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Overview
| Comment: | [Bug 3601804]: platformCPUID segmentation fault on Darwin |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
e6f01c28bd802741f36af5c6f8f43903 |
| User & Date: | jan.nijtmans 2013-01-26 16:55:24 |
Context
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2013-01-28
| ||
| 15:16 | Improve code generation for some ensemble subcommands in cases where full compilation is impossible ... check-in: c8a255c3f3 user: dkf tags: trunk | |
| 00:57 | merge trunk check-in: fbec850cdd user: dkf tags: dkf-bytecode-8.6-main | |
|
2013-01-26
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| 20:06 | merge trunk check-in: f330dcdf6f user: dgp tags: dgp-refactor | |
| 17:04 | merge trunk check-in: e910becf4c user: jan.nijtmans tags: initsubsystems | |
| 16:55 | [Bug 3601804]: platformCPUID segmentation fault on Darwin check-in: e6f01c28bd user: jan.nijtmans tags: trunk | |
| 16:53 | [Bug 3601804]: platformCPUID segmentation fault on Darwin check-in: 2be066838a user: jan.nijtmans tags: core-8-5-branch | |
|
2013-01-25
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| 18:47 | remove unused code check-in: a55a37a15b user: mig tags: trunk | |
Changes
Changes to ChangeLog.
1 2 3 4 5 6 7 | 2013-01-23 Donal K. Fellows <[email protected]> * library/http/http.tcl (http::geturl): [Bug 2911139]: Do not do vwait for connect to avoid reentrancy problems (except when operating without a -command option). Internally, this means that all sockets created by the http package will always be operated in asynchronous mode. | > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 | 2013-01-26 Jan Nijtmans <[email protected]> * unix/tclUnixCompat.c: [Bug 3601804]: platformCPUID segmentation fault on Darwin. 2013-01-23 Donal K. Fellows <[email protected]> * library/http/http.tcl (http::geturl): [Bug 2911139]: Do not do vwait for connect to avoid reentrancy problems (except when operating without a -command option). Internally, this means that all sockets created by the http package will always be operated in asynchronous mode. |
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Changes to unix/tclUnixCompat.c.
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unsigned int index, /* Which CPUID value to retrieve. */
unsigned int *regsPtr) /* Registers after the CPUID. */
{
int status = TCL_ERROR;
/* See: <http://en.wikipedia.org/wiki/CPUID> */
#if defined(HAVE_CPUID)
__asm__ __volatile__("mov %%ebx, %%esi \n\t" /* save %ebx */
"cpuid \n\t"
"xchg %%esi, %%ebx \n\t" /* restore the old %ebx */
: "=a"(regsPtr[0]), "=S"(regsPtr[1]), "=c"(regsPtr[2]), "=d"(regsPtr[3])
: "a"(index));
status = TCL_OK;
#endif
return status;
}
/*
* Local Variables:
| > > > > > > > > | 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 |
unsigned int index, /* Which CPUID value to retrieve. */
unsigned int *regsPtr) /* Registers after the CPUID. */
{
int status = TCL_ERROR;
/* See: <http://en.wikipedia.org/wiki/CPUID> */
#if defined(HAVE_CPUID)
#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"
"xchg %%esi, %%ebx \n\t" /* restore the old %ebx */
: "=a"(regsPtr[0]), "=S"(regsPtr[1]), "=c"(regsPtr[2]), "=d"(regsPtr[3])
: "a"(index));
#endif
status = TCL_OK;
#endif
return status;
}
/*
* Local Variables:
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