21396248871

Committed 27 Jan 2026 11:57AM UTC coverage: 90.071% (-0.002%) from 90.073%

Build # 21396248871

Build Type

Pull #5266

github

Committed by

web-flow

Commit Message

Merge 277923e43 into 0d718b146

Pull Request Pull Request #5266: Avoid compiling test_simd.cpp with -m enabling flags

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/src/tests/test_simd.cpp

/*
* (C) 2017 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#include <botan/internal/bswap.h>
#include <botan/internal/loadstor.h>
#include <botan/internal/rotate.h>
#include <botan/internal/stl_util.h>

#if defined(BOTAN_HAS_SIMD_4X32)
   #include <botan/internal/simd_4x32.h>
#endif

#if defined(BOTAN_HAS_SIMD_2X64)
   #include <botan/internal/simd_2x64.h>
#endif

#if defined(BOTAN_HAS_CPUID)
   #include <botan/internal/cpuid.h>
#endif

namespace Botan_Tests {

#if defined(BOTAN_HAS_SIMD_4X32)

class SIMD_4X32_Tests final : public Test {
   public:
      std::vector<Test::Result> run() override {
         Test::Result result("SIMD_4x32");

   #if defined(BOTAN_HAS_CPUID)
         if(!Botan::CPUID::has(Botan::CPUID::Feature::SIMD_4X32)) {
            result.test_note("Skipping SIMD_4x32 tests due to missing CPU support at runtime");
            return {result};
         }
   #endif

         const uint32_t pat1 = 0xAABBCCDD;
         const uint32_t pat2 = 0x87654321;
         const uint32_t pat3 = 0x01234567;
         const uint32_t pat4 = 0xC0D0E0F0;

         // pat1 + pat{1,2,3,4}
         // precomputed to avoid integer overflow warnings
         const uint32_t pat1_1 = 0x557799BA;
         const uint32_t pat1_2 = 0x32210FFE;
         const uint32_t pat1_3 = 0xABDF1244;
         const uint32_t pat1_4 = 0x6B8CADCD;

         test_eq(result, "default init", Botan::SIMD_4x32(), 0, 0, 0, 0);
         test_eq(result, "SIMD scalar constructor", Botan::SIMD_4x32(1, 2, 3, 4), 1, 2, 3, 4);

         const Botan::SIMD_4x32 splat = Botan::SIMD_4x32::splat(pat1);

         test_eq(result, "splat", splat, pat1, pat1, pat1, pat1);

         const Botan::SIMD_4x32 input(pat1, pat2, pat3, pat4);

         const Botan::SIMD_4x32 rol = input.rotl<3>();

         test_eq(result,
                 "rotl",
                 rol,
                 Botan::rotl<3>(pat1),
                 Botan::rotl<3>(pat2),
                 Botan::rotl<3>(pat3),
                 Botan::rotl<3>(pat4));

         const Botan::SIMD_4x32 ror = input.rotr<9>();

         test_eq(result,
                 "rotr",
                 ror,
                 Botan::rotr<9>(pat1),
                 Botan::rotr<9>(pat2),
                 Botan::rotr<9>(pat3),
                 Botan::rotr<9>(pat4));

         Botan::SIMD_4x32 add = input + splat;
         test_eq(result, "add +", add, pat1_1, pat1_2, pat1_3, pat1_4);

         add -= splat;
         test_eq(result, "sub -=", add, pat1, pat2, pat3, pat4);

         add += splat;
         test_eq(result, "add +=", add, pat1_1, pat1_2, pat1_3, pat1_4);

         test_eq(result, "xor", input ^ splat, 0, pat2 ^ pat1, pat3 ^ pat1, pat4 ^ pat1);
         test_eq(result, "or", input | splat, pat1, pat2 | pat1, pat3 | pat1, pat4 | pat1);
         test_eq(result, "and", input & splat, pat1, pat2 & pat1, pat3 & pat1, pat4 & pat1);

         Botan::SIMD_4x32 blender = input;
         blender |= splat;
         test_eq(result, "|=", blender, pat1, pat2 | pat1, pat3 | pat1, pat4 | pat1);
         blender &= splat;
         test_eq(result, "&=", blender, pat1, pat1, pat1, pat1);
         blender ^= splat;
         test_eq(result, "^=", blender, 0, 0, 0, 0);

         blender = ~blender;
         test_eq(result, "~", blender, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);

         blender = blender.shr<23>();
         test_eq(result, ">>", blender, 0x1FF, 0x1FF, 0x1FF, 0x1FF);

         blender = blender.shl<27>();
         test_eq(result, "<<", blender, 0xF8000000, 0xF8000000, 0xF8000000, 0xF8000000);

         blender = ~blender;
         test_eq(result, "~", blender, 0x7FFFFFF, 0x7FFFFFF, 0x7FFFFFF, 0x7FFFFFF);

         blender = input.andc(~blender);
         test_eq(
            result, "andc", blender, ~pat1 & 0xF8000000, ~pat2 & 0xF8000000, ~pat3 & 0xF8000000, ~pat4 & 0xF8000000);

         test_eq(result,
                 "bswap",
                 input.bswap(),
                 Botan::reverse_bytes(pat1),
                 Botan::reverse_bytes(pat2),
                 Botan::reverse_bytes(pat3),
                 Botan::reverse_bytes(pat4));

         Botan::SIMD_4x32 t1(pat1, pat2, pat3, pat4);
         Botan::SIMD_4x32 t2(pat1 + 1, pat2 + 1, pat3 + 1, pat4 + 1);
         Botan::SIMD_4x32 t3(pat1 + 2, pat2 + 2, pat3 + 2, pat4 + 2);
         Botan::SIMD_4x32 t4(pat1 + 3, pat2 + 3, pat3 + 3, pat4 + 3);

