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sm2_scalar_64.c
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sm2_scalar_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_scalar 64 '2^256 - 2^224 - 188730267045675049073202170516080344797' mul square add sub opp from_montgomery to_montgomery nonzero selectznz to_bytes from_bytes one msat divstep divstep_precomp */
/* curve description: sm2_scalar */
/* 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 = 0xfffffffeffffffffffffffffffffffff7203df6b21c6052b53bbf40939d54123 (from "2^256 - 2^224 - 188730267045675049073202170516080344797") */
/* */
/* 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_scalar_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, x33, x38, x41, x43, x39, x44, x36, x45, x47, x48, x37, x49, x34, x50, x52, x53, x35, x40, x55, x18, x56, x20, x57, x42, x58, x60, x61, x24, x62, x46, x63, x65, x66, x29, x67, x51, x68, x70, x71, x32, x72, x54, x73, x75, x8, x81, x84, x86, x82, x87, x79, x88, x90, x91, x80, x92, x77, x93, x95, x96, x78, x83, x59, x99, x64, x100, x85, x101, x103, x104, x69, x105, x89, x106, x108, x109, x74, x110, x94, x111, x113, x114, x76, x115, x97, x116, x118, x120, x125, x128, x130, x126, x131, x123, x132, x134, x135, x124, x136, x121, x137, x139, x140, x122, x127, x142, x98, x143, x102, x144, x129, x145, x147, x148, x107, x149, x133, x150, x152, x153, x112, x154, x138, x155, x157, x158, x117, x159, x141, x160, x162, x163, x119, x9, x169, x172, x174, x170, x175, x167, x176, x178, x179, x168, x180, x165, x181, x183, x184, x166, x171, x146, x187, x151, x188, x173, x189, x191, x192, x156, x193, x177, x194, x196, x197, x161, x198, x182, x199, x201, x202, x164, x203, x185, x204, x206, x208, x213, x216, x218, x214, x219, x211, x220, x222, x223, x212, x224, x209, x225, x227, x228, x210, x215, x230, x186, x231, x190, x232, x217, x233, x235, x236, x195, x237, x221, x238, x240, x241, x200, x242, x226, x243, x245, x246, x205, x247, x229, x248, x250, x251, x207, x7, x6, x5, x10, x4, x257, x260, x262, x258, x263, x255, x264, x266, x267, x256, x268, x253, x269, x271, x272, x254, x259, x234, x275, x239, x276, x261, x277, x279, x280, x244, x281, x265, x282, x284, x285, x249, x286, x270, x287, x289, x290, x252, x291, x273, x292, x294, x296, x301, x304, x306, x302, x307, x299, x308, x310, x311, x300, x312, x297, x313, x315, x316, x298, x303, x318, x274, x319, x278, x320, x305, x321, x323, x324, x283, x325, x309, x326, x328, x329, x288, x330, x314, x331, x333, x334, x293, x335, x317, x336, x338, x339, x295, x342, x343, x344, x346, x347, x348, x349, x351, x352, x353, x354, x356, x357, x340, x358, x322, x360, x341, x361, x327, x363, x345, x364, x332, x366, x350, x367, x359, x337, x369, x355, x370, x362, x365, x368, x371, x372, x373, x374, x375;
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(3638801332807469429)));
x34 = (x33)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x35 = _br2_mulhuu((x33), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x36 = (x33)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x37 = _br2_mulhuu((x33), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x38 = (x33)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x39 = _br2_mulhuu((x33), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x40 = (x33)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x41 = _br2_mulhuu((x33), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x42 = (x41)+(x38);
