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[PATCH 47/57][Arm][OBJDUMP] Add support for MVE instructions: vaddv, vmlaldav, vmladav, vmlas, vrmlsldavh, vmlsldav, vmlsdav, vrmlaldavh, vqdmlah, vqrdmlash, vqrdmlash, vqdmlsdh, vqrdmlsdh, vqdmulh and vqrdmulh 

opcodes/ChangeLog:
2019-05-16  Andre Vieira  <andre.simoesdiasvieira@arm.com>
	    Michael Collison <michael.collison@arm.com>

	* arm-dis.c (enum mve_instructions): Add new instructions.
	(enum mve_undefined): Add new reasons.
	(is_mve_encoding_conflict): Handle new instructions.
	(is_mve_undefined): Likewise.
	(is_mve_unpredictable): Likewise.
	(print_mve_undefined): Likewise.
	(print_mve_size): Likewise.
	(print_insn_mve): Likewise.
This commit is contained in:
Andre Vieira 2019-05-16 14:32:01 +01:00
parent 14925797f8
commit d3b6314397
2 changed files with 298 additions and 0 deletions
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12
opcodes/ChangeLog
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@ -1,3 +1,15 @@
2019-05-16 Andre Vieira <andre.simoesdiasvieira@arm.com>
Michael Collison <michael.collison@arm.com>
* arm-dis.c (enum mve_instructions): Add new instructions.
(enum mve_undefined): Add new reasons.
(is_mve_encoding_conflict): Handle new instructions.
(is_mve_undefined): Likewise.
(is_mve_unpredictable): Likewise.
(print_mve_undefined): Likewise.
(print_mve_size): Likewise.
(print_insn_mve): Likewise.
2019-05-16 Andre Vieira <andre.simoesdiasvieira@arm.com>
Michael Collison <michael.collison@arm.com>

286
opcodes/arm-dis.c
View File

@ -152,6 +152,29 @@ enum mve_instructions
MVE_VQDMULL_T2,
MVE_VQMOVN,
MVE_VQMOVUN,
MVE_VADDV,
MVE_VMLADAV_T1,
MVE_VMLADAV_T2,
MVE_VMLALDAV,
MVE_VMLAS,
MVE_VADDLV,
MVE_VMLSDAV_T1,
MVE_VMLSDAV_T2,
MVE_VMLSLDAV,
MVE_VRMLALDAVH,
MVE_VRMLSLDAVH,
MVE_VQDMLADH,
MVE_VQRDMLADH,
MVE_VQDMLAH,
MVE_VQRDMLAH,
MVE_VQDMLASH,
MVE_VQRDMLASH,
MVE_VQDMLSDH,
MVE_VQRDMLSDH,
MVE_VQDMULH_T1,
MVE_VQRDMULH_T2,
MVE_VQDMULH_T3,
MVE_VQRDMULH_T4,
MVE_NONE
};
@ -203,6 +226,7 @@ enum mve_undefined
op2 == 0 and op1 == (0 or 1). */
UNDEF_OP_0_BAD_CMODE, /* undefined because op == 0 and cmode
in {0xx1, x0x1}. */
UNDEF_XCHG_UNS, /* undefined because X == 1 and U == 1. */
UNDEF_NONE /* no undefined behavior. */
};
@ -1922,9 +1946,11 @@ static const struct opcode32 neon_opcodes[] =
%E print vmov, vmvn, vorr, vbic encoded constant
%N print generic index for vmov
%T print bottom ('b') or top ('t') of source register
%X print exchange field in vmla* instructions
%<bitfield>r print as an ARM register
%<bitfield>d print the bitfield in decimal
%<bitfield>A print accumulate or not
%<bitfield>Q print as a MVE Q register
%<bitfield>F print as a MVE S register
%<bitfield>Z as %<>r but r15 is ZR instead of PC and r13 is
@ -1999,6 +2025,18 @@ static const struct mopcode32 mve_opcodes[] =
0xef100150, 0xffb11f51,
"vbic%v\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VADDLV. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VADDLV,
0xee890f00, 0xef8f1fd1,
"vaddlv%5A%v.%u32\t%13-15l, %20-22h, %1-3Q"},
/* Vector VADDV. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VADDV,
