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/***************************************************************************************************
Zyan Disassembler Library (Zydis)
Original Author : Florian Bernd, Joel Hoener
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
***************************************************************************************************/
#include "zydis/Zydis/Internal/FormatterBase.h"
#include "zydis/Zydis/Utils.h"
/* ============================================================================================== */
/* Constants */
/* ============================================================================================== */
#include "zydis/Zydis/Generated/FormatterStrings.inc"
static const ZydisShortString* const STR_PREF_REX[16] =
{
&STR_PREF_REX_40,
&STR_PREF_REX_41,
&STR_PREF_REX_42,
&STR_PREF_REX_43,
&STR_PREF_REX_44,
&STR_PREF_REX_45,
&STR_PREF_REX_46,
&STR_PREF_REX_47,
&STR_PREF_REX_48,
&STR_PREF_REX_49,
&STR_PREF_REX_4A,
&STR_PREF_REX_4B,
&STR_PREF_REX_4C,
&STR_PREF_REX_4D,
&STR_PREF_REX_4E,
&STR_PREF_REX_4F
};
static const ZydisPredefinedToken* const TOK_PREF_REX[16] =
{
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_40,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_41,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_42,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_43,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_44,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_45,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_46,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_47,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_48,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_49,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4A,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4B,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4C,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4D,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4E,
(const ZydisPredefinedToken* const)&TOK_DATA_PREF_REX_4F
};
/* ============================================================================================== */
/* Helper functions */
/* ============================================================================================== */
ZyanU32 ZydisFormatterHelperGetExplicitSize(const ZydisFormatter* formatter,
ZydisFormatterContext* context, const ZydisDecodedOperand* operand)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(context);
ZYAN_ASSERT(operand);
ZYAN_ASSERT(operand->type == ZYDIS_OPERAND_TYPE_MEMORY);
ZYAN_ASSERT((operand->mem.type == ZYDIS_MEMOP_TYPE_MEM) ||
(operand->mem.type == ZYDIS_MEMOP_TYPE_AGEN) ||
(operand->mem.type == ZYDIS_MEMOP_TYPE_VSIB));
if (formatter->force_memory_size)
{
return operand->size;
}
else if (operand->mem.type == ZYDIS_MEMOP_TYPE_AGEN)
{
return 0;
}
if (!context->operands)
{
// Single operand formatting. We can not derive the explicit size by using the other
// operands.
return 0;
}
switch (operand->id)
{
case 0:
if (context->instruction->operand_count_visible < 2)
{
return 0;
}
if ((context->operands[1].type == ZYDIS_OPERAND_TYPE_UNUSED) ||
(context->operands[1].type == ZYDIS_OPERAND_TYPE_IMMEDIATE))
{
return context->operands[0].size;
}
if (context->operands[0].size != context->operands[1].size)
{
return context->operands[0].size;
}
if ((context->operands[1].type == ZYDIS_OPERAND_TYPE_REGISTER) &&
(context->operands[1].visibility == ZYDIS_OPERAND_VISIBILITY_IMPLICIT) &&
(context->operands[1].reg.value == ZYDIS_REGISTER_CL))
{
return context->operands[0].size;
}
break;
case 1:
case 2:
if (context->operands[operand->id - 1].size !=
context->operands[operand->id].size)
{
return context->operands[operand->id].size;
}
break;
default:
break;
}
return 0;
}
/* ============================================================================================== */
/* Formatter functions */
/* ============================================================================================== */
/* ---------------------------------------------------------------------------------------------- */
/* Operands */
/* ---------------------------------------------------------------------------------------------- */
ZyanStatus ZydisFormatterBaseFormatOperandREG(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
return formatter->func_print_register(formatter, buffer, context, context->operand->reg.value);
}
ZyanStatus ZydisFormatterBaseFormatOperandPTR(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_IMMEDIATE);
ZYDIS_STRING_APPEND_NUM_U(formatter, formatter->addr_base, &buffer->string,
context->operand->ptr.segment, 4, formatter->hex_force_leading_number);
ZYDIS_BUFFER_APPEND(buffer, DELIM_SEGMENT);
ZyanU8 padding;
switch (context->instruction->operand_width)
{
case 16:
padding = 4;
break;
case 32:
padding = 8;