x43 = (uintptr_t)((x42)<(x41));
x44 = (x43)+(x39);
x45 = (uintptr_t)((x44)<(x39));
x46 = (x44)+(x36);
x47 = (uintptr_t)((x46)<(x36));
x48 = (x45)+(x47);
x49 = (x48)+(x37);
x50 = (uintptr_t)((x49)<(x37));
x51 = (x49)+(x34);
x52 = (uintptr_t)((x51)<(x34));
x53 = (x50)+(x52);
x54 = (x53)+(x35);
x55 = (x18)+(x40);
x56 = (uintptr_t)((x55)<(x18));
x57 = (x56)+(x20);
x58 = (uintptr_t)((x57)<(x20));
x59 = (x57)+(x42);
x60 = (uintptr_t)((x59)<(x42));
x61 = (x58)+(x60);
x62 = (x61)+(x24);
x63 = (uintptr_t)((x62)<(x24));
x64 = (x62)+(x46);
x65 = (uintptr_t)((x64)<(x46));
x66 = (x63)+(x65);
x67 = (x66)+(x29);
x68 = (uintptr_t)((x67)<(x29));
x69 = (x67)+(x51);
x70 = (uintptr_t)((x69)<(x51));
x71 = (x68)+(x70);
x72 = (x71)+(x32);
x73 = (uintptr_t)((x72)<(x32));
x74 = (x72)+(x54);
x75 = (uintptr_t)((x74)<(x54));
x76 = (x73)+(x75);
x77 = (x8)*(x7);
x78 = _br2_mulhuu((x8), (x7));
x79 = (x8)*(x6);
x80 = _br2_mulhuu((x8), (x6));
x81 = (x8)*(x5);
x82 = _br2_mulhuu((x8), (x5));
x83 = (x8)*(x4);
x84 = _br2_mulhuu((x8), (x4));
x85 = (x84)+(x81);
x86 = (uintptr_t)((x85)<(x84));
x87 = (x86)+(x82);
x88 = (uintptr_t)((x87)<(x82));
x89 = (x87)+(x79);
x90 = (uintptr_t)((x89)<(x79));
x91 = (x88)+(x90);
x92 = (x91)+(x80);
x93 = (uintptr_t)((x92)<(x80));
x94 = (x92)+(x77);
x95 = (uintptr_t)((x94)<(x77));
x96 = (x93)+(x95);
x97 = (x96)+(x78);
x98 = (x59)+(x83);
x99 = (uintptr_t)((x98)<(x59));
x100 = (x99)+(x64);
x101 = (uintptr_t)((x100)<(x64));
x102 = (x100)+(x85);
x103 = (uintptr_t)((x102)<(x85));
x104 = (x101)+(x103);
x105 = (x104)+(x69);
x106 = (uintptr_t)((x105)<(x69));
x107 = (x105)+(x89);
x108 = (uintptr_t)((x107)<(x89));
x109 = (x106)+(x108);
x110 = (x109)+(x74);
x111 = (uintptr_t)((x110)<(x74));
x112 = (x110)+(x94);
x113 = (uintptr_t)((x112)<(x94));
x114 = (x111)+(x113);
x115 = (x114)+(x76);
x116 = (uintptr_t)((x115)<(x76));
x117 = (x115)+(x97);
x118 = (uintptr_t)((x117)<(x97));
x119 = (x116)+(x118);
x120 = (x98)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x121 = (x120)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x122 = _br2_mulhuu((x120), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x123 = (x120)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x124 = _br2_mulhuu((x120), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x125 = (x120)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x126 = _br2_mulhuu((x120), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x127 = (x120)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x128 = _br2_mulhuu((x120), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x129 = (x128)+(x125);
x130 = (uintptr_t)((x129)<(x128));
x131 = (x130)+(x126);
x132 = (uintptr_t)((x131)<(x126));
x133 = (x131)+(x123);
x134 = (uintptr_t)((x133)<(x123));
x135 = (x132)+(x134);
x136 = (x135)+(x124);
x137 = (uintptr_t)((x136)<(x124));
x138 = (x136)+(x121);
x139 = (uintptr_t)((x138)<(x121));
x140 = (x137)+(x139);
x141 = (x140)+(x122);
x142 = (x98)+(x127);
x143 = (uintptr_t)((x142)<(x98));
x144 = (x143)+(x102);
x145 = (uintptr_t)((x144)<(x102));
x146 = (x144)+(x129);
x147 = (uintptr_t)((x146)<(x129));
x148 = (x145)+(x147);
x149 = (x148)+(x107);
x150 = (uintptr_t)((x149)<(x107));
x151 = (x149)+(x133);
x152 = (uintptr_t)((x151)<(x133));
x153 = (x150)+(x152);
x154 = (x153)+(x112);
x155 = (uintptr_t)((x154)<(x112));
x156 = (x154)+(x138);
