diff options
Diffstat (limited to 'sysdeps/sparc/sparc64/dl-trampoline.S')
| -rw-r--r-- | sysdeps/sparc/sparc64/dl-trampoline.S | 327 |
1 files changed, 0 insertions, 327 deletions
diff --git a/sysdeps/sparc/sparc64/dl-trampoline.S b/sysdeps/sparc/sparc64/dl-trampoline.S deleted file mode 100644 index 81e5c556c3..0000000000 --- a/sysdeps/sparc/sparc64/dl-trampoline.S +++ /dev/null @@ -1,327 +0,0 @@ -/* PLT trampolines. Sparc 64-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 - * %g4: callers PC, which is PLT0 + 24, therefore we - * add (32 + 8) to get the address of PLT2 which - * is where the magic cookie is stored - */ - .globl _dl_runtime_resolve_0 - .type _dl_runtime_resolve_0, @function -_dl_runtime_resolve_0: - cfi_startproc - - save %sp, -192, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register(%o7, %i7) - - sethi %hi(1047552), %l2 - ldx [%g4 + 32 + 8], %o0 - sub %g1, %g4, %l0 - xor %l2, -1016, %l2 - sethi %hi(5120), %l3 /* 160 * 32 */ - add %l0, %l2, %l0 - sethi %hi(32768), %l4 - udivx %l0, %l3, %l3 - sllx %l3, 2, %l1 - add %l1, %l3, %l1 - sllx %l1, 10, %l2 - sub %l4, 4, %l4 - sllx %l1, 5, %l1 - sub %l0, %l2, %l0 - udivx %l0, 24, %l0 - add %l0, %l4, %l0 - add %l1, %l0, %l1 - add %l1, %l1, %l0 - add %l0, %l1, %l0 - call _dl_fixup - sllx %l0, 3, %o1 - jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_resolve_0, .-_dl_runtime_resolve_0 - - /* %g1: PLT offset loaded by PLT entry - * %g4: callers PC, which is PLT1 + 24, therefore we - * add 8 to get the address of PLT2 which - * is where the magic cookie is stored - */ - .globl _dl_runtime_resolve_1 - .type _dl_runtime_resolve_1, @function -_dl_runtime_resolve_1: - cfi_startproc - - save %sp, -192, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register(%o7, %i7) - - srlx %g1, 12, %o1 - ldx [%g4 + 8], %o0 - add %o1, %o1, %o3 - sub %o1, 96, %o1 - call _dl_fixup - add %o1, %o3, %o1 - jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_resolve_1, .-_dl_runtime_resolve_1 - - /* 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 - - stx %l0, [%sp + STACK_BIAS + ( 0 * 8)] - stx %l1, [%sp + STACK_BIAS + ( 1 * 8)] - stx %l2, [%sp + STACK_BIAS + ( 2 * 8)] - stx %l3, [%sp + STACK_BIAS + ( 3 * 8)] - stx %l4, [%sp + STACK_BIAS + ( 4 * 8)] - stx %l5, [%sp + STACK_BIAS + ( 5 * 8)] - stx %l6, [%sp + STACK_BIAS + ( 6 * 8)] - stx %l7, [%sp + STACK_BIAS + ( 7 * 8)] - stx %i0, [%sp + STACK_BIAS + ( 8 * 8)] - stx %i1, [%sp + STACK_BIAS + ( 9 * 8)] - stx %i2, [%sp + STACK_BIAS + (10 * 8)] - stx %i3, [%sp + STACK_BIAS + (11 * 8)] - stx %i4, [%sp + STACK_BIAS + (12 * 8)] - stx %i5, [%sp + STACK_BIAS + (13 * 8)] - stx %i6, [%sp + STACK_BIAS + (14 * 8)] - stx %i7, [%sp + STACK_BIAS + (15 * 8)] - std %f0, [%sp + STACK_BIAS + (16 * 8)] - std %f2, [%sp + STACK_BIAS + (17 * 8)] - std %f4, [%sp + STACK_BIAS + (18 * 8)] - std %f6, [%sp + STACK_BIAS + (19 * 8)] - std %f8, [%sp + STACK_BIAS + (20 * 8)] - std %f10, [%sp + STACK_BIAS + (21 * 8)] - std %f12, [%sp + STACK_BIAS + (22 * 8)] - std %f14, [%sp + STACK_BIAS + (23 * 8)] - std %f16, [%sp + STACK_BIAS + (24 * 8)] - std %f18, [%sp + STACK_BIAS + (25 * 8)] - std %f20, [%sp + STACK_BIAS + (26 * 8)] - std %f22, [%sp + STACK_BIAS + (27 * 8)] - std %f24, [%sp + STACK_BIAS + (28 * 8)] - std %f26, [%sp + STACK_BIAS + (29 * 8)] - std %f28, [%sp + STACK_BIAS + (30 * 8)] - retl - std %f30, [%sp + STACK_BIAS + (31 * 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: - srlx %l0, 3, %l7 - mov %o0, %l1 - mov %i0, %o0 - mov %i1, %o1 - mov %i2, %o2 - mov %i3, %o3 - mov %i4, %o4 - mov %i5, %o5 - add %fp, STACK_BIAS, %l2 - add %sp, STACK_BIAS, %l3 -1: ldx [%l2], %l4 - add %l2, 0x8, %l2 - subcc %l7, 1, %l7 - stx %l4, [%l3] - bne,pt %xcc, 1b - add %l3, 0x8, %l3 - - jmpl %l1, %o7 - nop - - stx %o0, [%sp + STACK_BIAS + (16 * 8)] - stx %o1, [%sp + STACK_BIAS + (17 * 8)] - stx %o2, [%sp + STACK_BIAS + (18 * 8)] - stx %o3, [%sp + STACK_BIAS + (19 * 8)] - std %f0, [%sp + STACK_BIAS + (20 * 8)] - std %f2, [%sp + STACK_BIAS + (21 * 8)] - std %f4, [%sp + STACK_BIAS + (22 * 8)] - std %f8, [%sp + STACK_BIAS + (23 * 8)] - - mov %l5, %o0 - mov %l6, %o1 - add %sp, %l0, %o2 - add %sp, STACK_BIAS + (16 * 8), %o3 - call _dl_call_pltexit - add %o2, STACK_BIAS, %o2 - - ldx [%sp + STACK_BIAS + (16 * 8)], %i0 - ldx [%sp + STACK_BIAS + (17 * 8)], %i1 - ldx [%sp + STACK_BIAS + (18 * 8)], %i2 - ldx [%sp + STACK_BIAS + (19 * 8)], %i3 - - jmpl %i7 + 8, %g0 - restore - - cfi_endproc - - .size _dl_profile_invoke, .-_dl_profile_invoke - - /* %g1: PLT offset loaded by PLT entry - * %g4: callers PC, which is PLT0 + 24, therefore we - * add (32 + 8) to get the address of PLT2 which - * is where the magic cookie is stored - */ - .align 32 - .globl _dl_runtime_profile_0 - .type _dl_runtime_profile_0, @function -_dl_runtime_profile_0: - cfi_startproc - - brz,a,pn %fp, 1f - mov 192, %g5 - sub %fp, %sp, %g5 -1: save %sp, -336, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register(%o7, %i7) - - sethi %hi(1047552), %l2 - ldx [%g4 + 32 + 8], %o0 - sub %g1, %g4, %l0 - xor %l2, -1016, %l2 - sethi %hi(5120), %l3 /* 160 * 32 */ - add %l0, %l2, %l0 - sethi %hi(32768), %l4 - udivx %l0, %l3, %l3 - sllx %l3, 2, %l1 - add %l1, %l3, %l1 - sllx %l1, 10, %l2 - sub %l4, 4, %l4 - sllx %l1, 5, %l1 - sub %l0, %l2, %l0 - udivx %l0, 24, %l0 - add %l0, %l4, %l0 - add %l1, %l0, %l1 - add %l1, %l1, %l0 - add %l0, %l1, %l0 - - mov %i7, %o2 - sllx %l0, 3, %o1 - - mov %g5, %l0 - mov %o0, %l5 - mov %o1, %l6 - - call _dl_profile_save_regs - nop - - add %sp, STACK_BIAS, %o3 - call _dl_profile_fixup - add %sp, (STACK_BIAS + (32 * 8)), %o4 - - ldx [%sp + STACK_BIAS + (32 * 8)], %o1 - brgez,pt %o1, 1f - nop - - call _dl_profile_invoke - nop - -1: jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_profile_0, .-_dl_runtime_profile_0 - - /* %g1: PLT offset loaded by PLT entry - * %g4: callers PC, which is PLT1 + 24, therefore we - * add 8 to get the address of PLT2 which - * is where the magic cookie is stored - */ - .globl _dl_runtime_profile_1 - .type _dl_runtime_profile_1, @function -_dl_runtime_profile_1: - cfi_startproc - - brz,a,pn %fp, 1f - mov 192, %g5 - sub %fp, %sp, %g5 -1: save %sp, -336, %sp - cfi_def_cfa_register(%fp) - cfi_window_save - cfi_register(%o7, %i7) - - srlx %g1, 12, %o1 - ldx [%g4 + 8], %o0 - add %o1, %o1, %o3 - sub %o1, 96, %o1 - mov %i7, %o2 - add %o1, %o3, %o1 - - mov %g5, %l0 - mov %o0, %l5 - mov %o1, %l6 - - call _dl_profile_save_regs - nop - - add %sp, STACK_BIAS, %o3 - call _dl_profile_fixup - add %sp, (STACK_BIAS + (32 * 8)), %o4 - - ldx [%sp + STACK_BIAS + (32 * 8)], %o1 - brgez,pt %o1, 1f - nop - - call _dl_profile_invoke - nop - -1: jmp %o0 - restore - - cfi_endproc - - .size _dl_runtime_resolve_1, .-_dl_runtime_resolve_1 |