Momentum-Apps/lib/micro-ecc/asm_arm_mult_square.inc

/* Copyright 2015, Kenneth MacKay. Licensed under the BSD 2-clause license. */

#ifndef _UECC_ASM_ARM_MULT_SQUARE_H_
#define _UECC_ASM_ARM_MULT_SQUARE_H_

#define FAST_MULT_ASM_5                \
    "push {r3} \n\t"                   \
    "add r0, 12 \n\t"                  \
    "add r2, 12 \n\t"                  \
    "ldmia r1!, {r3,r4} \n\t"          \
    "ldmia r2!, {r6,r7} \n\t"          \
                                       \
    "umull r11, r12, r3, r6 \n\t"      \
    "stmia r0!, {r11} \n\t"            \
                                       \
    "mov r10, #0 \n\t"                 \
    "umull r11, r9, r3, r7 \n\t"       \
    "adds r12, r12, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r11, r14, r4, r6 \n\t"      \
    "adds r12, r12, r11 \n\t"          \
    "adcs r9, r9, r14 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "umull r12, r14, r4, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adc r10, r10, r14 \n\t"           \
    "stmia r0!, {r9, r10} \n\t"        \
                                       \
    "sub r0, 28 \n\t"                  \
    "sub r2, 20 \n\t"                  \
    "ldmia r2!, {r6,r7,r8} \n\t"       \
    "ldmia r1!, {r5} \n\t"             \
                                       \
    "umull r11, r12, r3, r6 \n\t"      \
    "stmia r0!, {r11} \n\t"            \
                                       \
    "mov r10, #0 \n\t"                 \
    "umull r11, r9, r3, r7 \n\t"       \
    "adds r12, r12, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r11, r14, r4, r6 \n\t"      \
    "adds r12, r12, r11 \n\t"          \
    "adcs r9, r9, r14 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "mov r11, #0 \n\t"                 \
    "umull r12, r14, r3, r8 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r4, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r5, r6 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "ldmia r1!, {r3} \n\t"             \
    "mov r12, #0 \n\t"                 \
    "umull r14, r9, r4, r8 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r5, r7 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r3, r6 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "ldr r14, [r0] \n\t"               \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, #0 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "ldmia r1!, {r4} \n\t"             \
    "mov r14, #0 \n\t"                 \
    "umull r9, r10, r5, r8 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "umull r9, r10, r3, r7 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "umull r9, r10, r4, r6 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "ldr r9, [r0] \n\t"                \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, #0 \n\t"           \
    "adc r14, r14, #0 \n\t"            \
    "stmia r0!, {r11} \n\t"            \
                                       \
    "ldmia r2!, {r6} \n\t"             \
    "mov r9, #0 \n\t"                  \
    "umull r10, r11, r5, r6 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r3, r8 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r4, r7 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "ldr r10, [r0] \n\t"               \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, #0 \n\t"           \
    "adc r9, r9, #0 \n\t"              \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "ldmia r2!, {r7} \n\t"             \
    "mov r10, #0 \n\t"                 \
    "umull r11, r12, r5, r7 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r3, r6 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r4, r8 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "ldr r11, [r0] \n\t"               \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, #0 \n\t"             \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r14} \n\t"            \
                                       \
    "mov r11, #0 \n\t"                 \
    "umull r12, r14, r3, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r4, r6 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "umull r14, r9, r4, r7 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adc r11, r11, r9 \n\t"            \
    "stmia r0!, {r10, r11} \n\t"       \
    "pop {r3} \n\t"

#define FAST_MULT_ASM_5_TO_6                 \
    "cmp r3, #5 \n\t"                        \
    "beq 1f \n\t"                            \
                                             \
    /* r4 = left high, r5 = right high */    \
    "ldr r4, [r1] \n\t"                      \
    "ldr r5, [r2] \n\t"                      \
                                             \
    "sub r0, #20 \n\t"                       \
    "sub r1, #20 \n\t"                       \
    "sub r2, #20 \n\t"                       \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r14, #0 \n\t"                       \
    "umull r9, r10, r4, r8 \n\t"             \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r9, r9, r6 \n\t"                   \
    "adc r10, r10, #0 \n\t"                  \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "str r9, [r0], #4 \n\t"                  \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r10, r10, r6 \n\t"                 \
    "adcs r14, r14, #0 \n\t"                 \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r9, #0 \n\t"                        \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "str r10, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r14, r14, r6 \n\t"                 \
    "adcs r9, r9, #0 \n\t"                   \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r10, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "str r14, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r9, r9, r6 \n\t"                   \
    "adcs r10, r10, #0 \n\t"                 \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r14, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "str r9, [r0], #4 \n\t"                  \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r10, r10, r6 \n\t"                 \
    "adcs r14, r14, #0 \n\t"                 \
    /* skip past already-loaded (r4, r5) */  \
    "ldr r7, [r1], #8 \n\t"                  \
    "ldr r8, [r2], #8 \n\t"                  \
    "mov r9, #0 \n\t"                        \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "str r10, [r0], #4 \n\t"                 \
                                             \
    "umull r11, r12, r4, r5 \n\t"            \
    "adds r11, r11, r14 \n\t"                \
    "adc r12, r12, r9 \n\t"                  \
    "stmia r0!, {r11, r12} \n\t"

#define FAST_MULT_ASM_6             \
    "push {r3} \n\t"                \
    "add r0, 12 \n\t"               \
    "add r2, 12 \n\t"               \
    "ldmia r1!, {r3,r4,r5} \n\t"    \
    "ldmia r2!, {r6,r7,r8} \n\t"    \
                                    \
    "umull r11, r12, r3, r6 \n\t"   \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "mov r10, #0 \n\t"              \
    "umull r11, r9, r3, r7 \n\t"    \
    "adds r12, r12, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r11, r14, r4, r6 \n\t"   \
    "adds r12, r12, r11 \n\t"       \
    "adcs r9, r9, r14 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r5, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r4, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r5, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "umull r9, r10, r5, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adc r12, r12, r10 \n\t"        \
    "stmia r0!, {r11, r12} \n\t"    \
                                    \
    "sub r0, 36 \n\t"               \
    "sub r2, 24 \n\t"               \
    "ldmia r2!, {r6,r7,r8} \n\t"    \
                                    \
    "umull r11, r12, r3, r6 \n\t"   \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "mov r10, #0 \n\t"              \
    "umull r11, r9, r3, r7 \n\t"    \
    "adds r12, r12, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r11, r14, r4, r6 \n\t"   \
    "adds r12, r12, r11 \n\t"       \
    "adcs r9, r9, r14 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r5, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "ldmia r1!, {r3} \n\t"          \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r4, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r5, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r3, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "ldr r14, [r0] \n\t"            \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, #0 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "ldmia r1!, {r4} \n\t"          \
    "mov r14, #0 \n\t"              \
    "umull r9, r10, r5, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r3, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r4, r6 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "ldr r9, [r0] \n\t"             \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, #0 \n\t"        \
    "adc r14, r14, #0 \n\t"         \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "ldmia r1!, {r5} \n\t"          \
    "mov r9, #0 \n\t"               \
    "umull r10, r11, r3, r8 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r4, r7 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r5, r6 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "ldr r10, [r0] \n\t"            \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, #0 \n\t"        \
    "adc r9, r9, #0 \n\t"           \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "ldmia r2!, {r6} \n\t"          \
    "mov r10, #0 \n\t"              \
    "umull r11, r12, r3, r6 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r4, r8 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r5, r7 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "ldr r11, [r0] \n\t"            \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, #0 \n\t"          \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r14} \n\t"         \
                                    \
    "ldmia r2!, {r7} \n\t"          \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r5, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "ldr r12, [r0] \n\t"            \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, #0 \n\t"        \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "ldmia r2!, {r8} \n\t"          \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r3, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r4, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r5, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "ldr r14, [r0] \n\t"            \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, #0 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "mov r14, #0 \n\t"              \
    "umull r9, r10, r4, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r5, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "umull r10, r11, r5, r8 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adc r14, r14, r11 \n\t"        \
    "stmia r0!, {r12, r14} \n\t"    \
    "pop {r3} \n\t"