0xeef10f00, 0xeff31fd1,
"vaddv%5A%v.%u%18-19s\t%13-15l, %1-3Q"},
/* Vector VCMP floating point T1. */
{ARM_FEATURE_COPROC (FPU_MVE_FP),
MVE_VCMP_FP_T1,
@ -2222,6 +2260,74 @@ static const struct mopcode32 mve_opcodes[] =
0xec101f00, 0xfe101f80,
"vldrw%v.u32\t%13-15,22Q, %d"},
/* Vector VMLALDAV. Note must appear before VMLADAV due to instruction
opcode aliasing. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLALDAV,
0xee801e00, 0xef801f51,
"vmlaldav%5Ax%v.%u%16s\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLALDAV,
0xee800e00, 0xef801f51,
"vmlalv%5A%v.%u%16s\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
/* Vector VMLAV T1 variant, same as VMLADAV but with X == 0. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLADAV_T1,
0xeef00e00, 0xeff01f51,
"vmlav%5A%v.%u%16s\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMLAV T2 variant, same as VMLADAV but with X == 0. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLADAV_T2,
0xeef00f00, 0xeff11f51,
"vmlav%5A%v.%u8\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMLADAV T1 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLADAV_T1,
0xeef01e00, 0xeff01f51,
"vmladav%5Ax%v.%u%16s\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMLADAV T2 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLADAV_T2,
0xeef01f00, 0xeff11f51,
"vmladav%5Ax%v.%u8\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMLAS. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLAS,
0xee011e40, 0xef811f70,
"vmlas%v.%u%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VRMLSLDAVH. Note must appear before VMLSDAV due to instruction
opcode aliasing. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VRMLSLDAVH,
0xfe800e01, 0xff810f51,
"vrmlsldavh%5A%X%v.s32\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
/* Vector VMLSLDAV. Note must appear before VMLSDAV due to instruction
opcdoe aliasing. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLSLDAV,
0xee800e01, 0xff800f51,
"vmlsldav%5A%X%v.%u%16s\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
/* Vector VMLSDAV T1 Variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLSDAV_T1,
0xeef00e01, 0xfff00f51,
"vmlsdav%5A%X%v.s%16s\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMLSDAV T2 Variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VMLSDAV_T2,
0xfef00e01, 0xfff10f51,
"vmlsdav%5A%X%v.s8\t%13-15l, %17-19,7Q, %1-3Q"},
/* Vector VMOV between gpr and half precision register, op == 0. */
{ARM_FEATURE_COPROC (FPU_MVE_FP),
MVE_VMOV_HFP_TO_GP,
@ -2367,12 +2473,96 @@ static const struct mopcode32 mve_opcodes[] =
0xee310e81, 0xffb30fd1,
"vqmovun%T%v.s%18-19s\t%13-15,22Q, %1-3,5Q"},
/* Vector VQDMLADH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMLADH,
0xee000e00, 0xff810f51,
"vqdmladh%X%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQRDMLADH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMLADH,
0xee000e01, 0xff810f51,
"vqrdmladh%X%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQDMLAH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMLAH,
