xref: /openbsd-src/gnu/gcc/gcc/config/i386/netbsd.h (revision 404b540a9034ac75a6199ad1a32d1bbc7a0d4210)
1*404b540aSrobert #define TARGET_OS_CPP_BUILTINS()		\
2*404b540aSrobert   do						\
3*404b540aSrobert     {						\
4*404b540aSrobert       NETBSD_OS_CPP_BUILTINS_AOUT();		\
5*404b540aSrobert     }						\
6*404b540aSrobert   while (0)
7*404b540aSrobert 
8*404b540aSrobert #define TARGET_VERSION fprintf (stderr, " (NetBSD/i386 a.out)");
9*404b540aSrobert 
10*404b540aSrobert /* This goes away when the math-emulator is fixed */
11*404b540aSrobert #undef TARGET_SUBTARGET_DEFAULT
12*404b540aSrobert #define TARGET_SUBTARGET_DEFAULT \
13*404b540aSrobert   (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_NO_FANCY_MATH_387)
14*404b540aSrobert 
15*404b540aSrobert #undef SUBTARGET_EXTRA_SPECS
16*404b540aSrobert #define SUBTARGET_EXTRA_SPECS			\
17*404b540aSrobert   { "netbsd_cpp_spec", NETBSD_CPP_SPEC },
18*404b540aSrobert 
19*404b540aSrobert #undef CPP_SPEC
20*404b540aSrobert #define CPP_SPEC "%(netbsd_cpp_spec)"
21*404b540aSrobert 
22*404b540aSrobert 
23*404b540aSrobert #undef SIZE_TYPE
24*404b540aSrobert #define SIZE_TYPE "unsigned int"
25*404b540aSrobert 
26*404b540aSrobert #undef PTRDIFF_TYPE
27*404b540aSrobert #define PTRDIFF_TYPE "int"
28*404b540aSrobert 
29*404b540aSrobert #undef ASM_APP_ON
30*404b540aSrobert #define ASM_APP_ON "#APP\n"
31*404b540aSrobert 
32*404b540aSrobert #undef ASM_APP_OFF
33*404b540aSrobert #define ASM_APP_OFF "#NO_APP\n"
34*404b540aSrobert 
35*404b540aSrobert /* Don't default to pcc-struct-return, because gcc is the only compiler, and
36*404b540aSrobert    we want to retain compatibility with older gcc versions.  */
37*404b540aSrobert #define DEFAULT_PCC_STRUCT_RETURN 0
38*404b540aSrobert 
39*404b540aSrobert /* i386 netbsd still uses old binutils that don't insert nops by default
40*404b540aSrobert    when the .align directive demands to insert extra space in the text
41*404b540aSrobert    segment.  */
42*404b540aSrobert #undef ASM_OUTPUT_ALIGN
43*404b540aSrobert #define ASM_OUTPUT_ALIGN(FILE,LOG) \
44*404b540aSrobert   if ((LOG)!=0) fprintf ((FILE), "\t.align %d,0x90\n", (LOG))
45*404b540aSrobert 
46*404b540aSrobert /* Profiling routines, partially copied from i386/osfrose.h.  */
47*404b540aSrobert 
48*404b540aSrobert /* Redefine this to use %eax instead of %edx.  */
49*404b540aSrobert #undef FUNCTION_PROFILER
50*404b540aSrobert #define FUNCTION_PROFILER(FILE, LABELNO)  \
51*404b540aSrobert {									\
52*404b540aSrobert   if (flag_pic)								\
53*404b540aSrobert     {									\
54*404b540aSrobert       fprintf (FILE, "\tcall mcount@PLT\n");				\
55*404b540aSrobert     }									\
56*404b540aSrobert   else									\
57*404b540aSrobert     {									\
58*404b540aSrobert       fprintf (FILE, "\tcall mcount\n");				\
59*404b540aSrobert     }									\
60*404b540aSrobert }
61*404b540aSrobert 
62*404b540aSrobert /* Until they use ELF or something that handles dwarf2 unwinds
63*404b540aSrobert    and initialization stuff better.  */
64*404b540aSrobert #define DWARF2_UNWIND_INFO 0
65*404b540aSrobert 
66*404b540aSrobert /* Redefine this so that it becomes "_GLOBAL_OFFSET_TABLE_" when the label
67*404b540aSrobert    prefix is added.  */
68*404b540aSrobert #undef GOT_SYMBOL_NAME
69*404b540aSrobert #define GOT_SYMBOL_NAME "GLOBAL_OFFSET_TABLE_"
70*404b540aSrobert 
71*404b540aSrobert /* Attempt to enable execute permissions on the stack.  */
72*404b540aSrobert #define ENABLE_EXECUTE_STACK NETBSD_ENABLE_EXECUTE_STACK
73