#define FAST_MULT_ASM_6_TO_7                    \
    "cmp r3, #6 \n\t"                           \
    "beq 1f \n\t"                               \
                                                \
    /* r4 = left high, r5 = right high */       \
    "ldr r4, [r1] \n\t"                         \
    "ldr r5, [r2] \n\t"                         \
                                                \
    "sub r0, #24 \n\t"                          \
    "sub r1, #24 \n\t"                          \
    "sub r2, #24 \n\t"                          \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "ldr r7, [r1], #4 \n\t"                     \
    "ldr r8, [r2], #4 \n\t"                     \
    "mov r14, #0 \n\t"                          \
    "umull r9, r10, r4, r8 \n\t"                \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r9, r9, r6 \n\t"                      \
    "adc r10, r10, #0 \n\t"                     \
    "adds r9, r9, r11 \n\t"                     \
    "adcs r10, r10, r12 \n\t"                   \
    "adc r14, r14, #0 \n\t"                     \
    "str r9, [r0], #4 \n\t"                     \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "adds r10, r10, r6 \n\t"                    \
    "adcs r14, r14, #0 \n\t"                    \
    "ldr r7, [r1], #4 \n\t"                     \
    "ldr r8, [r2], #4 \n\t"                     \
    "mov r9, #0 \n\t"                           \
    "umull r11, r12, r4, r8 \n\t"               \
    "adds r10, r10, r11 \n\t"                   \
    "adcs r14, r14, r12 \n\t"                   \
    "adc r9, r9, #0 \n\t"                       \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r10, r10, r11 \n\t"                   \
    "adcs r14, r14, r12 \n\t"                   \
    "adc r9, r9, #0 \n\t"                       \
    "str r10, [r0], #4 \n\t"                    \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "adds r14, r14, r6 \n\t"                    \
    "adcs r9, r9, #0 \n\t"                      \
    "ldr r7, [r1], #4 \n\t"                     \
    "ldr r8, [r2], #4 \n\t"                     \
    "mov r10, #0 \n\t"                          \
    "umull r11, r12, r4, r8 \n\t"               \
    "adds r14, r14, r11 \n\t"                   \
    "adcs r9, r9, r12 \n\t"                     \
    "adc r10, r10, #0 \n\t"                     \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r14, r14, r11 \n\t"                   \
    "adcs r9, r9, r12 \n\t"                     \
    "adc r10, r10, #0 \n\t"                     \
    "str r14, [r0], #4 \n\t"                    \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "adds r9, r9, r6 \n\t"                      \
    "adcs r10, r10, #0 \n\t"                    \
    "ldr r7, [r1], #4 \n\t"                     \
    "ldr r8, [r2], #4 \n\t"                     \
    "mov r14, #0 \n\t"                          \
    "umull r11, r12, r4, r8 \n\t"               \
    "adds r9, r9, r11 \n\t"                     \
    "adcs r10, r10, r12 \n\t"                   \
    "adc r14, r14, #0 \n\t"                     \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r9, r9, r11 \n\t"                     \
    "adcs r10, r10, r12 \n\t"                   \
    "adc r14, r14, #0 \n\t"                     \
    "str r9, [r0], #4 \n\t"                     \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "adds r10, r10, r6 \n\t"                    \
    "adcs r14, r14, #0 \n\t"                    \
    "ldr r7, [r1], #4 \n\t"                     \
    "ldr r8, [r2], #4 \n\t"                     \
    "mov r9, #0 \n\t"                           \
    "umull r11, r12, r4, r8 \n\t"               \
    "adds r10, r10, r11 \n\t"                   \
    "adcs r14, r14, r12 \n\t"                   \
    "adc r9, r9, #0 \n\t"                       \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r10, r10, r11 \n\t"                   \
    "adcs r14, r14, r12 \n\t"                   \
    "adc r9, r9, #0 \n\t"                       \
    "str r10, [r0], #4 \n\t"                    \
                                                \
    "ldr r6, [r0] \n\t"                         \
    "adds r14, r14, r6 \n\t"                    \
    "adcs r9, r9, #0 \n\t"                      \
    /* skip past already-loaded (r4, r5) */     \
    "ldr r7, [r1], #8 \n\t"                     \
    "ldr r8, [r2], #8 \n\t"                     \
    "mov r10, #0 \n\t"                          \
    "umull r11, r12, r4, r8 \n\t"               \
    "adds r14, r14, r11 \n\t"                   \
    "adcs r9, r9, r12 \n\t"                     \
    "adc r10, r10, #0 \n\t"                     \
    "umull r11, r12, r5, r7 \n\t"               \
    "adds r14, r14, r11 \n\t"                   \
    "adcs r9, r9, r12 \n\t"                     \
    "adc r10, r10, #0 \n\t"                     \
    "str r14, [r0], #4 \n\t"                    \
                                                \
    "umull r11, r12, r4, r5 \n\t"               \
    "adds r11, r11, r9 \n\t"                    \
    "adc r12, r12, r10 \n\t"                    \
    "stmia r0!, {r11, r12} \n\t"

