2007-10-12 H.J. Lu <hongjiu.lu@intel.com>

* config/tc-i386.c (process_operands): Simplify implicit xmm0
	handling.
This commit is contained in:
H.J. Lu 2007-10-12 22:26:55 +00:00
parent 899cff7a33
commit 9fcfb3d73e
2 changed files with 18 additions and 9 deletions

View File

@ -1,3 +1,8 @@
2007-10-12 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (process_operands): Simplify implicit xmm0
handling.
2007-10-12 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (process_operands): Check the firstxmm0

View File

@ -4232,6 +4232,8 @@ process_operands (void)
if (i.tm.opcode_modifier.firstxmm0)
{
unsigned int j;
/* The first operand is implicit and must be xmm0. */
assert (i.reg_operands && UINTS_EQUAL (i.types[0], regxmm));
if (i.op[0].regs->reg_num != 0)
@ -4244,17 +4246,19 @@ process_operands (void)
i.tm.name, register_prefix);
return 0;
}
i.op[0] = i.op[1];
i.op[1] = i.op[2];
i.types[0] = i.types[1];
i.types[1] = i.types[2];
for (j = 1; j < i.operands; j++)
{
i.op[j - 1] = i.op[j];
i.types[j - 1] = i.types[j];
/* We need to adjust fields in i.tm since they are used by
build_modrm_byte. */
i.tm.operand_types [j - 1] = i.tm.operand_types [j];
}
i.operands--;
i.reg_operands--;
/* We need to adjust fields in i.tm since they are used by
build_modrm_byte. */
i.tm.operand_types [0] = i.tm.operand_types [1];
i.tm.operand_types [1] = i.tm.operand_types [2];
i.tm.operands--;
}
else if (i.tm.opcode_modifier.regkludge)