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2007-09-04 H.J. Lu <hongjiu.lu@intel.com>

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* config/tc-i386.c (process_operands): Remove segment override
	check on SVME instructions.
	(i386_index_check): Remove memory operand check on  SVME
	instructions.
This commit is contained in:
H.J. Lu 2007-09-04 14:44:35 +00:00
parent 2525df0347
commit 75178d9df6
2 changed files with 11 additions and 27 deletions
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7
gas/ChangeLog
View File

@ -1,3 +1,10 @@
2007-09-04 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (process_operands): Remove segment override
check on SVME instructions.
(i386_index_check): Remove memory operand check on SVME
instructions.
2007-09-04 Alan Modra <amodra@bigpond.net.au>
* config/tc-spu.c (struct spu_insn): Delete "flag". Add "reloc".

31
gas/config/tc-i386.c
View File

@ -3477,9 +3477,9 @@ process_operands (void)
default_seg = &ds;
}
if ((i.tm.base_opcode == 0x8d /* lea */
|| (i.tm.cpu_flags & CpuSVME))
&& i.seg[0] && !quiet_warnings)
if (i.tm.base_opcode == 0x8d /* lea */
&& i.seg[0]
&& !quiet_warnings)
as_warn (_("segment override on `%s' is ineffectual"), i.tm.name);
/* If a segment was explicitly specified, and the specified segment
@ -4962,30 +4962,7 @@ i386_index_check (const char *operand_string)
tryprefix:
#endif
ok = 1;
if ((current_templates->start->cpu_flags & CpuSVME)
&& current_templates->end[-1].operand_types[0] == AnyMem)
{
/* Memory operands of SVME insns are special in that they only allow
rAX as their memory address and ignore any segment override. */
unsigned RegXX;
/* SKINIT is even more restrictive: it always requires EAX. */
if (strcmp (current_templates->start->name, "skinit") == 0)
RegXX = Reg32;
else if (flag_code == CODE_64BIT)
RegXX = i.prefix[ADDR_PREFIX] == 0 ? Reg64 : Reg32;
else
RegXX = ((flag_code == CODE_16BIT) ^ (i.prefix[ADDR_PREFIX] != 0)
? Reg16
: Reg32);
if (!i.base_reg
|| !(i.base_reg->reg_type & Acc)
|| !(i.base_reg->reg_type & RegXX)
|| i.index_reg
|| (i.types[0] & Disp))
ok = 0;
}
else if (flag_code == CODE_64BIT)
if (flag_code == CODE_64BIT)
{
unsigned RegXX = (i.prefix[ADDR_PREFIX] == 0 ? Reg64 : Reg32);