#define FAST_MULT_ASM_7                \
    "push {r3} \n\t"                   \
    "add r0, 24 \n\t"                  \
    "add r2, 24 \n\t"                  \
    "ldmia r1!, {r3} \n\t"             \
    "ldmia r2!, {r6} \n\t"             \
                                       \
    "umull r9, r10, r3, r6 \n\t"       \
    "stmia r0!, {r9, r10} \n\t"        \
                                       \
    "sub r0, 20 \n\t"                  \
    "sub r2, 16 \n\t"                  \
    "ldmia r2!, {r6, r7, r8} \n\t"     \
    "ldmia r1!, {r4, r5} \n\t"         \
                                       \
    "umull r9, r10, r3, r6 \n\t"       \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "mov r14, #0 \n\t"                 \
    "umull r9, r12, r3, r7 \n\t"       \
    "adds r10, r10, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r9, r11, r4, r6 \n\t"       \
    "adds r10, r10, r9 \n\t"           \
    "adcs r12, r12, r11 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "mov r9, #0 \n\t"                  \
    "umull r10, r11, r3, r8 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r4, r7 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r5, r6 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "ldmia r1!, {r3} \n\t"             \
    "mov r10, #0 \n\t"                 \
    "umull r11, r12, r4, r8 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r5, r7 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r3, r6 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "ldr r11, [r0] \n\t"               \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, #0 \n\t"             \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r14} \n\t"            \
                                       \
    "ldmia r2!, {r6} \n\t"             \
    "mov r11, #0 \n\t"                 \
    "umull r12, r14, r4, r6 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r5, r8 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r3, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "ldr r12, [r0] \n\t"               \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, #0 \n\t"           \
    "adc r11, r11, #0 \n\t"            \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "mov r12, #0 \n\t"                 \
    "umull r14, r9, r5, r6 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r3, r8 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "umull r9, r10, r3, r6 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adc r12, r12, r10 \n\t"           \
    "stmia r0!, {r11, r12} \n\t"       \
                                       \
    "sub r0, 44 \n\t"                  \
    "sub r1, 16 \n\t"                  \
    "sub r2, 28 \n\t"                  \
    "ldmia r1!, {r3,r4,r5} \n\t"       \
    "ldmia r2!, {r6,r7,r8} \n\t"       \
                                       \
    "umull r9, r10, r3, r6 \n\t"       \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "mov r14, #0 \n\t"                 \
    "umull r9, r12, r3, r7 \n\t"       \
    "adds r10, r10, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r9, r11, r4, r6 \n\t"       \
    "adds r10, r10, r9 \n\t"           \
    "adcs r12, r12, r11 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "mov r9, #0 \n\t"                  \
    "umull r10, r11, r3, r8 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r4, r7 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r5, r6 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "ldmia r1!, {r3} \n\t"             \
    "mov r10, #0 \n\t"                 \
    "umull r11, r12, r4, r8 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r5, r7 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r3, r6 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "ldr r11, [r0] \n\t"               \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, #0 \n\t"             \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r14} \n\t"            \
                                       \
    "ldmia r1!, {r4} \n\t"             \
    "mov r11, #0 \n\t"                 \
    "umull r12, r14, r5, r8 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r3, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r4, r6 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "ldr r12, [r0] \n\t"               \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, #0 \n\t"           \
    "adc r11, r11, #0 \n\t"            \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "ldmia r1!, {r5} \n\t"             \
    "mov r12, #0 \n\t"                 \
    "umull r14, r9, r3, r8 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r4, r7 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r5, r6 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "ldr r14, [r0] \n\t"               \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, #0 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "ldmia r1!, {r3} \n\t"             \
    "mov r14, #0 \n\t"                 \
    "umull r9, r10, r4, r8 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "umull r9, r10, r5, r7 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "umull r9, r10, r3, r6 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "ldr r9, [r0] \n\t"                \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, #0 \n\t"           \
    "adc r14, r14, #0 \n\t"            \
    "stmia r0!, {r11} \n\t"            \
                                       \
    "ldmia r2!, {r6} \n\t"             \
    "mov r9, #0 \n\t"                  \
    "umull r10, r11, r4, r6 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r5, r8 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "umull r10, r11, r3, r7 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, r11 \n\t"          \
    "adc r9, r9, #0 \n\t"              \
    "ldr r10, [r0] \n\t"               \
    "adds r12, r12, r10 \n\t"          \
    "adcs r14, r14, #0 \n\t"           \
    "adc r9, r9, #0 \n\t"              \
    "stmia r0!, {r12} \n\t"            \
                                       \
    "ldmia r2!, {r7} \n\t"             \
    "mov r10, #0 \n\t"                 \
    "umull r11, r12, r4, r7 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r5, r6 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "umull r11, r12, r3, r8 \n\t"      \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, r12 \n\t"            \
    "adc r10, r10, #0 \n\t"            \
    "ldr r11, [r0] \n\t"               \
    "adds r14, r14, r11 \n\t"          \
    "adcs r9, r9, #0 \n\t"             \
    "adc r10, r10, #0 \n\t"            \
    "stmia r0!, {r14} \n\t"            \
                                       \
    "ldmia r2!, {r8} \n\t"             \
    "mov r11, #0 \n\t"                 \
    "umull r12, r14, r4, r8 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r5, r7 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "umull r12, r14, r3, r6 \n\t"      \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, r14 \n\t"          \
    "adc r11, r11, #0 \n\t"            \
    "ldr r12, [r0] \n\t"               \
    "adds r9, r9, r12 \n\t"            \
    "adcs r10, r10, #0 \n\t"           \
    "adc r11, r11, #0 \n\t"            \
    "stmia r0!, {r9} \n\t"             \
                                       \
    "ldmia r2!, {r6} \n\t"             \
    "mov r12, #0 \n\t"                 \
    "umull r14, r9, r4, r6 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r5, r8 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "umull r14, r9, r3, r7 \n\t"       \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, r9 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "ldr r14, [r0] \n\t"               \
    "adds r10, r10, r14 \n\t"          \
    "adcs r11, r11, #0 \n\t"           \
    "adc r12, r12, #0 \n\t"            \
    "stmia r0!, {r10} \n\t"            \
                                       \
    "mov r14, #0 \n\t"                 \
    "umull r9, r10, r5, r6 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "umull r9, r10, r3, r8 \n\t"       \
    "adds r11, r11, r9 \n\t"           \
    "adcs r12, r12, r10 \n\t"          \
    "adc r14, r14, #0 \n\t"            \
    "stmia r0!, {r11} \n\t"            \
                                       \
    "umull r10, r11, r3, r6 \n\t"      \
    "adds r12, r12, r10 \n\t"          \
    "adc r14, r14, r11 \n\t"           \
    "stmia r0!, {r12, r14} \n\t"       \
    "pop {r3} \n\t"

#define FAST_MULT_ASM_7_TO_8                 \
    "cmp r3, #7 \n\t"                        \
    "beq 1f \n\t"                            \
                                             \
    /* r4 = left high, r5 = right high */    \
    "ldr r4, [r1] \n\t"                      \
    "ldr r5, [r2] \n\t"                      \
                                             \
    "sub r0, #28 \n\t"                       \
    "sub r1, #28 \n\t"                       \
    "sub r2, #28 \n\t"                       \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r14, #0 \n\t"                       \
    "umull r9, r10, r4, r8 \n\t"             \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r9, r9, r6 \n\t"                   \
    "adc r10, r10, #0 \n\t"                  \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "str r9, [r0], #4 \n\t"                  \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r10, r10, r6 \n\t"                 \
    "adcs r14, r14, #0 \n\t"                 \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r9, #0 \n\t"                        \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "str r10, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r14, r14, r6 \n\t"                 \
    "adcs r9, r9, #0 \n\t"                   \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r10, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "str r14, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r9, r9, r6 \n\t"                   \
    "adcs r10, r10, #0 \n\t"                 \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r14, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "str r9, [r0], #4 \n\t"                  \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r10, r10, r6 \n\t"                 \
    "adcs r14, r14, #0 \n\t"                 \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r9, #0 \n\t"                        \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r10, r10, r11 \n\t"                \
    "adcs r14, r14, r12 \n\t"                \
    "adc r9, r9, #0 \n\t"                    \
    "str r10, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r14, r14, r6 \n\t"                 \
    "adcs r9, r9, #0 \n\t"                   \
    "ldr r7, [r1], #4 \n\t"                  \
    "ldr r8, [r2], #4 \n\t"                  \
    "mov r10, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r14, r14, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                  \
    "adc r10, r10, #0 \n\t"                  \
    "str r14, [r0], #4 \n\t"                 \
                                             \
    "ldr r6, [r0] \n\t"                      \
    "adds r9, r9, r6 \n\t"                   \
    "adcs r10, r10, #0 \n\t"                 \
    /* skip past already-loaded (r4, r5) */  \
    "ldr r7, [r1], #8 \n\t"                  \
    "ldr r8, [r2], #8 \n\t"                  \
    "mov r14, #0 \n\t"                       \
    "umull r11, r12, r4, r8 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "umull r11, r12, r5, r7 \n\t"            \
    "adds r9, r9, r11 \n\t"                  \
    "adcs r10, r10, r12 \n\t"                \
    "adc r14, r14, #0 \n\t"                  \
    "str r9, [r0], #4 \n\t"                  \
                                             \
    "umull r11, r12, r4, r5 \n\t"            \
    "adds r11, r11, r10 \n\t"                \
    "adc r12, r12, r14 \n\t"                 \
    "stmia r0!, {r11, r12} \n\t"

