git://gcc.gnu.org / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| c65ebc55 JW |
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 | |
| 3b572406 | 13 | #define ASM_SPEC "-x" |
| c65ebc55 JW |
14 | |
| 15 | /* Define this for shared library support because it isn't in the main | |
| 16 | linux.h file. */ | |
| 17 | ||
| 18 | #undef LINK_SPEC | |
| 19 | #define LINK_SPEC "\ | |
| 20 | %{shared:-shared} \ | |
| 21 | %{!shared: \ | |
| 22 | %{!static: \ | |
| 23 | %{rdynamic:-export-dynamic} \ | |
| f0b0e152 | 24 | %{!dynamic-linker:-dynamic-linker /lib/ld-linux-ia64.so.1}} \ |
| c65ebc55 JW |
25 | %{static:-static}}" |
| 26 | ||
| 27 | ||
| 28 | #define DONT_USE_BUILTIN_SETJMP | |
| 29 | #define JMP_BUF_SIZE (8 * 76) | |
| 59da9a7d JW |
30 | |
| 31 | /* Output any profiling code before the prologue. */ | |
| 32 | ||
| 33 | #undef PROFILE_BEFORE_PROLOGUE | |
| 34 | #define PROFILE_BEFORE_PROLOGUE 1 | |
| 35 | ||
| 36 | /* A C statement or compound statement to output to FILE some assembler code to | |
| 37 | call the profiling subroutine `mcount'. */ | |
| 38 | ||
| 39 | #undef FUNCTION_PROFILER | |
| 40 | #define FUNCTION_PROFILER(FILE, LABELNO) \ | |
| 41 | do { \ | |
| 42 | char buf[20]; \ | |
| 43 | ASM_GENERATE_INTERNAL_LABEL (buf, "LP", LABELNO); \ | |
| 44 | fputs ("\talloc out0 = ar.pfs, 8, 0, 4, 0\n", FILE); \ | |
| 45 | if (TARGET_AUTO_PIC) \ | |
| 46 | fputs ("\tmovl out3 = @gprel(", FILE); \ | |
| 47 | else \ | |
| 48 | fputs ("\taddl out3 = @ltoff(", FILE); \ | |
| 49 | assemble_name (FILE, buf); \ | |
| 50 | if (TARGET_AUTO_PIC) \ | |
| 51 | fputs (");;\n", FILE); \ | |
| 52 | else \ | |
| 53 | fputs ("), r1;;\n", FILE); \ | |
| 54 | fputs ("\tmov out1 = r1\n", FILE); \ | |
| 55 | fputs ("\tmov out2 = b0\n", FILE); \ | |
| 56 | fputs ("\tbr.call.sptk.many b0 = _mcount;;\n", FILE); \ | |
| 57 | } while (0) | |
| 58 | ||
| c65ebc55 | 59 | /* End of linux.h */ |