x157 = (uintptr_t)((x156)<(x138));
x158 = (x155)+(x157);
x159 = (x158)+(x117);
x160 = (uintptr_t)((x159)<(x117));
x161 = (x159)+(x141);
x162 = (uintptr_t)((x161)<(x141));
x163 = (x160)+(x162);
x164 = (x163)+(x119);
x165 = (x9)*(x7);
x166 = _br2_mulhuu((x9), (x7));
x167 = (x9)*(x6);
x168 = _br2_mulhuu((x9), (x6));
x169 = (x9)*(x5);
x170 = _br2_mulhuu((x9), (x5));
x171 = (x9)*(x4);
x172 = _br2_mulhuu((x9), (x4));
x173 = (x172)+(x169);
x174 = (uintptr_t)((x173)<(x172));
x175 = (x174)+(x170);
x176 = (uintptr_t)((x175)<(x170));
x177 = (x175)+(x167);
x178 = (uintptr_t)((x177)<(x167));
x179 = (x176)+(x178);
x180 = (x179)+(x168);
x181 = (uintptr_t)((x180)<(x168));
x182 = (x180)+(x165);
x183 = (uintptr_t)((x182)<(x165));
x184 = (x181)+(x183);
x185 = (x184)+(x166);
x186 = (x146)+(x171);
x187 = (uintptr_t)((x186)<(x146));
x188 = (x187)+(x151);
x189 = (uintptr_t)((x188)<(x151));
x190 = (x188)+(x173);
x191 = (uintptr_t)((x190)<(x173));
x192 = (x189)+(x191);
x193 = (x192)+(x156);
x194 = (uintptr_t)((x193)<(x156));
x195 = (x193)+(x177);
x196 = (uintptr_t)((x195)<(x177));
x197 = (x194)+(x196);
x198 = (x197)+(x161);
x199 = (uintptr_t)((x198)<(x161));
x200 = (x198)+(x182);
x201 = (uintptr_t)((x200)<(x182));
x202 = (x199)+(x201);
x203 = (x202)+(x164);
x204 = (uintptr_t)((x203)<(x164));
x205 = (x203)+(x185);
x206 = (uintptr_t)((x205)<(x185));
x207 = (x204)+(x206);
x208 = (x186)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x209 = (x208)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x210 = _br2_mulhuu((x208), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x211 = (x208)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x212 = _br2_mulhuu((x208), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x213 = (x208)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x214 = _br2_mulhuu((x208), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x215 = (x208)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x216 = _br2_mulhuu((x208), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x217 = (x216)+(x213);
x218 = (uintptr_t)((x217)<(x216));
x219 = (x218)+(x214);
x220 = (uintptr_t)((x219)<(x214));
x221 = (x219)+(x211);
x222 = (uintptr_t)((x221)<(x211));
x223 = (x220)+(x222);
x224 = (x223)+(x212);
x225 = (uintptr_t)((x224)<(x212));
x226 = (x224)+(x209);
x227 = (uintptr_t)((x226)<(x209));
x228 = (x225)+(x227);
x229 = (x228)+(x210);
x230 = (x186)+(x215);
x231 = (uintptr_t)((x230)<(x186));
x232 = (x231)+(x190);
x233 = (uintptr_t)((x232)<(x190));
x234 = (x232)+(x217);
x235 = (uintptr_t)((x234)<(x217));
x236 = (x233)+(x235);
x237 = (x236)+(x195);
x238 = (uintptr_t)((x237)<(x195));
x239 = (x237)+(x221);
x240 = (uintptr_t)((x239)<(x221));
x241 = (x238)+(x240);
x242 = (x241)+(x200);
x243 = (uintptr_t)((x242)<(x200));
x244 = (x242)+(x226);
x245 = (uintptr_t)((x244)<(x226));
x246 = (x243)+(x245);
x247 = (x246)+(x205);
x248 = (uintptr_t)((x247)<(x205));
x249 = (x247)+(x229);
x250 = (uintptr_t)((x249)<(x229));
x251 = (x248)+(x250);
x252 = (x251)+(x207);
x253 = (x10)*(x7);
x254 = _br2_mulhuu((x10), (x7));
x255 = (x10)*(x6);
x256 = _br2_mulhuu((x10), (x6));
x257 = (x10)*(x5);
x258 = _br2_mulhuu((x10), (x5));
x259 = (x10)*(x4);
x260 = _br2_mulhuu((x10), (x4));
x261 = (x260)+(x257);
x262 = (uintptr_t)((x261)<(x260));
x263 = (x262)+(x258);
x264 = (uintptr_t)((x263)<(x258));
x265 = (x263)+(x255);
x266 = (uintptr_t)((x265)<(x255));
