gcc/config/ia64/linux.h

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