diff options
Diffstat (limited to 'sysdeps/sparc/sparc32/dl-trampoline.S')
| -rw-r--r-- | sysdeps/sparc/sparc32/dl-trampoline.S | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/sysdeps/sparc/sparc32/dl-trampoline.S b/sysdeps/sparc/sparc32/dl-trampoline.S deleted file mode 100644 index b0f86dda4e..0000000000 --- a/sysdeps/sparc/sparc32/dl-trampoline.S +++ /dev/null @@ -1,184 +0,0 @@ -/* PLT trampolines. Sparc 32-bit version. - Copyright (C) 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 - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdep.h> - - .text - .align 32 - - /* %g1: PLT offset loaded by PLT entry - * %g2: callers PC, which is PLT0 + 4, and we store the - * link map at PLT0 + 12, therefore we add 8 to get - * the address of the link map - */ - .globl _dl_runtime_resolve - .type _dl_runtime_resolve, @function -_dl_runtime_resolve: - cfi_startproc - - save %sp, -104, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register (%o7, %i7) - - ld [%g2 + 8], %o0 - srl %g1, 10, %o1 - call _dl_fixup - sub %o1, 4*12, %o1 - jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_resolve, .-_dl_runtime_resolve - - /* For the profiling cases we pass in our stack frame - * as the base of the La_sparc64_regs, so it looks - * like: - * %l0 %sp - * ... - * %l7 %sp + (7 * 8) - * %i0 %sp + (8 * 8) - * ... - * %i7 %sp + (15 * 8) - * %f0 %sp + (16 * 8) - * %f16 %sp + (31 * 8) - * framesize %sp + (32 * 8) - */ - - .globl _dl_profile_save_regs - .type _dl_profile_save_regs, @function -_dl_profile_save_regs: - cfi_startproc - - std %l0, [%sp + ( 0 * 8)] - std %l2, [%sp + ( 1 * 8)] - std %l4, [%sp + ( 2 * 8)] - std %l6, [%sp + ( 3 * 8)] - std %i0, [%sp + ( 4 * 8)] - std %i2, [%sp + ( 5 * 8)] - std %i4, [%sp + ( 6 * 8)] - std %i6, [%sp + ( 7 * 8)] - ld [%sp + (8 * 8)], %l4 - retl - st %l4, [%sp + (8 * 8)] - - cfi_endproc - - .size _dl_profile_save_regs, .-_dl_profile_save_regs - - /* If we are going to call pltexit, then we must replicate - * the caller's stack frame. - * %o0: PLT resolved function address - */ - .globl _dl_profile_invoke - .type _dl_profile_invoke, @function -_dl_profile_invoke: - cfi_startproc - - sub %sp, %l0, %sp -1: - srl %l0, 3, %l7 - mov %o0, %l1 - mov %i0, %o0 - mov %i1, %o1 - mov %i2, %o2 - mov %i3, %o3 - mov %i4, %o4 - mov %i5, %o5 - mov %fp, %l2 - mov %sp, %l3 -1: ldd [%l2], %g2 - add %l2, 0x8, %l2 - subcc %l7, 1, %l7 - std %g2, [%l3] - bne 1b - add %l3, 0x8, %l3 - - jmpl %l1, %o7 - nop - - std %o0, [%sp + ( 9 * 8)] - std %f0, [%sp + (10 * 8)] - - mov %l5, %o0 - mov %l6, %o1 - add %sp, %l0, %o2 - call _dl_call_pltexit - add %sp, (16 * 8), %o3 - - ldd [%sp + (9 * 8)], %i0 - - jmpl %i7 + 8, %g0 - restore - - cfi_endproc - - .size _dl_profile_invoke, .-_dl_profile_invoke - - /* %g1: PLT offset loaded by PLT entry - * %g2: callers PC, which is PLT0 + 4, and we store the - * link map at PLT0 + 12, therefore we add 8 to get - * the address of the link map - */ - .align 32 - .globl _dl_runtime_profile - .type _dl_runtime_profile, @function -_dl_runtime_profile: - cfi_startproc - - cmp %fp, 0 - be,a 1f - mov 104, %g3 - sub %fp, %sp, %g3 -1: save %sp, -104, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register(%o7, %i7) - - ld [%g2 + 8], %o0 - srl %g1, 10, %o1 - mov %i7, %o2 - sub %o1, 4*12, %o1 - - mov %g3, %l0 - mov %o0, %l5 - mov %o1, %l6 - - call _dl_profile_save_regs - nop - - mov %sp, %o3 - call _dl_profile_fixup - add %sp, (9 * 8), %o4 - - ld [%sp + (9 * 8)], %o1 - cmp %o1, 0 - bgeu 1f - nop - - call _dl_profile_invoke - nop - -1: jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_profile, .-_dl_runtime_profile |