diff options
Diffstat (limited to 'gmp/mpn/arm/v5/mod_1_2.asm')
| -rw-r--r-- | gmp/mpn/arm/v5/mod_1_2.asm | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/gmp/mpn/arm/v5/mod_1_2.asm b/gmp/mpn/arm/v5/mod_1_2.asm deleted file mode 100644 index aa26ecb21c..0000000000 --- a/gmp/mpn/arm/v5/mod_1_2.asm +++ /dev/null @@ -1,156 +0,0 @@ -dnl ARM mpn_mod_1s_2p - -dnl Contributed to the GNU project by Torbjörn Granlund. - -dnl Copyright 2012 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 StrongARM - -C XScale ? -C Cortex-A7 ? -C Cortex-A8 ? -C Cortex-A9 4.25 -C Cortex-A15 3 - -define(`ap', `r0') -define(`n', `r1') -define(`d', `r2') -define(`cps',`r3') - -ASM_START() -PROLOGUE(mpn_mod_1s_2p) - push {r4-r10} - tst n, #1 - add r7, r3, #8 - ldmia r7, {r7, r8, r12} C load B1, B2, B3 - add ap, ap, n, lsl #2 C put ap at operand end - beq L(evn) - -L(odd): subs n, n, #1 - beq L(1) - ldmdb ap!, {r4,r6,r9} - mov r10, #0 - umlal r4, r10, r6, r7 - umlal r4, r10, r9, r8 - b L(com) - -L(evn): ldmdb ap!, {r4,r10} -L(com): subs n, n, #2 - ble L(end) - ldmdb ap!, {r5,r6} - b L(mid) - -L(top): mov r9, #0 - umlal r5, r9, r6, r7 C B1 - umlal r5, r9, r4, r8 C B2 - ldmdb ap!, {r4,r6} - umlal r5, r9, r10, r12 C B3 - ble L(xit) - mov r10, #0 - umlal r4, r10, r6, r7 C B1 - umlal r4, r10, r5, r8 C B2 - ldmdb ap!, {r5,r6} - umlal r4, r10, r9, r12 C B3 -L(mid): subs n, n, #4 - bge L(top) - - mov r9, #0 - umlal r5, r9, r6, r7 C B1 - umlal r5, r9, r4, r8 C B2 - umlal r5, r9, r10, r12 C B3 - mov r4, r5 - -L(end): movge r9, r10 C executed iff coming via xit - ldr r6, [r3, #4] C cps[1] = cnt - mov r5, #0 - umlal r4, r5, r9, r7 - mov r7, r5, lsl r6 -L(x): rsb r1, r6, #32 - orr r8, r7, r4, lsr r1 - mov r9, r4, lsl r6 - ldr r5, [r3, #0] - add r0, r8, #1 - umull r12, r1, r8, r5 - adds r4, r12, r9 - adc r1, r1, r0 - mul r5, r2, r1 - sub r9, r9, r5 - cmp r9, r4 - addhi r9, r9, r2 - cmp r2, r9 - subls r9, r9, r2 - mov r0, r9, lsr r6 - pop {r4-r10} - bx r14 - -L(xit): mov r10, #0 - umlal r4, r10, r6, r7 C B1 - umlal r4, r10, r5, r8 C B2 - umlal r4, r10, r9, r12 C B3 - b L(end) - -L(1): ldr r6, [r3, #4] C cps[1] = cnt - ldr r4, [ap, #-4] C ap[0] - mov r7, #0 - b L(x) -EPILOGUE() - -PROLOGUE(mpn_mod_1s_2p_cps) - push {r4-r8, r14} - clz r4, r1 - mov r5, r1, lsl r4 C b <<= cnt - mov r6, r0 C r6 = cps - mov r0, r5 - bl mpn_invert_limb - rsb r3, r4, #32 - mov r3, r0, lsr r3 - mov r2, #1 - orr r3, r3, r2, lsl r4 - rsb r1, r5, #0 - mul r2, r1, r3 - umull r3, r12, r2, r0 - add r12, r2, r12 - mvn r12, r12 - mul r1, r5, r12 - cmp r1, r3 - addhi r1, r1, r5 - umull r12, r7, r1, r0 - add r7, r1, r7 - mvn r7, r7 - mul r3, r5, r7 - cmp r3, r12 - addhi r3, r3, r5 - mov r5, r2, lsr r4 - mov r7, r1, lsr r4 - mov r8, r3, lsr r4 - stmia r6, {r0,r4,r5,r7,r8} C fill cps - pop {r4-r8, pc} -EPILOGUE() |