x267 = (x264)+(x266);
x268 = (x267)+(x256);
x269 = (uintptr_t)((x268)<(x256));
x270 = (x268)+(x253);
x271 = (uintptr_t)((x270)<(x253));
x272 = (x269)+(x271);
x273 = (x272)+(x254);
x274 = (x234)+(x259);
x275 = (uintptr_t)((x274)<(x234));
x276 = (x275)+(x239);
x277 = (uintptr_t)((x276)<(x239));
x278 = (x276)+(x261);
x279 = (uintptr_t)((x278)<(x261));
x280 = (x277)+(x279);
x281 = (x280)+(x244);
x282 = (uintptr_t)((x281)<(x244));
x283 = (x281)+(x265);
x284 = (uintptr_t)((x283)<(x265));
x285 = (x282)+(x284);
x286 = (x285)+(x249);
x287 = (uintptr_t)((x286)<(x249));
x288 = (x286)+(x270);
x289 = (uintptr_t)((x288)<(x270));
x290 = (x287)+(x289);
x291 = (x290)+(x252);
x292 = (uintptr_t)((x291)<(x252));
x293 = (x291)+(x273);
x294 = (uintptr_t)((x293)<(x273));
x295 = (x292)+(x294);
x296 = (x274)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x297 = (x296)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x298 = _br2_mulhuu((x296), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x299 = (x296)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x300 = _br2_mulhuu((x296), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x301 = (x296)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x302 = _br2_mulhuu((x296), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x303 = (x296)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x304 = _br2_mulhuu((x296), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x305 = (x304)+(x301);
x306 = (uintptr_t)((x305)<(x304));
x307 = (x306)+(x302);
x308 = (uintptr_t)((x307)<(x302));
x309 = (x307)+(x299);
x310 = (uintptr_t)((x309)<(x299));
x311 = (x308)+(x310);
x312 = (x311)+(x300);
x313 = (uintptr_t)((x312)<(x300));
x314 = (x312)+(x297);
x315 = (uintptr_t)((x314)<(x297));
x316 = (x313)+(x315);
x317 = (x316)+(x298);
x318 = (x274)+(x303);
x319 = (uintptr_t)((x318)<(x274));
x320 = (x319)+(x278);
x321 = (uintptr_t)((x320)<(x278));
x322 = (x320)+(x305);
x323 = (uintptr_t)((x322)<(x305));
x324 = (x321)+(x323);
x325 = (x324)+(x283);
x326 = (uintptr_t)((x325)<(x283));
x327 = (x325)+(x309);
x328 = (uintptr_t)((x327)<(x309));
x329 = (x326)+(x328);
x330 = (x329)+(x288);
x331 = (uintptr_t)((x330)<(x288));
x332 = (x330)+(x314);
x333 = (uintptr_t)((x332)<(x314));
x334 = (x331)+(x333);
x335 = (x334)+(x293);
x336 = (uintptr_t)((x335)<(x293));
x337 = (x335)+(x317);
x338 = (uintptr_t)((x337)<(x317));
x339 = (x336)+(x338);
x340 = (x339)+(x295);
x341 = (x322)-((uintptr_t)(UINTMAX_C(6033684446255071523)));
x342 = (uintptr_t)((x322)<(x341));
x343 = (x327)-((uintptr_t)(UINTMAX_C(8215655796475036971)));
x344 = (uintptr_t)((x327)<(x343));
x345 = (x343)-(x342);
x346 = (uintptr_t)((x343)<(x345));
x347 = (x344)+(x346);
x348 = (x332)-((uintptr_t)(UINTMAX_C(18446744073709551615)));
x349 = (uintptr_t)((x332)<(x348));
x350 = (x348)-(x347);
x351 = (uintptr_t)((x348)<(x350));
x352 = (x349)+(x351);
x353 = (x337)-((uintptr_t)(UINTMAX_C(18446744069414584319)));
x354 = (uintptr_t)((x337)<(x353));
x355 = (x353)-(x352);
x356 = (uintptr_t)((x353)<(x355));
x357 = (x354)+(x356);
x358 = (x340)-(x357);
x359 = (uintptr_t)((x340)<(x358));
x360 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x359)==((uintptr_t)(UINTMAX_C(0)))));
x361 = (x360)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x362 = ((x322)&(x360))|((x341)&(x361));
x363 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x359)==((uintptr_t)(UINTMAX_C(0)))));
