| Index: mozilla/security/nss/lib/freebl/mpi/mpi_arm.c
|
| ===================================================================
|
| --- mozilla/security/nss/lib/freebl/mpi/mpi_arm.c (revision 191424)
|
| +++ mozilla/security/nss/lib/freebl/mpi/mpi_arm.c (working copy)
|
| @@ -1,171 +0,0 @@
|
| -/* This Source Code Form is subject to the terms of the Mozilla Public
|
| - * License, v. 2.0. If a copy of the MPL was not distributed with this
|
| - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
| -
|
| -/* This inlined version is for 32-bit ARM platform only */
|
| -
|
| -#if !defined(__arm__)
|
| -#error "This is for ARM only"
|
| -#endif
|
| -
|
| -/* 16-bit thumb doesn't work inlined assember version */
|
| -#if (!defined(__thumb__) || defined(__thumb2__)) && !defined(__ARM_ARCH_3__)
|
| -
|
| -#include "mpi-priv.h"
|
| -
|
| -#ifdef MP_ASSEMBLY_MULTIPLY
|
| -void s_mpv_mul_d(const mp_digit *a, mp_size a_len, mp_digit b, mp_digit *c)
|
| -{
|
| - __asm__ __volatile__(
|
| - "mov r5, #0\n"
|
| -#ifdef __thumb2__
|
| - "cbz %1, 2f\n"
|
| -#else
|
| - "cmp %1, r5\n" /* r5 is 0 now */
|
| - "beq 2f\n"
|
| -#endif
|
| -
|
| - "1:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r6, [%0], #4\n"
|
| - "umlal r5, r4, r6, %2\n"
|
| - "str r5, [%3], #4\n"
|
| - "mov r5, r4\n"
|
| -
|
| - "subs %1, #1\n"
|
| - "bne 1b\n"
|
| -
|
| - "2:\n"
|
| - "str r5, [%3]\n"
|
| - :
|
| - : "r"(a), "r"(a_len), "r"(b), "r"(c)
|
| - : "memory", "cc", "%r4", "%r5", "%r6");
|
| -}
|
| -
|
| -void s_mpv_mul_d_add(const mp_digit *a, mp_size a_len, mp_digit b, mp_digit *c)
|
| -{
|
| - __asm__ __volatile__(
|
| - "mov r5, #0\n"
|
| -#ifdef __thumb2__
|
| - "cbz %1, 2f\n"
|
| -#else
|
| - "cmp %1, r5\n" /* r5 is 0 now */
|
| - "beq 2f\n"
|
| -#endif
|
| -
|
| - "1:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r6, [%3]\n"
|
| - "adds r5, r6\n"
|
| - "adc r4, r4, #0\n"
|
| -
|
| - "ldr r6, [%0], #4\n"
|
| - "umlal r5, r4, r6, %2\n"
|
| - "str r5, [%3], #4\n"
|
| - "mov r5, r4\n"
|
| -
|
| - "subs %1, #1\n"
|
| - "bne 1b\n"
|
| -
|
| - "2:\n"
|
| - "str r5, [%3]\n"
|
| - :
|
| - : "r"(a), "r"(a_len), "r"(b), "r"(c)
|
| - : "memory", "cc", "%r4", "%r5", "%r6");
|
| -}
|
| -
|
| -void s_mpv_mul_d_add_prop(const mp_digit *a, mp_size a_len, mp_digit b, mp_digit *c)
|
| -{
|
| - if (!a_len)
|
| - return;
|
| -
|
| - __asm__ __volatile__(
|
| - "mov r5, #0\n"
|
| -
|
| - "1:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r6, [%3]\n"
|
| - "adds r5, r6\n"
|
| - "adc r4, r4, #0\n"
|
| - "ldr r6, [%0], #4\n"
|
| - "umlal r5, r4, r6, %2\n"
|
| - "str r5, [%3], #4\n"
|
| - "mov r5, r4\n"
|
| -
|
| - "subs %1, #1\n"
|
| - "bne 1b\n"
|
| -
|
| -#ifdef __thumb2__
|
| - "cbz r4, 3f\n"
|
| -#else
|
| - "cmp r4, #0\n"
|
| - "beq 3f\n"
|
| -#endif
|
| -
|
| - "2:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r6, [%3]\n"
|
| - "adds r5, r6\n"
|
| - "adc r4, r4, #0\n"
|
| - "str r5, [%3], #4\n"
|
| - "movs r5, r4\n"
|
| - "bne 2b\n"
|
| -
|
| - "3:\n"
|
| - :
|
| - : "r"(a), "r"(a_len), "r"(b), "r"(c)
|
| - : "memory", "cc", "%r4", "%r5", "%r6");
|
| -}
|
| -#endif
|
| -
|
| -#ifdef MP_ASSEMBLY_SQUARE
|
| -void s_mpv_sqr_add_prop(const mp_digit *pa, mp_size a_len, mp_digit *ps)
|
| -{
|
| - if (!a_len)
|
| - return;
|
| -
|
| - __asm__ __volatile__(
|
| - "mov r3, #0\n"
|
| -
|
| - "1:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r6, [%0], #4\n"
|
| - "ldr r5, [%2]\n"
|
| - "adds r3, r5\n"
|
| - "adc r4, r4, #0\n"
|
| - "umlal r3, r4, r6, r6\n" /* w = r3:r4 */
|
| - "str r3, [%2], #4\n"
|
| -
|
| - "ldr r5, [%2]\n"
|
| - "adds r3, r4, r5\n"
|
| - "mov r4, #0\n"
|
| - "adc r4, r4, #0\n"
|
| - "str r3, [%2], #4\n"
|
| - "mov r3, r4\n"
|
| -
|
| - "subs %1, #1\n"
|
| - "bne 1b\n"
|
| -
|
| -#ifdef __thumb2__
|
| - "cbz r3, 3f\n"
|
| -#else
|
| - "cmp r3, #0\n"
|
| - "beq 3f\n"
|
| -#endif
|
| -
|
| - "2:\n"
|
| - "mov r4, #0\n"
|
| - "ldr r5, [%2]\n"
|
| - "adds r3, r5\n"
|
| - "adc r4, r4, #0\n"
|
| - "str r3, [%2], #4\n"
|
| - "movs r3, r4\n"
|
| - "bne 2b\n"
|
| -
|
| - "3:"
|
| - :
|
| - : "r"(pa), "r"(a_len), "r"(ps)
|
| - : "memory", "cc", "%r3", "%r4", "%r5", "%r6");
|
| -}
|
| -#endif
|
| -#endif
|
|
|