0xee000e60, 0xef811f70,
"vqdmlah%v.%u%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VQRDMLAH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMLAH,
0xee000e40, 0xef811f70,
"vqrdmlah%v.%u%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VQDMLASH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMLASH,
0xee001e60, 0xef811f70,
"vqdmlash%v.%u%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VQRDMLASH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMLASH,
0xee001e40, 0xef811f70,
"vqrdmlash%v.%u%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VQDMLSDH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMLSDH,
0xfe000e00, 0xff810f51,
"vqdmlsdh%X%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQRDMLSDH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMLSDH,
0xfe000e01, 0xff810f51,
"vqrdmlsdh%X%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQDMULH T1 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMULH_T1,
0xef000b40, 0xff811f51,
"vqdmulh%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQRDMULH T2 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMULH_T2,
0xff000b40, 0xff811f51,
"vqrdmulh%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %1-3,5Q"},
/* Vector VQDMULH T3 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQDMULH_T3,
0xee010e60, 0xff811f70,
"vqdmulh%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VQRDMULH T4 variant. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VQRDMULH_T4,
0xfe010e60, 0xff811f70,
"vqrdmulh%v.s%20-21s\t%13-15,22Q, %17-19,7Q, %0-3r"},
/* Vector VRINT floating point. */
{ARM_FEATURE_COPROC (FPU_MVE_FP),
MVE_VRINT_FP,
0xffb20440, 0xffb31c51,
"vrint%m%v.f%18-19s\t%13-15,22Q, %1-3,5Q"},
/* Vector VRMLALDAVH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VRMLALDAVH,
0xee800f00, 0xef811f51,
"vrmlalvh%5A%v.%u32\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
/* Vector VRMLALDAVH. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VRMLALDAVH,
0xee801f00, 0xef811f51,
"vrmlaldavh%5Ax%v.%u32\t%13-15l, %20-22h, %17-19,7Q, %1-3Q"},
/* Vector VST2 no writeback. */
{ARM_FEATURE_COPROC (FPU_MVE),
MVE_VST2,
@ -4477,6 +4667,17 @@ is_mve_encoding_conflict (unsigned long given,
else
return FALSE;
case MVE_VQRDMLADH:
case MVE_VQDMLAH:
case MVE_VQRDMLAH:
case MVE_VQDMLASH:
case MVE_VQRDMLASH:
case MVE_VQDMLSDH:
case MVE_VQRDMLSDH:
case MVE_VQDMULH_T3:
case MVE_VQRDMULH_T4:
case MVE_VQDMLADH:
case MVE_VMLAS:
case MVE_VMULL_INT:
case MVE_VHADD_T2:
case MVE_VHSUB_T2:
@ -4569,6 +4770,7 @@ is_mve_encoding_conflict (unsigned long given,
return FALSE;
}
case MVE_VADDV:
case MVE_VMOVN:
case MVE_VQMOVUN:
case MVE_VQMOVN:
@ -4577,6 +4779,21 @@ is_mve_encoding_conflict (unsigned long given,
else
return FALSE;
case MVE_VMLSLDAV:
case MVE_VRMLSLDAVH:
case MVE_VMLALDAV:
case MVE_VADDLV:
if (arm_decode_field (given, 20, 22) == 7)
return TRUE;
else
return FALSE;
case MVE_VRMLALDAVH:
if ((arm_decode_field (given, 20, 22) & 6) == 6)
return TRUE;
else
return FALSE;
default:
return FALSE;
@ -4678,6 +4895,8 @@ is_mve_undefined (unsigned long given, enum mve_instructions matched_insn,
