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authorDimitry Andric <dim@FreeBSD.org>2010-10-30 23:02:32 +0000
committerDimitry Andric <dim@FreeBSD.org>2010-10-30 23:02:32 +0000
commitb3cded65e92ba4d9b5e5a33fb95c4d551bda9c1b (patch)
tree69d40fbef2c0c4ee32fe97b7a28b510f2e3c2dbc /opcodes/mt-ibld.c
parent7a815afd9b5121ee0f65dc1e1de1c0de6de97679 (diff)
Notes
Diffstat (limited to 'opcodes/mt-ibld.c')
-rw-r--r--opcodes/mt-ibld.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/opcodes/mt-ibld.c b/opcodes/mt-ibld.c
index 6778ac4ce1d4f..d1022a9716470 100644
--- a/opcodes/mt-ibld.c
+++ b/opcodes/mt-ibld.c
@@ -3,7 +3,7 @@
THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
- the resultant file is machine generated, cgen-ibld.in isn't
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2005
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2005, 2006
Free Software Foundation, Inc.
This file is part of the GNU Binutils and GDB, the GNU debugger.
@@ -168,13 +168,21 @@ insert_normal (CGEN_CPU_DESC cd,
else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
{
unsigned long maxval = mask;
-
- if ((unsigned long) value > maxval)
+ unsigned long val = (unsigned long) value;
+
+ /* For hosts with a word size > 32 check to see if value has been sign
+ extended beyond 32 bits. If so then ignore these higher sign bits
+ as the user is attempting to store a 32-bit signed value into an
+ unsigned 32-bit field which is allowed. */
+ if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
+ val &= 0xFFFFFFFF;
+
+ if (val > maxval)
{
/* xgettext:c-format */
sprintf (errbuf,
- _("operand out of range (%lu not between 0 and %lu)"),
- value, maxval);
+ _("operand out of range (0x%lx not between 0 and 0x%lx)"),
+ val, maxval);
return errbuf;
}
}
@@ -440,9 +448,8 @@ extract_normal (CGEN_CPU_DESC cd,
word_length may be too big. */
if (cd->min_insn_bitsize < cd->base_insn_bitsize)
{
- if (word_offset == 0
- && word_length > total_length)
- word_length = total_length;
+ if (word_offset + word_length > total_length)
+ word_length = total_length - word_offset;
}
/* Does the value reside in INSN_VALUE, and at the right alignment? */