x364 = (x363)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x365 = ((x327)&(x363))|((x345)&(x364));
x366 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x359)==((uintptr_t)(UINTMAX_C(0)))));
x367 = (x366)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x368 = ((x332)&(x366))|((x350)&(x367));
x369 = ((uintptr_t)(UINTMAX_C(-1)))+((uintptr_t)((x359)==((uintptr_t)(UINTMAX_C(0)))));
x370 = (x369)^((uintptr_t)(UINTMAX_C(18446744073709551615)));
x371 = ((x337)&(x369))|((x355)&(x370));
x372 = x362;
x373 = x365;
x374 = x368;
x375 = x371;
/*skip*/
_br2_store((out0)+((uintptr_t)(UINTMAX_C(0))), x372, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(8))), x373, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(16))), x374, sizeof(uintptr_t));
_br2_store((out0)+((uintptr_t)(UINTMAX_C(24))), x375, sizeof(uintptr_t));
/*skip*/
return;
}
/* NOTE: The following wrapper function is not covered by Coq proofs */
static void fiat_sm2_scalar_mul(uint64_t out1[4], const uint64_t arg1[4], const uint64_t arg2[4]) {
internal_fiat_sm2_scalar_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_scalar_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, x29, x34, x37, x39, x35, x40, x32, x41, x43, x44, x33, x45, x30, x46, x48, x49, x31, x36, x51, x14, x52, x16, x53, x38, x54, x56, x57, x20, x58, x42, x59, x61, x62, x25, x63, x47, x64, x66, x67, x28, x68, x50, x69, x71, x4, x77, x80, x82, x78, x83, x75, x84, x86, x87, x76, x88, x73, x89, x91, x92, x74, x79, x55, x95, x60, x96, x81, x97, x99, x100, x65, x101, x85, x102, x104, x105, x70, x106, x90, x107, x109, x110, x72, x111, x93, x112, x114, x116, x121, x124, x126, x122, x127, x119, x128, x130, x131, x120, x132, x117, x133, x135, x136, x118, x123, x138, x94, x139, x98, x140, x125, x141, x143, x144, x103, x145, x129, x146, x148, x149, x108, x150, x134, x151, x153, x154, x113, x155, x137, x156, x158, x159, x115, x5, x165, x168, x170, x166, x171, x163, x172, x174, x175, x164, x176, x161, x177, x179, x180, x162, x167, x142, x183, x147, x184, x169, x185, x187, x188, x152, x189, x173, x190, x192, x193, x157, x194, x178, x195, x197, x198, x160, x199, x181, x200, x202, x204, x209, x212, x214, x210, x215, x207, x216, x218, x219, x208, x220, x205, x221, x223, x224, x206, x211, x226, x182, x227, x186, x228, x213, x229, x231, x232, x191, x233, x217, x234, x236, x237, x196, x238, x222, x239, x241, x242, x201, x243, x225, x244, x246, x247, x203, x3, x2, x1, x6, x0, x253, x256, x258, x254, x259, x251, x260, x262, x263, x252, x264, x249, x265, x267, x268, x250, x255, x230, x271, x235, x272, x257, x273, x275, x276, x240, x277, x261, x278, x280, x281, x245, x282, x266, x283, x285, x286, x248, x287, x269, x288, x290, x292, x297, x300, x302, x298, x303, x295, x304, x306, x307, x296, x308, x293, x309, x311, x312, x294, x299, x314, x270, x315, x274, x316, x301, x317, x319, x320, x279, x321, x305, x322, x324, x325, x284, x326, x310, x327, x329, x330, x289, x331, x313, x332, x334, x335, x291, 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*/
/*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(3638801332807469429)));
