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sm2_64.c
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sm2_64.c
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/* Autogenerated: 'src/ExtractionOCaml/bedrock2_word_by_word_montgomery' --lang bedrock2 --static --no-wide-int --widen-carry --widen-bytes --split-multiret --no-select --no-field-element-typedefs sm2 64 '2^256 - 2^224 - 2^96 + 2^64 - 1' mul square add sub opp from_montgomery to_montgomery nonzero selectznz to_bytes from_bytes one msat divstep divstep_precomp */
/* curve description: sm2 */
/* machine_wordsize = 64 (from "64") */
/* requested operations: mul, square, add, sub, opp, from_montgomery, to_montgomery, nonzero, selectznz, to_bytes, from_bytes, one, msat, divstep, divstep_precomp */
/* m = 0xfffffffeffffffffffffffffffffffffffffffff00000000ffffffffffffffff (from "2^256 - 2^224 - 2^96 + 2^64 - 1") */
/* */
/* NOTE: In addition to the bounds specified above each function, all */
/* functions synthesized for this Montgomery arithmetic require the */
/* input to be strictly less than the prime modulus (m), and also */
/* require the input to be in the unique saturated representation. */
/* All functions also ensure that these two properties are true of */
/* return values. */
/* */
/* Computed values: */
/* eval z = z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) */
/* bytes_eval z = z[0] + (z[1] << 8) + (z[2] << 16) + (z[3] << 24) + (z[4] << 32) + (z[5] << 40) + (z[6] << 48) + (z[7] << 56) + (z[8] << 64) + (z[9] << 72) + (z[10] << 80) + (z[11] << 88) + (z[12] << 96) + (z[13] << 104) + (z[14] << 112) + (z[15] << 120) + (z[16] << 128) + (z[17] << 136) + (z[18] << 144) + (z[19] << 152) + (z[20] << 160) + (z[21] << 168) + (z[22] << 176) + (z[23] << 184) + (z[24] << 192) + (z[25] << 200) + (z[26] << 208) + (z[27] << 216) + (z[28] << 224) + (z[29] << 232) + (z[30] << 240) + (z[31] << 248) */
/* twos_complement_eval z = let x1 := z[0] + (z[1] << 64) + (z[2] << 128) + (z[3] << 192) in */
/* if x1 & (2^256-1) < 2^255 then x1 & (2^256-1) else (x1 & (2^256-1)) - 2^256 */
#include <stdint.h>
#include <string.h>
#include <assert.h>
static __attribute__((constructor)) void _br2_preconditions(void) {
static_assert(~(intptr_t)0 == -(intptr_t)1, "two's complement");
assert(((void)"two's complement", ~(intptr_t)0 == -(intptr_t)1));
uintptr_t u = 1;
assert(((void)"little-endian", 1 == *(unsigned char *)&u));
intptr_t i = 1;
assert(((void)"little-endian", 1 == *(unsigned char *)&i));
}
// We use memcpy to work around -fstrict-aliasing.
// A plain memcpy is enough on clang 10, but not on gcc 10, which fails
// to infer the bounds on an integer loaded by memcpy.
// Adding a range mask after memcpy in turn makes slower code in clang.
// Loading individual bytes, shifting them together, and or-ing is fast
// on clang and sometimes on GCC, but other times GCC inlines individual
// byte operations without reconstructing wider accesses.
// The little-endian idiom below seems fast in gcc 9+ and clang 10.
static inline __attribute__((always_inline, unused))
uintptr_t _br2_load(uintptr_t a, uintptr_t sz) {
switch (sz) {
case 1: { uint8_t r = 0; memcpy(&r, (void*)a, 1); return r; }
case 2: { uint16_t r = 0; memcpy(&r, (void*)a, 2); return r; }
case 4: { uint32_t r = 0; memcpy(&r, (void*)a, 4); return r; }
case 8: { uint64_t r = 0; memcpy(&r, (void*)a, 8); return r; }
default: __builtin_unreachable();
}
}
static inline __attribute__((always_inline, unused))
void _br2_store(uintptr_t a, uintptr_t v, uintptr_t sz) {
memcpy((void*)a, &v, sz);
}
static inline __attribute__((always_inline, unused))
uintptr_t _br2_mulhuu(uintptr_t a, uintptr_t b) {
#if (UINTPTR_MAX == (UINTMAX_C(1)<<31) - 1 + (UINTMAX_C(1)<<31))
return ((uint64_t)a * b) >> 32;
#elif (UINTPTR_MAX == (UINTMAX_C(1)<<63) - 1 + (UINTMAX_C(1)<<63))
return ((unsigned __int128)a * b) >> 64;
#else
#error "32-bit or 64-bit uintptr_t required"
#endif
}
static inline __attribute__((always_inline, unused))
uintptr_t _br2_divu(uintptr_t a, uintptr_t b) {
if (!b) return -1;
return a/b;
}
static inline __attribute__((always_inline, unused))
uintptr_t _br2_remu(uintptr_t a, uintptr_t b) {
if (!b) return a;
return a%b;
}
static inline __attribute__((always_inline, unused))
uintptr_t _br2_shamt(uintptr_t a) {
return a&(sizeof(uintptr_t)*8-1);
}
/*
* Input Bounds:
* in0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* in1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* Output Bounds:
* out0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
*/
static
void internal_fiat_sm2_mul(uintptr_t out0, uintptr_t in0, uintptr_t in1) {
