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| -rw-r--r-- | web/server/h2o/libh2o/deps/picotls/deps/micro-ecc/asm_arm_mult_square_umaal.inc | 1202 |
1 files changed, 1202 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/picotls/deps/micro-ecc/asm_arm_mult_square_umaal.inc b/web/server/h2o/libh2o/deps/picotls/deps/micro-ecc/asm_arm_mult_square_umaal.inc new file mode 100644 index 00000000..c554d20e --- /dev/null +++ b/web/server/h2o/libh2o/deps/picotls/deps/micro-ecc/asm_arm_mult_square_umaal.inc @@ -0,0 +1,1202 @@ +/* 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" \ + "ldmia r2!, {r3, r4, r5, r6, r7} \n\t" \ + "push {r2} \n\t" \ + \ + "ldr r2, [r1], #4 \n\t" \ + "umull r8, r9, r3, r2 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r4, r2 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r5, r2 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r11, r12, r6, r2 \n\t" \ + "mov r14, #0 \n\t" \ + "umaal r12, r14, r7, r2 \n\t" \ + \ + "ldr r2, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r3, r2 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r2 \n\t" \ + "umaal r10, r11, r5, r2 \n\t" \ + "umaal r11, r12, r6, r2 \n\t" \ + "umaal r12, r14, r7, r2 \n\t" \ + \ + "ldr r2, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r3, r2 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r2 \n\t" \ + "umaal r10, r11, r5, r2 \n\t" \ + "umaal r11, r12, r6, r2 \n\t" \ + "umaal r12, r14, r7, r2 \n\t" \ + \ + "ldr r2, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r3, r2 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r2 \n\t" \ + "umaal r10, r11, r5, r2 \n\t" \ + "umaal r11, r12, r6, r2 \n\t" \ + "umaal r12, r14, r7, r2 \n\t" \ + \ + "ldr r2, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r3, r2 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r2 \n\t" \ + "umaal r10, r11, r5, r2 \n\t" \ + "umaal r11, r12, r6, r2 \n\t" \ + "umaal r12, r14, r7, r2 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" \ + "str r12, [r0], #4 \n\t" \ + "str r14, [r0], #4 \n\t" \ + \ + "pop {r2, r3} \n\t" + +#define FAST_MULT_ASM_5_TO_6 \ + "cmp r3, #5 \n\t" \ + "beq 1f \n\t" \ + \ + /* r4 = left high */ \ + "ldr r4, [r1] \n\t" \ + \ + "sub r0, #20 \n\t" \ + "sub r1, #20 \n\t" \ + "sub r2, #20 \n\t" \ + \ + /* Do right side */ \ + "ldr r14, [r2], #4 \n\t" \ + "mov r5, #0 \n\t" \ + "ldr r6, [r0], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r7, [r0], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r8, [r0], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r9, [r0], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r10, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "sub r0, #20 \n\t" \ + \ + /* r4 = right high */ \ + "ldr r4, [r2], #4 \n\t" \ + \ + /* Do left side */ \ + "ldr r14, [r1], #4 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r12, r5, r4, r14 \n\t" \ + "str r12, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "str r5, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "str r6, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "str r7, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "stmia r0!, {r9, r10} \n\t" + +#define FAST_MULT_ASM_6 \ + "ldmia r2!, {r4, r5, r6} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umull r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" \ + \ + "sub r0, #24 \n\t" \ + "sub r1, #24 \n\t" \ + "ldmia r2!, {r4, r5, r6} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "mov r9, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" + +#define FAST_MULT_ASM_6_TO_7 \ + "cmp r3, #6 \n\t" \ + "beq 1f \n\t" \ + \ + /* r4 = left high */ \ + "ldr r4, [r1] \n\t" \ + \ + "sub r0, #24 \n\t" \ + "sub r1, #24 \n\t" \ + "sub r2, #24 \n\t" \ + \ + /* Do right side */ \ + "ldr r14, [r2], #4 \n\t" \ + "mov r5, #0 \n\t" \ + "ldr r6, [r0], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r7, [r0], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r8, [r0], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r9, [r0], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r10, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r11, [r0], #4 \n\t" \ + "umaal r10, r11, r4, r14 \n\t" \ + "sub r0, #24 \n\t" \ + \ + /* r4 = right high */ \ + "ldr r4, [r2], #4 \n\t" \ + \ + /* Do left side */ \ + "ldr r14, [r1], #4 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r12, r5, r4, r14 \n\t" \ + "str r12, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "str r5, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "str r6, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "str r7, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "str r9, [r0], #4 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r10, r11, r4, r14 \n\t" \ + "stmia r0!, {r10, r11} \n\t" + +#define FAST_MULT_ASM_7 \ + "ldmia r2!, {r4, r5, r6, r7} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umull r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" \ + "str r12, [r0], #4 \n\t" \ + \ + "sub r0, #28 \n\t" \ + "sub r1, #28 \n\t" \ + "ldmia r2!, {r4, r5, r6} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "mov r9, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" + +#define FAST_MULT_ASM_7_TO_8 \ + "cmp r3, #7 \n\t" \ + "beq 1f \n\t" \ + "push {r3} \n\t" \ + \ + /* r4 = left high */ \ + "ldr r4, [r1] \n\t" \ + \ + "sub r0, #28 \n\t" \ + "sub r1, #28 \n\t" \ + "sub r2, #28 \n\t" \ + \ + /* Do right side */ \ + "ldr r14, [r2], #4 \n\t" \ + "mov r5, #0 \n\t" \ + "ldr r6, [r0], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r7, [r0], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r8, [r0], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r9, [r0], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r10, [r0], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r11, [r0], #4 \n\t" \ + "umaal r10, r11, r4, r14 \n\t" \ + "ldr r14, [r2], #4 \n\t" \ + "ldr r12, [r0], #4 \n\t" \ + "umaal r11, r12, r4, r14 \n\t" \ + "sub r0, #28 \n\t" \ + \ + /* r4 = right high */ \ + "ldr r4, [r2], #4 \n\t" \ + \ + /* Do left side */ \ + "ldr r14, [r1], #4 \n\t" \ + "mov r3, #0 \n\t" \ + "umaal r3, r5, r4, r14 \n\t" \ + "str r3, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r5, r6, r4, r14 \n\t" \ + "str r5, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r6, r7, r4, r14 \n\t" \ + "str r6, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r7, r8, r4, r14 \n\t" \ + "str r7, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r9, r10, r4, r14 \n\t" \ + "str r9, [r0], #4 \n\t" \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r10, r11, r4, r14 \n\t" \ + "str r10, [r0], #4 