         Botan::SIMD_4x32::transpose(t1, t2, t3, t4);

         test_eq(result, "transpose t1", t1, pat1, pat1 + 1, pat1 + 2, pat1 + 3);
         test_eq(result, "transpose t2", t2, pat2, pat2 + 1, pat2 + 2, pat2 + 3);
         test_eq(result, "transpose t3", t3, pat3, pat3 + 1, pat3 + 2, pat3 + 3);
         test_eq(result, "transpose t4", t4, pat4, pat4 + 1, pat4 + 2, pat4 + 3);

         test_eq(result, "shift left 1", input.shift_elems_left<1>(), 0, pat1, pat2, pat3);
         test_eq(result, "shift left 2", input.shift_elems_left<2>(), 0, 0, pat1, pat2);
         test_eq(result, "shift left 3", input.shift_elems_left<3>(), 0, 0, 0, pat1);

         test_eq(result, "shift right 1", input.shift_elems_right<1>(), pat2, pat3, pat4, 0);
         test_eq(result, "shift right 2", input.shift_elems_right<2>(), pat3, pat4, 0, 0);
         test_eq(result, "shift right 3", input.shift_elems_right<3>(), pat4, 0, 0, 0);

         // Test load/stores SIMD wrapper types
         const auto simd_le_in = Botan::hex_decode("ABCDEF01234567890123456789ABCDEF");
         const auto simd_be_in = Botan::hex_decode("0123456789ABCDEFABCDEF0123456789");
         const auto simd_le_array_in = Botan::concat(simd_le_in, simd_be_in);
         const auto simd_be_array_in = Botan::concat(simd_be_in, simd_le_in);

         auto simd_le = Botan::load_le<Botan::SIMD_4x32>(simd_le_in);
         auto simd_be = Botan::load_be<Botan::SIMD_4x32>(simd_be_in);
         auto simd_le_array = Botan::load_le<std::array<Botan::SIMD_4x32, 2>>(simd_le_array_in);
         auto simd_be_array = Botan::load_be<std::array<Botan::SIMD_4x32, 2>>(simd_be_array_in);

         auto simd_le_vec = Botan::store_le<std::vector<uint8_t>>(simd_le);
         auto simd_be_vec = Botan::store_be(simd_be);
         auto simd_le_array_vec = Botan::store_le<std::vector<uint8_t>>(simd_le_array);
         auto simd_be_array_vec = Botan::store_be(simd_be_array);

         result.test_is_eq("roundtrip SIMD little-endian", simd_le_vec, simd_le_in);
         result.test_is_eq(
            "roundtrip SIMD big-endian", std::vector(simd_be_vec.begin(), simd_be_vec.end()), simd_be_in);
         result.test_is_eq("roundtrip SIMD array little-endian", simd_le_array_vec, simd_le_array_in);
         result.test_is_eq("roundtrip SIMD array big-endian",
                           std::vector(simd_be_array_vec.begin(), simd_be_array_vec.end()),
                           simd_be_array_in);

         using StrongSIMD = Botan::Strong<Botan::SIMD_4x32, struct StrongSIMD_>;
         const auto simd_le_strong = Botan::load_le<StrongSIMD>(simd_le_in);
         const auto simd_be_strong = Botan::load_be<StrongSIMD>(simd_be_in);

         result.test_is_eq(
            "roundtrip SIMD strong little-endian", Botan::store_le<std::vector<uint8_t>>(simd_le_strong), simd_le_in);
         result.test_is_eq(
            "roundtrip SIMD strong big-endian", Botan::store_be<std::vector<uint8_t>>(simd_be_strong), simd_be_in);

         return {result};
      }

   private:
      static void test_eq(Test::Result& result,
                          const std::string& op,
                          const Botan::SIMD_4x32& simd,
                          uint32_t exp0,
                          uint32_t exp1,
                          uint32_t exp2,
                          uint32_t exp3) {
         uint8_t arr_be[16 + 15];
         uint8_t arr_be2[16 + 15];
         uint8_t arr_le[16 + 15];
         uint8_t arr_le2[16 + 15];

         for(size_t misalignment = 0; misalignment != 16; ++misalignment) {
            uint8_t* mem_be = arr_be + misalignment;
            uint8_t* mem_be2 = arr_be2 + misalignment;
            uint8_t* mem_le = arr_le + misalignment;
            uint8_t* mem_le2 = arr_le2 + misalignment;

            simd.store_be(mem_be);

            result.test_int_eq(
               "SIMD_4x32 " + op + " elem0 BE", Botan::make_uint32(mem_be[0], mem_be[1], mem_be[2], mem_be[3]), exp0);
            result.test_int_eq(
               "SIMD_4x32 " + op + " elem1 BE", Botan::make_uint32(mem_be[4], mem_be[5], mem_be[6], mem_be[7]), exp1);
            result.test_int_eq(
               "SIMD_4x32 " + op + " elem2 BE", Botan::make_uint32(mem_be[8], mem_be[9], mem_be[10], mem_be[11]), exp2);
            result.test_int_eq("SIMD_4x32 " + op + " elem3 BE",
                               Botan::make_uint32(mem_be[12], mem_be[13], mem_be[14], mem_be[15]),
                               exp3);

            // Check load_be+store_be results in same value
            const Botan::SIMD_4x32 reloaded_be = Botan::SIMD_4x32::load_be(mem_be);
            reloaded_be.store_be(mem_be2);
            result.test_eq(nullptr, "SIMD_4x32 load_be", mem_be, 16, mem_be2, 16);

            simd.store_le(mem_le);

            result.test_int_eq(
               "SIMD_4x32 " + op + " elem0 LE", Botan::make_uint32(mem_le[3], mem_le[2], mem_le[1], mem_le[0]), exp0);
            result.test_int_eq(
               "SIMD_4x32 " + op + " elem1 LE", Botan::make_uint32(mem_le[7], mem_le[6], mem_le[5], mem_le[4]), exp1);
            result.test_int_eq(
               "SIMD_4x32 " + op + " elem2 LE", Botan::make_uint32(mem_le[11], mem_le[10], mem_le[9], mem_le[8]), exp2);
            result.test_int_eq("SIMD_4x32 " + op + " elem3 LE",
                               Botan::make_uint32(mem_le[15], mem_le[14], mem_le[13], mem_le[12]),
                               exp3);

