/* Fujitsu FRV opcode support, for GNU Binutils. -*- C -*-
- Copyright 2000, 2001, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+ Copyright 2000, 2001, 2003, 2004, 2005, 2007, 2009
+ Free Software Foundation, Inc.
Contributed by Red Hat Inc; developed under contract from Fujitsu.
#include "elf/frv.h"
#include <stdio.h>
+/* DEBUG appears below as argument of OP macro. */
+#undef DEBUG
+
/* Returns TRUE if {MAJOR,MACH} is a major branch of the FRV
development tree. */
int
frv_vliw_add_insn (FRV_VLIW *vliw, const CGEN_INSN *insn)
{
- int index;
+ int slot_index;
CGEN_ATTR_VALUE_ENUM_TYPE major;
CGEN_ATTR_VALUE_ENUM_TYPE unit;
VLIW_COMBO *new_vliw;
if (vliw->constraint_violation || CGEN_INSN_INVALID_P (insn))
return 1;
- index = vliw->next_slot;
- if (index >= FRV_VLIW_SIZE)
+ slot_index = vliw->next_slot;
+ if (slot_index >= FRV_VLIW_SIZE)
return 1;
unit = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_UNIT);
break;
}
- if (index <= 0)
+ if (slot_index <= 0)
{
/* Any insn can be added to slot 0. */
while (! match_unit (vliw, unit, (*vliw->current_vliw)[0]))
if (new_vliw && check_insn_major_constraints (vliw, major, insn))
{
vliw->current_vliw = new_vliw;
- vliw->major[index] = major;
- vliw->insn[index] = insn;
+ vliw->major[slot_index] = major;
+ vliw->insn[slot_index] = insn;
vliw->next_slot++;
return 0;
}
if (errmsg == NULL
&& result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
{
- /* If bfd_vma is wider than 32 bits, but we have a sign-
- or zero-extension, truncate it. */
- if (value >= - ((bfd_vma)1 << 31)
- || value <= ((bfd_vma)1 << 31) - (bfd_vma)1)
- value &= (((bfd_vma)1 << 16) << 16) - 1;
+ /* If value is wider than 32 bits then be
+ careful about how we extract bits 16-31. */
+ if (sizeof (value) > 4)
+ value &= (((bfd_vma)1 << 16) << 16) - 1;
+
value >>= 16;
}
*valuep = value;