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umaal r11, r12, r4, r14 \n\t" \ + "stmia r0!, {r11, r12} \n\t" \ + "pop {r3} \n\t" + +#define FAST_MULT_ASM_8 \ + "ldmia r2!, {r4, r5, r6, r7} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "umull r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" \ + "str r12, [r0], #4 \n\t" \ + \ + "sub r0, #32 \n\t" \ + "sub r1, #32 \n\t" \ + "ldmia r2!, {r4, r5, r6, r7} \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "mov r9, #0 \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "mov r11, #0 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "mov r12, #0 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "ldr r14, [r1], #4 \n\t" \ + "ldr r8, [r0] \n\t" \ + "umaal r8, r9, r4, r14 \n\t" \ + "str r8, [r0], #4 \n\t" \ + "umaal r9, r10, r5, r14 \n\t" \ + "umaal r10, r11, r6, r14 \n\t" \ + "umaal r11, r12, r7, r14 \n\t" \ + \ + "str r9, [r0], #4 \n\t" \ + "str r10, [r0], #4 \n\t" \ + "str r11, [r0], #4 \n\t" \ + "str r12, [r0], #4 \n\t" + +#define FAST_SQUARE_ASM_5 \ + "ldmia r1!, {r9,r10,r11,r12,r14} \n\t" \ + "push {r1, r2} \n\t" \ + \ + "umull r1, r2, r10, r9 \n\t" \ + "mov r3, #0 \n\t" \ + "umaal r2, r3, r11, r9 \n\t" \ + "mov r4, #0 \n\t" \ + "umaal r3, r4, r12, r9 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r14, r9 \n\t" \ + \ + "mov r6, #0 \n\t" \ + "umaal r6, r3, r11, r10 \n\t" \ + "umaal r3, r4, r12, r10 \n\t" \ + "adds r1, r1, r1 \n\t" \ + "adcs r2, r2, r2 \n\t" \ + "adcs r6, r6, r6 \n\t" \ + "adcs r3, r3, r3 \n\t" \ + \ + "umull r7, r8, r9, r9 \n\t" \ + /* Store carry in r9 */ \ + "mov r9, #0 \n\t" \ + "adc r9, r9, #0 \n\t" \ + "adds r8, r8, r1 \n\t" \ + "stmia r0!, {r7,r8} \n\t" \ + \ + "umull r7, r8, r10, r10 \n\t" \ + "adcs r7, r7, r2 \n\t" \ + "adcs r8, r8, r6 \n\t" \ + "stmia r0!, {r7,r8} \n\t" \ + \ + "umaal r4, r5, r14, r10 \n\t" \ + /* Store carry in r10 */ \ + "mov r10, #0 \n\t" \ + "adc r10, r10, #0 \n\t" \ + \ + "mov r1, #0 \n\t" \ + "umaal r1, r4, r12, r11 \n\t" \ + "umaal r4, r5, r14, r11 \n\t" \ + \ + "mov r2, #0 \n\t" \ + "umaal r2, r5, r14, r12 \n\t" \ + /* Load carry from r9 */ \ + "lsrs r9, #1 \n\t" \ + "adcs r1, r1, r1 \n\t" \ + "adcs r4, r4, r4 \n\t" \ + "adcs r2, r2, r2 \n\t" \ + "adcs r5, r5, r5 \n\t" \ + /* r9 is 0 now */ \ + "adc r9, r9, #0 \n\t" \ + \ + /* Use carry from r10 */ \ + "umaal r3, r10, r11, r11 \n\t" \ + "adds r10, r10, r1 \n\t" \ + "stmia r0!, {r3,r10} \n\t" \ + \ + "umull r6, r10, r12, r12 \n\t" \ + "adcs r6, r6, r4 \n\t" \ + "adcs r10, r10, r2 \n\t" \ + "stmia r0!, {r6,r10} \n\t" \ + \ + "umull r6, r10, r14, r14 \n\t" \ + "adcs r6, r6, r5 \n\t" \ + "adcs r10, r10, r9 \n\t" \ + "stmia r0!, {r6,r10} \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!, {r5,r6,r7,r8,r9,r14} \n\t" \ + "umull r3, r4, r5, r14 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r6, r14 \n\t" \ + "mov r6, #0 \n\t" \ + "umaal r5, r6, r7, r14 \n\t" \ + "mov r7, #0 \n\t" \ + "umaal r6, r7, r8, r14 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r7, r8, r9, r14 \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 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" \ + "adcs r8, r8, #0 \n\t" \ + "adcs r9, r9, #0 \n\t" \ + "sub r0, #20 \n\t" \ + \ + /* Perform center multiplication */ \ + "umlal r8, r9, r14, r14 \n\t" \ + "stmia r0!, {r3,r4,r5,r6,r7,r8,r9} \n\t" + +#define FAST_SQUARE_ASM_6 \ + "ldmia r1!, {r8,r9,r10,r11,r12,r14} \n\t" \ + "push {r1, r2} \n\t" \ + \ + "umull r1, r2, r9, r8 \n\t" \ + "mov r3, #0 \n\t" \ + "umaal r2, r3, r10, r8 \n\t" \ + "mov r4, #0 \n\t" \ + "umaal r3, r4, r11, r8 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r12, r8 \n\t" \ + "mov r6, #0 \n\t" \ + "umaal r5, r6, r14, r8 \n\t" \ + \ + "mov r7, #0 \n\t" \ + "umaal r7, r3, r10, r9 \n\t" \ + "umaal r3, r4, r11, r9 \n\t" \ + "umaal r4, r5, r12, r9 \n\t" \ + "push {r4, r5} \n\t" \ + "adds r1, r1, r1 \n\t" \ + "adcs r2, r2, r2 \n\t" \ + "adcs r7, r7, r7 \n\t" \ + "adcs r3, r3, r3 \n\t" \ + \ + "umull r4, r5, r8, r8 \n\t" \ + /* Store carry in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + "adds r5, r5, r1 \n\t" \ + "stmia r0!, {r4,r5} \n\t" \ + \ + "umull r4, r5, r9, r9 \n\t" \ + "adcs r4, r4, r2 \n\t" \ + "adcs r5, r5, r7 \n\t" \ + "stmia r0!, {r4,r5} \n\t" \ + \ + "pop {r4, r5} \n\t" \ + "umaal r5, r6, r14, r9 \n\t" \ + /* Store carry in r9 */ \ + "mov r9, #0 \n\t" \ + "adc r9, r9, #0 \n\t" \ + \ + "mov r1, #0 \n\t" \ + "umaal r1, r4, r11, r10 \n\t" \ + "umaal r4, r5, r12, r10 \n\t" \ + "umaal r5, r6, r14, r10 \n\t" \ + \ + "mov r2, #0 \n\t" \ + "umaal r2, r5, r12, r11 \n\t" \ + "umaal r5, r6, r14, r11 \n\t" \ + \ + "mov r7, #0 \n\t" \ + "umaal r7, r6, r14, r12 \n\t" \ + \ + /* Load carry from r8 */ \ + "lsrs r8, #1 \n\t" \ + "adcs r1, r1, r1 \n\t" \ + "adcs r4, r4, r4 \n\t" \ + "adcs r2, r2, r2 \n\t" \ + "adcs r5, r5, r5 \n\t" \ + "adcs r7, r7, r7 \n\t" \ + "adcs r6, r6, r6 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + /* Use carry from r9 */ \ + "umaal r3, r9, r10, r10 \n\t" \ + "adds r9, r9, r1 \n\t" \ + "stmia r0!, {r3,r9} \n\t" \ + \ + "umull r9, r10, r11, r11 \n\t" \ + "adcs r9, r9, r4 \n\t" \ + "adcs r10, r10, r2 \n\t" \ + "stmia r0!, {r9,r10} \n\t" \ + \ + "umull r9, r10, r12, r12 \n\t" \ + "adcs r9, r9, r5 \n\t" \ + "adcs r10, r10, r7 \n\t" \ + "stmia r0!, {r9,r10} \n\t" \ + \ + "umull r9, r10, r14, r14 \n\t" \ + "adcs r9, r9, r6 \n\t" \ + "adcs r10, r10, r8 \n\t" \ + "stmia r0!, {r9,r10} \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!, {r5,r6,r7,r8,r9,r10,r14} \n\t" \ + "umull r3, r4, r5, r14 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r6, r14 \n\t" \ + "mov r6, #0 \n\t" \ + "umaal r5, r6, r7, r14 \n\t" \ + "mov r7, #0 \n\t" \ + "umaal r6, r7, r8, r14 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r7, r8, r9, r14 \n\t" \ + "mov r9, #0 \n\t" \ + "umaal r8, r9, r10, r14 \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 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" \ + "adcs r9, r9, #0 \n\t" \ + "adcs r10, r10, #0 \n\t" \ + "sub r0, #24 \n\t" \ + \ + /* Perform center multiplication */ \ + "umlal r9, r10, r14, r14 \n\t" \ + "stmia r0!, {r3,r4,r5,r6,r7,r8,r9,r10} \n\t" + +#define FAST_SQUARE_ASM_7 \ + "ldmia r1!, {r9,r10,r11,r12} \n\t" \ + "push {r2} \n\t" \ + \ + "umull r14, r2, r10, r9 \n\t" \ + "mov r3, #0 \n\t" \ + "umaal r2, r3, r11, r9 \n\t" \ + "mov r4, #0 \n\t" \ + "umaal r3, r4, r12, r9 \n\t" \ + \ + "mov r5, #0 \n\t" \ + "umaal r5, r3, r11, r10 \n\t" \ + "adds r14, r14, r14 \n\t" \ + "adcs r2, r2, r2 \n\t" \ + "adcs r5, r5, r5 \n\t" \ + /* Store carry in r7 */ \ + "mov r7, #0 \n\t" \ + "adc r7, r7, #0 \n\t" \ + \ + "umull r6, r8, r9, r9 \n\t" \ + "adds r8, r8, r14 \n\t" \ + "stmia r0!, {r6,r8} \n\t" \ + \ + "umull r6, r8, r10, r10 \n\t" \ + "adcs r6, r6, r2 \n\t" \ + "adcs r8, r8, r5 \n\t" \ + "stmia r0!, {r6,r8} \n\t" \ + /* Store carry in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + "ldmia r1!, {r2, r6, r14} \n\t" \ + "push {r1} \n\t" \ + "umaal r3, r4, r2, r9 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r6, r9 \n\t" \ + "mov r1, #0 \n\t" \ + "umaal r5, r1, r14, r9 \n\t" \ + \ + "mov r9, #0 \n\t" \ + "umaal r3, r9, r12, r10 \n\t" \ + "umaal r9, r4, r2, r10 \n\t" \ + "umaal r4, r5, r6, r10 \n\t" \ + "umaal r5, r1, r14, r10 \n\t" \ + \ + "mov r10, #0 \n\t" \ + "umaal r10, r9, r12, r11 \n\t" \ + "umaal r9, r4, r2, r11 \n\t" \ + "umaal r4, r5, r6, r11 \n\t" \ + "umaal r5, r1, r14, r11 \n\t" \ + \ + /* Load carry from r7 */ \ + "lsrs r7, #1 \n\t" \ + "adcs r3, r3, r3 \n\t" \ + "adcs r10, r10, r10 \n\t" \ + "adcs r9, r9, r9 \n\t" \ + /* Store carry back in r7 */ \ + "adc r7, r7, #0 \n\t" \ + \ + /* Use carry from r8 */ \ + "umaal r3, r8, r11, r11 \n\t" \ + "adds r8, r8, r10 \n\t" \ + "stmia r0!, {r3,r8} \n\t" \ + /* Store carry back in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + "mov r3, #0 \n\t" \ + "umaal r3, r4, r2, r12 \n\t" \ + "umaal r4, r5, r6, r12 \n\t" \ + "umaal r5, r1, r14, r12 \n\t" \ + \ + "mov r10, #0 \n\t" \ + "umaal r10, r5, r6, r2 \n\t" \ + "umaal r5, r1, r14, r2 \n\t" \ + \ + "mov r11, #0 \n\t" \ + "umaal r11, r1, r14, r6 \n\t" \ + \ + /* Load carry from r7 */ \ + "lsrs r7, #1 \n\t" \ + "adcs r3, r3, r3 \n\t" \ + "adcs r4, r4, r4 \n\t" \ + "adcs r10, r10, r10 \n\t" \ + "adcs r5, r5, r5 \n\t" \ + "adcs r11, r11, r11 \n\t" \ + "adcs r1, r1, r1 \n\t" \ + "adc r7, r7, #0 \n\t" \ + \ + /* Use carry from r8 */ \ + "umaal r8, r9, r12, r12 \n\t" \ + "adds r9, r9, r3 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + \ + "umull r8, r9, r2, r2 \n\t" \ + "adcs r8, r8, r4 \n\t" \ + "adcs r9, r9, r10 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + \ + "umull r8, r9, r6, r6 \n\t" \ + "adcs r8, r8, r5 \n\t" \ + "adcs r9, r9, r11 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + \ + "umull r8, r9, r14, r14 \n\t" \ + "adcs r8, r8, r1 \n\t" \ + "adcs r9, r9, r7 \n\t" \ + "stmia r0!, {r8,r9} \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!, {r5,r6,r7,r8,r9,r10,r11,r14} \n\t" \ + "umull r3, r4, r5, r14 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r6, r14 \n\t" \ + "mov r6, #0 \n\t" \ + "umaal r5, r6, r7, r14 \n\t" \ + "mov r7, #0 \n\t" \ + "umaal r6, r7, r8, r14 \n\t" \ + "mov r8, #0 \n\t" \ + "umaal r7, r8, r9, r14 \n\t" \ + "mov r9, #0 \n\t" \ + "umaal r8, r9, r10, r14 \n\t" \ + "mov r10, #0 \n\t" \ + "umaal r9, r10, r11, r14 \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 \ + "ldmia r1!, {r10,r11,r12,r14} \n\t" \ + "push {r2} \n\t" \ + \ + "umull r2, r3, r11, r10 \n\t" \ + "mov r4, #0 \n\t" \ + "umaal r3, r4, r12, r10 \n\t" \ + "mov r5, #0 \n\t" \ + "umaal r4, r5, r14, r10 \n\t" \ + \ + "mov r6, #0 \n\t" \ + "umaal r6, r4, r12, r11 \n\t" \ + "adds r2, r2, r2 \n\t" \ + "adcs r3, r3, r3 \n\t" \ + "adcs r6, r6, r6 \n\t" \ + /* Store carry in r7 */ \ + "mov r7, #0 \n\t" \ + "adc r7, r7, #0 \n\t" \ + \ + "umull r8, r9, r10, r10 \n\t" \ + "adds