            // Check load_le+store_le results in same value
            const Botan::SIMD_4x32 reloaded_le = Botan::SIMD_4x32::load_le(mem_le);
            reloaded_le.store_le(mem_le2);
            result.test_eq(nullptr, "SIMD_4x32 load_le", mem_le, 16, mem_le2, 16);
         }
      }
};

BOTAN_REGISTER_TEST("utils", "simd_4x32", SIMD_4X32_Tests);
#endif

#if defined(BOTAN_HAS_SIMD_2X64)

class SIMD_2X64_Tests final : public Test {
   public:
      std::vector<Test::Result> run() override {
         Test::Result result("SIMD_2x64");

   #if defined(BOTAN_HAS_CPUID)
         if(!Botan::CPUID::has(Botan::CPUID::Feature::SIMD_2X64)) {
            result.test_note("Skipping SIMD_2x64 tests due to missing CPU support at runtime");
            return {result};
         }
   #endif

         const uint64_t pat1 = 0x2F8C91D4A37E5C10;
         const uint64_t pat2 = 0x1B74A6F8C29D1345;

         const uint64_t pat1_1 = pat1 + pat1;
         const uint64_t pat1_2 = pat1 + pat2;

         test_eq(result, "default init", Botan::SIMD_2x64(), 0, 0);
         test_eq(result, "SIMD scalar constructor", Botan::SIMD_2x64(1, 2), 1, 2);

         const auto input = Botan::SIMD_2x64(pat1, pat2);
         const auto splat = Botan::SIMD_2x64(pat1, pat1);

         const auto rotl = input.rotl<3>();
         test_eq(result, "rotl", rotl, Botan::rotl<3>(pat1), Botan::rotl<3>(pat2));

         const auto rotr = input.rotr<9>();
         test_eq(result, "rotr", rotr, Botan::rotr<9>(pat1), Botan::rotr<9>(pat2));

         test_eq(result, "rotr<8>", input.rotr<8>(), Botan::rotr<8>(pat1), Botan::rotr<8>(pat2));
         test_eq(result, "rotr<16>", input.rotr<16>(), Botan::rotr<16>(pat1), Botan::rotr<16>(pat2));
         test_eq(result, "rotr<24>", input.rotr<24>(), Botan::rotr<24>(pat1), Botan::rotr<24>(pat2));
         test_eq(result, "rotr<32>", input.rotr<32>(), Botan::rotr<32>(pat1), Botan::rotr<32>(pat2));

         const auto add = input + splat;
         test_eq(result, "add +", add, pat1_1, pat1_2);

         test_eq(result, "xor", input ^ splat, 0, pat2 ^ pat1);

         auto shifter = Botan::SIMD_2x64(0xFFFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF);
         shifter = shifter.shr<23>();
         test_eq(result, ">>", shifter, 0x1FFFFFFFFFF, 0x1FFFFFFFFFF);

         shifter = shifter.shl<27>();
         test_eq(result, "<<", shifter, 0xFFFFFFFFF8000000, 0xFFFFFFFFF8000000);

         shifter = input.andc(shifter);
         test_eq(result, "andc", shifter, ~pat1 & 0xFFFFFFFFF8000000, ~pat2 & 0xFFFFFFFFF8000000);

         test_eq(result, "bswap", input.bswap(), Botan::reverse_bytes(pat1), Botan::reverse_bytes(pat2));

         test_eq(result,
                 "reverse_all_bytes",
                 Botan::SIMD_2x64(0x0001020304050607, 0x08090a0b0c0d0e0f).reverse_all_bytes(),
                 0x0f0e0d0c0b0a0908,
                 0x0706050403020100);

         test_eq(result, "swap_lanes", Botan::SIMD_2x64(pat1, pat2).swap_lanes(), pat2, pat1);

         const auto interleave_a = Botan::SIMD_2x64(0x1111111122222222, 0x3333333344444444);
         const auto interleave_b = Botan::SIMD_2x64(0x5555555566666666, 0x7777777788888888);
         test_eq(result,
                 "interleave_high",
                 Botan::SIMD_2x64::interleave_high(interleave_a, interleave_b),
                 0x3333333344444444,
                 0x7777777788888888);

         test_eq(result,
                 "interleave_low",
                 Botan::SIMD_2x64::interleave_low(interleave_a, interleave_b),
                 0x1111111122222222,
                 0x5555555566666666);

         test_eq(result, "all_ones", Botan::SIMD_2x64::all_ones(), 0xFFFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF);

         // Test load/stores SIMD wrapper types
         const auto simd_le_in = Botan::hex_decode("ABCDEF01234567890123456789ABCDEF");
         const auto simd_be_in = Botan::hex_decode("0123456789ABCDEFABCDEF0123456789");
         const auto simd_le_array_in = Botan::concat(simd_le_in, simd_be_in);
         const auto simd_be_array_in = Botan::concat(simd_be_in, simd_le_in);

         auto simd_le = Botan::load_le<Botan::SIMD_2x64>(simd_le_in);
         auto simd_be = Botan::load_be<Botan::SIMD_2x64>(simd_be_in);
         auto simd_le_array = Botan::load_le<std::array<Botan::SIMD_2x64, 2>>(simd_le_array_in);
         auto simd_be_array = Botan::load_be<std::array<Botan::SIMD_2x64, 2>>(simd_be_array_in);