x30 = (x29)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x31 = _br2_mulhuu((x29), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x32 = (x29)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x33 = _br2_mulhuu((x29), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x34 = (x29)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x35 = _br2_mulhuu((x29), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x36 = (x29)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x37 = _br2_mulhuu((x29), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x38 = (x37)+(x34);
x39 = (uintptr_t)((x38)<(x37));
x40 = (x39)+(x35);
x41 = (uintptr_t)((x40)<(x35));
x42 = (x40)+(x32);
x43 = (uintptr_t)((x42)<(x32));
x44 = (x41)+(x43);
x45 = (x44)+(x33);
x46 = (uintptr_t)((x45)<(x33));
x47 = (x45)+(x30);
x48 = (uintptr_t)((x47)<(x30));
x49 = (x46)+(x48);
x50 = (x49)+(x31);
x51 = (x14)+(x36);
x52 = (uintptr_t)((x51)<(x14));
x53 = (x52)+(x16);
x54 = (uintptr_t)((x53)<(x16));
x55 = (x53)+(x38);
x56 = (uintptr_t)((x55)<(x38));
x57 = (x54)+(x56);
x58 = (x57)+(x20);
x59 = (uintptr_t)((x58)<(x20));
x60 = (x58)+(x42);
x61 = (uintptr_t)((x60)<(x42));
x62 = (x59)+(x61);
x63 = (x62)+(x25);
x64 = (uintptr_t)((x63)<(x25));
x65 = (x63)+(x47);
x66 = (uintptr_t)((x65)<(x47));
x67 = (x64)+(x66);
x68 = (x67)+(x28);
x69 = (uintptr_t)((x68)<(x28));
x70 = (x68)+(x50);
x71 = (uintptr_t)((x70)<(x50));
x72 = (x69)+(x71);
x73 = (x4)*(x3);
x74 = _br2_mulhuu((x4), (x3));
x75 = (x4)*(x2);
x76 = _br2_mulhuu((x4), (x2));
x77 = (x4)*(x1);
x78 = _br2_mulhuu((x4), (x1));
x79 = (x4)*(x0);
x80 = _br2_mulhuu((x4), (x0));
x81 = (x80)+(x77);
x82 = (uintptr_t)((x81)<(x80));
x83 = (x82)+(x78);
x84 = (uintptr_t)((x83)<(x78));
x85 = (x83)+(x75);
x86 = (uintptr_t)((x85)<(x75));
x87 = (x84)+(x86);
x88 = (x87)+(x76);
x89 = (uintptr_t)((x88)<(x76));
x90 = (x88)+(x73);
x91 = (uintptr_t)((x90)<(x73));
x92 = (x89)+(x91);
x93 = (x92)+(x74);
x94 = (x55)+(x79);
x95 = (uintptr_t)((x94)<(x55));
x96 = (x95)+(x60);
x97 = (uintptr_t)((x96)<(x60));
x98 = (x96)+(x81);
x99 = (uintptr_t)((x98)<(x81));
x100 = (x97)+(x99);
x101 = (x100)+(x65);
x102 = (uintptr_t)((x101)<(x65));
x103 = (x101)+(x85);
x104 = (uintptr_t)((x103)<(x85));
x105 = (x102)+(x104);
x106 = (x105)+(x70);
x107 = (uintptr_t)((x106)<(x70));
x108 = (x106)+(x90);
x109 = (uintptr_t)((x108)<(x90));
x110 = (x107)+(x109);
x111 = (x110)+(x72);
x112 = (uintptr_t)((x111)<(x72));
x113 = (x111)+(x93);
x114 = (uintptr_t)((x113)<(x93));
x115 = (x112)+(x114);
x116 = (x94)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x117 = (x116)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x118 = _br2_mulhuu((x116), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x119 = (x116)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x120 = _br2_mulhuu((x116), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x121 = (x116)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x122 = _br2_mulhuu((x116), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x123 = (x116)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x124 = _br2_mulhuu((x116), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x125 = (x124)+(x121);
x126 = (uintptr_t)((x125)<(x124));
x127 = (x126)+(x122);
x128 = (uintptr_t)((x127)<(x122));
x129 = (x127)+(x119);
x130 = (uintptr_t)((x129)<(x119));
x131 = (x128)+(x130);
x132 = (x131)+(x120);
x133 = (uintptr_t)((x132)<(x120));
x134 = (x132)+(x117);
x135 = (uintptr_t)((x134)<(x117));
x136 = (x133)+(x135);
x137 = (x136)+(x118);
x138 = (x94)+(x123);
x139 = (uintptr_t)((x138)<(x94));
x140 = (x139)+(x98);
x141 = (uintptr_t)((x140)<(x98));
x142 = (x140)+(x125);
x143 = (uintptr_t)((x142)<(x125));
