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Keep shift count smaller than 32.

This commit is contained in:
Alan Modra 2000-04-25 08:55:01 +00:00
parent ee68970f7e
commit 3b0ec529f2
2 changed files with 7 additions and 2 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2000-04-25 Alan Modra <alan@linuxcare.com.au>
* config/tc-i386.c (offset_in_range): Ensure shift counts are less
than 32.
2000-04-24 Nick Clifton <nickc@cygnus.com>
* doc/c-arm.texi (ARM Directives): Document behaviour of .align 0.

4
gas/config/tc-i386.c
View File

@ -471,12 +471,12 @@ offset_in_range (val, size)
{
case 1: mask = ((addressT) 1 << 8) - 1; break;
case 2: mask = ((addressT) 1 << 16) - 1; break;
case 4: mask = ((addressT) 1 << 32) - 1; break;
case 4: mask = ((addressT) 2 << 31) - 1; break;
default: abort();
}
/* If BFD64, sign extend val. */
if ((val & ~ (((addressT) 1 << 32) - 1)) == 0)
if ((val & ~ (((addressT) 2 << 31) - 1)) == 0)
val = (val ^ ((addressT) 1 << 31)) - ((addressT) 1 << 31);
if ((val & ~ mask) != 0 && (val & ~ mask) != ~ mask)