| /******************************************************************************* |
| * Copyright (c) 2018 Cobham Gaisler and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * and Eclipse Distribution License v1.0 which accompany this distribution. |
| * The Eclipse Public License is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * and the Eclipse Distribution License is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * You may elect to redistribute this code under either of these licenses. |
| * |
| * Contributors: |
| * Cobham Gaisler - initial API and implementation |
| *******************************************************************************/ |
| |
| /* |
| * This module provides CPU specific ELF definitions for SPARC. |
| */ |
| |
| #define R_SPARC_NONE 0 |
| #define R_SPARC_32 3 |
| #define R_SPARC_UA32 23 |
| |
| static void elf_relocate(void) { |
| if (relocs->type == SHT_REL && reloc_type != R_SPARC_NONE) { |
| U4_T x = *(U4_T *)((char *)section->data + reloc_offset); |
| if (section->file->type != ET_REL) |
| str_exception(ERR_INV_FORMAT, "Invalid relocation record"); |
| if (section->file->byte_swap) SWAP(x); |
| assert(reloc_addend == 0); |
| reloc_addend = x; |
| } |
| switch (reloc_type) { |
| case R_SPARC_NONE: |
| *destination_section = NULL; |
| break; |
| case R_SPARC_32: |
| case R_SPARC_UA32: |
| if (data_size < 4) |
| str_exception(ERR_INV_FORMAT, "Invalid relocation record"); |
| *(U4_T *)data_buf = (U4_T)(sym_value + reloc_addend); |
| break; |
| default: |
| str_exception(ERR_INV_FORMAT, "Unsupported relocation type"); |
| } |
| } |
