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15c19147a8
glibc/sysdeps
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H.J. Lu 15c19147a8 x86-64/swapcontext: Restore the pointer into %rdx after syscall 
To prepare for shadow stack support, restore the pointer into %rdx after
syscall and use %rdx, instead of %rsi, to restore context.  There is no
functional change.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Reviewed-by: Carlos O'Donell <carlos@redhat.com>

	* sysdeps/unix/sysv/linux/x86_64/swapcontext.S (__swapcontext):
	Restore the pointer into %rdx, after syscall and use %rdx,
	instead of %rsi, to restore context.
2018-05-02 06:26:19 -07:00
..
aarch64 elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
alpha elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
arm Drop fpregset unused symbol exposition 2018-04-20 01:27:13 +02:00
generic elf: Correct absolute (SHN_ABS) symbol run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
gnu Increase robustness of internal dlopen() by using RTLD_NOW [BZ #22766] 2018-04-26 10:41:43 -03:00
hppa Update hppa libm-test-ulps 2018-04-20 15:36:41 -03:00
htl hurd: Avoid exposing all <sched.h> symbols from sys/types.h 2018-04-19 20:24:36 +02:00
hurd hurd: Fix hurd installed headers test 2018-04-20 00:16:40 +02:00
i386 Drop fpregset unused symbol exposition 2018-04-20 01:27:13 +02:00
ia64 elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
ieee754 Improves __ieee754_exp(x) performance by 18-37% when |x| < 1.0397 2018-04-15 18:46:37 -04:00
init_array sysdeps/init_array: Add PREINIT_FUNCTION to crti.S 2018-01-29 10:22:26 -08:00
m68k Drop fpregset unused symbol exposition 2018-04-20 01:27:13 +02:00
mach Fix Hurd glibc build with GCC 8. 2018-04-24 16:33:47 +00:00
microblaze elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
mips Drop fpregset unused symbol exposition 2018-04-20 01:27:13 +02:00
nios2 Update sysdeps/nios2/libm-test-ulps 2018-04-19 12:00:58 -07:00
nptl Increase robustness of internal dlopen() by using RTLD_NOW [BZ #22766] 2018-04-26 10:41:43 -03:00
posix Consolidate Linux readdir{64}{_r} implementation 2018-04-06 17:49:02 -03:00
powerpc powerpc64*: fix the order of implied sysdeps directories 2018-04-27 16:32:01 -03:00
pthread hurd: fix sigevent's sigev_notify_attributes field type 2018-04-19 21:43:44 +02:00
riscv elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
s390 S390: Regenerate ULPs. 2018-04-05 16:24:06 +02:00
sh elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00
sparc Update SPARC libm-test-ulps. 2018-04-05 17:10:03 -03:00
unix x86-64/swapcontext: Restore the pointer into %rdx after syscall 2018-05-02 06:26:19 -07:00
wordsize-32 Use libc_hidden_* for strtoumax (bug 15105). 2018-02-28 14:16:21 +00:00
wordsize-64 Use libc_hidden_* for strtoumax (bug 15105). 2018-02-28 14:16:21 +00:00
x86 x86: Use pad in pthread_unwind_buf to preserve shadow stack register 2018-05-02 06:17:41 -07:00
x86_64 elf: Unify symbol address run-time calculation [BZ #19818] 2018-04-04 23:09:37 +01:00