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 |