diff options
Diffstat (limited to 'src/Specific/montgomery64_2e291m19/fesub.c')
-rw-r--r-- | src/Specific/montgomery64_2e291m19/fesub.c | 76 |
1 files changed, 34 insertions, 42 deletions
diff --git a/src/Specific/montgomery64_2e291m19/fesub.c b/src/Specific/montgomery64_2e291m19/fesub.c index e45349aea..bc9a9496c 100644 --- a/src/Specific/montgomery64_2e291m19/fesub.c +++ b/src/Specific/montgomery64_2e291m19/fesub.c @@ -1,42 +1,34 @@ -#include <stdint.h> -#include <stdbool.h> -#include <x86intrin.h> -#include "liblow.h" - -#include "fesub.h" - -typedef unsigned int uint128_t __attribute__((mode(TI))); - -#if (defined(__GNUC__) || defined(__GNUG__)) && !(defined(__clang__)||defined(__INTEL_COMPILER)) -// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81294 -#define _subborrow_u32 __builtin_ia32_sbb_u32 -#define _subborrow_u64 __builtin_ia32_sbb_u64 -#endif - -#undef force_inline -#define force_inline __attribute__((always_inline)) - -void force_inline fesub(uint64_t* out, uint64_t x10, uint64_t x11, uint64_t x9, uint64_t x7, uint64_t x5, uint64_t x18, uint64_t x19, uint64_t x17, uint64_t x15, uint64_t x13) -{ uint64_t x21; uint8_t x22 = _subborrow_u64(0x0, x5, x13, &x21); -{ uint64_t x24; uint8_t x25 = _subborrow_u64(x22, x7, x15, &x24); -{ uint64_t x27; uint8_t x28 = _subborrow_u64(x25, x9, x17, &x27); -{ uint64_t x30; uint8_t x31 = _subborrow_u64(x28, x11, x19, &x30); -{ uint64_t x33; uint8_t x34 = _subborrow_u64(x31, x10, x18, &x33); -{ uint64_t x35 = (uint64_t)cmovznz(x34, 0x0, 0xffffffffffffffffL); -{ uint64_t x36 = (x35 & 0xffffffffffffffedL); -{ uint64_t x38; uint8_t x39 = _addcarryx_u64(0x0, x21, x36, &x38); -{ uint64_t x40 = (x35 & 0xffffffffffffffffL); -{ uint64_t x42; uint8_t x43 = _addcarryx_u64(x39, x24, x40, &x42); -{ uint64_t x44 = (x35 & 0xffffffffffffffffL); -{ uint64_t x46; uint8_t x47 = _addcarryx_u64(x43, x27, x44, &x46); -{ uint64_t x48 = (x35 & 0xffffffffffffffffL); -{ uint64_t x50; uint8_t x51 = _addcarryx_u64(x47, x30, x48, &x50); -{ uint64_t x52 = (x35 & 0x7ffffffff); -{ uint64_t x54; uint8_t _ = _addcarryx_u64(x51, x33, x52, &x54); -out[0] = x54; -out[1] = x50; -out[2] = x46; -out[3] = x42; -out[4] = x38; -}}}}}}}}}}}}}}}} -// caller: uint64_t out[5]; +static void fesub(uint64_t out[5], const uint64_t in1[5], const uint64_t in2[5]) { + { const uint64_t x10 = in1[4]; + { const uint64_t x11 = in1[3]; + { const uint64_t x9 = in1[2]; + { const uint64_t x7 = in1[1]; + { const uint64_t x5 = in1[0]; + { const uint64_t x18 = in2[4]; + { const uint64_t x19 = in2[3]; + { const uint64_t x17 = in2[2]; + { const uint64_t x15 = in2[1]; + { const uint64_t x13 = in2[0]; + { uint64_t x21; uint8_t x22 = _subborrow_u64(0x0, x5, x13, &x21); + { uint64_t x24; uint8_t x25 = _subborrow_u64(x22, x7, x15, &x24); + { uint64_t x27; uint8_t x28 = _subborrow_u64(x25, x9, x17, &x27); + { uint64_t x30; uint8_t x31 = _subborrow_u64(x28, x11, x19, &x30); + { uint64_t x33; uint8_t x34 = _subborrow_u64(x31, x10, x18, &x33); + { uint64_t x35 = (uint64_t)cmovznz(x34, 0x0, 0xffffffffffffffffL); + { uint64_t x36 = (x35 & 0xffffffffffffffedL); + { uint64_t x38; uint8_t x39 = _addcarryx_u64(0x0, x21, x36, &x38); + { uint64_t x40 = (x35 & 0xffffffffffffffffL); + { uint64_t x42; uint8_t x43 = _addcarryx_u64(x39, x24, x40, &x42); + { uint64_t x44 = (x35 & 0xffffffffffffffffL); + { uint64_t x46; uint8_t x47 = _addcarryx_u64(x43, x27, x44, &x46); + { uint64_t x48 = (x35 & 0xffffffffffffffffL); + { uint64_t x50; uint8_t x51 = _addcarryx_u64(x47, x30, x48, &x50); + { uint64_t x52 = (x35 & 0x7ffffffff); + { uint64_t x54; uint8_t _ = _addcarryx_u64(x51, x33, x52, &x54); + out[0] = x38; + out[1] = x42; + out[2] = x46; + out[3] = x50; + out[4] = x54; + }}}}}}}}}}}}}}}}}}}}}}}}}} +} |