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author | Jason Gross <jgross@mit.edu> | 2017-11-02 01:36:04 -0400 |
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committer | Jason Gross <jgross@mit.edu> | 2017-11-02 01:36:04 -0400 |
commit | 5b45aa93efa19d54e50299ff0df8ee46c60f891b (patch) | |
tree | 9cea98ab783f557b5cbca0456a4dc3b4498e43c5 /src/Specific/montgomery64_2e129m25/feopp.c | |
parent | e8bda9b779d5762c5868cd09c85142151655d5ca (diff) |
Update display logs and c files
Diffstat (limited to 'src/Specific/montgomery64_2e129m25/feopp.c')
-rw-r--r-- | src/Specific/montgomery64_2e129m25/feopp.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/Specific/montgomery64_2e129m25/feopp.c b/src/Specific/montgomery64_2e129m25/feopp.c new file mode 100644 index 000000000..3d73f8511 --- /dev/null +++ b/src/Specific/montgomery64_2e129m25/feopp.c @@ -0,0 +1,34 @@ +#include <stdint.h> +#include <stdbool.h> +#include <x86intrin.h> +#include "liblow.h" + +#include "feopp.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 feopp(uint64_t* out, uint64_t x3, uint64_t x4, uint64_t x2) +{ uint64_t x6; uint8_t x7 = _subborrow_u64(0x0, 0x0, x2, &x6); +{ uint64_t x9; uint8_t x10 = _subborrow_u64(x7, 0x0, x4, &x9); +{ uint64_t x12; uint8_t x13 = _subborrow_u64(x10, 0x0, x3, &x12); +{ uint64_t x14 = (uint64_t)cmovznz(x13, 0x0, 0xffffffffffffffffL); +{ uint64_t x15 = (x14 & 0xffffffffffffffe7L); +{ uint64_t x17; uint8_t x18 = _addcarryx_u64(0x0, x6, x15, &x17); +{ uint64_t x19 = (x14 & 0xffffffffffffffffL); +{ uint64_t x21; uint8_t x22 = _addcarryx_u64(x18, x9, x19, &x21); +{ uint8_t x23 = ((uint8_t)x14 & 0x1); +{ uint64_t x25; uint8_t _ = _addcarryx_u64(x22, x12, x23, &x25); +out[0] = x25; +out[1] = x21; +out[2] = x17; +}}}}}}}}}} +// caller: uint64_t out[3]; |