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-rw-r--r--libebl/mips_symbol.c266
1 files changed, 266 insertions, 0 deletions
diff --git a/libebl/mips_symbol.c b/libebl/mips_symbol.c
new file mode 100644
index 00000000..cab03310
--- /dev/null
+++ b/libebl/mips_symbol.c
@@ -0,0 +1,266 @@
+/* MIPS specific symbolic name handling.
+ Copyright (C) 2000, 2001, 2002 Red Hat, Inc.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2000.
+
+ This program is Open Source software; you can redistribute it and/or
+ modify it under the terms of the Open Software License version 1.0 as
+ published by the Open Source Initiative.
+
+ You should have received a copy of the Open Software License along
+ with this program; if not, you may obtain a copy of the Open Software
+ License version 1.0 from http://www.opensource.org/licenses/osl.php or
+ by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
+ 3001 King Ranch Road, Ukiah, CA 95482. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <elf.h>
+#include <stddef.h>
+
+#include <libebl_mips.h>
+
+
+/* Return of the backend. */
+const char *
+mips_backend_name (void)
+{
+ return "mips";
+}
+
+
+/* Determine relocation type string for MIPS. */
+const char *
+mips_reloc_type_name (int type, char *buf, size_t len)
+{
+ static const char *map_table[] =
+ {
+ [R_MIPS_NONE] = "MIPS_NONE",
+ [R_MIPS_16] = "MIPS_16",
+ [R_MIPS_32] = "MIPS_32",
+ [R_MIPS_REL32] = "MIPS_REL32",
+ [R_MIPS_26] = "MIPS_26",
+ [R_MIPS_HI16] = "MIPS_HI16",
+ [R_MIPS_LO16] = "MIPS_LO16",
+ [R_MIPS_GPREL16] = "MIPS_GPREL16",
+ [R_MIPS_LITERAL] = "MIPS_LITERAL",
+ [R_MIPS_GOT16] = "MIPS_GOT16",
+ [R_MIPS_PC16] = "MIPS_PC16",
+ [R_MIPS_CALL16] = "MIPS_CALL16",
+ [R_MIPS_GPREL32] = "MIPS_GPREL32",
+ [R_MIPS_SHIFT5] = "MIPS_SHIFT5",
+ [R_MIPS_SHIFT6] = "MIPS_SHIFT6",
+ [R_MIPS_64] = "MIPS_64",
+ [R_MIPS_GOT_DISP] = "MIPS_GOT_DISP",
+ [R_MIPS_GOT_PAGE] = "MIPS_GOT_PAGE",
+ [R_MIPS_GOT_OFST] = "MIPS_GOT_OFST",
+ [R_MIPS_GOT_HI16] = "MIPS_GOT_HI16",
+ [R_MIPS_GOT_LO16] = "MIPS_GOT_LO16",
+ [R_MIPS_SUB] = "MIPS_SUB",
+ [R_MIPS_INSERT_A] = "MIPS_INSERT_A",
+ [R_MIPS_INSERT_B] = "MIPS_INSERT_B",
+ [R_MIPS_DELETE] = "MIPS_DELETE",
+ [R_MIPS_HIGHER] = "MIPS_HIGHER",
+ [R_MIPS_HIGHEST] = "MIPS_HIGHEST",
+ [R_MIPS_CALL_HI16] = "MIPS_CALL_HI16",
+ [R_MIPS_CALL_LO16] = "MIPS_CALL_LO16",
+ [R_MIPS_SCN_DISP] = "MIPS_SCN_DISP",
+ [R_MIPS_REL16] = "MIPS_REL16",
+ [R_MIPS_ADD_IMMEDIATE] = "MIPS_ADD_IMMEDIATE",
+ [R_MIPS_PJUMP] = "MIPS_PJUMP",
+ [R_MIPS_RELGOT] = "MIPS_RELGOT",
+ [R_MIPS_JALR] = "MIPS_JALR"
+ };
+
+ if (type < 0 || type >= R_MIPS_NUM)
+ return NULL;
+
+ return map_table[type];
+}
+
+
+const char *
+mips_segment_type_name (int type, char *buf, size_t len)
+{
+ static const struct
+ {
+ int type;
+ const char *str;
+ } mips_segments[] =
+ {
+ { PT_MIPS_REGINFO, "MIPS_REGINFO" },
