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slow-hash: fix build on arm

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moneromooo-monero 2019-02-21 19:14:19 +00:00
parent 5057eb1199
commit 1b8757dddc
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GPG key ID: 686F07454D6CEFC3
4 changed files with 42 additions and 27 deletions
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5
src/crypto/CMakeLists.txt
View file

@ -46,9 +46,12 @@ set(crypto_sources
skein.c
slow-hash.c
CryptonightR_JIT.c
CryptonightR_template.S
tree-hash.c)
if(ARCH_ID STREQUAL "i386" OR ARCH_ID STREQUAL "x86_64" OR ARCH_ID STREQUAL "x86-64")
list(APPEND crypto_sources CryptonightR_template.S)
endif()
set(crypto_headers)
set(crypto_private_headers

4
src/crypto/CryptonightR_JIT.c
View file

@ -12,6 +12,7 @@
#include "CryptonightR_template.h"
static const uint8_t prologue[] = {
#if defined __i386 || defined __x86_64__
0x4C, 0x8B, 0xD7, // mov r10, rdi
0x53, // push rbx
0x55, // push rbp
@ -26,9 +27,11 @@ static const uint8_t prologue[] = {
0x41, 0x8B, 0x42, 0x18, // mov eax, DWORD PTR [r10+24]
0x41, 0x8B, 0x52, 0x1C, // mov edx, DWORD PTR [r10+28]
0x45, 0x8B, 0x4A, 0x20, // mov r9d, DWORD PTR [r10+32]
#endif
};
static const uint8_t epilogue[] = {
#if defined __i386 || defined __x86_64__
0x49, 0x8B, 0xE3, // mov rsp, r11
0x41, 0x89, 0x1A, // mov DWORD PTR [r10], ebx
0x41, 0x89, 0x72, 0x04, // mov DWORD PTR [r10+4], esi
@ -38,6 +41,7 @@ static const uint8_t epilogue[] = {
0x5D, // pop rbp
0x5B, // pop rbx
0xC3, // ret
#endif
};
#define APPEND_CODE(src, size) \

6
src/crypto/CryptonightR_JIT.h
View file

@ -8,7 +8,11 @@
// - Call v4_generate_JIT_code with "buf" pointed to memory allocated on previous step
// - Call the generated code instead of "v4_random_math(code, r)", omit the "code" parameter
typedef void (*v4_random_math_JIT_func)(uint32_t* r) __attribute__((sysv_abi));
typedef void (*v4_random_math_JIT_func)(uint32_t* r)
#if defined __i386 || defined __x86_64__
__attribute__((sysv_abi))
#endif
;
// Given the random math sequence, generates machine code (x86-64) for it
// Returns 0 if code was generated successfully

54
src/crypto/slow-hash.c
View file

@ -65,6 +65,31 @@ static void local_abort(const char *msg)
#endif
}
volatile int use_v4_jit_flag = -1;
static inline int use_v4_jit(void)
{
#if defined(__x86_64__)
if (use_v4_jit_flag != -1)
return use_v4_jit_flag;
const char *env = getenv("MONERO_USE_CNV4_JIT");
if (!env) {
use_v4_jit_flag = 0;
}
else if (!strcmp(env, "0") || !strcmp(env, "no")) {
use_v4_jit_flag = 0;
}
else {
use_v4_jit_flag = 1;
}
return use_v4_jit_flag;
#else
return 0;
#endif
}
#define VARIANT1_1(p) \
do if (variant == 1) \
{ \
@ -494,31 +519,6 @@ STATIC INLINE int force_software_aes(void)
return use;
}
volatile int use_v4_jit_flag = -1;
STATIC INLINE int use_v4_jit(void)
{
#if defined(__x86_64__)
if (use_v4_jit_flag != -1)
return use_v4_jit_flag;
const char *env = getenv("MONERO_USE_CNV4_JIT");
if (!env) {
use_v4_jit_flag = 0;
}
else if (!strcmp(env, "0") || !strcmp(env, "no")) {
use_v4_jit_flag = 0;
}
else {
use_v4_jit_flag = 1;
}
return use_v4_jit_flag;
#else
return 0;
#endif
}
STATIC INLINE int check_aes_hw(void)
{
int cpuid_results[4];
@ -1029,6 +1029,8 @@ void slow_hash_free_state(void)
#define U64(x) ((uint64_t *) (x))
#define hp_jitfunc ((v4_random_math_JIT_func)NULL)
STATIC INLINE void xor64(uint64_t *a, const uint64_t b)
{
*a ^= b;
@ -1574,6 +1576,8 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
#else
// Portable implementation as a fallback
#define hp_jitfunc ((v4_random_math_JIT_func)NULL)
void slow_hash_allocate_state(void)
{
// Do nothing, this is just to maintain compatibility with the upgraded slow-hash.c