r0, r0, 0
addi r3, r3, -8
addi r4, r4, -8
L(oop): ldu r0, 8(r4)
mulld r9, r0, r6
adde r12, r9, r7 C add old high limb and new low limb
srdi r5, r9, 32
srdi r11, r7, 32
adde r5, r5, r11 C add high limb parts, set cy
mulhdu r7, r0, r6
addze r7, r7
ld r10, 8(r3)
subfc r9, r12, r10
srdi r5, r12, 32
srdi r11, r10, 32
subfe r5, r5, r11 C subtract high limb parts, set cy
stdu r9, 8(r3)
subfe r11, r11, r11 C invert ...
addic r11, r11, 1 C ... carry
bdnz L(oop)
addze r4, r7
srdi r3, r4, 32
blr
EPILOGUE()