aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--binutils/ChangeLog9
-rw-r--r--binutils/readelf.c10
-rw-r--r--gas/config/xtensa-istack.h73
3 files changed, 92 insertions, 0 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 6b7981b..1be9e59 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,12 @@
+2003-04-01 Bob Wilson <bob.wilson@acm.org>
+
+ * readelf.c: Include "elf/xtensa.h".
+ (guess_is_rela): Add EM_XTENSA and EM_XTENSA_OLD to list of
+ targets that use RELA relocations.
+ (dump_relocations): Call elf_xtensa_reloc_type for
+ EM_XTENSA and EM_XTENSA_OLD.
+ (get_machine_name): Handle EM_XTENSA and EM_XTENSA_OLD.
+
2003-04-01 Nick Clifton <nickc@redhat.com>
* configure.in: Change "arm-pe*" to "arm-*-pe*". Similarly for
diff --git a/binutils/readelf.c b/binutils/readelf.c
index 00672c1..16733d9 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -88,6 +88,7 @@
#include "elf/x86-64.h"
#include "elf/xstormy16.h"
#include "elf/iq2000.h"
+#include "elf/xtensa.h"
#include "bucomm.h"
#include "getopt.h"
@@ -771,6 +772,8 @@ guess_is_rela (e_machine)
case EM_IP2K:
case EM_IP2K_OLD:
case EM_IQ2000:
+ case EM_XTENSA:
+ case EM_XTENSA_OLD:
return TRUE;
case EM_MMA:
@@ -1272,6 +1275,11 @@ dump_relocations (file, rel_offset, rel_size, symtab, nsyms, strtab, is_rela)
case EM_IQ2000:
rtype = elf_iq2000_reloc_type (type);
break;
+
+ case EM_XTENSA_OLD:
+ case EM_XTENSA:
+ rtype = elf_xtensa_reloc_type (type);
+ break;
}
if (rtype == NULL)
@@ -1757,6 +1765,8 @@ get_machine_name (e_machine)
case EM_IP2K_OLD:
case EM_IP2K: return "Ubicom IP2xxx 8-bit microcontrollers";
case EM_IQ2000: return "Vitesse IQ2000";
+ case EM_XTENSA_OLD:
+ case EM_XTENSA: return "Tensilica Xtensa Processor";
default:
sprintf (buff, _("<unknown>: %x"), e_machine);
return buff;
diff --git a/gas/config/xtensa-istack.h b/gas/config/xtensa-istack.h
new file mode 100644
index 0000000..a1cca2e
--- /dev/null
+++ b/gas/config/xtensa-istack.h
@@ -0,0 +1,73 @@
+/* Declarations for stacks of tokenized Xtensa instructions.
+ Copyright (C) 2003 Free Software Foundation, Inc.
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS 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 2, or (at your option)
+ any later version.
+
+ GAS 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.
+
+ You should have received a copy of the GNU General Public License
+ along with GAS; see the file COPYING. If not, write to the Free
+ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
+
+#ifndef XTENSA_ISTACK_H
+#define XTENSA_ISTACK_H
+
+#include "xtensa-isa.h"
+
+#define MAX_ISTACK 12
+#define MAX_INSN_ARGS 6
+
+enum itype_enum
+{
+ ITYPE_INSN,
+ ITYPE_LITERAL,
+ ITYPE_LABEL
+};
+
+
+/* Literals have 1 token and no opcode.
+ Labels have 1 token and no opcode. */
+
+typedef struct tinsn_struct
+{
+ enum itype_enum insn_type;
+
+ bfd_boolean is_specific_opcode;
+ xtensa_opcode opcode; /* Literals have an invalid opcode. */
+ int ntok;
+ expressionS tok[MAX_INSN_ARGS];
+} TInsn;
+
+
+/* tinsn_stack: This is a stack of instructions to be placed. */
+
+typedef struct tinsn_stack
+{
+ int ninsn;
+ TInsn insn[MAX_ISTACK];
+} IStack;
+
+
+void istack_init PARAMS ((IStack *));
+bfd_boolean istack_empty PARAMS ((IStack *));
+bfd_boolean istack_full PARAMS ((IStack *));
+TInsn * istack_top PARAMS ((IStack *));
+void istack_push PARAMS ((IStack *, TInsn *));
+TInsn * istack_push_space PARAMS ((IStack *));
+void istack_pop PARAMS ((IStack *));
+
+/* TInsn utilities. */
+void tinsn_init PARAMS ((TInsn *));
+void tinsn_copy PARAMS ((TInsn *, const TInsn *));
+expressionS *tinsn_get_tok PARAMS ((TInsn *, int));
+
+#endif /* !XTENSA_ISTACK_H */