diff options
Diffstat (limited to 'unix/tclUnixCompat.c')
| -rw-r--r-- | unix/tclUnixCompat.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/unix/tclUnixCompat.c b/unix/tclUnixCompat.c index 06c19b9..2a68f7f 100644 --- a/unix/tclUnixCompat.c +++ b/unix/tclUnixCompat.c @@ -36,10 +36,10 @@ * 'length' stay aligned. */ -#define PadBuffer(buffer, length, size) \ - if (((length) % (size))) { \ - (buffer) += ((size) - ((length) % (size))); \ - (length) += ((size) - ((length) % (size))); \ +#define PadBuffer(buffer, length, size) \ + if (((length) % (size))) { \ + (buffer) += ((size) - ((length) % (size))); \ + (length) += ((size) - ((length) % (size))); \ } /* @@ -370,7 +370,7 @@ TclpGetGrNam( #else ThreadSpecificData *tsdPtr = TCL_TSD_INIT(&dataKey); -#ifdef HAVE_GETGRNAM_R_5 +#if defined(HAVE_GETGRNAM_R_5) struct group *grPtr = NULL; /* @@ -962,6 +962,14 @@ CopyString( #endif /* NEED_COPYSTRING */ /* + * Local Variables: + * mode: c + * c-basic-offset: 4 + * fill-column: 78 + * End: + */ + +/* *------------------------------------------------------------------------ * * TclWinCPUID -- @@ -987,17 +995,24 @@ TclWinCPUID( /* See: <http://en.wikipedia.org/wiki/CPUID> */ #if defined(HAVE_CPUID) - __asm__ __volatile__("mov %%ebx, %%edi \n\t" /* save %ebx */ +#if defined(__x86_64__) || defined(_M_AMD64) || defined (_M_X64) + __asm__ __volatile__("movq %%rbx, %%rsi \n\t" /* save %rbx */ + "cpuid \n\t" + "xchgq %%rsi, %%rbx \n\t" /* restore the old %rbx */ + : "=a"(regsPtr[0]), "=S"(regsPtr[1]), "=c"(regsPtr[2]), "=d"(regsPtr[3]) + : "a"(index)); +#else + __asm__ __volatile__("mov %%ebx, %%esi \n\t" /* save %ebx */ "cpuid \n\t" - "mov %%ebx, %%esi \n\t" /* save what cpuid just put in %ebx */ - "mov %%edi, %%ebx \n\t" /* restore the old %ebx */ + "xchg %%esi, %%ebx \n\t" /* restore the old %ebx */ : "=a"(regsPtr[0]), "=S"(regsPtr[1]), "=c"(regsPtr[2]), "=d"(regsPtr[3]) - : "a"(index) : "edi"); + : "a"(index)); +#endif status = TCL_OK; #endif return status; } - + /* * Local Variables: * mode: c |