r9, r9, r2 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + \ + "umull r8, r9, r11, r11 \n\t" \ + "adcs r8, r8, r3 \n\t" \ + "adcs r9, r9, r6 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + /* Store carry in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + "ldmia r1!, {r2, r3} \n\t" \ + "push {r1} \n\t" \ + "umaal r4, r5, r2, r10 \n\t" \ + "mov r6, #0 \n\t" \ + "umaal r5, r6, r3, r10 \n\t" \ + \ + "mov r9, #0 \n\t" \ + "umaal r9, r4, r14, r11 \n\t" \ + "umaal r4, r5, r2, r11 \n\t" \ + \ + "mov r1, #0 \n\t" \ + "umaal r1, r4, r14, r12 \n\t" \ + \ + /* Load carry from r7 */ \ + "lsrs r7, #1 \n\t" \ + "adcs r9, r9, r9 \n\t" \ + "adcs r1, r1, r1 \n\t" \ + /* Store carry back in r7 */ \ + "adc r7, r7, #0 \n\t" \ + \ + /* Use carry from r8 */ \ + "umaal r8, r9, r12, r12 \n\t" \ + "adds r9, r9, r1 \n\t" \ + "stmia r0!, {r8,r9} \n\t" \ + /* Store carry back in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + "pop {r1} \n\t" \ + /* TODO could fix up r1 value on stack here */ \ + /* and leave the value on the stack (rather */ \ + /* than popping) if supporting curves > 256 bits */ \ + "ldr r9, [r1], #4 \n\t" \ + "ldr r1, [r1] \n\t" \ + \ + "push {r7} \n\t" \ + "umaal r5, r6, r9, r10 \n\t" \ + "mov r7, #0 \n\t" \ + "umaal r6, r7, r1, r10 \n\t" \ + /* Carry now stored in r10 */ \ + "pop {r10} \n\t" \ + \ + "umaal r4, r5, r3, r11 \n\t" \ + "umaal r5, r6, r9, r11 \n\t" \ + "umaal r6, r7, r1, r11 \n\t" \ + \ + "mov r11, #0 \n\t" \ + "umaal r11, r4, r2, r12 \n\t" \ + "umaal r4, r5, r3, r12 \n\t" \ + "umaal r5, r6, r9, r12 \n\t" \ + "umaal r6, r7, r1, r12 \n\t" \ + \ + "mov r12, #0 \n\t" \ + "umaal r12, r4, r2, r14 \n\t" \ + "umaal r4, r5, r3, r14 \n\t" \ + "umaal r5, r6, r9, r14 \n\t" \ + "umaal r6, r7, r1, r14 \n\t" \ + \ + /* Load carry from r10 */ \ + "lsrs r10, #1 \n\t" \ + "adcs r11, r11, r11 \n\t" \ + "adcs r12, r12, r12 \n\t" \ + "adc r10, r10, #0 \n\t" \ + \ + /* Use carry from r8 */ \ + "umaal r8, r11, r14, r14 \n\t" \ + "adds r11, r11, r12 \n\t" \ + "stmia r0!, {r8,r11} \n\t" \ + /* Store carry back in r8 */ \ + "mov r8, #0 \n\t" \ + "adc r8, r8, #0 \n\t" \ + \ + "mov r11, #0 \n\t" \ + "umaal r11, r5, r3, r2 \n\t" \ + "umaal r5, r6, r9, r2 \n\t" \ + "umaal r6, r7, r1, r2 \n\t" \ + \ + "mov r12, #0 \n\t" \ + "umaal r12, r6, r9, r3 \n\t" \ + "umaal r6, r7, r1, r3 \n\t" \ + \ + "mov r14, #0 \n\t" \ + "umaal r14, r7, r1, r9 \n\t" \ + \ + /* Load carry from r10 */ \ + "lsrs r10, #1 \n\t" \ + "adcs r4, r4, r4 \n\t" \ + "adcs r11, r11, r11 \n\t" \ + "adcs r5, r5, r5 \n\t" \ + "adcs r12, r12, r12 \n\t" \ + "adcs r6, r6, r6 \n\t" \ + "adcs r14, r14, r14 \n\t" \ + "adcs r7, r7, r7 \n\t" \ + "adc r10, r10, #0 \n\t" \ + \ + /* Use carry from r8 */ \ + "umaal r4, r8, r2, r2 \n\t" \ + "adds r8, r8, r11 \n\t" \ + "stmia r0!, {r4,r8} \n\t" \ + \ + "umull r4, r8, r3, r3 \n\t" \ + "adcs r4, r4, r5 \n\t" \ + "adcs r8, r8, r12 \n\t" \ + "stmia r0!, {r4,r8} \n\t" \ + \ + "umull r4, r8, r9, r9 \n\t" \ + "adcs r4, r4, r6 \n\t" \ + "adcs r8, r8, r14 \n\t" \ + "stmia r0!, {r4,r8} \n\t" \ + \ + "umull r4, r8, r1, r1 \n\t" \ + "adcs r4, r4, r7 \n\t" \ + "adcs r8, r8, r10 \n\t" \ + "stmia r0!, {r4,r8} \n\t" \ + /* TODO pop {r1, r2} if supporting curves > 256 bits */ \ + "pop {r2} \n\t" + +#endif /* _UECC_ASM_ARM_MULT_SQUARE_H_ */ |