#define FAST_MULT_ASM_8             \
    "push {r3} \n\t"                \
    "add r0, 24 \n\t"               \
    "add r2, 24 \n\t"               \
    "ldmia r1!, {r3,r4} \n\t"       \
    "ldmia r2!, {r6,r7} \n\t"       \
                                    \
    "umull r11, r12, r3, r6 \n\t"   \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "mov r10, #0 \n\t"              \
    "umull r11, r9, r3, r7 \n\t"    \
    "adds r12, r12, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r11, r14, r4, r6 \n\t"   \
    "adds r12, r12, r11 \n\t"       \
    "adcs r9, r9, r14 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "umull r12, r14, r4, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adc r10, r10, r14 \n\t"        \
    "stmia r0!, {r9, r10} \n\t"     \
                                    \
    "sub r0, 28 \n\t"               \
    "sub r2, 20 \n\t"               \
    "ldmia r2!, {r6,r7,r8} \n\t"    \
    "ldmia r1!, {r5} \n\t"          \
                                    \
    "umull r11, r12, r3, r6 \n\t"   \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "mov r10, #0 \n\t"              \
    "umull r11, r9, r3, r7 \n\t"    \
    "adds r12, r12, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r11, r14, r4, r6 \n\t"   \
    "adds r12, r12, r11 \n\t"       \
    "adcs r9, r9, r14 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r5, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "ldmia r1!, {r3} \n\t"          \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r4, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r5, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r3, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "ldr r14, [r0] \n\t"            \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, #0 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "ldmia r1!, {r4} \n\t"          \
    "mov r14, #0 \n\t"              \
    "umull r9, r10, r5, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r3, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r4, r6 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "ldr r9, [r0] \n\t"             \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, #0 \n\t"        \
    "adc r14, r14, #0 \n\t"         \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "ldmia r2!, {r6} \n\t"          \
    "mov r9, #0 \n\t"               \
    "umull r10, r11, r5, r6 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r3, r8 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r4, r7 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "ldr r10, [r0] \n\t"            \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, #0 \n\t"        \
    "adc r9, r9, #0 \n\t"           \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "ldmia r2!, {r7} \n\t"          \
    "mov r10, #0 \n\t"              \
    "umull r11, r12, r5, r7 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r3, r6 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r4, r8 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "ldr r11, [r0] \n\t"            \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, #0 \n\t"          \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r14} \n\t"         \
                                    \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "umull r14, r9, r4, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adc r11, r11, r9 \n\t"         \
    "stmia r0!, {r10, r11} \n\t"    \
                                    \
    "sub r0, 52 \n\t"               \
    "sub r1, 20 \n\t"               \
    "sub r2, 32 \n\t"               \
    "ldmia r1!, {r3,r4,r5} \n\t"    \
    "ldmia r2!, {r6,r7,r8} \n\t"    \
                                    \
    "umull r11, r12, r3, r6 \n\t"   \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "mov r10, #0 \n\t"              \
    "umull r11, r9, r3, r7 \n\t"    \
    "adds r12, r12, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r11, r14, r4, r6 \n\t"   \
    "adds r12, r12, r11 \n\t"       \
    "adcs r9, r9, r14 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r3, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r5, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "ldmia r1!, {r3} \n\t"          \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r4, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r5, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r3, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "ldr r14, [r0] \n\t"            \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, #0 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "ldmia r1!, {r4} \n\t"          \
    "mov r14, #0 \n\t"              \
    "umull r9, r10, r5, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r3, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r4, r6 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "ldr r9, [r0] \n\t"             \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, #0 \n\t"        \
    "adc r14, r14, #0 \n\t"         \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "ldmia r1!, {r5} \n\t"          \
    "mov r9, #0 \n\t"               \
    "umull r10, r11, r3, r8 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r4, r7 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r5, r6 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "ldr r10, [r0] \n\t"            \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, #0 \n\t"        \
    "adc r9, r9, #0 \n\t"           \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "ldmia r1!, {r3} \n\t"          \
    "mov r10, #0 \n\t"              \
    "umull r11, r12, r4, r8 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r5, r7 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r3, r6 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "ldr r11, [r0] \n\t"            \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, #0 \n\t"          \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r14} \n\t"         \
                                    \
    "ldmia r1!, {r4} \n\t"          \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r5, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r3, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "ldr r12, [r0] \n\t"            \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, #0 \n\t"        \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "ldmia r2!, {r6} \n\t"          \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r5, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r3, r8 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r4, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "ldr r14, [r0] \n\t"            \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, #0 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "ldmia r2!, {r7} \n\t"          \
    "mov r14, #0 \n\t"              \
    "umull r9, r10, r5, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r3, r6 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "umull r9, r10, r4, r8 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, r10 \n\t"       \
    "adc r14, r14, #0 \n\t"         \
    "ldr r9, [r0] \n\t"             \
    "adds r11, r11, r9 \n\t"        \
    "adcs r12, r12, #0 \n\t"        \
    "adc r14, r14, #0 \n\t"         \
    "stmia r0!, {r11} \n\t"         \
                                    \
    "ldmia r2!, {r8} \n\t"          \
    "mov r9, #0 \n\t"               \
    "umull r10, r11, r5, r8 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r3, r7 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "umull r10, r11, r4, r6 \n\t"   \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, r11 \n\t"       \
    "adc r9, r9, #0 \n\t"           \
    "ldr r10, [r0] \n\t"            \
    "adds r12, r12, r10 \n\t"       \
    "adcs r14, r14, #0 \n\t"        \
    "adc r9, r9, #0 \n\t"           \
    "stmia r0!, {r12} \n\t"         \
                                    \
    "ldmia r2!, {r6} \n\t"          \
    "mov r10, #0 \n\t"              \
    "umull r11, r12, r5, r6 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r3, r8 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "umull r11, r12, r4, r7 \n\t"   \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, r12 \n\t"         \
    "adc r10, r10, #0 \n\t"         \
    "ldr r11, [r0] \n\t"            \
    "adds r14, r14, r11 \n\t"       \
    "adcs r9, r9, #0 \n\t"          \
    "adc r10, r10, #0 \n\t"         \
    "stmia r0!, {r14} \n\t"         \
                                    \
    "ldmia r2!, {r7} \n\t"          \
    "mov r11, #0 \n\t"              \
    "umull r12, r14, r5, r7 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r3, r6 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "umull r12, r14, r4, r8 \n\t"   \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, r14 \n\t"       \
    "adc r11, r11, #0 \n\t"         \
    "ldr r12, [r0] \n\t"            \
    "adds r9, r9, r12 \n\t"         \
    "adcs r10, r10, #0 \n\t"        \
    "adc r11, r11, #0 \n\t"         \
    "stmia r0!, {r9} \n\t"          \
                                    \
    "mov r12, #0 \n\t"              \
    "umull r14, r9, r3, r7 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "umull r14, r9, r4, r6 \n\t"    \
    "adds r10, r10, r14 \n\t"       \
    "adcs r11, r11, r9 \n\t"        \
    "adc r12, r12, #0 \n\t"         \
    "stmia r0!, {r10} \n\t"         \
                                    \
    "umull r9, r10, r4, r7 \n\t"    \
    "adds r11, r11, r9 \n\t"        \
    "adc r12, r12, r10 \n\t"        \
    "stmia r0!, {r11, r12} \n\t"    \
    "pop {r3} \n\t"