uintptr_t x1, x2, x3, x0, x11, x16, x19, x21, x17, x22, x14, x23, x25, x26, x15, x27, x12, x28, x30, x31, x13, x37, x40, x42, x38, x43, x35, x44, x46, x47, x36, x48, x33, x49, x51, x52, x34, x39, x54, x18, x55, x20, x56, x41, x57, x59, x60, x24, x61, x45, x62, x64, x65, x29, x66, x50, x67, x69, x70, x32, x71, x53, x72, x74, x8, x80, x83, x85, x81, x86, x78, x87, x89, x90, x79, x91, x76, x92, x94, x95, x77, x82, x58, x98, x63, x99, x84, x100, x102, x103, x68, x104, x88, x105, x107, x108, x73, x109, x93, x110, x112, x113, x75, x114, x96, x115, x117, x123, x126, x128, x124, x129, x121, x130, x132, x133, x122, x134, x119, x135, x137, x138, x120, x125, x140, x97, x141, x101, x142, x127, x143, x145, x146, x106, x147, x131, x148, x150, x151, x111, x152, x136, x153, x155, x156, x116, x157, x139, x158, x160, x161, x118, x9, x167, x170, x172, x168, x173, x165, x174, x176, x177, x166, x178, x163, x179, x181, x182, x164, x169, x144, x185, x149, x186, x171, x187, x189, x190, x154, x191, x175, x192, x194, x195, x159, x196, x180, x197, x199, x200, x162, x201, x183, x202, x204, x210, x213, x215, x211, x216, x208, x217, x219, x220, x209, x221, x206, x222, x224, x225, x207, x212, x227, x184, x228, x188, x229, x214, x230, x232, x233, x193, x234, x218, x235, x237, x238, x198, x239, x223, x240, x242, x243, x203, x244, x226, x245, x247, x248, x205, x7, x6, x5, x10, x4, x254, x257, x259, x255, x260, x252, x261, x263, x264, x253, x265, x250, x266, x268, x269, x251, x256, x231, x272, x236, x273, x258, x274, x276, x277, x241, x278, x262, x279, x281, x282, x246, x283, x267, x284, x286, x287, x249, x288, x270, x289, x291, x297, x300, x302, x298, x303, x295, x304, x306, x307, x296, x308, x293, x309, x311, x312, x294, x299, x314, x271, x315, x275, x316, x301, x317, x319, x320, x280, x321, x305, x322, x324, x325, x285, x326, x310, x327, x329, x330, x290, x331, x313, x332, x334, x335, x292, x338, x339, x340, x342, x343, x344, x345, x347, x348, x349, x350, x352, x353, x336, x354, x318, x356, x337, x357, x323, x359, x341, x360, x328, x362, x346, x363, x355, x333, x365, x351, x366, x358, x361, x364, x367, x368, x369, x370, x371;
x0 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x1 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x2 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x3 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
x4 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x5 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x6 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x7 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
/*skip*/
x8 = x1;
x9 = x2;
x10 = x3;
x11 = x0;
x12 = (x11)*(x7);
x13 = _br2_mulhuu((x11), (x7));
x14 = (x11)*(x6);
x15 = _br2_mulhuu((x11), (x6));
x16 = (x11)*(x5);
x17 = _br2_mulhuu((x11), (x5));
x18 = (x11)*(x4);
x19 = _br2_mulhuu((x11), (x4));
x20 = (x19)+(x16);
x21 = (uintptr_t)((x20)<(x19));
x22 = (x21)+(x17);
x23 = (uintptr_t)((x22)<(x17));
x24 = (x22)+(x14);
x25 = (uintptr_t)((x24)<(x14));
x26 = (x23)+(x25);
x27 = (x26)+(x15);
x28 = (uintptr_t)((x27)<(x15));
x29 = (x27)+(x12);
x30 = (uintptr_t)((x29)<(x12));
x31 = (x28)+(x30);
x32 = (x31)+(x13);
x33 = (x18)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x34 = _br2_mulhuu((x18), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x35 = (x18)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x36 = _br2_mulhuu((x18), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x37 = (x18)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x38 = _br2_mulhuu((x18), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x39 = (x18)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x40 = _br2_mulhuu((x18), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x41 = (x40)+(x37);
x42 = (uintptr_t)((x41)<(x40));
x43 = (x42)+(x38);
x44 = (uintptr_t)((x43)<(x38));
x45 = (x43)+(x35);
x46 = (uintptr_t)((x45)<(x35));
x47 = (x44)+(x46);
x48 = (x47)+(x36);
x49 = (uintptr_t)((x48)<(x36));
x50 = (x48)+(x33);
x51 = (uintptr_t)((x50)<(x33));
x52 = (x49)+(x51);
x53 = (x52)+(x34);
x54 = (x18)+(x39);
x55 = (uintptr_t)((x54)<(x18));
x56 = (x55)+(x20);
x57 = (uintptr_t)((x56)<(x20));
x58 = (x56)+(x41);
x59 = (uintptr_t)((x58)<(x41));
x60 = (x57)+(x59);
x61 = (x60)+(x24);
x62 = (uintptr_t)((x61)<(x24));
x63 = (x61)+(x45);
x64 = (uintptr_t)((x63)<(x45));
x65 = (x62)+(x64);
x66 = (x65)+(x29);
x67 = (uintptr_t)((x66)<(x29));
x68 = (x66)+(x50);
x69 = (uintptr_t)((x68)<(x50));
x70 = (x67)+(x69);
x71 = (x70)+(x32);
x72 = (uintptr_t)((x71)<(x32));
x73 = (x71)+(x53);
x74 = (uintptr_t)((x73)<(x53));
x75 = (x72)+(x74);
x76 = (x8)*(x7);
x77 = _br2_mulhuu((x8), (x7));
x78 = (x8)*(x6);
x79 = _br2_mulhuu((x8), (x6));
x80 = (x8)*(x5);
x81 = _br2_mulhuu((x8), (x5));
x82 = (x8)*(x4);
x83 = _br2_mulhuu((x8), (x4));
x84 = (x83)+(x80);
x85 = (uintptr_t)((x84)<(x83));
x86 = (x85)+(x81);
x87 = (uintptr_t)((x86)<(x81));
x88 = (x86)+(x78);
x89 = (uintptr_t)((x88)<(x78));
x90 = (x87)+(x89);
x91 = (x90)+(x79);
x92 = (uintptr_t)((x91)<(x79));
x93 = (x91)+(x76);
x94 = (uintptr_t)((x93)<(x76));
x95 = (x92)+(x94);
x96 = (x95)+(x77);
x97 = (x58)+(x82);
x98 = (uintptr_t)((x97)<(x58));
x99 = (x98)+(x63);
x100 = (uintptr_t)((x99)<(x63));
x101 = (x99)+(x84);
x102 = (uintptr_t)((x101)<(x84));
x103 = (x100)+(x102);