+ { PT_MIPS_RTPROC, "MIPS_RTPROC" },
+ { PT_MIPS_OPTIONS, "MIPS_OPTIONS" }
+ };
+#define nsegments (sizeof (mips_segments) / sizeof (mips_segments[0]))
+ size_t cnt;
+
+ for (cnt = 0; cnt < nsegments; ++cnt)
+ if (type == mips_segments[cnt].type)
+ return mips_segments[cnt].str;
+
+ /* We don't know the segment type. */
+ return NULL;
+}
+
+
+const char *
+mips_section_type_name (int type, char *buf, size_t len)
+{
+ static const struct
+ {
+ int type;
+ const char *str;
+ } mips_sections[] =
+ {
+ { SHT_MIPS_LIBLIST, "MIPS_LIBLIST" },
+ { SHT_MIPS_MSYM, "MIPS_MSYM" },
+ { SHT_MIPS_CONFLICT, "MIPS_CONFLICT" },
+ { SHT_MIPS_GPTAB, "MIPS_GPTAB" },
+ { SHT_MIPS_UCODE, "MIPS_UCODE" },
+ { SHT_MIPS_DEBUG, "MIPS_DEBUG" },
+ { SHT_MIPS_REGINFO, "MIPS_REGINFO" },
+ { SHT_MIPS_PACKAGE, "MIPS_PACKAGE" },
+ { SHT_MIPS_PACKSYM, "MIPS_PACKSYM" },
+ { SHT_MIPS_RELD, "MIPS_RELD" },
+ { SHT_MIPS_IFACE, "MIPS_IFACE" },
+ { SHT_MIPS_CONTENT, "MIPS_CONTENT" },
+ { SHT_MIPS_OPTIONS, "MIPS_OPTIONS" },
+ { SHT_MIPS_SHDR, "MIPS_SHDR" },
+ { SHT_MIPS_FDESC, "MIPS_FDESC" },
+ { SHT_MIPS_EXTSYM, "MIPS_EXTSYM" },
+ { SHT_MIPS_DENSE, "MIPS_DENSE" },
+ { SHT_MIPS_PDESC, "MIPS_PDESC" },
+ { SHT_MIPS_LOCSYM, "MIPS_LOCSYM" },
+ { SHT_MIPS_AUXSYM, "MIPS_AUXSYM" },
+ { SHT_MIPS_OPTSYM, "MIPS_OPTSYM" },
+ { SHT_MIPS_LOCSTR, "MIPS_LOCSTR" },
+ { SHT_MIPS_LINE, "MIPS_LINE" },
+ { SHT_MIPS_RFDESC, "MIPS_RFDESC" },
+ { SHT_MIPS_DELTASYM, "MIPS_DELTASYM" },
+ { SHT_MIPS_DELTAINST, "MIPS_DELTAINST" },
+ { SHT_MIPS_DELTACLASS, "MIPS_DELTACLASS" },
+ { SHT_MIPS_DWARF, "MIPS_DWARF" },
+ { SHT_MIPS_DELTADECL, "MIPS_DELTADECL" },
+ { SHT_MIPS_SYMBOL_LIB, "MIPS_SYMBOL_LIB" },
+ { SHT_MIPS_EVENTS, "MIPS_EVENTS" },
+ { SHT_MIPS_TRANSLATE, "MIPS_TRANSLATE" },
+ { SHT_MIPS_PIXIE, "MIPS_PIXIE" },
+ { SHT_MIPS_XLATE, "MIPS_XLATE" },
+ { SHT_MIPS_XLATE_DEBUG, "MIPS_XLATE_DEBUG" },
+ { SHT_MIPS_WHIRL, "MIPS_WHIRL" },
+ { SHT_MIPS_EH_REGION, "MIPS_EH_REGION" },
+ { SHT_MIPS_XLATE_OLD, "MIPS_XLATE_OLD" },
+ { SHT_MIPS_PDR_EXCEPTION, "MIPS_PDR_EXCEPTION" }
+ };
+#define nsections (sizeof (mips_sections) / sizeof (mips_sections[0]))
+ size_t cnt;
+
+ for (cnt = 0; cnt < nsections; ++cnt)
+ if (type == mips_sections[cnt].type)
+ return mips_sections[cnt].str;
+
+ /* We don't know the section type. */
+ return NULL;
+}
+
+
+const char *
+mips_machine_flag_name (Elf64_Word *flags)
+{
+ static const struct
+ {
+ unsigned int mask;
+ unsigned int flag;
+ const char *str;
+ } mips_flags[] =
+ {
+ { EF_MIPS_NOREORDER, EF_MIPS_NOREORDER, "noreorder" },
+ { EF_MIPS_PIC, EF_MIPS_PIC, "pic" },
+ { EF_MIPS_CPIC, EF_MIPS_CPIC, "cpic" },
+ { EF_MIPS_ABI2, EF_MIPS_ABI2, "abi2" },
+ { EF_MIPS_ARCH, E_MIPS_ARCH_1, "mips1" },
+ { EF_MIPS_ARCH, E_MIPS_ARCH_2, "mips2" },
+ { EF_MIPS_ARCH, E_MIPS_ARCH_3, "mips3" },
+ { EF_MIPS_ARCH, E_MIPS_ARCH_4, "mips4" },