         auto simd_le_vec = Botan::store_le<std::vector<uint8_t>>(simd_le);
         auto simd_be_vec = Botan::store_be(simd_be);
         auto simd_le_array_vec = Botan::store_le<std::vector<uint8_t>>(simd_le_array);
         auto simd_be_array_vec = Botan::store_be(simd_be_array);

         result.test_is_eq("roundtrip SIMD little-endian", simd_le_vec, simd_le_in);
         result.test_is_eq(
            "roundtrip SIMD big-endian", std::vector(simd_be_vec.begin(), simd_be_vec.end()), simd_be_in);
         result.test_is_eq("roundtrip SIMD array little-endian", simd_le_array_vec, simd_le_array_in);
         result.test_is_eq("roundtrip SIMD array big-endian",
                           std::vector(simd_be_array_vec.begin(), simd_be_array_vec.end()),
                           simd_be_array_in);

         using StrongSIMD = Botan::Strong<Botan::SIMD_2x64, struct StrongSIMD_>;
         const auto simd_le_strong = Botan::load_le<StrongSIMD>(simd_le_in);
         const auto simd_be_strong = Botan::load_be<StrongSIMD>(simd_be_in);

         result.test_is_eq(
            "roundtrip SIMD strong little-endian", Botan::store_le<std::vector<uint8_t>>(simd_le_strong), simd_le_in);
         result.test_is_eq(
            "roundtrip SIMD strong big-endian", Botan::store_be<std::vector<uint8_t>>(simd_be_strong), simd_be_in);

         return {result};
      }

   private:
      static void test_eq(
         Test::Result& result, const std::string& op, const Botan::SIMD_2x64& simd, uint64_t exp0, uint64_t exp1) {
         uint8_t arr_be[16 + 15];
         uint8_t arr_be2[16 + 15];
         uint8_t arr_le[16 + 15];
         uint8_t arr_le2[16 + 15];

         for(size_t misalignment = 0; misalignment != 16; ++misalignment) {
            uint8_t* mem_be = arr_be + misalignment;
            uint8_t* mem_be2 = arr_be2 + misalignment;
            uint8_t* mem_le = arr_le + misalignment;
            uint8_t* mem_le2 = arr_le2 + misalignment;

            simd.store_be(mem_be);

            result.test_int_eq(
               "SIMD_2x64 " + op + " elem0 BE",
               Botan::make_uint64(
                  mem_be[0], mem_be[1], mem_be[2], mem_be[3], mem_be[4], mem_be[5], mem_be[6], mem_be[7]),
               exp0);
            result.test_int_eq(
               "SIMD_2x64 " + op + " elem1 BE",
               Botan::make_uint64(
                  mem_be[8], mem_be[9], mem_be[10], mem_be[11], mem_be[12], mem_be[13], mem_be[14], mem_be[15]),
               exp1);

            // Check load_be+store_be results in same value
            const Botan::SIMD_2x64 reloaded_be = Botan::SIMD_2x64::load_be(mem_be);
            reloaded_be.store_be(mem_be2);
            result.test_eq(nullptr, "SIMD_2x64 load_be", mem_be, 16, mem_be2, 16);

            simd.store_le(mem_le);

            result.test_int_eq(
               "SIMD_2x64 " + op + " elem0 LE",
               Botan::make_uint64(
                  mem_le[7], mem_le[6], mem_le[5], mem_le[4], mem_le[3], mem_le[2], mem_le[1], mem_le[0]),
               exp0);
            result.test_int_eq(
               "SIMD_2x64 " + op + " elem1 LE",
               Botan::make_uint64(
                  mem_le[15], mem_le[14], mem_le[13], mem_le[12], mem_le[11], mem_le[10], mem_le[9], mem_le[8]),
               exp1);

            // Check load_le+store_le results in same value
            const Botan::SIMD_2x64 reloaded_le = Botan::SIMD_2x64::load_le(mem_le);
            reloaded_le.store_le(mem_le2);
            result.test_eq(nullptr, "SIMD_2x64 load_le", mem_le, 16, mem_le2, 16);
         }
      }
};

