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* config/tc-mips.c (macro_build_ldst_constoffset,load_register,macro):

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Unbreak overflow checks.
This commit is contained in:
Thiemo Seufer 2003-10-01 18:57:16 +00:00
parent 64f395bf19
commit d17e7bce1e
2 changed files with 15 additions and 9 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2003-10-01 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
* config/tc-mips.c (macro_build_ldst_constoffset,load_register,macro):
Unbreak overflow checks.
2003-10-01 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (s_cpreturn): Correct errors in comment.

19
gas/config/tc-mips.c
View File

@ -3267,10 +3267,10 @@ macro_build_ldst_constoffset (char *place, int *counter, expressionS *ep,
assert (ep->X_op == O_constant);
/* Sign-extending 32-bit constants makes their handling easier. */
if (! dbl)
if (! dbl && ! ((ep->X_add_number & ~((bfd_vma) 0x7fffffff))
== ~((bfd_vma) 0x7fffffff)))
{
if (ep->X_add_number & ~((bfd_vma) 0x7fffffff)
&& ~(ep->X_add_number | 0x7fffffff))
if (ep->X_add_number & ~((bfd_vma) 0xffffffff))
as_bad (_("too large constant specified"));
ep->X_add_number = (((ep->X_add_number & 0xffffffff) ^ 0x80000000)
@ -3431,10 +3431,10 @@ load_register (int *counter, int reg, expressionS *ep, int dbl)
assert (ep->X_op == O_constant);
/* Sign-extending 32-bit constants makes their handling easier. */
if (! dbl)
if (! dbl && ! ((ep->X_add_number & ~((bfd_vma) 0x7fffffff))
== ~((bfd_vma) 0x7fffffff)))
{
if (ep->X_add_number & ~((bfd_vma) 0x7fffffff)
&& ~(ep->X_add_number | 0x7fffffff))
if (ep->X_add_number & ~((bfd_vma) 0xffffffff))
as_bad (_("too large constant specified"));
ep->X_add_number = (((ep->X_add_number & 0xffffffff) ^ 0x80000000)
@ -5941,10 +5941,11 @@ macro (struct mips_cl_insn *ip)
described below. */
if ((! HAVE_64BIT_ADDRESSES
&& (! HAVE_64BIT_GPRS && offset_expr.X_op == O_constant))
&& (offset_expr.X_op == O_constant))
&& (offset_expr.X_op == O_constant)
&& ! ((offset_expr.X_add_number & ~((bfd_vma) 0x7fffffff))
== ~((bfd_vma) 0x7fffffff)))
{
if (offset_expr.X_add_number & ~((bfd_vma) 0x7fffffff)
&& ~(offset_expr.X_add_number | 0x7fffffff))
if (offset_expr.X_add_number & ~((bfd_vma) 0xffffffff))
as_bad (_("too large constant specified"));
offset_expr.X_add_number = (((offset_expr.X_add_number & 0xffffffff)