From 649bf1332071954cbae3e9159708aea1b7c9ae31 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 29 Jul 2009 08:50:03 -0700 Subject: Improve CFI in x86-64 ld.so trampoline code. --- sysdeps/x86_64/dl-trampoline.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'sysdeps') diff --git a/sysdeps/x86_64/dl-trampoline.S b/sysdeps/x86_64/dl-trampoline.S index 5a4c6dd..20da695 100644 --- a/sysdeps/x86_64/dl-trampoline.S +++ b/sysdeps/x86_64/dl-trampoline.S @@ -61,6 +61,7 @@ _dl_runtime_resolve: cfi_startproc _dl_runtime_profile: + cfi_adjust_cfa_offset(16) # Incorporate PLT /* The La_x86_64_regs data structure pointed to by the fourth paramater must be 16-byte aligned. This must be explicitly enforced. We have the set up a dynamically @@ -68,7 +69,7 @@ _dl_runtime_profile: has a fixed size and preserves the original stack pointer. */ subq $32, %rsp # Allocate the local storage. - cfi_adjust_cfa_offset(48) # Incorporate PLT + cfi_adjust_cfa_offset(32) movq %rbx, (%rsp) cfi_rel_offset(%rbx, 0) -- cgit v1.1