BOTAN_REGISTER_TEST("utils", "simd_2x64", SIMD_2X64_Tests);
#endif

}  // namespace Botan_Tests

1	/*
2	* (C) 2017 Jack Lloyd
3	*
4	* Botan is released under the Simplified BSD License (see license.txt)
5	*/
6
7	#include "tests.h"
8
9	#include <botan/internal/bswap.h>
10	#include <botan/internal/loadstor.h>
11	#include <botan/internal/rotate.h>
12	#include <botan/internal/stl_util.h>
13
14	#if defined(BOTAN_HAS_SIMD_4X32)
15	#include <botan/internal/simd_4x32.h>
16	#endif
17
18	#if defined(BOTAN_HAS_SIMD_2X64)
19	#include <botan/internal/simd_2x64.h>
20	#endif
21
22	#if defined(BOTAN_HAS_CPUID)
23	#include <botan/internal/cpuid.h>
24	#endif
25
26	namespace Botan_Tests {
27
28	#if defined(BOTAN_HAS_SIMD_4X32)
29
30	class SIMD_4X32_Tests final : public Test {	1✔
31	public:
32	std::vector<Test::Result> run() override {	1✔
33	Test::Result result("SIMD_4x32");	1✔
34
35	#if defined(BOTAN_HAS_CPUID)
36	if(!Botan::CPUID::has(Botan::CPUID::Feature::SIMD_4X32)) {	1✔
37	result.test_note("Skipping SIMD_4x32 tests due to missing CPU support at runtime");	×
38	return {result};	×
39	}
40	#endif
41
42	const uint32_t pat1 = 0xAABBCCDD;	1✔
43	const uint32_t pat2 = 0x87654321;	1✔
44	const uint32_t pat3 = 0x01234567;	1✔
45	const uint32_t pat4 = 0xC0D0E0F0;	1✔
46
47	// pat1 + pat{1,2,3,4}
48	// precomputed to avoid integer overflow warnings
49	const uint32_t pat1_1 = 0x557799BA;	1✔
50	const uint32_t pat1_2 = 0x32210FFE;	1✔
51	const uint32_t pat1_3 = 0xABDF1244;	1✔
52	const uint32_t pat1_4 = 0x6B8CADCD;	1✔
53
54	test_eq(result, "default init", Botan::SIMD_4x32(), 0, 0, 0, 0);	1✔
55	test_eq(result, "SIMD scalar constructor", Botan::SIMD_4x32(1, 2, 3, 4), 1, 2, 3, 4);	1✔
56
57	const Botan::SIMD_4x32 splat = Botan::SIMD_4x32::splat(pat1);	1✔
58
59	test_eq(result, "splat", splat, pat1, pat1, pat1, pat1);	1✔
60
61	const Botan::SIMD_4x32 input(pat1, pat2, pat3, pat4);	1✔
62
63	const Botan::SIMD_4x32 rol = input.rotl<3>();	1✔
64
65	test_eq(result,	1✔
66	"rotl",
67	rol,
68	Botan::rotl<3>(pat1),
69	Botan::rotl<3>(pat2),
70	Botan::rotl<3>(pat3),
71	Botan::rotl<3>(pat4));
72
73	const Botan::SIMD_4x32 ror = input.rotr<9>();	1✔
74
75	test_eq(result,	1✔
76	"rotr",
77	ror,
78	Botan::rotr<9>(pat1),
79	Botan::rotr<9>(pat2),
80	Botan::rotr<9>(pat3),
81	Botan::rotr<9>(pat4));
82
83	Botan::SIMD_4x32 add = input + splat;	1✔
84	test_eq(result, "add +", add, pat1_1, pat1_2, pat1_3, pat1_4);	1✔
85
86	add -= splat;	1✔
87	test_eq(result, "sub -=", add, pat1, pat2, pat3, pat4);	1✔
88
89	add += splat;	1✔
90	test_eq(result, "add +=", add, pat1_1, pat1_2, pat1_3, pat1_4);	1✔
91
92	test_eq(result, "xor", input ^ splat, 0, pat2 ^ pat1, pat3 ^ pat1, pat4 ^ pat1);	1✔
93	test_eq(result, "or", input \| splat, pat1, pat2 \| pat1, pat3 \| pat1, pat4 \| pat1);	1✔
94	test_eq(result, "and", input & splat, pat1, pat2 & pat1, pat3 & pat1, pat4 & pat1);	1✔
95
96	Botan::SIMD_4x32 blender = input;	1✔
97	blender \|= splat;	1✔
98	test_eq(result, "\|=", blender, pat1, pat2 \| pat1, pat3 \| pat1, pat4 \| pat1);	1✔
99	blender &= splat;	1✔
100	test_eq(result, "&=", blender, pat1, pat1, pat1, pat1);	1✔
101	blender ^= splat;	1✔
102	test_eq(result, "^=", blender, 0, 0, 0, 0);	1✔
103
104	blender = ~blender;	1✔
105	test_eq(result, "~", blender, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF);	1✔
106
107	blender = blender.shr<23>();	1✔
108	test_eq(result, ">>", blender, 0x1FF, 0x1FF, 0x1FF, 0x1FF);	1✔
109
110	blender = blender.shl<27>();	1✔
111	test_eq(result, "<<", blender, 0xF8000000, 0xF8000000, 0xF8000000, 0xF8000000);	1✔
112
113	blender = ~blender;	1✔
114	test_eq(result, "~", blender, 0x7FFFFFF, 0x7FFFFFF, 0x7FFFFFF, 0x7FFFFFF);	1✔
115
116	blender = input.andc(~blender);	1✔
117	test_eq(	1✔
118	result, "andc", blender, ~pat1 & 0xF8000000, ~pat2 & 0xF8000000, ~pat3 & 0xF8000000, ~pat4 & 0xF8000000);
119
120	test_eq(result,	1✔
121	"bswap",
122	input.bswap(),	1✔
123	Botan::reverse_bytes(pat1),
124	Botan::reverse_bytes(pat2),
125	Botan::reverse_bytes(pat3),
126	Botan::reverse_bytes(pat4));
127
128	Botan::SIMD_4x32 t1(pat1, pat2, pat3, pat4);	1✔
129	Botan::SIMD_4x32 t2(pat1 + 1, pat2 + 1, pat3 + 1, pat4 + 1);	1✔
130	Botan::SIMD_4x32 t3(pat1 + 2, pat2 + 2, pat3 + 2, pat4 + 2);	1✔
131	Botan::SIMD_4x32 t4(pat1 + 3, pat2 + 3, pat3 + 3, pat4 + 3);	1✔
132
