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Also protect SP and BP.

This commit is contained in:
Ulrich Drepper 2005-12-22 17:44:18 +00:00
parent 0efe424f4f
commit c67da0b50e
2 changed files with 11 additions and 0 deletions
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2
sysdeps/x86_64/__longjmp.S
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@ -51,6 +51,8 @@ ENTRY(__longjmp)
movq (JB_PC*8)(%rdi),%rdx movq (JB_PC*8)(%rdi),%rdx
movq (JB_RSP*8)(%rdi),%rsp movq (JB_RSP*8)(%rdi),%rsp
#ifdef PTR_DEMANGLE #ifdef PTR_DEMANGLE
PTR_DEMANGLE (%rbp)
PTR_DEMANGLE (%rsp)
PTR_DEMANGLE (%rdx) PTR_DEMANGLE (%rdx)
#endif #endif
jmpq *%rdx jmpq *%rdx

9
sysdeps/x86_64/setjmp.S
View File

@ -26,12 +26,21 @@
ENTRY (__sigsetjmp) ENTRY (__sigsetjmp)
/* Save registers. */ /* Save registers. */
movq %rbx, (JB_RBX*8)(%rdi) movq %rbx, (JB_RBX*8)(%rdi)
#ifdef PTR_MANGLE
movq %rbp, %rax
PTR_MANGLE (%rax)
movq %rax, (JB_RBP*8)(%rdi)
#else
movq %rbp, (JB_RBP*8)(%rdi) movq %rbp, (JB_RBP*8)(%rdi)
#endif
movq %r12, (JB_R12*8)(%rdi) movq %r12, (JB_R12*8)(%rdi)
movq %r13, (JB_R13*8)(%rdi) movq %r13, (JB_R13*8)(%rdi)
movq %r14, (JB_R14*8)(%rdi) movq %r14, (JB_R14*8)(%rdi)
movq %r15, (JB_R15*8)(%rdi) movq %r15, (JB_R15*8)(%rdi)
leaq 8(%rsp), %rdx /* Save SP as it will be after we return. */ leaq 8(%rsp), %rdx /* Save SP as it will be after we return. */
#ifdef PTR_MANGLE
PTR_MANGLE (%rdx)
#endif
movq %rdx, (JB_RSP*8)(%rdi) movq %rdx, (JB_RSP*8)(%rdi)
movq (%rsp), %rax /* Save PC we are returning to now. */ movq (%rsp), %rax /* Save PC we are returning to now. */
#ifdef PTR_MANGLE #ifdef PTR_MANGLE