1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/* Definitions for ia64-linux target. */
#include "ia64/ia64.h"
#include <linux.h>
#include "sysv4.h"
/* This is for -profile to use -lc_p instead of -lc. */
#undef CC1_SPEC
#define CC1_SPEC "%{profile:-p} %{G*}"
/* ??? Maybe this should be in sysv4.h? */
#define CPP_PREDEFINES "\
-D__ia64 -D__ia64__ -D__linux -D__linux__ -D_LONGLONG -Dlinux -Dunix \
-D__LP64__ -D__ELF__ -Asystem=linux -Acpu=ia64 -Amachine=ia64"
/* ??? ia64 gas doesn't accept standard svr4 assembler options? */
#undef ASM_SPEC
#define ASM_SPEC "-x %{mconstant-gp} %{mauto-pic}"
/* Similar to standard Linux, but adding -ffast-math support. */
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
/* Define this for shared library support because it isn't in the main
linux.h file. */
#undef LINK_SPEC
#define LINK_SPEC "\
%{shared:-shared} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
%{!dynamic-linker:-dynamic-linker /lib/ld-linux-ia64.so.2}} \
%{static:-static}}"
#define DONT_USE_BUILTIN_SETJMP
#define JMP_BUF_SIZE 76
/* Output any profiling code before the prologue. */
#undef PROFILE_BEFORE_PROLOGUE
#define PROFILE_BEFORE_PROLOGUE 1
/* A C statement or compound statement to output to FILE some assembler code to
call the profiling subroutine `mcount'. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE, LABELNO) \
do { \
char buf[20]; \
ASM_GENERATE_INTERNAL_LABEL (buf, "LP", LABELNO); \
fputs ("\talloc out0 = ar.pfs, 8, 0, 4, 0\n", FILE); \
if (TARGET_AUTO_PIC) \
fputs ("\tmovl out3 = @gprel(", FILE); \
else \
fputs ("\taddl out3 = @ltoff(", FILE); \
assemble_name (FILE, buf); \
if (TARGET_AUTO_PIC) \
fputs (");;\n", FILE); \
else \
fputs ("), r1;;\n", FILE); \
fputs ("\tmov out1 = r1\n", FILE); \
fputs ("\tmov out2 = b0\n", FILE); \
fputs ("\tbr.call.sptk.many b0 = _mcount;;\n", FILE); \
} while (0)
/* End of linux.h */
|