133	Botan::SIMD_4x32::transpose(t1, t2, t3, t4);	1✔
134
135	test_eq(result, "transpose t1", t1, pat1, pat1 + 1, pat1 + 2, pat1 + 3);	1✔
136	test_eq(result, "transpose t2", t2, pat2, pat2 + 1, pat2 + 2, pat2 + 3);	1✔
137	test_eq(result, "transpose t3", t3, pat3, pat3 + 1, pat3 + 2, pat3 + 3);	1✔
138	test_eq(result, "transpose t4", t4, pat4, pat4 + 1, pat4 + 2, pat4 + 3);	1✔
139
140	test_eq(result, "shift left 1", input.shift_elems_left<1>(), 0, pat1, pat2, pat3);	1✔
141	test_eq(result, "shift left 2", input.shift_elems_left<2>(), 0, 0, pat1, pat2);	1✔
142	test_eq(result, "shift left 3", input.shift_elems_left<3>(), 0, 0, 0, pat1);	1✔
143
144	test_eq(result, "shift right 1", input.shift_elems_right<1>(), pat2, pat3, pat4, 0);	1✔
145	test_eq(result, "shift right 2", input.shift_elems_right<2>(), pat3, pat4, 0, 0);	1✔
146	test_eq(result, "shift right 3", input.shift_elems_right<3>(), pat4, 0, 0, 0);	1✔
147
148	// Test load/stores SIMD wrapper types
149	const auto simd_le_in = Botan::hex_decode("ABCDEF01234567890123456789ABCDEF");	1✔
150	const auto simd_be_in = Botan::hex_decode("0123456789ABCDEFABCDEF0123456789");	1✔
151	const auto simd_le_array_in = Botan::concat(simd_le_in, simd_be_in);	1✔
152	const auto simd_be_array_in = Botan::concat(simd_be_in, simd_le_in);	1✔
153
154	auto simd_le = Botan::load_le<Botan::SIMD_4x32>(simd_le_in);	1✔
155	auto simd_be = Botan::load_be<Botan::SIMD_4x32>(simd_be_in);	1✔
156	auto simd_le_array = Botan::load_le<std::array<Botan::SIMD_4x32, 2>>(simd_le_array_in);	1✔
157	auto simd_be_array = Botan::load_be<std::array<Botan::SIMD_4x32, 2>>(simd_be_array_in);	1✔
158
159	auto simd_le_vec = Botan::store_le<std::vector<uint8_t>>(simd_le);	1✔
160	auto simd_be_vec = Botan::store_be(simd_be);	1✔
161	auto simd_le_array_vec = Botan::store_le<std::vector<uint8_t>>(simd_le_array);	1✔
162	auto simd_be_array_vec = Botan::store_be(simd_be_array);	1✔
163
164	result.test_is_eq("roundtrip SIMD little-endian", simd_le_vec, simd_le_in);	1✔
165	result.test_is_eq(	2✔
166	"roundtrip SIMD big-endian", std::vector(simd_be_vec.begin(), simd_be_vec.end()), simd_be_in);	1✔
167	result.test_is_eq("roundtrip SIMD array little-endian", simd_le_array_vec, simd_le_array_in);	1✔
168	result.test_is_eq("roundtrip SIMD array big-endian",	2✔
169	std::vector(simd_be_array_vec.begin(), simd_be_array_vec.end()),	1✔
170	simd_be_array_in);
171
172	using StrongSIMD = Botan::Strong<Botan::SIMD_4x32, struct StrongSIMD_>;	1✔
173	const auto simd_le_strong = Botan::load_le<StrongSIMD>(simd_le_in);	1✔
174	const auto simd_be_strong = Botan::load_be<StrongSIMD>(simd_be_in);	1✔
175
176	result.test_is_eq(	2✔
177	"roundtrip SIMD strong little-endian", Botan::store_le<std::vector<uint8_t>>(simd_le_strong), simd_le_in);	1✔
178	result.test_is_eq(	2✔
179	"roundtrip SIMD strong big-endian", Botan::store_be<std::vector<uint8_t>>(simd_be_strong), simd_be_in);	1✔
180
181	return {result};	2✔
182	}	7✔
183
184	private:
185	static void test_eq(Test::Result& result,	30✔
186	const std::string& op,
187	const Botan::SIMD_4x32& simd,
188	uint32_t exp0,
189	uint32_t exp1,
190	uint32_t exp2,
191	uint32_t exp3) {
192	uint8_t arr_be[16 + 15];	30✔
193	uint8_t arr_be2[16 + 15];	30✔
194	uint8_t arr_le[16 + 15];	30✔
195	uint8_t arr_le2[16 + 15];	30✔
196
197	for(size_t misalignment = 0; misalignment != 16; ++misalignment) {	510✔
198	uint8_t* mem_be = arr_be + misalignment;	480✔
199	uint8_t* mem_be2 = arr_be2 + misalignment;	480✔
200	uint8_t* mem_le = arr_le + misalignment;	480✔
201	uint8_t* mem_le2 = arr_le2 + misalignment;	480✔
202
203	simd.store_be(mem_be);	480✔
204
205	result.test_int_eq(	480✔
206	"SIMD_4x32 " + op + " elem0 BE", Botan::make_uint32(mem_be[0], mem_be[1], mem_be[2], mem_be[3]), exp0);	1,440✔
207	result.test_int_eq(	480✔
208	"SIMD_4x32 " + op + " elem1 BE", Botan::make_uint32(mem_be[4], mem_be[5], mem_be[6], mem_be[7]), exp1);	1,440✔
209	result.test_int_eq(	480✔
210	"SIMD_4x32 " + op + " elem2 BE", Botan::make_uint32(mem_be[8], mem_be[9], mem_be[10], mem_be[11]), exp2);	1,440✔
211	result.test_int_eq("SIMD_4x32 " + op + " elem3 BE",	480✔
212	Botan::make_uint32(mem_be[12], mem_be[13], mem_be[14], mem_be[15]),	480✔
213	exp3);
214
215	// Check load_be+store_be results in same value
216	const Botan::SIMD_4x32 reloaded_be = Botan::SIMD_4x32::load_be(mem_be);	480✔