#define FAST_SQUARE_ASM_5               \
    "push   {r2} \n\t"                  \
    "ldmia r1!, {r2,r3,r4,r5,r6} \n\t"  \
    "push   {r1} \n\t"                  \
                                        \
    "umull r11, r12, r2, r2 \n\t"       \
    "stmia r0!, {r11} \n\t"             \
                                        \
    "mov r9, #0 \n\t"                   \
    "umull r10, r11, r2, r3 \n\t"       \
    "adds r12, r12, r10 \n\t"           \
    "adcs r8, r11, #0 \n\t"             \
    "adc r9, r9, #0 \n\t"               \
    "adds r12, r12, r10 \n\t"           \
    "adcs r8, r8, r11 \n\t"             \
    "adc r9, r9, #0 \n\t"               \
    "stmia r0!, {r12} \n\t"             \
                                        \
    "mov r10, #0 \n\t"                  \
    "umull r11, r12, r2, r4 \n\t"       \
    "adds r11, r11, r11 \n\t"           \
    "adcs r12, r12, r12 \n\t"           \
    "adc r10, r10, #0 \n\t"             \
    "adds r8, r8, r11 \n\t"             \
    "adcs r9, r9, r12 \n\t"             \
    "adc r10, r10, #0 \n\t"             \
    "umull r11, r12, r3, r3 \n\t"       \
    "adds r8, r8, r11 \n\t"             \
    "adcs r9, r9, r12 \n\t"             \
    "adc r10, r10, #0 \n\t"             \
    "stmia r0!, {r8} \n\t"              \
                                        \
    "mov r12, #0 \n\t"                  \
    "umull r8, r11, r2, r5 \n\t"        \
    "umull r1, r14, r3, r4 \n\t"        \
    "adds r8, r8, r1 \n\t"              \
    "adcs r11, r11, r14 \n\t"           \
    "adc r12, r12, #0 \n\t"             \
    "adds r8, r8, r8 \n\t"              \
    "adcs r11, r11, r11 \n\t"           \
    "adc r12, r12, r12 \n\t"            \
    "adds r8, r8, r9 \n\t"              \
    "adcs r11, r11, r10 \n\t"           \
    "adc r12, r12, #0 \n\t"             \
    "stmia r0!, {r8} \n\t"              \
                                        \
    "mov r10, #0 \n\t"                  \
    "umull r8, r9, r2, r6 \n\t"         \
    "umull r1, r14, r3, r5 \n\t"        \
    "adds r8, r8, r1 \n\t"              \
    "adcs r9, r9, r14 \n\t"             \
    "adc r10, r10, #0 \n\t"             \
    "adds r8, r8, r8 \n\t"              \
    "adcs r9, r9, r9 \n\t"              \
    "adc r10, r10, r10 \n\t"            \
    "umull r1, r14, r4, r4 \n\t"        \
    "adds r8, r8, r1 \n\t"              \
    "adcs r9, r9, r14 \n\t"             \
    "adc r10, r10, #0 \n\t"             \
    "adds r8, r8, r11 \n\t"             \
    "adcs r9, r9, r12 \n\t"             \
    "adc r10, r10, #0 \n\t"             \
    "stmia r0!, {r8} \n\t"              \
                                        \
    "mov r12, #0 \n\t"                  \
    "umull r8, r11, r3, r6 \n\t"        \
    "umull r1, r14, r4, r5 \n\t"        \
    "adds r8, r8, r1 \n\t"              \
    "adcs r11, r11, r14 \n\t"           \
    "adc r12, r12, #0 \n\t"             \
    "adds r8, r8, r8 \n\t"              \
    "adcs r11, r11, r11 \n\t"           \
    "adc r12, r12, r12 \n\t"            \
    "adds r8, r8, r9 \n\t"              \
    "adcs r11, r11, r10 \n\t"           \
    "adc r12, r12, #0 \n\t"             \
    "stmia r0!, {r8} \n\t"              \
                                        \
    "mov r8, #0 \n\t"                   \
    "umull r1, r10, r4, r6 \n\t"        \
    "adds r1, r1, r1 \n\t"              \
    "adcs r10, r10, r10 \n\t"           \
    "adc r8, r8, #0 \n\t"               \
    "adds r11, r11, r1 \n\t"            \
    "adcs r12, r12, r10 \n\t"           \
    "adc r8, r8, #0 \n\t"               \
    "umull r1, r10, r5, r5 \n\t"        \
    "adds r11, r11, r1 \n\t"            \
    "adcs r12, r12, r10 \n\t"           \
    "adc r8, r8, #0 \n\t"               \
    "stmia r0!, {r11} \n\t"             \
                                        \
    "mov r11, #0 \n\t"                  \
    "umull r1, r10, r5, r6 \n\t"        \
    "adds r1, r1, r1 \n\t"              \
    "adcs r10, r10, r10 \n\t"           \
    "adc r11, r11, #0 \n\t"             \
    "adds r12, r12, r1 \n\t"            \
    "adcs r8, r8, r10 \n\t"             \
    "adc r11, r11, #0 \n\t"             \
    "stmia r0!, {r12} \n\t"             \
                                        \
    "umull r1, r10, r6, r6 \n\t"        \
    "adds r8, r8, r1 \n\t"              \
    "adcs r11, r11, r10 \n\t"           \
    "stmia r0!, {r8, r11} \n\t"         \
    "pop {r1, r2} \n\t"

#define FAST_SQUARE_ASM_5_TO_6           \
    "cmp r2, #5 \n\t"                    \
    "beq 1f \n\t"                        \
                                         \
    "sub r0, #20 \n\t"                   \
    "sub r1, #20 \n\t"                   \
                                         \
    /* Do off-center multiplication */   \
    "ldmia r1!, {r6,r7,r8,r9,r10,r11} \n\t" \
    "umull r3, r4, r6, r11 \n\t"         \
    "umull r6, r5, r7, r11 \n\t"         \
    "adds r4, r4, r6 \n\t"               \
    "umull r7, r6, r8, r11 \n\t"         \
    "adcs r5, r5, r7 \n\t"               \
    "umull r8, r7, r9, r11 \n\t"         \
    "adcs r6, r6, r8 \n\t"               \
    "umull r9, r8, r10, r11 \n\t"        \
    "adcs r7, r7, r9 \n\t"               \
    "adcs r8, r8, #0 \n\t"               \
                                         \
    /* Multiply by 2 */                  \
    "mov r9, #0 \n\t"                    \
    "adds r3, r3, r3 \n\t"               \
    "adcs r4, r4, r4 \n\t"               \
    "adcs r5, r5, r5 \n\t"               \
    "adcs r6, r6, r6 \n\t"               \
    "adcs r7, r7, r7 \n\t"               \
    "adcs r8, r8, r8 \n\t"               \
    "adcs r9, r9, #0 \n\t"               \
                                         \
    /* Add into previous */              \
    "ldr r14, [r0], #4 \n\t"             \
    "adds r3, r3, r14 \n\t"              \
    "ldr r14, [r0], #4 \n\t"             \
    "adcs r4, r4, r14 \n\t"              \
    "ldr r14, [r0], #4 \n\t"             \
    "adcs r5, r5, r14 \n\t"              \
    "ldr r14, [r0], #4 \n\t"             \
    "adcs r6, r6, r14 \n\t"              \
    "ldr r14, [r0], #4 \n\t"             \
    "adcs r7, r7, r14 \n\t"              \
    "adcs r8, r8, #0 \n\t"               \
    "adcs r9, r9, #0 \n\t"               \
    "sub r0, #20 \n\t"                   \
                                         \
    /* Perform center multiplication */  \
    "umlal r8, r9, r11, r11 \n\t"        \
    "stmia r0!, {r3,r4,r5,r6,r7,r8,r9} \n\t"

