diff options
Diffstat (limited to 'sysdeps/ia64/dl-machine.h')
| -rw-r--r-- | sysdeps/ia64/dl-machine.h | 129 |
1 files changed, 1 insertions, 128 deletions
diff --git a/sysdeps/ia64/dl-machine.h b/sysdeps/ia64/dl-machine.h index 3108047869..1a00d18a38 100644 --- a/sysdeps/ia64/dl-machine.h +++ b/sysdeps/ia64/dl-machine.h @@ -1,5 +1,5 @@ /* Machine-dependent ELF dynamic relocation inline functions. IA-64 version. - Copyright (C) 1995-1997, 2000-2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1995-1997, 2000-2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -140,133 +140,6 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) } -/* - This code is used in dl-runtime.c to call the `fixup' function - and then redirect to the address it returns. `fixup()' takes two - arguments, however profile_fixup() takes three. - - The ABI specifies that we will never see more than 8 input - registers to a function call, thus it is safe to simply allocate - those, and simpler than playing stack games. - - 12/09/99 Jes - */ -#define TRAMPOLINE_TEMPLATE(tramp_name, fixup_name) \ - extern void tramp_name (void); \ - asm ( \ -" .global " #tramp_name "#\n" \ -" .proc " #tramp_name "#\n" \ -#tramp_name ":\n" \ -" { .mmi\n" \ -" .prologue\n" \ -" .save ar.pfs, r40\n" \ -" alloc loc0 = ar.pfs, 8, 6, 3, 0\n" \ -" adds r2 = -144, r12\n" \ -" adds r3 = -128, r12\n" \ -" }\n" \ -" { .mii\n" \ -" .fframe 160\n" \ -" adds r12 = -160, r12\n" \ -" .save rp, r41\n" \ -" mov loc1 = b0\n" \ -" .body\n" \ -" mov out2 = b0 /* needed by fixup_profile */\n" \ -" ;;\n" \ -" }\n" \ -" { .mfb\n" \ -" mov loc2 = r8 /* preserve struct value register */\n" \ -" nop.f 0\n" \ -" nop.b 0\n" \ -" }\n" \ -" { .mii\n" \ -" mov loc3 = r9 /* preserve language specific register */\n" \ -" mov loc4 = r10 /* preserve language specific register */\n" \ -" mov loc5 = r11 /* preserve language specific register */\n" \ -" }\n" \ -" { .mmi\n" \ -" stf.spill [r2] = f8, 32\n" \ -" stf.spill [r3] = f9, 32\n" \ -" mov out0 = r16\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" stf.spill [r2] = f10, 32\n" \ -" stf.spill [r3] = f11, 32\n" \ -" shl out1 = r15, 4\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" stf.spill [r2] = f12, 32\n" \ -" stf.spill [r3] = f13, 32\n" \ -" shladd out1 = r15, 3, out1\n" \ -" ;;\n" \ -" }\n" \ -" { .mmb\n" \ -" stf.spill [r2] = f14\n" \ -" stf.spill [r3] = f15\n" \ -" br.call.sptk.many b0 = " #fixup_name "#\n" \ -" }\n" \ -" { .mii\n" \ -" ld8 r9 = [ret0], 8\n" \ -" adds r2 = 16, r12\n" \ -" adds r3 = 32, r12\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" ldf.fill f8 = [r2], 32\n" \ -" ldf.fill f9 = [r3], 32\n" \ -" mov b0 = loc1\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" ldf.fill f10 = [r2], 32\n" \ -" ldf.fill f11 = [r3], 32\n" \ -" mov b6 = r9\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" ldf.fill f12 = [r2], 32\n" \ -" ldf.fill f13 = [r3], 32\n" \ -" mov ar.pfs = loc0\n" \ -" ;;\n" \ -" }\n" \ -" { .mmi\n" \ -" ldf.fill f14 = [r2], 32\n" \ -" ldf.fill f15 = [r3], 32\n" \ -" .restore sp /* pop the unwind frame state */\n" \ -" adds r12 = 160, r12\n" \ -" ;;\n" \ -" }\n" \ -" { .mii\n" \ -" mov r9 = loc3 /* restore language specific register */\n" \ -" mov r10 = loc4 /* restore language specific register */\n" \ -" mov r11 = loc5 /* restore language specific register */\n" \ -" }\n" \ -" { .mii\n" \ -" ld8 gp = [ret0]\n" \ -" mov r8 = loc2 /* restore struct value register */\n" \ -" ;;\n" \ -" }\n" \ -" /* An alloc is needed for the break system call to work.\n" \ -" We don't care about the old value of the pfs register. */\n" \ -" { .mmb\n" \ -" .prologue\n" \ -" .body\n" \ -" alloc r2 = ar.pfs, 0, 0, 8, 0\n" \ -" br.sptk.many b6\n" \ -" ;;\n" \ -" }\n" \ -" .endp " #tramp_name "#\n"); - -#ifndef PROF -#define ELF_MACHINE_RUNTIME_TRAMPOLINE \ - TRAMPOLINE_TEMPLATE (_dl_runtime_resolve, fixup); \ - TRAMPOLINE_TEMPLATE (_dl_runtime_profile, profile_fixup); -#else -#define ELF_MACHINE_RUNTIME_TRAMPOLINE \ - TRAMPOLINE_TEMPLATE (_dl_runtime_resolve, fixup); \ - strong_alias (_dl_runtime_resolve, _dl_runtime_profile); -#endif - /* Undo the adds out0 = 16, sp below to get at the value we want in __libc_stack_end. */ #define DL_STACK_END(cookie) \ |