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-rw-r--r--gcc-4.8.1/libgcc/config/rs6000/tramp.S119
1 files changed, 0 insertions, 119 deletions
diff --git a/gcc-4.8.1/libgcc/config/rs6000/tramp.S b/gcc-4.8.1/libgcc/config/rs6000/tramp.S
deleted file mode 100644
index 14cb18de2..000000000
--- a/gcc-4.8.1/libgcc/config/rs6000/tramp.S
+++ /dev/null
@@ -1,119 +0,0 @@
-/* Special support for trampolines
- *
- * Copyright (C) 1996-2013 Free Software Foundation, Inc.
- * Written By Michael Meissner
- *
- * This file is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 3, or (at your option) any
- * later version.
- *
- * This file 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
- * General Public License for more details.
- *
- * Under Section 7 of GPL version 3, you are granted additional
- * permissions described in the GCC Runtime Library Exception, version
- * 3.1, as published by the Free Software Foundation.
- *
- * You should have received a copy of the GNU General Public License and
- * a copy of the GCC Runtime Library Exception along with this program;
- * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- * <http://www.gnu.org/licenses/>.
- */
-
-/* Set up trampolines. */
-
- .section ".text"
-#include "ppc-asm.h"
-#include "config.h"
-
-#ifndef __powerpc64__
- .type trampoline_initial,@object
- .align 2
-trampoline_initial:
- mflr r0
- bcl 20,31,1f
-.Lfunc = .-trampoline_initial
- .long 0 /* will be replaced with function address */
-.Lchain = .-trampoline_initial
- .long 0 /* will be replaced with static chain */
-1: mflr r11
- mtlr r0
- lwz r0,0(r11) /* function address */
- lwz r11,4(r11) /* static chain */
- mtctr r0
- bctr
-
-trampoline_size = .-trampoline_initial
- .size trampoline_initial,trampoline_size
-
-
-/* R3 = stack address to store trampoline */
-/* R4 = length of trampoline area */
-/* R5 = function address */
-/* R6 = static chain */
-
-FUNC_START(__trampoline_setup)
- mflr r0 /* save return address */
- bcl 20,31,.LCF0 /* load up __trampoline_initial into r7 */
-.LCF0:
- mflr r11
- addi r7,r11,trampoline_initial-4-.LCF0 /* trampoline address -4 */
-
- li r8,trampoline_size /* verify that the trampoline is big enough */
- cmpw cr1,r8,r4
- srwi r4,r4,2 /* # words to move */
- addi r9,r3,-4 /* adjust pointer for lwzu */
- mtctr r4
- blt cr1,.Labort
-
- mtlr r0
-
- /* Copy the instructions to the stack */
-.Lmove:
- lwzu r10,4(r7)
- stwu r10,4(r9)
- bdnz .Lmove
-
- /* Store correct function and static chain */
- stw r5,.Lfunc(r3)
- stw r6,.Lchain(r3)
-
- /* Now flush both caches */
- mtctr r4
-.Lcache:
- icbi 0,r3
- dcbf 0,r3
- addi r3,r3,4
- bdnz .Lcache
-
- /* Finally synchronize things & return */
- sync
- isync
- blr
-
-.Labort:
-/* Use a longcall sequence in the non PIC case on VxWorks, to prevent
- possible relocation errors if this is module-loaded very far away from
- the 'abort' entry point. */
-#if defined (__VXWORKS__) && ! (defined __PIC__ || defined __pic__)
- lis r11,JUMP_TARGET(abort)@ha
- addic r11,r11,JUMP_TARGET(abort)@l
- mtlr r11
- blrl
-#else
-
-#if (defined __PIC__ || defined __pic__) && defined HAVE_AS_REL16
- bcl 20,31,1f
-1: mflr r30
- addis r30,r30,_GLOBAL_OFFSET_TABLE_-1b@ha
- addi r30,r30,_GLOBAL_OFFSET_TABLE_-1b@l
-#endif
- bl JUMP_TARGET(abort)
-FUNC_END(__trampoline_setup)
-
-#endif
-
-#endif