#define FAST_SQUARE_ASM_6                  \
    "push   {r2} \n\t"                     \
    "ldmia r1!, {r2,r3,r4,r5,r6,r7} \n\t"  \
    "push   {r1} \n\t"                     \
                                           \
    "umull r11, r12, r2, r2 \n\t"          \
    "stmia r0!, {r11} \n\t"                \
                                           \
    "mov r9, #0 \n\t"                      \
    "umull r10, r11, r2, r3 \n\t"          \
    "adds r12, r12, r10 \n\t"              \
    "adcs r8, r11, #0 \n\t"                \
    "adc r9, r9, #0 \n\t"                  \
    "adds r12, r12, r10 \n\t"              \
    "adcs r8, r8, r11 \n\t"                \
    "adc r9, r9, #0 \n\t"                  \
    "stmia r0!, {r12} \n\t"                \
                                           \
    "mov r10, #0 \n\t"                     \
    "umull r11, r12, r2, r4 \n\t"          \
    "adds r11, r11, r11 \n\t"              \
    "adcs r12, r12, r12 \n\t"              \
    "adc r10, r10, #0 \n\t"                \
    "adds r8, r8, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "umull r11, r12, r3, r3 \n\t"          \
    "adds r8, r8, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r12, #0 \n\t"                     \
    "umull r8, r11, r2, r5 \n\t"           \
    "umull r1, r14, r3, r4 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r11, r11, r14 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "adds r8, r8, r8 \n\t"                 \
    "adcs r11, r11, r11 \n\t"              \
    "adc r12, r12, r12 \n\t"               \
    "adds r8, r8, r9 \n\t"                 \
    "adcs r11, r11, r10 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r10, #0 \n\t"                     \
    "umull r8, r9, r2, r6 \n\t"            \
    "umull r1, r14, r3, r5 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r9, r9, r14 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "adds r8, r8, r8 \n\t"                 \
    "adcs r9, r9, r9 \n\t"                 \
    "adc r10, r10, r10 \n\t"               \
    "umull r1, r14, r4, r4 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r9, r9, r14 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "adds r8, r8, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r12, #0 \n\t"                     \
    "umull r8, r11, r2, r7 \n\t"           \
    "umull r1, r14, r3, r6 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r11, r11, r14 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "umull r1, r14, r4, r5 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r11, r11, r14 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "adds r8, r8, r8 \n\t"                 \
    "adcs r11, r11, r11 \n\t"              \
    "adc r12, r12, r12 \n\t"               \
    "adds r8, r8, r9 \n\t"                 \
    "adcs r11, r11, r10 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r10, #0 \n\t"                     \
    "umull r8, r9, r3, r7 \n\t"            \
    "umull r1, r14, r4, r6 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r9, r9, r14 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "adds r8, r8, r8 \n\t"                 \
    "adcs r9, r9, r9 \n\t"                 \
    "adc r10, r10, r10 \n\t"               \
    "umull r1, r14, r5, r5 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r9, r9, r14 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "adds r8, r8, r11 \n\t"                \
    "adcs r9, r9, r12 \n\t"                \
    "adc r10, r10, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r12, #0 \n\t"                     \
    "umull r8, r11, r4, r7 \n\t"           \
    "umull r1, r14, r5, r6 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r11, r11, r14 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "adds r8, r8, r8 \n\t"                 \
    "adcs r11, r11, r11 \n\t"              \
    "adc r12, r12, r12 \n\t"               \
    "adds r8, r8, r9 \n\t"                 \
    "adcs r11, r11, r10 \n\t"              \
    "adc r12, r12, #0 \n\t"                \
    "stmia r0!, {r8} \n\t"                 \
                                           \
    "mov r8, #0 \n\t"                      \
    "umull r1, r10, r5, r7 \n\t"           \
    "adds r1, r1, r1 \n\t"                 \
    "adcs r10, r10, r10 \n\t"              \
    "adc r8, r8, #0 \n\t"                  \
    "adds r11, r11, r1 \n\t"               \
    "adcs r12, r12, r10 \n\t"              \
    "adc r8, r8, #0 \n\t"                  \
    "umull r1, r10, r6, r6 \n\t"           \
    "adds r11, r11, r1 \n\t"               \
    "adcs r12, r12, r10 \n\t"              \
    "adc r8, r8, #0 \n\t"                  \
    "stmia r0!, {r11} \n\t"                \
                                           \
    "mov r11, #0 \n\t"                     \
    "umull r1, r10, r6, r7 \n\t"           \
    "adds r1, r1, r1 \n\t"                 \
    "adcs r10, r10, r10 \n\t"              \
    "adc r11, r11, #0 \n\t"                \
    "adds r12, r12, r1 \n\t"               \
    "adcs r8, r8, r10 \n\t"                \
    "adc r11, r11, #0 \n\t"                \
    "stmia r0!, {r12} \n\t"                \
                                           \
    "umull r1, r10, r7, r7 \n\t"           \
    "adds r8, r8, r1 \n\t"                 \
    "adcs r11, r11, r10 \n\t"              \
    "stmia r0!, {r8, r11} \n\t"            \
    "pop {r1, r2} \n\t"

#define FAST_SQUARE_ASM_6_TO_7               \
    "cmp r2, #6 \n\t"                        \
    "beq 1f \n\t"                            \
                                             \
    "sub r0, #24 \n\t"                       \
    "sub r1, #24 \n\t"                       \
                                             \
    /* Do off-center multiplication */       \
    "ldmia r1!, {r6,r7,r8,r9,r10,r11,r12} \n\t" \
    "umull r3, r4, r6, r12 \n\t"             \
    "umull r6, r5, r7, r12 \n\t"             \
    "adds r4, r4, r6 \n\t"                   \
    "umull r7, r6, r8, r12 \n\t"             \
    "adcs r5, r5, r7 \n\t"                   \
    "umull r8, r7, r9, r12 \n\t"             \
    "adcs r6, r6, r8 \n\t"                   \
    "umull r9, r8, r10, r12 \n\t"            \
    "adcs r7, r7, r9 \n\t"                   \
    "umull r10, r9, r11, r12 \n\t"           \
    "adcs r8, r8, r10 \n\t"                  \
    "adcs r9, r9, #0 \n\t"                   \
                                             \
    /* Multiply by 2 */                      \
    "mov r10, #0 \n\t"                       \
    "adds r3, r3, r3 \n\t"                   \
    "adcs r4, r4, r4 \n\t"                   \
    "adcs r5, r5, r5 \n\t"                   \
    "adcs r6, r6, r6 \n\t"                   \
    "adcs r7, r7, r7 \n\t"                   \
    "adcs r8, r8, r8 \n\t"                   \
    "adcs r9, r9, r9 \n\t"                   \
    "adcs r10, r10, #0 \n\t"                 \
                                             \
    /* Add into previous */                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adds r3, r3, r14 \n\t"                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adcs r4, r4, r14 \n\t"                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adcs r5, r5, r14 \n\t"                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adcs r6, r6, r14 \n\t"                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adcs r7, r7, r14 \n\t"                  \
    "ldr r14, [r0], #4 \n\t"                 \
    "adcs r8, r8, r14 \n\t"                  \
    "adcs r9, r9, #0 \n\t"                   \
    "adcs r10, r10, #0 \n\t"                 \
    "sub r0, #24 \n\t"                       \
                                             \
    /* Perform center multiplication */      \
    "umlal r9, r10, r12, r12 \n\t"           \
    "stmia r0!, {r3,r4,r5,r6,r7,r8,r9,r10} \n\t"