x104 = (x103)+(x68);
x105 = (uintptr_t)((x104)<(x68));
x106 = (x104)+(x88);
x107 = (uintptr_t)((x106)<(x88));
x108 = (x105)+(x107);
x109 = (x108)+(x73);
x110 = (uintptr_t)((x109)<(x73));
x111 = (x109)+(x93);
x112 = (uintptr_t)((x111)<(x93));
x113 = (x110)+(x112);
x114 = (x113)+(x75);
x115 = (uintptr_t)((x114)<(x75));
x116 = (x114)+(x96);
x117 = (uintptr_t)((x116)<(x96));
x118 = (x115)+(x117);
x119 = (x97)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x120 = _br2_mulhuu((x97), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x121 = (x97)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x122 = _br2_mulhuu((x97), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x123 = (x97)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x124 = _br2_mulhuu((x97), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x125 = (x97)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x126 = _br2_mulhuu((x97), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x127 = (x126)+(x123);
x128 = (uintptr_t)((x127)<(x126));
x129 = (x128)+(x124);
x130 = (uintptr_t)((x129)<(x124));
x131 = (x129)+(x121);
x132 = (uintptr_t)((x131)<(x121));
x133 = (x130)+(x132);
x134 = (x133)+(x122);
x135 = (uintptr_t)((x134)<(x122));
x136 = (x134)+(x119);
x137 = (uintptr_t)((x136)<(x119));
x138 = (x135)+(x137);
x139 = (x138)+(x120);
x140 = (x97)+(x125);
x141 = (uintptr_t)((x140)<(x97));
x142 = (x141)+(x101);
x143 = (uintptr_t)((x142)<(x101));
x144 = (x142)+(x127);
x145 = (uintptr_t)((x144)<(x127));
x146 = (x143)+(x145);
x147 = (x146)+(x106);
x148 = (uintptr_t)((x147)<(x106));
x149 = (x147)+(x131);
x150 = (uintptr_t)((x149)<(x131));
x151 = (x148)+(x150);
x152 = (x151)+(x111);
x153 = (uintptr_t)((x152)<(x111));
x154 = (x152)+(x136);
x155 = (uintptr_t)((x154)<(x136));
x156 = (x153)+(x155);
x157 = (x156)+(x116);
x158 = (uintptr_t)((x157)<(x116));
x159 = (x157)+(x139);
x160 = (uintptr_t)((x159)<(x139));
x161 = (x158)+(x160);
x162 = (x161)+(x118);
x163 = (x9)*(x7);
x164 = _br2_mulhuu((x9), (x7));
x165 = (x9)*(x6);
x166 = _br2_mulhuu((x9), (x6));
x167 = (x9)*(x5);
x168 = _br2_mulhuu((x9), (x5));
x169 = (x9)*(x4);
x170 = _br2_mulhuu((x9), (x4));
x171 = (x170)+(x167);
x172 = (uintptr_t)((x171)<(x170));
x173 = (x172)+(x168);
x174 = (uintptr_t)((x173)<(x168));
x175 = (x173)+(x165);
x176 = (uintptr_t)((x175)<(x165));
x177 = (x174)+(x176);
x178 = (x177)+(x166);
x179 = (uintptr_t)((x178)<(x166));
x180 = (x178)+(x163);
x181 = (uintptr_t)((x180)<(x163));
x182 = (x179)+(x181);
x183 = (x182)+(x164);
x184 = (x144)+(x169);
x185 = (uintptr_t)((x184)<(x144));
x186 = (x185)+(x149);
x187 = (uintptr_t)((x186)<(x149));
x188 = (x186)+(x171);
x189 = (uintptr_t)((x188)<(x171));
x190 = (x187)+(x189);
x191 = (x190)+(x154);
x192 = (uintptr_t)((x191)<(x154));
x193 = (x191)+(x175);
x194 = (uintptr_t)((x193)<(x175));
x195 = (x192)+(x194);
x196 = (x195)+(x159);
x197 = (uintptr_t)((x196)<(x159));
x198 = (x196)+(x180);
x199 = (uintptr_t)((x198)<(x180));
x200 = (x197)+(x199);
x201 = (x200)+(x162);
x202 = (uintptr_t)((x201)<(x162));
x203 = (x201)+(x183);
x204 = (uintptr_t)((x203)<(x183));
x205 = (x202)+(x204);
x206 = (x184)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x207 = _br2_mulhuu((x184), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x208 = (x184)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x209 = _br2_mulhuu((x184), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x210 = (x184)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x211 = _br2_mulhuu((x184), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x212 = (x184)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x213 = _br2_mulhuu((x184), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x214 = (x213)+(x210);
x215 = (uintptr_t)((x214)<(x213));
x216 = (x215)+(x211);
x217 = (uintptr_t)((x216)<(x211));
x218 = (x216)+(x208);
x219 = (uintptr_t)((x218)<(x208));
x220 = (x217)+(x219);
x221 = (x220)+(x209);
x222 = (uintptr_t)((x221)<(x209));
x223 = (x221)+(x206);
x224 = (uintptr_t)((x223)<(x206));
x225 = (x222)+(x224);
x226 = (x225)+(x207);
x227 = (x184)+(x212);
x228 = (uintptr_t)((x227)<(x184));
x229 = (x228)+(x188);
x230 = (uintptr_t)((x229)<(x188));
x231 = (x229)+(x214);
x232 = (uintptr_t)((x231)<(x214));
x233 = (x230)+(x232);
x234 = (x233)+(x193);
x235 = (uintptr_t)((x234)<(x193));
x236 = (x234)+(x218);
x237 = (uintptr_t)((x236)<(x218));
x238 = (x235)+(x237);
x239 = (x238)+(x198);
x240 = (uintptr_t)((x239)<(x198));
x241 = (x239)+(x223);
x242 = (uintptr_t)((x241)<(x223));
x243 = (x240)+(x242);
x244 = (x243)+(x203);
x245 = (uintptr_t)((x244)<(x203));
x246 = (x244)+(x226);
x247 = (uintptr_t)((x246)<(x226));
x248 = (x245)+(x247);
x249 = (x248)+(x205);
x250 = (x10)*(x7);
x251 = _br2_mulhuu((x10), (x7));
x252 = (x10)*(x6);
x253 = _br2_mulhuu((x10), (x6));
x254 = (x10)*(x5);
x255 = _br2_mulhuu((x10), (x5));
x256 = (x10)*(x4);
x257 = _br2_mulhuu((x10), (x4));
x258 = (x257)+(x254);
x259 = (uintptr_t)((x258)<(x257));