217	reloaded_be.store_be(mem_be2);	480✔
218	result.test_eq(nullptr, "SIMD_4x32 load_be", mem_be, 16, mem_be2, 16);	480✔
219
220	simd.store_le(mem_le);	480✔
221
222	result.test_int_eq(	480✔
223	"SIMD_4x32 " + op + " elem0 LE", Botan::make_uint32(mem_le[3], mem_le[2], mem_le[1], mem_le[0]), exp0);	1,440✔
224	result.test_int_eq(	480✔
225	"SIMD_4x32 " + op + " elem1 LE", Botan::make_uint32(mem_le[7], mem_le[6], mem_le[5], mem_le[4]), exp1);	1,440✔
226	result.test_int_eq(	480✔
227	"SIMD_4x32 " + op + " elem2 LE", Botan::make_uint32(mem_le[11], mem_le[10], mem_le[9], mem_le[8]), exp2);	1,440✔
228	result.test_int_eq("SIMD_4x32 " + op + " elem3 LE",	480✔
229	Botan::make_uint32(mem_le[15], mem_le[14], mem_le[13], mem_le[12]),	480✔
230	exp3);
231
232	// Check load_le+store_le results in same value
233	const Botan::SIMD_4x32 reloaded_le = Botan::SIMD_4x32::load_le(mem_le);	480✔
234	reloaded_le.store_le(mem_le2);	480✔
235	result.test_eq(nullptr, "SIMD_4x32 load_le", mem_le, 16, mem_le2, 16);	960✔
236	}
237	}	30✔
238	};
239
240	BOTAN_REGISTER_TEST("utils", "simd_4x32", SIMD_4X32_Tests);
241	#endif
242
243	#if defined(BOTAN_HAS_SIMD_2X64)
244
245	class SIMD_2X64_Tests final : public Test {	1✔
246	public:
247	std::vector<Test::Result> run() override {	1✔
248	Test::Result result("SIMD_2x64");	1✔
249
250	#if defined(BOTAN_HAS_CPUID)
251	if(!Botan::CPUID::has(Botan::CPUID::Feature::SIMD_2X64)) {	1✔
252	result.test_note("Skipping SIMD_2x64 tests due to missing CPU support at runtime");	×
253	return {result};	×
254	}
255	#endif
256
257	const uint64_t pat1 = 0x2F8C91D4A37E5C10;	1✔
258	const uint64_t pat2 = 0x1B74A6F8C29D1345;	1✔
259
260	const uint64_t pat1_1 = pat1 + pat1;	1✔
261	const uint64_t pat1_2 = pat1 + pat2;	1✔
262
263	test_eq(result, "default init", Botan::SIMD_2x64(), 0, 0);	1✔
264	test_eq(result, "SIMD scalar constructor", Botan::SIMD_2x64(1, 2), 1, 2);	1✔
265
266	const auto input = Botan::SIMD_2x64(pat1, pat2);	1✔
267	const auto splat = Botan::SIMD_2x64(pat1, pat1);	1✔
268
269	const auto rotl = input.rotl<3>();	1✔
270	test_eq(result, "rotl", rotl, Botan::rotl<3>(pat1), Botan::rotl<3>(pat2));	1✔
271
272	const auto rotr = input.rotr<9>();	1✔
273	test_eq(result, "rotr", rotr, Botan::rotr<9>(pat1), Botan::rotr<9>(pat2));	1✔
274
275	test_eq(result, "rotr<8>", input.rotr<8>(), Botan::rotr<8>(pat1), Botan::rotr<8>(pat2));	1✔
276	test_eq(result, "rotr<16>", input.rotr<16>(), Botan::rotr<16>(pat1), Botan::rotr<16>(pat2));	1✔
277	test_eq(result, "rotr<24>", input.rotr<24>(), Botan::rotr<24>(pat1), Botan::rotr<24>(pat2));	1✔
278	test_eq(result, "rotr<32>", input.rotr<32>(), Botan::rotr<32>(pat1), Botan::rotr<32>(pat2));	1✔
279
280	const auto add = input + splat;	1✔
281	test_eq(result, "add +", add, pat1_1, pat1_2);	1✔
282
283	test_eq(result, "xor", input ^ splat, 0, pat2 ^ pat1);	1✔
284
285	auto shifter = Botan::SIMD_2x64(0xFFFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF);	1✔
286	shifter = shifter.shr<23>();	1✔
287	test_eq(result, ">>", shifter, 0x1FFFFFFFFFF, 0x1FFFFFFFFFF);	1✔
288
289	shifter = shifter.shl<27>();	1✔
290	test_eq(result, "<<", shifter, 0xFFFFFFFFF8000000, 0xFFFFFFFFF8000000);	1✔
291
292	shifter = input.andc(shifter);	1✔
293	test_eq(result, "andc", shifter, ~pat1 & 0xFFFFFFFFF8000000, ~pat2 & 0xFFFFFFFFF8000000);	1✔
294
295	test_eq(result, "bswap", input.bswap(), Botan::reverse_bytes(pat1), Botan::reverse_bytes(pat2));	1✔
296
297	test_eq(result,	1✔
298	"reverse_all_bytes",
299	Botan::SIMD_2x64(0x0001020304050607, 0x08090a0b0c0d0e0f).reverse_all_bytes(),	1✔
300	0x0f0e0d0c0b0a0908,
301	0x0706050403020100);
302
303	test_eq(result, "swap_lanes", Botan::SIMD_2x64(pat1, pat2).swap_lanes(), pat2, pat1);	1✔
304
305	const auto interleave_a = Botan::SIMD_2x64(0x1111111122222222, 0x3333333344444444);	1✔
306	const auto interleave_b = Botan::SIMD_2x64(0x5555555566666666, 0x7777777788888888);	1✔
307	test_eq(result,	1✔
308	"interleave_high",
309	Botan::SIMD_2x64::interleave_high(interleave_a, interleave_b),	1✔
310	0x3333333344444444,
311	0x7777777788888888);
312
313	test_eq(result,	1✔
314	"interleave_low",
315	Botan::SIMD_2x64::interleave_low(interleave_a, interleave_b),	1✔
316	0x1111111122222222,
317	0x5555555566666666);
318
319	test_eq(result, "all_ones", Botan::SIMD_2x64::all_ones(), 0xFFFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF);	1✔