#define FAST_SQUARE_ASM_7                          \
    "push   {r2} \n\t"                             \
    "ldmia r1!, {r2, r3, r4, r5, r6, r7, r8} \n\t" \
    "push   {r1} \n\t"                             \
    "sub r1, 4 \n\t"                               \
                                                   \
    "add r0, 24 \n\t"                              \
    "umull r9, r10, r2, r8 \n\t"                   \
    "stmia r0!, {r9, r10} \n\t"                    \
    "sub r0, 32 \n\t"                              \
                                                   \
    "umull r11, r12, r2, r2 \n\t"                  \
    "stmia r0!, {r11} \n\t"                        \
                                                   \
    "mov r9, #0 \n\t"                              \
    "umull r10, r11, r2, r3 \n\t"                  \
    "adds r12, r12, r10 \n\t"                      \
    "adcs r8, r11, #0 \n\t"                        \
    "adc r9, r9, #0 \n\t"                          \
    "adds r12, r12, r10 \n\t"                      \
    "adcs r8, r8, r11 \n\t"                        \
    "adc r9, r9, #0 \n\t"                          \
    "stmia r0!, {r12} \n\t"                        \
                                                   \
    "mov r10, #0 \n\t"                             \
    "umull r11, r12, r2, r4 \n\t"                  \
    "adds r11, r11, r11 \n\t"                      \
    "adcs r12, r12, r12 \n\t"                      \
    "adc r10, r10, #0 \n\t"                        \
    "adds r8, r8, r11 \n\t"                        \
    "adcs r9, r9, r12 \n\t"                        \
    "adc r10, r10, #0 \n\t"                        \
    "umull r11, r12, r3, r3 \n\t"                  \
    "adds r8, r8, r11 \n\t"                        \
    "adcs r9, r9, r12 \n\t"                        \
    "adc r10, r10, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r12, #0 \n\t"                             \
    "umull r8, r11, r2, r5 \n\t"                   \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r3, r4 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r11, r11, r11 \n\t"                      \
    "adc r12, r12, r12 \n\t"                       \
    "adds r8, r8, r9 \n\t"                         \
    "adcs r11, r11, r10 \n\t"                      \
    "adc r12, r12, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r10, #0 \n\t"                             \
    "umull r8, r9, r2, r6 \n\t"                    \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r3, r5 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r9, r9, r9 \n\t"                         \
    "adc r10, r10, r10 \n\t"                       \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r4, r4 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "adds r8, r8, r11 \n\t"                        \
    "adcs r9, r9, r12 \n\t"                        \
    "adc r10, r10, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r12, #0 \n\t"                             \
    "umull r8, r11, r2, r7 \n\t"                   \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r3, r6 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r4, r5 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r11, r11, r11 \n\t"                      \
    "adc r12, r12, r12 \n\t"                       \
    "adds r8, r8, r9 \n\t"                         \
    "adcs r11, r11, r10 \n\t"                      \
    "adc r12, r12, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "ldmia r1!, {r2} \n\t"                         \
    "mov r10, #0 \n\t"                             \
    "umull r8, r9, r3, r7 \n\t"                    \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r4, r6 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "ldr r14, [r0] \n\t"                           \
    "adds r8, r8, r14 \n\t"                        \
    "adcs r9, r9, #0 \n\t"                         \
    "adc r10, r10, #0 \n\t"                        \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r9, r9, r9 \n\t"                         \
    "adc r10, r10, r10 \n\t"                       \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r5, r5 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "adds r8, r8, r11 \n\t"                        \
    "adcs r9, r9, r12 \n\t"                        \
    "adc r10, r10, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r12, #0 \n\t"                             \
    "umull r8, r11, r3, r2 \n\t"                   \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r4, r7 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r5, r6 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "ldr r14, [r0] \n\t"                           \
    "adds r8, r8, r14 \n\t"                        \
    "adcs r11, r11, #0 \n\t"                       \
    "adc r12, r12, #0 \n\t"                        \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r11, r11, r11 \n\t"                      \
    "adc r12, r12, r12 \n\t"                       \
    "adds r8, r8, r9 \n\t"                         \
    "adcs r11, r11, r10 \n\t"                      \
    "adc r12, r12, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r10, #0 \n\t"                             \
    "umull r8, r9, r4, r2 \n\t"                    \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r5, r7 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r9, r9, r9 \n\t"                         \
    "adc r10, r10, r10 \n\t"                       \
    "mov r14, r9 \n\t"                             \
    "umlal r8, r9, r6, r6 \n\t"                    \
    "cmp r14, r9 \n\t"                             \
    "it hi \n\t"                                   \
    "adchi r10, r10, #0 \n\t"                      \
    "adds r8, r8, r11 \n\t"                        \
    "adcs r9, r9, r12 \n\t"                        \
    "adc r10, r10, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r12, #0 \n\t"                             \
    "umull r8, r11, r5, r2 \n\t"                   \
    "mov r14, r11 \n\t"                            \
    "umlal r8, r11, r6, r7 \n\t"                   \
    "cmp r14, r11 \n\t"                            \
    "it hi \n\t"                                   \
    "adchi r12, r12, #0 \n\t"                      \
    "adds r8, r8, r8 \n\t"                         \
    "adcs r11, r11, r11 \n\t"                      \
    "adc r12, r12, r12 \n\t"                       \
    "adds r8, r8, r9 \n\t"                         \
    "adcs r11, r11, r10 \n\t"                      \
    "adc r12, r12, #0 \n\t"                        \
    "stmia r0!, {r8} \n\t"                         \
                                                   \
    "mov r8, #0 \n\t"                              \
    "umull r1, r10, r6, r2 \n\t"                   \
    "adds r1, r1, r1 \n\t"                         \
    "adcs r10, r10, r10 \n\t"                      \
    "adc r8, r8, #0 \n\t"                          \
    "adds r11, r11, r1 \n\t"                       \
    "adcs r12, r12, r10 \n\t"                      \
    "adc r8, r8, #0 \n\t"                          \
    "umull r1, r10, r7, r7 \n\t"                   \
    "adds r11, r11, r1 \n\t"                       \
    "adcs r12, r12, r10 \n\t"                      \
    "adc r8, r8, #0 \n\t"                          \
    "stmia r0!, {r11} \n\t"                        \
                                                   \
    "mov r11, #0 \n\t"                             \
    "umull r1, r10, r7, r2 \n\t"                   \
    "adds r1, r1, r1 \n\t"                         \
    "adcs r10, r10, r10 \n\t"                      \
    "adc r11, r11, #0 \n\t"                        \
    "adds r12, r12, r1 \n\t"                       \
    "adcs r8, r8, r10 \n\t"                        \
    "adc r11, r11, #0 \n\t"                        \
    "stmia r0!, {r12} \n\t"                        \
                                                   \
    "umull r1, r10, r2, r2 \n\t"                   \
    "adds r8, r8, r1 \n\t"                         \
    "adcs r11, r11, r10 \n\t"                      \
    "stmia r0!, {r8, r11} \n\t"                    \
    "pop {r1, r2} \n\t"

#define FAST_SQUARE_ASM_7_TO_8           \
    "cmp r2, #7 \n\t"                    \
    "beq 1f \n\t"                        \
                                         \
    "sub r0, #28 \n\t"                   \
    "sub r1, #28 \n\t"                   \
                                         \
    /* Do off-center multiplication */   \
    "ldmia r1!, {r6,r7,r8,r9,r10,r11,r12,r14} \n\t" \
    "umull r3, r4, r6, r14 \n\t"         \
    "umull r6, r5, r7, r14 \n\t"         \
    "adds r4, r4, r6 \n\t"               \
    "umull r7, r6, r8, r14 \n\t"         \
    "adcs r5, r5, r7 \n\t"               \
    "umull r8, r7, r9, r14 \n\t"         \
    "adcs r6, r6, r8 \n\t"               \
    "umull r9, r8, r10, r14 \n\t"        \
    "adcs r7, r7, r9 \n\t"               \
    "umull r10, r9, r11, r14 \n\t"       \
    "adcs r8, r8, r10 \n\t"              \
    "umull r11, r10, r12, r14 \n\t"      \
    "adcs r9, r9, r11 \n\t"              \
    "adcs r10, r10, #0 \n\t"             \
                                         \
    /* Multiply by 2 */                  \
    "mov r11, #0 \n\t"                   \
    "adds r3, r3, r3 \n\t"               \
    "adcs r4, r4, r4 \n\t"               \
    "adcs r5, r5, r5 \n\t"               \
    "adcs r6, r6, r6 \n\t"               \
    "adcs r7, r7, r7 \n\t"               \
    "adcs r8, r8, r8 \n\t"               \
    "adcs r9, r9, r9 \n\t"               \
    "adcs r10, r10, r10 \n\t"            \
    "adcs r11, r11, #0 \n\t"             \
                                         \
    /* Add into previous */              \
    "ldr r12, [r0], #4 \n\t"             \
    "adds r3, r3, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r4, r4, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r5, r5, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r6, r6, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r7, r7, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r8, r8, r12 \n\t"              \
    "ldr r12, [r0], #4 \n\t"             \
    "adcs r9, r9, r12 \n\t"              \
    "adcs r10, r10, #0 \n\t"             \
    "adcs r11, r11, #0 \n\t"             \
    "sub r0, #28 \n\t"                   \
                                         \
    /* Perform center multiplication */  \
    "umlal r10, r11, r14, r14 \n\t"      \
    "stmia r0!, {r3,r4,r5,r6,r7,r8,r9,r10,r11} \n\t"

