diff options
Diffstat (limited to 'third_party/unacl-curve25519/core/cortex-m0/curve25519/reduce25519.S')
-rw-r--r-- | third_party/unacl-curve25519/core/cortex-m0/curve25519/reduce25519.S | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/third_party/unacl-curve25519/core/cortex-m0/curve25519/reduce25519.S b/third_party/unacl-curve25519/core/cortex-m0/curve25519/reduce25519.S deleted file mode 100644 index 9a3c29a0f6..0000000000 --- a/third_party/unacl-curve25519/core/cortex-m0/curve25519/reduce25519.S +++ /dev/null @@ -1,163 +0,0 @@ -// Implementation of a partial reduction modulo 2^255 - 38. -// -// B. Haase, Endress + Hauser Conducta GmbH & Ko. KG -// public domain. -// -// gnu assembler format. -// -// Generated and tested with C++ functions in the test subdirectory and on the target. -// - - .code 16 - - .text - .align 2 - - .global fe25519_reduceTo256Bits_asm - .code 16 - .thumb_func - .type fe25519_reduceTo256Bits_asm, %function - -fe25519_reduceTo256Bits_asm: - push {r4,r5,r6,r7,r14} - ldr r2,[r1,#60] - lsr r3,r2,#16 - uxth r2,r2 - mov r7,#38 - mul r2,r7 - mul r3,r7 - ldr r4,[r1,#28] - lsr r5,r3,#16 - lsl r3,r3,#16 - mov r6,#0 - add r4,r2 - adc r5,r6 - add r4,r3 - adc r5,r6 - lsl r2,r4,#1 - lsr r2,r2,#1 - str r2,[r0,#28] - lsr r4,r4,#31 - lsl r5,r5,#1 - orr r4,r5 - mov r2,#19 - mul r2,r4 - ldr r4,[r1,#0] - add r2,r4 - mov r3,#0 - adc r3,r6 - ldr r4,[r1,#32] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r2,r4 - adc r3,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r2,r4 - adc r3,r5 - str r2,[r0,#0] - ldr r4,[r1,#4] - add r3,r4 - mov r2,#0 - adc r2,r6 - ldr r4,[r1,#36] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r3,r4 - adc r2,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r3,r4 - adc r2,r5 - str r3,[r0,#4] - ldr r4,[r1,#8] - add r2,r4 - mov r3,#0 - adc r3,r6 - ldr r4,[r1,#40] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r2,r4 - adc r3,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r2,r4 - adc r3,r5 - str r2,[r0,#8] - ldr r4,[r1,#12] - add r3,r4 - mov r2,#0 - adc r2,r6 - ldr r4,[r1,#44] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r3,r4 - adc r2,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r3,r4 - adc r2,r5 - str r3,[r0,#12] - ldr r4,[r1,#16] - add r2,r4 - mov r3,#0 - adc r3,r6 - ldr r4,[r1,#48] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r2,r4 - adc r3,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r2,r4 - adc r3,r5 - str r2,[r0,#16] - ldr r4,[r1,#20] - add r3,r4 - mov r2,#0 - adc r2,r6 - ldr r4,[r1,#52] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r3,r4 - adc r2,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r3,r4 - adc r2,r5 - str r3,[r0,#20] - ldr r4,[r1,#24] - add r2,r4 - mov r3,#0 - adc r3,r6 - ldr r4,[r1,#56] - lsr r5,r4,#16 - uxth r4,r4 - mul r5,r7 - mul r4,r7 - add r2,r4 - adc r3,r6 - lsl r4,r5,#16 - lsr r5,r5,#16 - add r2,r4 - adc r3,r5 - str r2,[r0,#24] - ldr r4,[r0,#28] - add r4,r3 - str r4,[r0,#28] - pop {r4,r5,r6,r7,r15} - - .size fe25519_reduceTo256Bits_asm, .-fe25519_reduceTo256Bits_asm - |