1 /* -----------------------------------------------------------------------
2 ffi_cfi.h - Copyright (c) 2014 Red Hat, Inc.
3
4 Conditionally assemble cfi directives. Only necessary for building libffi.
5
6 Permission is hereby granted, free of charge, to any person
7 obtaining a copy of this software and associated documentation
8 files (the ``Software''), to deal in the Software without
9 restriction, including without limitation the rights to use, copy,
10 modify, merge, publish, distribute, sublicense, and/or sell copies
11 of the Software, and to permit persons to whom the Software is
12 furnished to do so, subject to the following conditions:
13
14 The above copyright notice and this permission notice shall be
15 included in all copies or substantial portions of the Software.
16
17 THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
18 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
21 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 DEALINGS IN THE SOFTWARE.
25
26 ----------------------------------------------------------------------- */
27
28 #ifndef FFI_CFI_H
29 #define FFI_CFI_H
30
31 #ifdef HAVE_AS_CFI_PSEUDO_OP
32
33 # define cfi_startproc .cfi_startproc
34 # define cfi_endproc .cfi_endproc
35 # define cfi_def_cfa(reg, off) .cfi_def_cfa reg, off
36 # define cfi_def_cfa_register(reg) .cfi_def_cfa_register reg
37 # define cfi_def_cfa_offset(off) .cfi_def_cfa_offset off
38 # define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
39 # define cfi_offset(reg, off) .cfi_offset reg, off
40 # define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off
41 # define cfi_register(r1, r2) .cfi_register r1, r2
42 # define cfi_return_column(reg) .cfi_return_column reg
43 # define cfi_restore(reg) .cfi_restore reg
44 # define cfi_same_value(reg) .cfi_same_value reg
45 # define cfi_undefined(reg) .cfi_undefined reg
46 # define cfi_remember_state .cfi_remember_state
47 # define cfi_restore_state .cfi_restore_state
48 # define cfi_window_save .cfi_window_save
49 # define cfi_personality(enc, exp) .cfi_personality enc, exp
50 # define cfi_lsda(enc, exp) .cfi_lsda enc, exp
51 # define cfi_escape(...) .cfi_escape __VA_ARGS__
52
53 #else
54
55 # define cfi_startproc
56 # define cfi_endproc
57 # define cfi_def_cfa(reg, off)
58 # define cfi_def_cfa_register(reg)
59 # define cfi_def_cfa_offset(off)
60 # define cfi_adjust_cfa_offset(off)
61 # define cfi_offset(reg, off)
62 # define cfi_rel_offset(reg, off)
63 # define cfi_register(r1, r2)
64 # define cfi_return_column(reg)
65 # define cfi_restore(reg)
66 # define cfi_same_value(reg)
67 # define cfi_undefined(reg)
68 # define cfi_remember_state
69 # define cfi_restore_state
70 # define cfi_window_save
71 # define cfi_personality(enc, exp)
72 # define cfi_lsda(enc, exp)
73 # define cfi_escape(...)
74
75 #endif /* HAVE_AS_CFI_PSEUDO_OP */
76 #endif /* FFI_CFI_H */