x260 = (x259)+(x255);
x261 = (uintptr_t)((x260)<(x255));
x262 = (x260)+(x252);
x263 = (uintptr_t)((x262)<(x252));
x264 = (x261)+(x263);
x265 = (x264)+(x253);
x266 = (uintptr_t)((x265)<(x253));
x267 = (x265)+(x250);
x268 = (uintptr_t)((x267)<(x250));
x269 = (x266)+(x268);
x270 = (x269)+(x251);
x271 = (x231)+(x256);
x272 = (uintptr_t)((x271)<(x231));
x273 = (x272)+(x236);
x274 = (uintptr_t)((x273)<(x236));
x275 = (x273)+(x258);
x276 = (uintptr_t)((x275)<(x258));
x277 = (x274)+(x276);
x278 = (x277)+(x241);
x279 = (uintptr_t)((x278)<(x241));
x280 = (x278)+(x262);
x281 = (uintptr_t)((x280)<(x262));
x282 = (x279)+(x281);
x283 = (x282)+(x246);
x284 = (uintptr_t)((x283)<(x246));
x285 = (x283)+(x267);
x286 = (uintptr_t)((x285)<(x267));
x287 = (x284)+(x286);
x288 = (x287)+(x249);
x289 = (uintptr_t)((x288)<(x249));
x290 = (x288)+(x270);
x291 = (uintptr_t)((x290)<(x270));
x292 = (x289)+(x291);
x293 = (x271)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x294 = _br2_mulhuu((x271), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x295 = (x271)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x296 = _br2_mulhuu((x271), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x297 = (x271)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x298 = _br2_mulhuu((x271), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x299 = (x271)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x300 = _br2_mulhuu((x271), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x301 = (x300)+(x297);
x302 = (uintptr_t)((x301)<(x300));
x303 = (x302)+(x298);
x304 = (uintptr_t)((x303)<(x298));
x305 = (x303)+(x295);
x306 = (uintptr_t)((x305)<(x295));
x307 = (x304)+(x306);
x308 = (x307)+(x296);
x309 = (uintptr_t)((x308)<(x296));
x310 = (x308)+(x293);
x311 = (uintptr_t)((x310)<(x293));
x312 = (x309)+(x311);
x313 = (x312)+(x294);
x314 = (x271)+(x299);
x315 = (uintptr_t)((x314)<(x271));
x316 = (x315)+(x275);
x317 = (uintptr_t)((x316)<(x275));
x318 = (x316)+(x301);
x319 = (uintptr_t)((x318)<(x301));
x320 = (x317)+(x319);
x321 = (x320)+(x280);
x322 = (uintptr_t)((x321)<(x280));
x323 = (x321)+(x305);
x324 = (uintptr_t)((x323)<(x305));
x325 = (x322)+(x324);
x326 = (x325)+(x285);
x327 = (uintptr_t)((x326)<(x285));
x328 = (x326)+(x310);
x329 = (uintptr_t)((x328)<(x310));
x330 = (x327)+(x329);
x331 = (x330)+(x290);
x332 = (uintptr_t)((x331)<(x290));
x333 = (x331)+(x313);
x334 = (uintptr_t)((x333)<(x313));
x335 = (x332)+(x334);
x336 = (x335)+(x292);
x337 = (x318)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x338 = (uintptr_t)((x318)<(x337));
x339 = (x323)-((uintptr_t)(UINTMAX_C(18446744069414584320)));
x340 = (uintptr_t)((x323)<(x339));
x341 = (x339)-(x338);
x342 = (uintptr_t)((x339)<(x341));
x343 = (x340)+(x342);
x344 = (x328)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x345 = (uintptr_t)((x328)<(x344));
x346 = (x344)-(x343);
x347 = (uintptr_t)((x344)<(x346));
x348 = (x345)+(x347);
x349 = (x333)-((uintptr_t)(UINTMAX_C(18446744069414584319)));
x350 = (uintptr_t)((x333)<(x349));
x351 = (x349)-(x348);
x352 = (uintptr_t)((x349)<(x351));
x353 = (x350)+(x352);
x354 = (x336)-(x353);
x355 = (uintptr_t)((x336)<(x354));
x356 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x355)==((uintptr_t)(UINTMAX_C(0)))));
x357 = (x356)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x358 = ((x318)&(x356))|((x337)&(x357));
x359 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x355)==((uintptr_t)(UINTMAX_C(0)))));
x360 = (x359)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x361 = ((x323)&(x359))|((x341)&(x360));
x362 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x355)==((uintptr_t)(UINTMAX_C(0)))));
x363 = (x362)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x364 = ((x328)&(x362))|((x346)&(x363));
x365 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x355)==((uintptr_t)(UINTMAX_C(0)))));
x366 = (x365)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x367 = ((x333)&(x365))|((x351)&(x366));
x368 = x358;
x369 = x361;
x370 = x364;
x371 = x367;
/*skip*/
_br2_store((out0)+((uintptr_t)(UINTMAX_C(0))), x368, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(8))), x369, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(16))), x370, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(24))), x371, sizeof(uintptr_t));
/*skip*/
return;
}
/* NOTE: The following wrapper function is not covered by Coq proofs */
static void fiat_sm2_mul(uint64_t out1[4], const uint64_t arg1[4], const uint64_t arg2[4]) {
internal_fiat_sm2_mul((uintptr_t)out1, (uintptr_t)arg1, (uintptr_t)arg2);
}
/*
* Input Bounds:
* in0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* Output Bounds:
* out0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
*/
static
void internal_fiat_sm2_square(uintptr_t out0, uintptr_t in0) {
