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x86: remove stray uses of xmmq_mode

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xmmq_mode is documented to not allow for broadcast - don't include it in
respective checks in OP_E_memory().
This commit is contained in:
Jan Beulich 2021-03-11 16:20:37 +01:00
parent ebdcad3fdd
commit da944c8a70
2 changed files with 6 additions and 4 deletions
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5
opcodes/ChangeLog
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@ -1,3 +1,8 @@
2021-03-11 Jan Beulich <jbeulich@suse.com>
* i386-dis.c (OP_E_memory): Drop xmmq_mode from broadcast
checks. Move case label past broadcast check.
2021-03-10 Jan Beulich <jbeulich@suse.com>
* opcodes/i386-dis.c (MVexVSIBDQWpX, MVexVSIBQDWpX,

5
opcodes/i386-dis.c
View file

@ -11418,7 +11418,6 @@ OP_E_memory (int bytemode, int sizeflag)
/* In EVEX, if operand doesn't allow broadcast, vex.b should be 0. */
if (vex.b
&& bytemode != x_mode
&& bytemode != xmmq_mode
&& bytemode != evex_half_bcst_xmmq_mode)
{
BadOp ();
@ -11455,7 +11454,6 @@ OP_E_memory (int bytemode, int sizeflag)
break;
case x_mode:
case evex_half_bcst_xmmq_mode:
case xmmq_mode:
if (vex.b)
{
shift = vex.w ? 3 : 2;
@ -11464,6 +11462,7 @@ OP_E_memory (int bytemode, int sizeflag)
/* Fall through. */
case xmmqd_mode:
case xmmdw_mode:
case xmmq_mode:
case ymmq_mode:
case evex_x_nobcst_mode:
case x_swap_mode:
@ -11848,11 +11847,9 @@ OP_E_memory (int bytemode, int sizeflag)
}
if (vex.evex && vex.b
&& (bytemode == x_mode
|| bytemode == xmmq_mode
|| bytemode == evex_half_bcst_xmmq_mode))
{
if (vex.w
|| bytemode == xmmq_mode
|| bytemode == evex_half_bcst_xmmq_mode)
{
switch (vex.length)