else
return FALSE;
case MVE_VQDMULH_T1:
case MVE_VQRDMULH_T2:
case MVE_VRHADD:
case MVE_VHADD_T1:
case MVE_VHSUB_T1:
@ -4939,6 +5158,19 @@ is_mve_undefined (unsigned long given, enum mve_instructions matched_insn,
else
return FALSE;
case MVE_VRMLALDAVH:
case MVE_VMLADAV_T1:
case MVE_VMLADAV_T2:
case MVE_VMLALDAV:
if ((arm_decode_field (given, 28, 28) == 1)
&& (arm_decode_field (given, 12, 12) == 1))
{
*undefined_code = UNDEF_XCHG_UNS;
return TRUE;
}
else
return FALSE;
default:
return FALSE;
}
@ -4998,6 +5230,13 @@ is_mve_unpredictable (unsigned long given, enum mve_instructions matched_insn,
return FALSE;
}
case MVE_VQDMLAH:
case MVE_VQRDMLAH:
case MVE_VQDMLASH:
case MVE_VQRDMLASH:
case MVE_VQDMULH_T3:
case MVE_VQRDMULH_T4:
case MVE_VMLAS:
case MVE_VFMA_FP_SCALAR:
case MVE_VFMAS_FP_SCALAR:
case MVE_VHADD_T2:
@ -5210,6 +5449,10 @@ is_mve_unpredictable (unsigned long given, enum mve_instructions matched_insn,
return FALSE;
}
case MVE_VQRDMLADH:
case MVE_VQDMLSDH:
case MVE_VQRDMLSDH:
case MVE_VQDMLADH:
case MVE_VMULL_INT:
{
unsigned long Qd;
@ -5290,6 +5533,18 @@ is_mve_unpredictable (unsigned long given, enum mve_instructions matched_insn,
return FALSE;
}
case MVE_VMLSLDAV:
case MVE_VRMLSLDAVH:
case MVE_VMLALDAV:
case MVE_VADDLV:
if (arm_decode_field (given, 20, 22) == 6)
{
*unpredictable_code = UNPRED_R13;
return TRUE;
}
else
return FALSE;
default:
return FALSE;
}
@ -5556,6 +5811,10 @@ print_mve_undefined (struct disassemble_info *info,
func (stream, "op field equal 0 and bad cmode");
break;
case UNDEF_XCHG_UNS:
func (stream, "exchange and unsigned together");
break;
case UNDEF_NONE:
break;
}
@ -5915,6 +6174,7 @@ print_mve_size (struct disassemble_info *info,
switch (matched_insn)
{
case MVE_VADDV:
case MVE_VCMP_VEC_T1:
case MVE_VCMP_VEC_T2:
case MVE_VCMP_VEC_T3:
@ -5933,12 +6193,25 @@ print_mve_size (struct disassemble_info *info,
case MVE_VLDRD_GATHER_T4:
case MVE_VLDRB_T1:
case MVE_VLDRH_T2:
case MVE_VMLAS:
case MVE_VPT_VEC_T1:
case MVE_VPT_VEC_T2:
case MVE_VPT_VEC_T3:
case MVE_VPT_VEC_T4:
case MVE_VPT_VEC_T5:
case MVE_VPT_VEC_T6:
case MVE_VQDMLADH:
case MVE_VQRDMLADH:
case MVE_VQDMLAH:
case MVE_VQRDMLAH:
case MVE_VQDMLASH:
case MVE_VQRDMLASH:
case MVE_VQDMLSDH:
case MVE_VQRDMLSDH:
case MVE_VQDMULH_T1:
case MVE_VQRDMULH_T2:
case MVE_VQDMULH_T3:
case MVE_VQRDMULH_T4:
case MVE_VRHADD:
case MVE_VRINT_FP:
case MVE_VST2:
@ -5968,6 +6241,10 @@ print_mve_size (struct disassemble_info *info,
func (stream, "16");
break;
case MVE_VMLADAV_T1:
case MVE_VMLALDAV:
case MVE_VMLSDAV_T1:
case MVE_VMLSLDAV:
case MVE_VMOVN:
case MVE_VQDMULL_T1:
case MVE_VQDMULL_T2:
@ -7639,6 +7916,11 @@ print_insn_mve (struct disassemble_info *info, long given)
func (stream, "t");
break;
case 'X':
if (arm_decode_field (given, 12, 12) == 1)
func (stream, "x");
break;
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':
{
@ -7662,6 +7944,10 @@ print_insn_mve (struct disassemble_info *info, long given)
value,
insn->mve_op);
break;
case 'A':
if (value == 1)
func (stream, "a");
break;
case 'i':
{
unsigned long imm