uintptr_t x7, x12, x15, x17, x13, x18, x10, x19, x21, x22, x11, x23, x8, x24, x26, x27, x9, x33, x36, x38, x34, x39, x31, x40, x42, x43, x32, x44, x29, x45, x47, x48, x30, x35, x50, x14, x51, x16, x52, x37, x53, x55, x56, x20, x57, x41, x58, x60, x61, x25, x62, x46, x63, x65, x66, x28, x67, x49, x68, x70, x4, x76, x79, x81, x77, x82, x74, x83, x85, x86, x75, x87, x72, x88, x90, x91, x73, x78, x54, x94, x59, x95, x80, x96, x98, x99, x64, x100, x84, x101, x103, x104, x69, x105, x89, x106, x108, x109, x71, x110, x92, x111, x113, x119, x122, x124, x120, x125, x117, x126, x128, x129, x118, x130, x115, x131, x133, x134, x116, x121, x136, x93, x137, x97, x138, x123, x139, x141, x142, x102, x143, x127, x144, x146, x147, x107, x148, x132, x149, x151, x152, x112, x153, x135, x154, x156, x157, x114, x5, x163, x166, x168, x164, x169, x161, x170, x172, x173, x162, x174, x159, x175, x177, x178, x160, x165, x140, x181, x145, x182, x167, x183, x185, x186, x150, x187, x171, x188, x190, x191, x155, x192, x176, x193, x195, x196, x158, x197, x179, x198, x200, x206, x209, x211, x207, x212, x204, x213, x215, x216, x205, x217, x202, x218, x220, x221, x203, x208, x223, x180, x224, x184, x225, x210, x226, x228, x229, x189, x230, x214, x231, x233, x234, x194, x235, x219, x236, x238, x239, x199, x240, x222, x241, x243, x244, x201, x3, x2, x1, x6, x0, x250, x253, x255, x251, x256, x248, x257, x259, x260, x249, x261, x246, x262, x264, x265, x247, x252, x227, x268, x232, x269, x254, x270, x272, x273, x237, x274, x258, x275, x277, x278, x242, x279, x263, x280, x282, x283, x245, x284, x266, x285, x287, x293, x296, x298, x294, x299, x291, x300, x302, x303, x292, x304, x289, x305, x307, x308, x290, x295, x310, x267, x311, x271, x312, x297, x313, x315, x316, x276, x317, x301, x318, x320, x321, x281, x322, x306, x323, x325, x326, x286, x327, x309, x328, x330, x331, x288, x334, x335, x336, x338, x339, x340, x341, x343, x344, x345, x346, x348, x349, x332, x350, x314, x352, x333, x353, x319, x355, x337, x356, x324, x358, x342, x359, x351, x329, x361, x347, x362, x354, x357, x360, x363, x364, x365, x366, x367;
x0 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x1 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x2 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x3 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
/*skip*/
x4 = x1;
x5 = x2;
x6 = x3;
x7 = x0;
x8 = (x7)*(x3);
x9 = _br2_mulhuu((x7), (x3));
x10 = (x7)*(x2);
x11 = _br2_mulhuu((x7), (x2));
x12 = (x7)*(x1);
x13 = _br2_mulhuu((x7), (x1));
x14 = (x7)*(x0);
x15 = _br2_mulhuu((x7), (x0));
x16 = (x15)+(x12);
x17 = (uintptr_t)((x16)<(x15));
x18 = (x17)+(x13);
x19 = (uintptr_t)((x18)<(x13));
x20 = (x18)+(x10);
x21 = (uintptr_t)((x20)<(x10));
x22 = (x19)+(x21);
x23 = (x22)+(x11);
x24 = (uintptr_t)((x23)<(x11));
x25 = (x23)+(x8);
x26 = (uintptr_t)((x25)<(x8));
x27 = (x24)+(x26);
x28 = (x27)+(x9);
x29 = (x14)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x30 = _br2_mulhuu((x14), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x31 = (x14)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x32 = _br2_mulhuu((x14), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x33 = (x14)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x34 = _br2_mulhuu((x14), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x35 = (x14)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x36 = _br2_mulhuu((x14), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x37 = (x36)+(x33);
x38 = (uintptr_t)((x37)<(x36));
x39 = (x38)+(x34);
x40 = (uintptr_t)((x39)<(x34));
x41 = (x39)+(x31);
x42 = (uintptr_t)((x41)<(x31));
x43 = (x40)+(x42);
x44 = (x43)+(x32);
x45 = (uintptr_t)((x44)<(x32));
x46 = (x44)+(x29);
x47 = (uintptr_t)((x46)<(x29));
x48 = (x45)+(x47);
x49 = (x48)+(x30);
x50 = (x14)+(x35);
x51 = (uintptr_t)((x50)<(x14));
x52 = (x51)+(x16);
x53 = (uintptr_t)((x52)<(x16));
x54 = (x52)+(x37);
x55 = (uintptr_t)((x54)<(x37));
x56 = (x53)+(x55);
x57 = (x56)+(x20);
x58 = (uintptr_t)((x57)<(x20));
x59 = (x57)+(x41);
x60 = (uintptr_t)((x59)<(x41));
x61 = (x58)+(x60);
x62 = (x61)+(x25);
x63 = (uintptr_t)((x62)<(x25));
x64 = (x62)+(x46);
x65 = (uintptr_t)((x64)<(x46));
x66 = (x63)+(x65);
x67 = (x66)+(x28);
x68 = (uintptr_t)((x67)<(x28));
x69 = (x67)+(x49);
x70 = (uintptr_t)((x69)<(x49));
x71 = (x68)+(x70);
x72 = (x4)*(x3);
x73 = _br2_mulhuu((x4), (x3));
x74 = (x4)*(x2);
x75 = _br2_mulhuu((x4), (x2));
x76 = (x4)*(x1);
x77 = _br2_mulhuu((x4), (x1));
x78 = (x4)*(x0);
x79 = _br2_mulhuu((x4), (x0));
x80 = (x79)+(x76);
x81 = (uintptr_t)((x80)<(x79));
x82 = (x81)+(x77);
x83 = (uintptr_t)((x82)<(x77));
x84 = (x82)+(x74);
x85 = (uintptr_t)((x84)<(x74));
x86 = (x83)+(x85);
x87 = (x86)+(x75);
x88 = (uintptr_t)((x87)<(x75));
x89 = (x87)+(x72);
x90 = (uintptr_t)((x89)<(x72));
x91 = (x88)+(x90);
x92 = (x91)+(x73);
x93 = (x54)+(x78);
x94 = (uintptr_t)((x93)<(x54));
x95 = (x94)+(x59);
x96 = (uintptr_t)((x95)<(x59));
x97 = (x95)+(x80);
x98 = (uintptr_t)((x97)<(x80));
x99 = (x96)+(x98);
x100 = (x99)+(x64);
x101 = (uintptr_t)((x100)<(x64));
x102 = (x100)+(x84);
x103 = (uintptr_t)((x102)<(x84));
x104 = (x101)+(x103);