#define FAST_SQUARE_ASM_8                   \
    "push   {r2} \n\t"                      \
    "ldmia r1!, {r2,r3,r4,r5,r6,r7,r8,r9} \n\t" \
    "push   {r1} \n\t"                      \
    "sub r1, 8 \n\t"                        \
                                            \
    "add r0, 24 \n\t"                       \
    "umull r10, r11, r2, r8 \n\t"           \
    "umull r12, r14, r2, r9 \n\t"           \
    "umull r8, r9, r3, r9 \n\t"             \
    "adds r11, r11, r12 \n\t"               \
    "adcs r12, r14, r8 \n\t"                \
    "adcs r14, r9, #0 \n\t"                 \
    "stmia r0!, {r10, r11, r12, r14} \n\t"  \
    "sub r0, 40 \n\t"                       \
                                            \
    "umull r11, r12, r2, r2 \n\t"           \
    "stmia r0!, {r11} \n\t"                 \
                                            \
    "mov r9, #0 \n\t"                       \
    "umull r10, r11, r2, r3 \n\t"           \
    "adds r12, r12, r10 \n\t"               \
    "adcs r8, r11, #0 \n\t"                 \
    "adc r9, r9, #0 \n\t"                   \
    "adds r12, r12, r10 \n\t"               \
    "adcs r8, r8, r11 \n\t"                 \
    "adc r9, r9, #0 \n\t"                   \
    "stmia r0!, {r12} \n\t"                 \
                                            \
    "mov r10, #0 \n\t"                      \
    "umull r11, r12, r2, r4 \n\t"           \
    "adds r11, r11, r11 \n\t"               \
    "adcs r12, r12, r12 \n\t"               \
    "adc r10, r10, #0 \n\t"                 \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "umull r11, r12, r3, r3 \n\t"           \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r12, #0 \n\t"                      \
    "umull r8, r11, r2, r5 \n\t"            \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r3, r4 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r11, r11, r11 \n\t"               \
    "adc r12, r12, r12 \n\t"                \
    "adds r8, r8, r9 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "adc r12, r12, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r10, #0 \n\t"                      \
    "umull r8, r9, r2, r6 \n\t"             \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r3, r5 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r9, r9, r9 \n\t"                  \
    "adc r10, r10, r10 \n\t"                \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r4, r4 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r12, #0 \n\t"                      \
    "umull r8, r11, r2, r7 \n\t"            \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r3, r6 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r4, r5 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r11, r11, r11 \n\t"               \
    "adc r12, r12, r12 \n\t"                \
    "adds r8, r8, r9 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "adc r12, r12, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "ldmia r1!, {r2} \n\t"                  \
    "mov r10, #0 \n\t"                      \
    "umull r8, r9, r3, r7 \n\t"             \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r4, r6 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "ldr r14, [r0] \n\t"                    \
    "adds r8, r8, r14 \n\t"                 \
    "adcs r9, r9, #0 \n\t"                  \
    "adc r10, r10, #0 \n\t"                 \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r9, r9, r9 \n\t"                  \
    "adc r10, r10, r10 \n\t"                \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r5, r5 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r12, #0 \n\t"                      \
    "umull r8, r11, r3, r2 \n\t"            \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r4, r7 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r5, r6 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "ldr r14, [r0] \n\t"                    \
    "adds r8, r8, r14 \n\t"                 \
    "adcs r11, r11, #0 \n\t"                \
    "adc r12, r12, #0 \n\t"                 \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r11, r11, r11 \n\t"               \
    "adc r12, r12, r12 \n\t"                \
    "adds r8, r8, r9 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "adc r12, r12, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "ldmia r1!, {r3} \n\t"                  \
    "mov r10, #0 \n\t"                      \
    "umull r8, r9, r4, r2 \n\t"             \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r5, r7 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "ldr r14, [r0] \n\t"                    \
    "adds r8, r8, r14 \n\t"                 \
    "adcs r9, r9, #0 \n\t"                  \
    "adc r10, r10, #0 \n\t"                 \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r9, r9, r9 \n\t"                  \
    "adc r10, r10, r10 \n\t"                \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r6, r6 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r12, #0 \n\t"                      \
    "umull r8, r11, r4, r3 \n\t"            \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r5, r2 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r6, r7 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "ldr r14, [r0] \n\t"                    \
    "adds r8, r8, r14 \n\t"                 \
    "adcs r11, r11, #0 \n\t"                \
    "adc r12, r12, #0 \n\t"                 \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r11, r11, r11 \n\t"               \
    "adc r12, r12, r12 \n\t"                \
    "adds r8, r8, r9 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "adc r12, r12, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r10, #0 \n\t"                      \
    "umull r8, r9, r5, r3 \n\t"             \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r6, r2 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r9, r9, r9 \n\t"                  \
    "adc r10, r10, r10 \n\t"                \
    "mov r14, r9 \n\t"                      \
    "umlal r8, r9, r7, r7 \n\t"             \
    "cmp r14, r9 \n\t"                      \
    "it hi \n\t"                            \
    "adchi r10, r10, #0 \n\t"               \
    "adds r8, r8, r11 \n\t"                 \
    "adcs r9, r9, r12 \n\t"                 \
    "adc r10, r10, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r12, #0 \n\t"                      \
    "umull r8, r11, r6, r3 \n\t"            \
    "mov r14, r11 \n\t"                     \
    "umlal r8, r11, r7, r2 \n\t"            \
    "cmp r14, r11 \n\t"                     \
    "it hi \n\t"                            \
    "adchi r12, r12, #0 \n\t"               \
    "adds r8, r8, r8 \n\t"                  \
    "adcs r11, r11, r11 \n\t"               \
    "adc r12, r12, r12 \n\t"                \
    "adds r8, r8, r9 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "adc r12, r12, #0 \n\t"                 \
    "stmia r0!, {r8} \n\t"                  \
                                            \
    "mov r8, #0 \n\t"                       \
    "umull r1, r10, r7, r3 \n\t"            \
    "adds r1, r1, r1 \n\t"                  \
    "adcs r10, r10, r10 \n\t"               \
    "adc r8, r8, #0 \n\t"                   \
    "adds r11, r11, r1 \n\t"                \
    "adcs r12, r12, r10 \n\t"               \
    "adc r8, r8, #0 \n\t"                   \
    "umull r1, r10, r2, r2 \n\t"            \
    "adds r11, r11, r1 \n\t"                \
    "adcs r12, r12, r10 \n\t"               \
    "adc r8, r8, #0 \n\t"                   \
    "stmia r0!, {r11} \n\t"                 \
                                            \
    "mov r11, #0 \n\t"                      \
    "umull r1, r10, r2, r3 \n\t"            \
    "adds r1, r1, r1 \n\t"                  \
    "adcs r10, r10, r10 \n\t"               \
    "adc r11, r11, #0 \n\t"                 \
    "adds r12, r12, r1 \n\t"                \
    "adcs r8, r8, r10 \n\t"                 \
    "adc r11, r11, #0 \n\t"                 \
    "stmia r0!, {r12} \n\t"                 \
                                            \
    "umull r1, r10, r3, r3 \n\t"            \
    "adds r8, r8, r1 \n\t"                  \
    "adcs r11, r11, r10 \n\t"               \
    "stmia r0!, {r8, r11} \n\t"             \
    "pop {r1, r2} \n\t"

#endif /* _UECC_ASM_ARM_MULT_SQUARE_H_ */