x144 = (x141)+(x143);
x145 = (x144)+(x103);
x146 = (uintptr_t)((x145)<(x103));
x147 = (x145)+(x129);
x148 = (uintptr_t)((x147)<(x129));
x149 = (x146)+(x148);
x150 = (x149)+(x108);
x151 = (uintptr_t)((x150)<(x108));
x152 = (x150)+(x134);
x153 = (uintptr_t)((x152)<(x134));
x154 = (x151)+(x153);
x155 = (x154)+(x113);
x156 = (uintptr_t)((x155)<(x113));
x157 = (x155)+(x137);
x158 = (uintptr_t)((x157)<(x137));
x159 = (x156)+(x158);
x160 = (x159)+(x115);
x161 = (x5)*(x3);
x162 = _br2_mulhuu((x5), (x3));
x163 = (x5)*(x2);
x164 = _br2_mulhuu((x5), (x2));
x165 = (x5)*(x1);
x166 = _br2_mulhuu((x5), (x1));
x167 = (x5)*(x0);
x168 = _br2_mulhuu((x5), (x0));
x169 = (x168)+(x165);
x170 = (uintptr_t)((x169)<(x168));
x171 = (x170)+(x166);
x172 = (uintptr_t)((x171)<(x166));
x173 = (x171)+(x163);
x174 = (uintptr_t)((x173)<(x163));
x175 = (x172)+(x174);
x176 = (x175)+(x164);
x177 = (uintptr_t)((x176)<(x164));
x178 = (x176)+(x161);
x179 = (uintptr_t)((x178)<(x161));
x180 = (x177)+(x179);
x181 = (x180)+(x162);
x182 = (x142)+(x167);
x183 = (uintptr_t)((x182)<(x142));
x184 = (x183)+(x147);
x185 = (uintptr_t)((x184)<(x147));
x186 = (x184)+(x169);
x187 = (uintptr_t)((x186)<(x169));
x188 = (x185)+(x187);
x189 = (x188)+(x152);
x190 = (uintptr_t)((x189)<(x152));
x191 = (x189)+(x173);
x192 = (uintptr_t)((x191)<(x173));
x193 = (x190)+(x192);
x194 = (x193)+(x157);
x195 = (uintptr_t)((x194)<(x157));
x196 = (x194)+(x178);
x197 = (uintptr_t)((x196)<(x178));
x198 = (x195)+(x197);
x199 = (x198)+(x160);
x200 = (uintptr_t)((x199)<(x160));
x201 = (x199)+(x181);
x202 = (uintptr_t)((x201)<(x181));
x203 = (x200)+(x202);
x204 = (x182)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x205 = (x204)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x206 = _br2_mulhuu((x204), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x207 = (x204)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x208 = _br2_mulhuu((x204), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x209 = (x204)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x210 = _br2_mulhuu((x204), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x211 = (x204)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x212 = _br2_mulhuu((x204), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
x213 = (x212)+(x209);
x214 = (uintptr_t)((x213)<(x212));
x215 = (x214)+(x210);
x216 = (uintptr_t)((x215)<(x210));
x217 = (x215)+(x207);
x218 = (uintptr_t)((x217)<(x207));
x219 = (x216)+(x218);
x220 = (x219)+(x208);
x221 = (uintptr_t)((x220)<(x208));
x222 = (x220)+(x205);
x223 = (uintptr_t)((x222)<(x205));
x224 = (x221)+(x223);
x225 = (x224)+(x206);
x226 = (x182)+(x211);
x227 = (uintptr_t)((x226)<(x182));
x228 = (x227)+(x186);
x229 = (uintptr_t)((x228)<(x186));
x230 = (x228)+(x213);
x231 = (uintptr_t)((x230)<(x213));
x232 = (x229)+(x231);
x233 = (x232)+(x191);
x234 = (uintptr_t)((x233)<(x191));
x235 = (x233)+(x217);
x236 = (uintptr_t)((x235)<(x217));
x237 = (x234)+(x236);
x238 = (x237)+(x196);
x239 = (uintptr_t)((x238)<(x196));
x240 = (x238)+(x222);
x241 = (uintptr_t)((x240)<(x222));
x242 = (x239)+(x241);
x243 = (x242)+(x201);
x244 = (uintptr_t)((x243)<(x201));
x245 = (x243)+(x225);
x246 = (uintptr_t)((x245)<(x225));
x247 = (x244)+(x246);
x248 = (x247)+(x203);
x249 = (x6)*(x3);
x250 = _br2_mulhuu((x6), (x3));
x251 = (x6)*(x2);
x252 = _br2_mulhuu((x6), (x2));
x253 = (x6)*(x1);
x254 = _br2_mulhuu((x6), (x1));