x105 = (x104)+(x69);
x106 = (uintptr_t)((x105)<(x69));
x107 = (x105)+(x89);
x108 = (uintptr_t)((x107)<(x89));
x109 = (x106)+(x108);
x110 = (x109)+(x71);
x111 = (uintptr_t)((x110)<(x71));
x112 = (x110)+(x92);
x113 = (uintptr_t)((x112)<(x92));
x114 = (x111)+(x113);
x115 = (x93)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x116 = _br2_mulhuu((x93), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x117 = (x93)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x118 = _br2_mulhuu((x93), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x119 = (x93)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x120 = _br2_mulhuu((x93), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x121 = (x93)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x122 = _br2_mulhuu((x93), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x123 = (x122)+(x119);
x124 = (uintptr_t)((x123)<(x122));
x125 = (x124)+(x120);
x126 = (uintptr_t)((x125)<(x120));
x127 = (x125)+(x117);
x128 = (uintptr_t)((x127)<(x117));
x129 = (x126)+(x128);
x130 = (x129)+(x118);
x131 = (uintptr_t)((x130)<(x118));
x132 = (x130)+(x115);
x133 = (uintptr_t)((x132)<(x115));
x134 = (x131)+(x133);
x135 = (x134)+(x116);
x136 = (x93)+(x121);
x137 = (uintptr_t)((x136)<(x93));
x138 = (x137)+(x97);
x139 = (uintptr_t)((x138)<(x97));
x140 = (x138)+(x123);
x141 = (uintptr_t)((x140)<(x123));
x142 = (x139)+(x141);
x143 = (x142)+(x102);
x144 = (uintptr_t)((x143)<(x102));
x145 = (x143)+(x127);
x146 = (uintptr_t)((x145)<(x127));
x147 = (x144)+(x146);
x148 = (x147)+(x107);
x149 = (uintptr_t)((x148)<(x107));
x150 = (x148)+(x132);
x151 = (uintptr_t)((x150)<(x132));
x152 = (x149)+(x151);
x153 = (x152)+(x112);
x154 = (uintptr_t)((x153)<(x112));
x155 = (x153)+(x135);
x156 = (uintptr_t)((x155)<(x135));
x157 = (x154)+(x156);
x158 = (x157)+(x114);
x159 = (x5)*(x3);
x160 = _br2_mulhuu((x5), (x3));
x161 = (x5)*(x2);
x162 = _br2_mulhuu((x5), (x2));
x163 = (x5)*(x1);
x164 = _br2_mulhuu((x5), (x1));
x165 = (x5)*(x0);
x166 = _br2_mulhuu((x5), (x0));
x167 = (x166)+(x163);
x168 = (uintptr_t)((x167)<(x166));
x169 = (x168)+(x164);
x170 = (uintptr_t)((x169)<(x164));
x171 = (x169)+(x161);
x172 = (uintptr_t)((x171)<(x161));
x173 = (x170)+(x172);
x174 = (x173)+(x162);
x175 = (uintptr_t)((x174)<(x162));
x176 = (x174)+(x159);
x177 = (uintptr_t)((x176)<(x159));
x178 = (x175)+(x177);
x179 = (x178)+(x160);
x180 = (x140)+(x165);
x181 = (uintptr_t)((x180)<(x140));
x182 = (x181)+(x145);
x183 = (uintptr_t)((x182)<(x145));
x184 = (x182)+(x167);
x185 = (uintptr_t)((x184)<(x167));
x186 = (x183)+(x185);
x187 = (x186)+(x150);
x188 = (uintptr_t)((x187)<(x150));
x189 = (x187)+(x171);
x190 = (uintptr_t)((x189)<(x171));
x191 = (x188)+(x190);
x192 = (x191)+(x155);
x193 = (uintptr_t)((x192)<(x155));
x194 = (x192)+(x176);
x195 = (uintptr_t)((x194)<(x176));
x196 = (x193)+(x195);
x197 = (x196)+(x158);
x198 = (uintptr_t)((x197)<(x158));
x199 = (x197)+(x179);
x200 = (uintptr_t)((x199)<(x179));
x201 = (x198)+(x200);
x202 = (x180)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x203 = _br2_mulhuu((x180), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x204 = (x180)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x205 = _br2_mulhuu((x180), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x206 = (x180)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x207 = _br2_mulhuu((x180), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x208 = (x180)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x209 = _br2_mulhuu((x180), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x210 = (x209)+(x206);
x211 = (uintptr_t)((x210)<(x209));
x212 = (x211)+(x207);
x213 = (uintptr_t)((x212)<(x207));
x214 = (x212)+(x204);
x215 = (uintptr_t)((x214)<(x204));
x216 = (x213)+(x215);
x217 = (x216)+(x205);
x218 = (uintptr_t)((x217)<(x205));
x219 = (x217)+(x202);
x220 = (uintptr_t)((x219)<(x202));
x221 = (x218)+(x220);
x222 = (x221)+(x203);
x223 = (x180)+(x208);
x224 = (uintptr_t)((x223)<(x180));
x225 = (x224)+(x184);
x226 = (uintptr_t)((x225)<(x184));
x227 = (x225)+(x210);
x228 = (uintptr_t)((x227)<(x210));
x229 = (x226)+(x228);
x230 = (x229)+(x189);
x231 = (uintptr_t)((x230)<(x189));
x232 = (x230)+(x214);
x233 = (uintptr_t)((x232)<(x214));
x234 = (x231)+(x233);
x235 = (x234)+(x194);
x236 = (uintptr_t)((x235)<(x194));
x237 = (x235)+(x219);
x238 = (uintptr_t)((x237)<(x219));
x239 = (x236)+(x238);
x240 = (x239)+(x199);
x241 = (uintptr_t)((x240)<(x199));
x242 = (x240)+(x222);
x243 = (uintptr_t)((x242)<(x222));
x244 = (x241)+(x243);
x245 = (x244)+(x201);
x246 = (x6)*(x3);
x247 = _br2_mulhuu((x6), (x3));
x248 = (x6)*(x2);
x249 = _br2_mulhuu((x6), (x2));
x250 = (x6)*(x1);
x251 = _br2_mulhuu((x6), (x1));
x252 = (x6)*(x0);
x253 = _br2_mulhuu((x6), (x0));
x254 = (x253)+(x250);
x255 = (uintptr_t)((x254)<(x253));
x256 = (x255)+(x251);
x257 = (uintptr_t)((x256)<(x251));
x258 = (x256)+(x248);
x259 = (uintptr_t)((x258)<(x248));
x260 = (x257)+(x259);
x261 = (x260)+(x249);
