71 lines | 2339 chars
| 1 | /**************************************************************************/ |
| 2 | /* */ |
| 3 | /* OCaml */ |
| 4 | /* */ |
| 5 | /* Xavier Leroy, projet Cristal, INRIA Rocquencourt */ |
| 6 | /* */ |
| 7 | /* Copyright 1996 Institut National de Recherche en Informatique et */ |
| 8 | /* en Automatique. */ |
| 9 | /* */ |
| 10 | /* All rights reserved. This file is distributed under the terms of */ |
| 11 | /* the GNU Lesser General Public License version 2.1, with the */ |
| 12 | /* special exception on linking described in the file LICENSE. */ |
| 13 | /* */ |
| 14 | /**************************************************************************/ |
| 15 | |
| 16 | /* Linux with ELF binaries does not prefix identifiers with _. |
| 17 | Linux with a.out binaries, FreeBSD, and NextStep do. */ |
| 18 | |
| 19 | #if defined(SYS_linux_elf) || defined(SYS_bsd_elf) \ |
| 20 | || defined(SYS_solaris) || defined(SYS_beos) || defined(SYS_gnu) |
| 21 | #define G(x) x |
| 22 | #define FUNCTION_ALIGN 16 |
| 23 | #else |
| 24 | #define G(x) _##x |
| 25 | #define FUNCTION_ALIGN 4 |
| 26 | #endif |
| 27 | |
| 28 | .globl G(call_gen_code) |
| 29 | .align FUNCTION_ALIGN |
| 30 | G(call_gen_code): |
| 31 | pushl %ebp |
| 32 | movl %esp,%ebp |
| 33 | pushl %ebx |
| 34 | pushl %esi |
| 35 | pushl %edi |
| 36 | movl 12(%ebp),%eax |
| 37 | movl 16(%ebp),%ebx |
| 38 | movl 20(%ebp),%ecx |
| 39 | movl 24(%ebp),%edx |
| 40 | call *8(%ebp) |
| 41 | popl %edi |
| 42 | popl %esi |
| 43 | popl %ebx |
| 44 | popl %ebp |
| 45 | ret |
| 46 | |
| 47 | .globl G(caml_c_call) |
| 48 | .align FUNCTION_ALIGN |
| 49 | G(caml_c_call): |
| 50 | jmp *%eax |
| 51 | |
| 52 | .comm G(Caml_state), 4 |
| 53 | |
| 54 | /* Some tests are designed to cause registers to spill; on |
| 55 | * x86 we require the caml_extra_params symbol from the RTS. */ |
| 56 | .data |
| 57 | .globl G(caml_extra_params) |
| 58 | G(caml_extra_params): |
| 59 | #ifndef SYS_solaris |
| 60 | .space 64 |
| 61 | #else |
| 62 | .zero 64 |
| 63 | #endif |
| 64 | |
| 65 | |
| 66 | |
| 67 | #if defined(SYS_linux_elf) |
| 68 | /* Mark stack as non-executable */ |
| 69 | .section .note.GNU-stack,"",%progbits |
| 70 | #endif |
| 71 |