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2000-04-24  Ulrich Drepper  <drepper@redhat.com>

	* manager.c (pthread_free): Use FREE_THREAD not FREE_THREAD_SELF.
	* sysdeps/i386/useldt.h: Use "q" constraint instead of "r" where
	necessary.
	* sysdeps/i386/i686/pt-machine.h: Include "../useldt.h".
This commit is contained in:
Ulrich Drepper
2000-04-25 04:28:38 +00:00
parent 4ded1f0874
commit 9bf4d6404e
4 changed files with 17 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
linuxthreads/sysdeps/i386/i686/pt-machine.h
+1 -1
View File
@@ -64,4 +64,4 @@ __compare_and_swap (long int *p, long int oldval, long int newval)
/* Use the LDT implementation only if the kernel is fixed. */
//#include "../useldt.h"
#include "../useldt.h"
linuxthreads/sysdeps/i386/useldt.h
+7 -8
View File
@@ -1,6 +1,6 @@
/* Special definitions for ix86 machine using segment register based
thread descriptor.
Copyright (C) 1998 Free Software Foundation, Inc.
Copyright (C) 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>.
@@ -65,15 +65,14 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
{ nr, (unsigned long int) descr, sizeof (*descr), 1, 0, 0, 0, 0, 1, 0 }; \
if (__modify_ldt (1, &ldt_entry, sizeof (ldt_entry)) != 0) \
abort (); \
__asm__ __volatile__ ("movw %w0, %%gs" : : "r" (nr * 8 + 7)); \
__asm__ __volatile__ ("movw %w0, %%gs" : : "q" (nr * 8 + 7)); \
}
/* Free resources associated with thread descriptor. */
#define FREE_THREAD_SELF(descr, nr) \
#define FREE_THREAD(descr, nr) \
{ \
struct modify_ldt_ldt_s ldt_entry = \
{ nr, 0, 0, 0, 0, 1, 0, 1, 0, 0 }; \
__asm__ __volatile__ ("movw %w0,%%gs" : : "r" (0)); \
__modify_ldt (1, &ldt_entry, sizeof (ldt_entry)); \
}
@@ -83,7 +82,7 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
__typeof__ (descr->member) __value; \
if (sizeof (__value) == 1) \
__asm__ __volatile__ ("movb %%gs:%P2,%b0" \
: "=r" (__value) \
: "=q" (__value) \
: "0" (0), \
"i" (offsetof (struct _pthread_descr_struct, \
member))); \
@@ -107,7 +106,7 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
__typeof__ (descr->member) __value; \
if (sizeof (__value) == 1) \
__asm__ __volatile__ ("movb %%gs:(%2),%b0" \
: "=r" (__value) \
: "=q" (__value) \
: "0" (0), \
"r" (offsetof (struct _pthread_descr_struct, \
member))); \
@@ -131,7 +130,7 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
__typeof__ (descr->member) __value = (value); \
if (sizeof (__value) == 1) \
__asm__ __volatile__ ("movb %0,%%gs:%P1" : \
: "r" (__value), \
: "q" (__value), \
"i" (offsetof (struct _pthread_descr_struct, \
member))); \
else \
@@ -153,7 +152,7 @@ extern int __modify_ldt (int, struct modify_ldt_ldt_s *, size_t);
__typeof__ (descr->member) __value = (value); \
if (sizeof (__value) == 1) \
__asm__ __volatile__ ("movb %0,%%gs:(%1)" : \
: "r" (__value), \
: "q" (__value), \
"r" (offsetof (struct _pthread_descr_struct, \
member))); \
else \