x262 = (uintptr_t)((x261)<(x249));
x263 = (x261)+(x246);
x264 = (uintptr_t)((x263)<(x246));
x265 = (x262)+(x264);
x266 = (x265)+(x247);
x267 = (x227)+(x252);
x268 = (uintptr_t)((x267)<(x227));
x269 = (x268)+(x232);
x270 = (uintptr_t)((x269)<(x232));
x271 = (x269)+(x254);
x272 = (uintptr_t)((x271)<(x254));
x273 = (x270)+(x272);
x274 = (x273)+(x237);
x275 = (uintptr_t)((x274)<(x237));
x276 = (x274)+(x258);
x277 = (uintptr_t)((x276)<(x258));
x278 = (x275)+(x277);
x279 = (x278)+(x242);
x280 = (uintptr_t)((x279)<(x242));
x281 = (x279)+(x263);
x282 = (uintptr_t)((x281)<(x263));
x283 = (x280)+(x282);
x284 = (x283)+(x245);
x285 = (uintptr_t)((x284)<(x245));
x286 = (x284)+(x266);
x287 = (uintptr_t)((x286)<(x266));
x288 = (x285)+(x287);
x289 = (x267)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x290 = _br2_mulhuu((x267), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x291 = (x267)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x292 = _br2_mulhuu((x267), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x293 = (x267)*((uintptr_t)(UINTMAX_C(18446744069414584320)));
x294 = _br2_mulhuu((x267), ((uintptr_t)(UINTMAX_C(18446744069414584320))));
x295 = (x267)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x296 = _br2_mulhuu((x267), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x297 = (x296)+(x293);
x298 = (uintptr_t)((x297)<(x296));
x299 = (x298)+(x294);
x300 = (uintptr_t)((x299)<(x294));
x301 = (x299)+(x291);
x302 = (uintptr_t)((x301)<(x291));
x303 = (x300)+(x302);
x304 = (x303)+(x292);
x305 = (uintptr_t)((x304)<(x292));
x306 = (x304)+(x289);
x307 = (uintptr_t)((x306)<(x289));
x308 = (x305)+(x307);
x309 = (x308)+(x290);
x310 = (x267)+(x295);
x311 = (uintptr_t)((x310)<(x267));
x312 = (x311)+(x271);
x313 = (uintptr_t)((x312)<(x271));
x314 = (x312)+(x297);
x315 = (uintptr_t)((x314)<(x297));
x316 = (x313)+(x315);
x317 = (x316)+(x276);
x318 = (uintptr_t)((x317)<(x276));
x319 = (x317)+(x301);
x320 = (uintptr_t)((x319)<(x301));
x321 = (x318)+(x320);
x322 = (x321)+(x281);
x323 = (uintptr_t)((x322)<(x281));
x324 = (x322)+(x306);
x325 = (uintptr_t)((x324)<(x306));
x326 = (x323)+(x325);
x327 = (x326)+(x286);
x328 = (uintptr_t)((x327)<(x286));
x329 = (x327)+(x309);
x330 = (uintptr_t)((x329)<(x309));
x331 = (x328)+(x330);
x332 = (x331)+(x288);
x333 = (x314)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x334 = (uintptr_t)((x314)<(x333));
x335 = (x319)-((uintptr_t)(UINTMAX_C(18446744069414584320)));
x336 = (uintptr_t)((x319)<(x335));
x337 = (x335)-(x334);
x338 = (uintptr_t)((x335)<(x337));
x339 = (x336)+(x338);
x340 = (x324)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x341 = (uintptr_t)((x324)<(x340));
x342 = (x340)-(x339);
x343 = (uintptr_t)((x340)<(x342));
x344 = (x341)+(x343);
x345 = (x329)-((uintptr_t)(UINTMAX_C(18446744069414584319)));
x346 = (uintptr_t)((x329)<(x345));
x347 = (x345)-(x344);
x348 = (uintptr_t)((x345)<(x347));
x349 = (x346)+(x348);
x350 = (x332)-(x349);
x351 = (uintptr_t)((x332)<(x350));
x352 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x351)==((uintptr_t)(UINTMAX_C(0)))));
x353 = (x352)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x354 = ((x314)&(x352))|((x333)&(x353));
x355 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x351)==((uintptr_t)(UINTMAX_C(0)))));
x356 = (x355)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x357 = ((x319)&(x355))|((x337)&(x356));
x358 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x351)==((uintptr_t)(UINTMAX_C(0)))));
x359 = (x358)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x360 = ((x324)&(x358))|((x342)&(x359));
x361 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x351)==((uintptr_t)(UINTMAX_C(0)))));
x362 = (x361)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x363 = ((x329)&(x361))|((x347)&(x362));
x364 = x354;
x365 = x357;
x366 = x360;
x367 = x363;
/*skip*/
_br2_store((out0)+((uintptr_t)(UINTMAX_C(0))), x364, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(8))), x365, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(16))), x366, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(24))), x367, sizeof(uintptr_t));
/*skip*/
return;
}
/* NOTE: The following wrapper function is not covered by Coq proofs */
static void fiat_sm2_square(uint64_t out1[4], const uint64_t arg1[4]) {
internal_fiat_sm2_square((uintptr_t)out1, (uintptr_t)arg1);
}
/*
* Input Bounds:
* in0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* in1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* Output Bounds:
* out0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
*/
static
void internal_fiat_sm2_add(uintptr_t out0, uintptr_t in0, uintptr_t in1) {
uintptr_t x4, x0, x9, x1, x5, x11, x2, x6, x13, x3, x7, x17, x19, x15, x21, x8, x24, x16, x25, x10, x27, x18, x28, x12, x30, x20, x31, x23, x14, x33, x22, x34, x26, x29, x32, x35, x36, x37, x38, x39;
