aboutsummaryrefslogtreecommitdiff
path: root/opcodes
diff options
context:
space:
mode:
authorH.J. Lu <hjl.tools@gmail.com>2010-01-28 15:33:23 +0000
committerH.J. Lu <hjl.tools@gmail.com>2010-01-28 15:33:23 +0000
commit1c4809636b0de9e160c8e711f82dabf66e0000a9 (patch)
tree4cbcd883520ebcdd6d1741375fb810d43e05b916 /opcodes
parent70ecb3842d3c4b2836c8b007743d996a2d6bef16 (diff)
downloadgdb-1c4809636b0de9e160c8e711f82dabf66e0000a9.zip
gdb-1c4809636b0de9e160c8e711f82dabf66e0000a9.tar.gz
gdb-1c4809636b0de9e160c8e711f82dabf66e0000a9.tar.bz2
Allow VL=1 on scalar FMA instructions.
gas/testsuite/ 2010-01-28 H.J. Lu <hongjiu.lu@intel.com> * gas/i386/fma-scalar-intel.d: New. * gas/i386/fma-scalar.d: Likewise. * gas/i386/fma-scalar.s: Likewise. * gas/i386/x86-64-fma-scalar-intel.d: Likewise. * gas/i386/x86-64-fma-scalar.d: Likewise. * gas/i386/x86-64-fma-scalar.s: Likewise. * gas/i386/i386.exp: Run fma-scalar, fma-scalar-intel, x86-64-fma-scalar and x86-64-fma-scalar-intel. opcodes/ 2010-01-28 H.J. Lu <hongjiu.lu@intel.com> * i386-dis.c (EXVexWdqScalar): New. (vex_scalar_w_dq_mode): Likewise. (prefix_table): Update entries for PREFIX_VEX_3899, PREFIX_VEX_389B, PREFIX_VEX_389D, PREFIX_VEX_389F, PREFIX_VEX_38A9, PREFIX_VEX_38AB, PREFIX_VEX_38AD, PREFIX_VEX_38AF, PREFIX_VEX_38B9, PREFIX_VEX_38BB, PREFIX_VEX_38BD and PREFIX_VEX_38BF. (intel_operand_size): Handle vex_scalar_w_dq_mode. (OP_EX): Likewise.
Diffstat (limited to 'opcodes')
-rw-r--r--opcodes/ChangeLog12
-rw-r--r--opcodes/i386-dis.c31
2 files changed, 30 insertions, 13 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index f382a64..875ee2c 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,15 @@
+2010-01-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ * i386-dis.c (EXVexWdqScalar): New.
+ (vex_scalar_w_dq_mode): Likewise.
+ (prefix_table): Update entries for PREFIX_VEX_3899,
+ PREFIX_VEX_389B, PREFIX_VEX_389D, PREFIX_VEX_389F,
+ PREFIX_VEX_38A9, PREFIX_VEX_38AB, PREFIX_VEX_38AD,
+ PREFIX_VEX_38AF, PREFIX_VEX_38B9, PREFIX_VEX_38BB,
+ PREFIX_VEX_38BD and PREFIX_VEX_38BF.
+ (intel_operand_size): Handle vex_scalar_w_dq_mode.
+ (OP_EX): Likewise.
+
2010-01-27 H.J. Lu <hongjiu.lu@intel.com>
* i386-dis.c (XMScalar): New.
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c
index e02912d..a3e216e 100644
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -354,6 +354,7 @@ fetch_data (struct disassemble_info *info, bfd_byte *addr)
#define EXxmmq { OP_EX, xmmq_mode }
#define EXymmq { OP_EX, ymmq_mode }
#define EXVexWdq { OP_EX, vex_w_dq_mode }
+#define EXVexWdqScalar { OP_EX, vex_scalar_w_dq_mode }
#define MS { OP_MS, v_mode }
#define XS { OP_XS, v_mode }
#define EMCq { OP_EMC, q_mode }
@@ -481,6 +482,8 @@ enum
q_scalar_swap_mode,
/* like vex_mode, ignore vector length. */
vex_scalar_mode,
+ /* like vex_w_dq_mode, ignore vector length. */
+ vex_scalar_w_dq_mode,
es_reg,
cs_reg,
@@ -4695,7 +4698,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmadd132s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmadd132s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_389A */
@@ -4709,7 +4712,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmsub132s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmsub132s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_389C */
@@ -4723,7 +4726,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmadd132s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmadd132s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_389E */
@@ -4737,7 +4740,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmsub132s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmsub132s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38A6 */
@@ -4766,7 +4769,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmadd213s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmadd213s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38AA */
@@ -4780,7 +4783,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmsub213s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmsub213s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38AC */
@@ -4794,7 +4797,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmadd213s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmadd213s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38AE */
@@ -4808,7 +4811,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmsub213s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmsub213s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38B6 */
@@ -4836,7 +4839,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmadd231s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmadd231s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38BA */
@@ -4850,7 +4853,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfmsub231s%XW", { XM, Vex, EXVexWdq } },
+ { "vfmsub231s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38BC */
@@ -4864,7 +4867,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmadd231s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmadd231s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38BE */
@@ -4878,7 +4881,7 @@ static const struct dis386 prefix_table[][4] = {
{
{ Bad_Opcode },
{ Bad_Opcode },
- { "vfnmsub231s%XW", { XM, Vex, EXVexWdq } },
+ { "vfnmsub231s%XW", { XMScalar, VexScalar, EXVexWdqScalar } },
},
/* PREFIX_VEX_38DB */
@@ -12776,6 +12779,7 @@ intel_operand_size (int bytemode, int sizeflag)
oappend ("OWORD PTR ");
break;
case vex_w_dq_mode:
+ case vex_scalar_w_dq_mode:
if (!need_vex)
abort ();
@@ -13969,7 +13973,8 @@ OP_EX (int bytemode, int sizeflag)
&& bytemode != d_scalar_mode
&& bytemode != d_scalar_swap_mode
&& bytemode != q_scalar_mode
- && bytemode != q_scalar_swap_mode)
+ && bytemode != q_scalar_swap_mode
+ && bytemode != vex_scalar_w_dq_mode)
{
switch (vex.length)
{