320
321	// Test load/stores SIMD wrapper types
322	const auto simd_le_in = Botan::hex_decode("ABCDEF01234567890123456789ABCDEF");	1✔
323	const auto simd_be_in = Botan::hex_decode("0123456789ABCDEFABCDEF0123456789");	1✔
324	const auto simd_le_array_in = Botan::concat(simd_le_in, simd_be_in);	1✔
325	const auto simd_be_array_in = Botan::concat(simd_be_in, simd_le_in);	1✔
326
327	auto simd_le = Botan::load_le<Botan::SIMD_2x64>(simd_le_in);	1✔
328	auto simd_be = Botan::load_be<Botan::SIMD_2x64>(simd_be_in);	1✔
329	auto simd_le_array = Botan::load_le<std::array<Botan::SIMD_2x64, 2>>(simd_le_array_in);	1✔
330	auto simd_be_array = Botan::load_be<std::array<Botan::SIMD_2x64, 2>>(simd_be_array_in);	1✔
331
332	auto simd_le_vec = Botan::store_le<std::vector<uint8_t>>(simd_le);	1✔
333	auto simd_be_vec = Botan::store_be(simd_be);	1✔
334	auto simd_le_array_vec = Botan::store_le<std::vector<uint8_t>>(simd_le_array);	1✔
335	auto simd_be_array_vec = Botan::store_be(simd_be_array);	1✔
336
337	result.test_is_eq("roundtrip SIMD little-endian", simd_le_vec, simd_le_in);	1✔
338	result.test_is_eq(	2✔
339	"roundtrip SIMD big-endian", std::vector(simd_be_vec.begin(), simd_be_vec.end()), simd_be_in);	1✔
340	result.test_is_eq("roundtrip SIMD array little-endian", simd_le_array_vec, simd_le_array_in);	1✔
341	result.test_is_eq("roundtrip SIMD array big-endian",	2✔
342	std::vector(simd_be_array_vec.begin(), simd_be_array_vec.end()),	1✔
343	simd_be_array_in);
344
345	using StrongSIMD = Botan::Strong<Botan::SIMD_2x64, struct StrongSIMD_>;	1✔
346	const auto simd_le_strong = Botan::load_le<StrongSIMD>(simd_le_in);	1✔
347	const auto simd_be_strong = Botan::load_be<StrongSIMD>(simd_be_in);	1✔
348
349	result.test_is_eq(	2✔
350	"roundtrip SIMD strong little-endian", Botan::store_le<std::vector<uint8_t>>(simd_le_strong), simd_le_in);	1✔
351	result.test_is_eq(	2✔
352	"roundtrip SIMD strong big-endian", Botan::store_be<std::vector<uint8_t>>(simd_be_strong), simd_be_in);	1✔
353
354	return {result};	2✔
355	}	7✔
356
357	private:
358	static void test_eq(	19✔
359	Test::Result& result, const std::string& op, const Botan::SIMD_2x64& simd, uint64_t exp0, uint64_t exp1) {
360	uint8_t arr_be[16 + 15];	19✔
361	uint8_t arr_be2[16 + 15];	19✔
362	uint8_t arr_le[16 + 15];	19✔
363	uint8_t arr_le2[16 + 15];	19✔
364
365	for(size_t misalignment = 0; misalignment != 16; ++misalignment) {	323✔
366	uint8_t* mem_be = arr_be + misalignment;	304✔
367	uint8_t* mem_be2 = arr_be2 + misalignment;	304✔
368	uint8_t* mem_le = arr_le + misalignment;	304✔
369	uint8_t* mem_le2 = arr_le2 + misalignment;	304✔
370
371	simd.store_be(mem_be);	304✔
372
373	result.test_int_eq(	304✔
374	"SIMD_2x64 " + op + " elem0 BE",	912✔
375	Botan::make_uint64(
376	mem_be[0], mem_be[1], mem_be[2], mem_be[3], mem_be[4], mem_be[5], mem_be[6], mem_be[7]),	304✔
377	exp0);
378	result.test_int_eq(	304✔
379	"SIMD_2x64 " + op + " elem1 BE",	912✔
380	Botan::make_uint64(
381	mem_be[8], mem_be[9], mem_be[10], mem_be[11], mem_be[12], mem_be[13], mem_be[14], mem_be[15]),	304✔
382	exp1);
383
384	// Check load_be+store_be results in same value
385	const Botan::SIMD_2x64 reloaded_be = Botan::SIMD_2x64::load_be(mem_be);	304✔
386	reloaded_be.store_be(mem_be2);	304✔
387	result.test_eq(nullptr, "SIMD_2x64 load_be", mem_be, 16, mem_be2, 16);	304✔
388
389	simd.store_le(mem_le);	304✔
390
391	result.test_int_eq(	304✔
392	"SIMD_2x64 " + op + " elem0 LE",	912✔
393	Botan::make_uint64(
394	mem_le[7], mem_le[6], mem_le[5], mem_le[4], mem_le[3], mem_le[2], mem_le[1], mem_le[0]),	304✔
395	exp0);
396	result.test_int_eq(	304✔
397	"SIMD_2x64 " + op + " elem1 LE",	912✔
398	Botan::make_uint64(
399	mem_le[15], mem_le[14], mem_le[13], mem_le[12], mem_le[11], mem_le[10], mem_le[9], mem_le[8]),	304✔
400	exp1);
401
402	// Check load_le+store_le results in same value
403	const Botan::SIMD_2x64 reloaded_le = Botan::SIMD_2x64::load_le(mem_le);	304✔
404	reloaded_le.store_le(mem_le2);	304✔
405	result.test_eq(nullptr, "SIMD_2x64 load_le", mem_le, 16, mem_le2, 16);	608✔
406	}
407	}	19✔
408	};
409
410	BOTAN_REGISTER_TEST("utils", "simd_2x64", SIMD_2X64_Tests);
411	#endif
412
413	} // namespace Botan_Tests

randombit / botan / 21396248871

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