x0 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x1 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x2 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x3 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
x4 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x5 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x6 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x7 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
/*skip*/
x8 = (x0)+(x4);
x9 = ((uintptr_t)((x8)<(x0)))+(x1);
x10 = (x9)+(x5);
x11 = (((uintptr_t)((x9)<(x1)))+((uintptr_t)((x10)<(x5))))+(x2);
x12 = (x11)+(x6);
x13 = (((uintptr_t)((x11)<(x2)))+((uintptr_t)((x12)<(x6))))+(x3);
x14 = (x13)+(x7);
x15 = ((uintptr_t)((x13)<(x3)))+((uintptr_t)((x14)<(x7)));
x16 = (x8)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x17 = (x10)-((uintptr_t)(UINTMAX_C(18446744069414584320)));
x18 = (x17)-((uintptr_t)((x8)<(x16)));
x19 = (x12)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x20 = (x19)-(((uintptr_t)((x10)<(x17)))+((uintptr_t)((x17)<(x18))));
x21 = (x14)-((uintptr_t)(UINTMAX_C(18446744069414584319)));
x22 = (x21)-(((uintptr_t)((x12)<(x19)))+((uintptr_t)((x19)<(x20))));
x23 = (uintptr_t)((x15)<((x15)-(((uintptr_t)((x14)<(x21)))+((uintptr_t)((x21)<(x22))))));
x24 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x23)==((uintptr_t)(UINTMAX_C(0)))));
x25 = (x24)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x26 = ((x8)&(x24))|((x16)&(x25));
x27 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x23)==((uintptr_t)(UINTMAX_C(0)))));
x28 = (x27)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x29 = ((x10)&(x27))|((x18)&(x28));
x30 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x23)==((uintptr_t)(UINTMAX_C(0)))));
x31 = (x30)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x32 = ((x12)&(x30))|((x20)&(x31));
x33 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x23)==((uintptr_t)(UINTMAX_C(0)))));
x34 = (x33)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x35 = ((x14)&(x33))|((x22)&(x34));
x36 = x26;
x37 = x29;
x38 = x32;
x39 = x35;
/*skip*/
_br2_store((out0)+((uintptr_t)(UINTMAX_C(0))), x36, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(8))), x37, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(16))), x38, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(24))), x39, sizeof(uintptr_t));
/*skip*/
return;
}
/* NOTE: The following wrapper function is not covered by Coq proofs */
static void fiat_sm2_add(uint64_t out1[4], const uint64_t arg1[4], const uint64_t arg2[4]) {
internal_fiat_sm2_add((uintptr_t)out1, (uintptr_t)arg1, (uintptr_t)arg2);
}
/*
* Input Bounds:
* in0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* in1: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
* Output Bounds:
* out0: [[0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff], [0x0 ~> 0xffffffffffffffff]]
*/
static
void internal_fiat_sm2_sub(uintptr_t out0, uintptr_t in0, uintptr_t in1) {
uintptr_t x4, x5, x0, x6, x1, x9, x7, x2, x11, x3, x13, x8, x17, x10, x19, x12, x14, x15, x16, x18, x20, x21, x22, x23, x24, x25;
x0 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x1 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x2 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x3 = _br2_load((in0)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
x4 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(0))), sizeof(uintptr_t));
x5 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(8))), sizeof(uintptr_t));
x6 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(16))), sizeof(uintptr_t));
x7 = _br2_load((in1)+((uintptr_t)(UINTMAX_C(24))), sizeof(uintptr_t));
/*skip*/
/*skip*/
x8 = (x0)-(x4);
x9 = (x1)-(x5);
x10 = (x9)-((uintptr_t)((x0)<(x8)));
x11 = (x2)-(x6);
x12 = (x11)-(((uintptr_t)((x1)<(x9)))+((uintptr_t)((x9)<(x10))));
x13 = (x3)-(x7);
x14 = (x13)-(((uintptr_t)((x2)<(x11)))+((uintptr_t)((x11)<(x12))));
x15 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((((uintptr_t)((x3)<(x13)))+((uintptr_t)((x13)<(x14))))==((uintptr_t)(UINTMAX_C(0)))));
x16 = (x8)+(x15);
x17 = ((uintptr_t)((x16)<(x8)))+(x10);
x18 = (x17)+((x15)&((uintptr_t)(UINTMAX_C(18446744069414584320))));
x19 = (((uintptr_t)((x17)<(x10)))+((uintptr_t)((x18)<((x15)&((uintptr_t)(UINTMAX_C(18446744069414584320)))))))+(x12);
x20 = (x19)+(x15);
x21 = ((((uintptr_t)((x19)<(x12)))+((uintptr_t)((x20)<(x15))))+(x14))+((x15)&((uintptr_t)(UINTMAX_C(18446744069414584319))));
x22 = x16;
x23 = x18;
x24 = x20;
x25 = x21;
/*skip*/
_br2_store((out0)+((uintptr_t)(UINTMAX_C(0))), x22, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(8))), x23, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(16))), x24, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(24))), x25, sizeof(uintptr_t));
/*skip*/
return;
}
/* NOTE: The following wrapper function is not covered by Coq proofs */
static void fiat_sm2_sub(uint64_t out1[4], const uint64_t arg1[4], const uint64_t arg2[4]) {
internal_fiat_sm2_sub((uintptr_t)out1, (uintptr_t)arg1, (uintptr_t)arg2);
}