1 files changed, 46 insertions, 0 deletions
diff --git a/src/Specific/montgomery64_2e322m2e161m1/feopp.c b/src/Specific/montgomery64_2e322m2e161m1/feopp.c
new file mode 100644
index 000000000..f5026da1d
--- /dev/null
+++ b/src/Specific/montgomery64_2e322m2e161m1/feopp.c
@@ -0,0 +1,46 @@
+#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 x9, uint64_t x10, uint64_t x8, uint64_t x6, uint64_t x4, uint64_t x2)
+{  uint64_t x12; uint8_t x13 = _subborrow_u64(0x0, 0x0, x2, &x12);
+{  uint64_t x15; uint8_t x16 = _subborrow_u64(x13, 0x0, x4, &x15);
+{  uint64_t x18; uint8_t x19 = _subborrow_u64(x16, 0x0, x6, &x18);
+{  uint64_t x21; uint8_t x22 = _subborrow_u64(x19, 0x0, x8, &x21);
+{  uint64_t x24; uint8_t x25 = _subborrow_u64(x22, 0x0, x10, &x24);
+{  uint64_t x27; uint8_t x28 = _subborrow_u64(x25, 0x0, x9, &x27);
+{  uint64_t x29 = (uint64_t)cmovznz(x28, 0x0, 0xffffffffffffffffL);
+{  uint64_t x30 = (x29 & 0xffffffffffffffffL);
+{  uint64_t x32; uint8_t x33 = _addcarryx_u64(0x0, x12, x30, &x32);
+{  uint64_t x34 = (x29 & 0xffffffffffffffffL);
+{  uint64_t x36; uint8_t x37 = _addcarryx_u64(x33, x15, x34, &x36);
+{  uint64_t x38 = (x29 & 0xfffffffdffffffffL);
+{  uint64_t x40; uint8_t x41 = _addcarryx_u64(x37, x18, x38, &x40);
+{  uint64_t x42 = (x29 & 0xffffffffffffffffL);
+{  uint64_t x44; uint8_t x45 = _addcarryx_u64(x41, x21, x42, &x44);
+{  uint64_t x46 = (x29 & 0xffffffffffffffffL);
+{  uint64_t x48; uint8_t x49 = _addcarryx_u64(x45, x24, x46, &x48);
+{  uint8_t x50 = ((uint8_t)x29 & 0x3);
+{  uint64_t x52; uint8_t _ = _addcarryx_u64(x49, x27, x50, &x52);
+out[0] = x52;
+out[1] = x48;
+out[2] = x44;
+out[3] = x40;
+out[4] = x36;
+out[5] = x32;
+}}}}}}}}}}}}}}}}}}}
+// caller: uint64_t out[6];