x255 = (x6)*(x0);
x256 = _br2_mulhuu((x6), (x0));
x257 = (x256)+(x253);
x258 = (uintptr_t)((x257)<(x256));
x259 = (x258)+(x254);
x260 = (uintptr_t)((x259)<(x254));
x261 = (x259)+(x251);
x262 = (uintptr_t)((x261)<(x251));
x263 = (x260)+(x262);
x264 = (x263)+(x252);
x265 = (uintptr_t)((x264)<(x252));
x266 = (x264)+(x249);
x267 = (uintptr_t)((x266)<(x249));
x268 = (x265)+(x267);
x269 = (x268)+(x250);
x270 = (x230)+(x255);
x271 = (uintptr_t)((x270)<(x230));
x272 = (x271)+(x235);
x273 = (uintptr_t)((x272)<(x235));
x274 = (x272)+(x257);
x275 = (uintptr_t)((x274)<(x257));
x276 = (x273)+(x275);
x277 = (x276)+(x240);
x278 = (uintptr_t)((x277)<(x240));
x279 = (x277)+(x261);
x280 = (uintptr_t)((x279)<(x261));
x281 = (x278)+(x280);
x282 = (x281)+(x245);
x283 = (uintptr_t)((x282)<(x245));
x284 = (x282)+(x266);
x285 = (uintptr_t)((x284)<(x266));
x286 = (x283)+(x285);
x287 = (x286)+(x248);
x288 = (uintptr_t)((x287)<(x248));
x289 = (x287)+(x269);
x290 = (uintptr_t)((x289)<(x269));
x291 = (x288)+(x290);
x292 = (x270)*((uintptr_t)(UINTMAX_C(3638801332807469429)));
x293 = (x292)*((uintptr_t)(UINTMAX_C(18446744069414584319)));
x294 = _br2_mulhuu((x292), ((uintptr_t)(UINTMAX_C(18446744069414584319))));
x295 = (x292)*((uintptr_t)(UINTMAX_C(18446744073709551615)));
x296 = _br2_mulhuu((x292), ((uintptr_t)(UINTMAX_C(18446744073709551615))));
x297 = (x292)*((uintptr_t)(UINTMAX_C(8215655796475036971)));
x298 = _br2_mulhuu((x292), ((uintptr_t)(UINTMAX_C(8215655796475036971))));
x299 = (x292)*((uintptr_t)(UINTMAX_C(6033684446255071523)));
x300 = _br2_mulhuu((x292), ((uintptr_t)(UINTMAX_C(6033684446255071523))));
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 = (x270)+(x299);
x315 = (uintptr_t)((x314)<(x270));
x316 = (x315)+(x274);
x317 = (uintptr_t)((x316)<(x274));
x318 = (x316)+(x301);
x319 = (uintptr_t)((x318)<(x301));
x320 = (x317)+(x319);
x321 = (x320)+(x279);
x322 = (uintptr_t)((x321)<(x279));
x323 = (x321)+(x305);
x324 = (uintptr_t)((x323)<(x305));
x325 = (x322)+(x324);
x326 = (x325)+(x284);
x327 = (uintptr_t)((x326)<(x284));
x328 = (x326)+(x310);
x329 = (uintptr_t)((x328)<(x310));
x330 = (x327)+(x329);
x331 = (x330)+(x289);
x332 = (uintptr_t)((x331)<(x289));
x333 = (x331)+(x313);
x334 = (uintptr_t)((x333)<(x313));
x335 = (x332)+(x334);
x336 = (x335)+(x291);
x337 = (x318)-((uintptr_t)(UINTMAX_C(6033684446255071523)));
x338 = (uintptr_t)((x318)<(x337));
x339 = (x323)-((uintptr_t)(UINTMAX_C(8215655796475036971)));
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_scalar_square(uint64_t out1[4], const uint64_t arg1[4]) {
internal_fiat_sm2_scalar_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_scalar_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(6033684446255071523)));
x17 = (x10)-((uintptr_t)(UINTMAX_C(8215655796475036971)));
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_scalar_add(uint64_t out1[4], const uint64_t arg1[4], const uint64_t arg2[4]) {
internal_fiat_sm2_scalar_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_scalar_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)&((uintptr_t)(UINTMAX_C(6033684446255071523))));
x17 = ((uintptr_t)((x16)<(x8)))+(x10);
x18 = (x17)+((x15)&((uintptr_t)(UINTMAX_C(8215655796475036971))));
x19 = (((uintptr_t)((x17)<(x10)))+((uintptr_t)((x18)<((x15)&((uintptr_t)(UINTMAX_C(8215655796475036971)))))))+(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*/