+ { EF_MIPS_ARCH, E_MIPS_ARCH_5, "mips5" }
+ };
+#define nflags (sizeof (mips_flags) / sizeof (mips_flags[0]))
+ size_t cnt;
+
+ for (cnt = 0; cnt < nflags; ++cnt)
+ if ((*flags & mips_flags[cnt].mask) == mips_flags[cnt].flag)
+ {
+ *flags &= ~mips_flags[cnt].mask;
+ return mips_flags[cnt].str;
+ }
+
+ /* We don't know the flag. */
+ return NULL;
+}
+
+
+const char *
+mips_dynamic_tag_name (int64_t tag, char *buf, size_t len)
+{
+ static const struct
+ {
+ int tag;
+ const char *str;
+ } mips_dtags[] =
+ {
+ { DT_MIPS_RLD_VERSION, "MIPS_RLD_VERSION" },
+ { DT_MIPS_TIME_STAMP, "MIPS_TIME_STAMP" },
+ { DT_MIPS_ICHECKSUM, "MIPS_ICHECKSUM" },
+ { DT_MIPS_IVERSION, "MIPS_IVERSION" },
+ { DT_MIPS_FLAGS, "MIPS_FLAGS" },
+ { DT_MIPS_BASE_ADDRESS, "MIPS_BASE_ADDRESS" },
+ { DT_MIPS_MSYM, "MIPS_MSYM" },
+ { DT_MIPS_CONFLICT, "MIPS_CONFLICT" },
+ { DT_MIPS_LIBLIST, "MIPS_LIBLIST" },
+ { DT_MIPS_LOCAL_GOTNO, "MIPS_LOCAL_GOTNO" },
+ { DT_MIPS_CONFLICTNO, "MIPS_CONFLICTNO" },
+ { DT_MIPS_LIBLISTNO, "MIPS_LIBLISTNO" },
+ { DT_MIPS_SYMTABNO, "MIPS_SYMTABNO" },
+ { DT_MIPS_UNREFEXTNO, "MIPS_UNREFEXTNO" },
+ { DT_MIPS_GOTSYM, "MIPS_GOTSYM" },
+ { DT_MIPS_HIPAGENO, "MIPS_HIPAGENO" },
+ { DT_MIPS_RLD_MAP, "MIPS_RLD_MAP" },
+ { DT_MIPS_DELTA_CLASS, "MIPS_DELTA_CLASS" },
+ { DT_MIPS_DELTA_CLASS_NO, "MIPS_DELTA_CLASS_NO" },
+ { DT_MIPS_DELTA_INSTANCE, "MIPS_DELTA_INSTANCE" },
+ { DT_MIPS_DELTA_INSTANCE_NO, "MIPS_DELTA_INSTANCE_NO" },
+ { DT_MIPS_DELTA_RELOC, "MIPS_DELTA_RELOC" },
+ { DT_MIPS_DELTA_RELOC_NO, "MIPS_DELTA_RELOC_NO" },
+ { DT_MIPS_DELTA_SYM, "MIPS_DELTA_SYM" },
+ { DT_MIPS_DELTA_SYM_NO, "MIPS_DELTA_SYM_NO" },
+ { DT_MIPS_DELTA_CLASSSYM, "MIPS_DELTA_CLASSSYM" },
+ { DT_MIPS_DELTA_CLASSSYM_NO, "MIPS_DELTA_CLASSSYM_NO" },
+ { DT_MIPS_CXX_FLAGS, "MIPS_CXX_FLAGS" },
+ { DT_MIPS_PIXIE_INIT, "MIPS_PIXIE_INIT" },
+ { DT_MIPS_SYMBOL_LIB, "MIPS_SYMBOL_LIB" },
+ { DT_MIPS_LOCALPAGE_GOTIDX, "MIPS_LOCALPAGE_GOTIDX" },
+ { DT_MIPS_LOCAL_GOTIDX, "MIPS_LOCAL_GOTIDX" },
+ { DT_MIPS_HIDDEN_GOTIDX, "MIPS_HIDDEN_GOTIDX" },
+ { DT_MIPS_PROTECTED_GOTIDX, "MIPS_PROTECTED_GOTIDX" },
+ { DT_MIPS_OPTIONS, "MIPS_OPTIONS" },
+ { DT_MIPS_INTERFACE, "MIPS_INTERFACE" },
+ { DT_MIPS_DYNSTR_ALIGN, "MIPS_DYNSTR_ALIGN" },
+ { DT_MIPS_INTERFACE_SIZE, "MIPS_INTERFACE_SIZE" },
+ { DT_MIPS_RLD_TEXT_RESOLVE_ADDR, "MIPS_RLD_TEXT_RESOLVE_ADDR" },
+ { DT_MIPS_PERF_SUFFIX, "MIPS_PERF_SUFFIX" },
+ { DT_MIPS_COMPACT_SIZE, "MIPS_COMPACT_SIZE" },
+ { DT_MIPS_GP_VALUE, "MIPS_GP_VALUE" },
+ { DT_MIPS_AUX_DYNAMIC, "MIPS_AUX_DYNAMIC" },
+ };
+#define ndtags (sizeof (mips_dtags) / sizeof (mips_dtags[0]))
+ size_t cnt;
+
+ for (cnt = 0; cnt < ndtags; ++cnt)
+ if (tag == mips_dtags[cnt].tag)
+ return mips_dtags[cnt].str;
+
+ /* We don't know this dynamic tag. */
+ return NULL;
+}
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