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e_padlock.c: make it compile on MacOS X.

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This commit is contained in:
Andy Polyakov 2011-05-18 16:21:54 +00:00
parent b906422149
commit b50842036f
1 changed files with 11 additions and 7 deletions
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18
engines/e_padlock.c
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@ -458,25 +458,27 @@ padlock_available(void)
eax = 0x00000000;
vendor_string[12] = 0;
asm volatile (
"pushq %%rbx\n"
"cpuid\n"
"movl %%ebx,(%1)\n"
"movl %%edx,4(%1)\n"
"movl %%ecx,8(%1)\n"
: "+a"(eax) : "r"(vendor_string) : "rbx", "rcx", "rdx");
"popq %%rbx"
: "+a"(eax) : "r"(vendor_string) : "rcx", "rdx");
if (strcmp(vendor_string, "CentaurHauls") != 0)
return 0;
/* Check for Centaur Extended Feature Flags presence */
eax = 0xC0000000;
asm volatile ("cpuid"
: "+a"(eax) : : "rbx", "rcx", "rdx");
asm volatile ("pushq %%rbx; cpuid; popq %%rbx"
: "+a"(eax) : : "rcx", "rdx");
if (eax < 0xC0000001)
return 0;
/* Read the Centaur Extended Feature Flags */
eax = 0xC0000001;
asm volatile ("cpuid"
: "+a"(eax), "=d"(edx) : : "rbx", "rcx");
asm volatile ("pushq %%rbx; cpuid; popq %%rbx"
: "+a"(eax), "=d"(edx) : : "rcx");
/* Fill up some flags */
padlock_use_ace = ((edx & (0x3<<6)) == (0x3<<6));
@ -532,12 +534,14 @@ static inline void *name(size_t cnt, \
struct padlock_cipher_data *cdata, \
void *out, const void *inp) \
{ void *iv; \
asm volatile ( "leaq 16(%0),%%rdx\n" \
asm volatile ( "pushq %%rbx\n" \
" leaq 16(%0),%%rdx\n" \
" leaq 32(%0),%%rbx\n" \
rep_xcrypt "\n" \
" popq %%rbx" \
: "=a"(iv), "=c"(cnt), "=D"(out), "=S"(inp) \
: "0"(cdata), "1"(cnt), "2"(out), "3"(inp) \
: "rbx", "rdx", "cc", "memory"); \
: "rdx", "cc", "memory"); \
return iv; \
}
#endif