fix: SIMD instruction set detection on non-x86 hardware

[proxmark3-svn] / client / cmdhfmfhard.c

diff --git a/client/cmdhfmfhard.c b/client/cmdhfmfhard.c
index e8050d25e9bec8a9f5a2e244d380c80fa52b6680..96c3a989f511f4bff60b07012e792099b86ff541 100644 (file)
--- a/client/cmdhfmfhard.c
+++ b/client/cmdhfmfhard.c
@@ -32,6 +32,7 @@
 #include "crapto1/crapto1.h"
 #include "parity.h"
 #include "hardnested/hardnested_bruteforce.h"
+#include "hardnested/hardnested_bf_core.h"
 #include "hardnested/hardnested_bitarray_core.h"
 #include "zlib.h"
 
@@ -71,25 +72,32 @@ static float brute_force_per_second;
 
 
 static void get_SIMD_instruction_set(char* instruction_set) {
-       #if !defined(__APPLE__) || (defined(__APPLE__) && (__clang_major__ > 8))
-               #if (__GNUC__ >= 5) && (__GNUC__ > 5 || __GNUC_MINOR__ > 2)
-       if (__builtin_cpu_supports("avx512f")) strcpy(instruction_set, "AVX512F");
-       else if (__builtin_cpu_supports("avx2")) strcpy(instruction_set, "AVX2");
-               #else 
-       if (__builtin_cpu_supports("avx2")) strcpy(instruction_set, "AVX2");
-               #endif
-       else if (__builtin_cpu_supports("avx")) strcpy(instruction_set, "AVX");
-       else if (__builtin_cpu_supports("sse2")) strcpy(instruction_set, "SSE2");
-       else if (__builtin_cpu_supports("mmx")) strcpy(instruction_set, "MMX");
-       else 
-       #endif
-               strcpy(instruction_set, "unsupported");
+       switch(GetSIMDInstrAuto()) {
+               case SIMD_AVX512:
+                       strcpy(instruction_set, "AVX512F");
+                       break;
+               case SIMD_AVX2:
+                       strcpy(instruction_set, "AVX2");
+                       break;
+               case SIMD_AVX:
+                       strcpy(instruction_set, "AVX");
+                       break;
+               case SIMD_SSE2:
+                       strcpy(instruction_set, "SSE2");
+                       break;
+               case SIMD_MMX:
+                       strcpy(instruction_set, "MMX");
+                       break;
+               default:
+                       strcpy(instruction_set, "no");
+                       break;
+       }       
 }
 
 
 static void print_progress_header(void) {
        char progress_text[80];
-       char instr_set[12] = "";
+       char instr_set[12] = {0};
        get_SIMD_instruction_set(instr_set);
        sprintf(progress_text, "Start using %d threads and %s SIMD core", num_CPUs(), instr_set);
        PrintAndLog("\n\n");
@@ -2526,6 +2534,10 @@ static void set_test_state(uint8_t byte)
 int mfnestedhard(uint8_t blockNo, uint8_t keyType, uint8_t *key, uint8_t trgBlockNo, uint8_t trgKeyType, uint8_t *trgkey, bool nonce_file_read, bool nonce_file_write, bool slow, int tests) 
 {
        char progress_text[80];
+       
+       char instr_set[12] = {0};
+       get_SIMD_instruction_set(instr_set);
+       PrintAndLog("Using %s SIMD core.", instr_set);
 
        srand((unsigned) time(NULL));
        brute_force_per_second = brute_force_benchmark();