2000-04-03  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/i386/dl-machine.h (RTLD_START): Squeeze one more
	instruction out of the code.
This commit is contained in:
Ulrich Drepper 2000-04-03 07:05:57 +00:00
parent cf197e41e7
commit 0a63529d38
2 changed files with 12 additions and 8 deletions

View File

@ -1,3 +1,8 @@
2000-04-03 Ulrich Drepper <drepper@redhat.com>
* sysdeps/i386/dl-machine.h (RTLD_START): Squeeze one more
instruction out of the code.
2000-04-02 Ulrich Drepper <drepper@redhat.com>
* elf/dl-fini.c (_dl_fini): Increment j counter after swapping in

View File

@ -220,25 +220,24 @@ _dl_start_user:\n\
movl _dl_skip_args@GOT(%ebx), %eax\n\
movl (%eax), %eax\n\
# Pop the original argument count.\n\
popl %esi\n\
popl %edx\n\
# Adjust the stack pointer to skip _dl_skip_args words.\n\
leal (%esp,%eax,4), %esp\n\
# Subtract _dl_skip_args from argc.\n\
subl %eax, %esi\n\
subl %eax, %edx\n\
# Push argc back on the stack.\n\
push %esi\n\
push %edx\n\
# The special initializer gets called with the stack just\n\
# as the application's entry point will see it; it can\n\
# switch stacks if it moves these contents over.\n\
" RTLD_START_SPECIAL_INIT "\n\
# Load the parameters again.\n\
# (eax, edx, ecx, *--esp) = (_dl_loaded, argc, argv, envp)\n\
leal 8(%esp,%esi,4), %edx\n\
movl _dl_loaded@GOT(%ebx), %esi\n\
leal 8(%esp,%edx,4), %eax\n\
leal 4(%esp), %ecx\n\
pushl %edx\n\
movl %esi, %edx\n\
movl _dl_loaded@GOT(%ebx), %eax\n\
movl (%eax), %eax\n\
pushl %eax\n\
movl (%esi), %eax\n\
# Call the function to run the initializers.\n\
call _dl_init@PLT\n\
# Pass our finalizer function to the user in %edx, as per ELF ABI.\n\