x86: Fix some unwind errors
diff --git a/src/x86/sysv.S b/src/x86/sysv.S
index 72cba6c..ebd1693 100644
--- a/src/x86/sysv.S
+++ b/src/x86/sysv.S
@@ -108,7 +108,7 @@ ffi_call_i386:
movl 12(%ebp), %ecx /* load return type code */
movl %ebx, 8(%ebp) /* preserve %ebx */
- cfi_rel_offset(%ebp, 8)
+ cfi_rel_offset(%ebx, 8)
andl $X86_RET_TYPE_MASK, %ecx
#ifdef __PIC__
@@ -600,7 +600,7 @@ C(ffi_closure_raw_THISCALL):
subl $raw_closure_T_FS, %esp
cfi_adjust_cfa_offset(raw_closure_T_FS)
movl %ebx, raw_closure_T_FS-4(%esp)
- cfi_offset(%ebx, raw_closure_T_FS-4)
+ cfi_rel_offset(%ebx, raw_closure_T_FS-4)
movl FFI_TRAMPOLINE_SIZE+8(%eax), %edx /* load cl->user_data */
movl %edx, 12(%esp)