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2002-09-30 Roland McGrath <roland@redhat.com> 

* sysdeps/unix/sysv/linux/i386/sysdep.h [USE_TLS && HAVE___THREAD]
	(SYSCALL_ERROR_HANDLER): Use direct-%gs form of TLS access for errno.
This commit is contained in:
Roland McGrath 2002-09-30 10:26:28 +00:00
parent 82685ecbd7
commit 7de490c686
1 changed files with 3 additions and 4 deletions
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7
sysdeps/unix/sysv/linux/i386/sysdep.h
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@ -99,11 +99,10 @@ __i686.get_pc_thunk.reg: \
# define SYSCALL_ERROR_HANDLER \ # define SYSCALL_ERROR_HANDLER \
0:SETUP_PIC_REG (cx); \ 0:SETUP_PIC_REG (cx); \
addl $_GLOBAL_OFFSET_TABLE_, %ecx; \ addl $_GLOBAL_OFFSET_TABLE_, %ecx; \
movl errno@gotntpoff(%ecx), %ecx; \
xorl %edx, %edx; \ xorl %edx, %edx; \
subl %eax, %edx; \ subl %eax, %edx; \
movl %gs:0, %eax; \ movl %edx, %gs:0(%ecx); \
subl errno@gottpoff(%ecx), %eax; \
movl %edx, (%eax); \
orl $-1, %eax; \ orl $-1, %eax; \
jmp L(pseudo_end); jmp L(pseudo_end);
# else # else
@ -127,7 +126,7 @@ __i686.get_pc_thunk.reg: \
# endif # endif
# else # else
# define SYSCALL_ERROR_HANDLER \ # define SYSCALL_ERROR_HANDLER \
0:define SETUP_PIC_REG(cx); \ 0:SETUP_PIC_REG(cx); \
addl $_GLOBAL_OFFSET_TABLE_, %ecx; \ addl $_GLOBAL_OFFSET_TABLE_, %ecx; \
xorl %edx, %edx; \ xorl %edx, %edx; \
subl %eax, %edx; \ subl %eax, %edx; \