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_IMMEDIATE);
ZYDIS_STRING_APPEND_NUM_U(formatter, formatter->addr_base, &buffer->string,
context->operand->ptr.offset , padding, formatter->hex_force_leading_number);
return ZYAN_STATUS_SUCCESS;
}
ZyanStatus ZydisFormatterBaseFormatOperandIMM(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
// The immediate operand contains an address
if (context->operand->imm.is_relative)
{
const ZyanBool absolute = !formatter->force_relative_branches &&
(context->runtime_address != ZYDIS_RUNTIME_ADDRESS_NONE);
if (absolute)
{
return formatter->func_print_address_abs(formatter, buffer, context);
}
return formatter->func_print_address_rel(formatter, buffer, context);
}
// The immediate operand contains an actual ordinal value
return formatter->func_print_imm(formatter, buffer, context);
}
/* ---------------------------------------------------------------------------------------------- */
/* Elemental tokens */
/* ---------------------------------------------------------------------------------------------- */
ZyanStatus ZydisFormatterBasePrintAddressABS(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
ZyanU64 address;
ZYAN_CHECK(ZydisCalcAbsoluteAddress(context->instruction, context->operand,
context->runtime_address, &address));
ZyanU8 padding = (formatter->addr_padding_absolute ==
ZYDIS_PADDING_AUTO) ? 0 : (ZyanU8)formatter->addr_padding_absolute;
if ((formatter->addr_padding_absolute == ZYDIS_PADDING_AUTO) &&
(formatter->addr_base == ZYDIS_NUMERIC_BASE_HEX))
{
switch (context->instruction->address_width)
{
case 16:
padding = 4;
address = (ZyanU16)address;
break;
case 32:
padding = 8;
address = (ZyanU32)address;
break;
case 64:
padding = 16;
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
}
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_ADDRESS_ABS);
ZYDIS_STRING_APPEND_NUM_U(formatter, formatter->addr_base, &buffer->string, address, padding,
formatter->hex_force_leading_number);
return ZYAN_STATUS_SUCCESS;
}
ZyanStatus ZydisFormatterBasePrintAddressREL(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
ZyanU64 address;
ZYAN_CHECK(ZydisCalcAbsoluteAddress(context->instruction, context->operand, 0, &address));
ZyanU8 padding = (formatter->addr_padding_relative ==
ZYDIS_PADDING_AUTO) ? 0 : (ZyanU8)formatter->addr_padding_relative;
if ((formatter->addr_padding_relative == ZYDIS_PADDING_AUTO) &&
(formatter->addr_base == ZYDIS_NUMERIC_BASE_HEX))
{
switch (context->instruction->address_width)
{
case 16:
padding = 4;
address = (ZyanU16)address;
break;
case 32:
padding = 8;
address = (ZyanU32)address;
break;
case 64:
padding = 16;
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
}
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_ADDRESS_REL);
switch (formatter->addr_signedness)
{
case ZYDIS_SIGNEDNESS_AUTO:
case ZYDIS_SIGNEDNESS_SIGNED:
ZYDIS_STRING_APPEND_NUM_S(formatter, formatter->addr_base, &buffer->string, address,
padding, formatter->hex_force_leading_number, ZYAN_TRUE);
break;
case ZYDIS_SIGNEDNESS_UNSIGNED:
ZYAN_CHECK(ZydisStringAppendShort(&buffer->string, &STR_ADD));
ZYDIS_STRING_APPEND_NUM_U(formatter, formatter->addr_base, &buffer->string, address,
padding, formatter->hex_force_leading_number);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
return ZYAN_STATUS_SUCCESS;
}
ZyanStatus ZydisFormatterBasePrintIMM(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_IMMEDIATE);
const ZyanBool is_signed =
(formatter->imm_signedness == ZYDIS_SIGNEDNESS_SIGNED) ||
(formatter->imm_signedness == ZYDIS_SIGNEDNESS_AUTO && (context->operand->imm.is_signed));
if (is_signed && (context->operand->imm.value.s < 0))
{
ZYDIS_STRING_APPEND_NUM_S(formatter, formatter->imm_base, &buffer->string,
context->operand->imm.value.s, formatter->imm_padding,
formatter->hex_force_leading_number, ZYAN_FALSE);
return ZYAN_STATUS_SUCCESS;
}
ZyanU64 value;
ZyanU8 padding = (formatter->imm_padding ==
ZYDIS_PADDING_AUTO) ? 0 : (ZyanU8)formatter->imm_padding;
switch (context->instruction->operand_width)
{
case 8:
if (formatter->imm_padding == ZYDIS_PADDING_AUTO)
{
padding = 2;
}
value = (ZyanU8 )context->operand->imm.value.u;
break;
case 16:
if (formatter->imm_padding == ZYDIS_PADDING_AUTO)
{
padding = 4;
}
value = (ZyanU16)context->operand->imm.value.u;
break;
case 32:
if (formatter->imm_padding == ZYDIS_PADDING_AUTO)
{
padding = 8;
}
value = (ZyanU32)context->operand->imm.value.u;
break;
case 64:
if (formatter->imm_padding == ZYDIS_PADDING_AUTO)
{
padding = 16;
}
value = (ZyanU64)context->operand->imm.value.u;
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
ZYDIS_STRING_APPEND_NUM_U(formatter, formatter->imm_base, &buffer->string, value, padding,
formatter->hex_force_leading_number);
return ZYAN_STATUS_SUCCESS;
}
/* ---------------------------------------------------------------------------------------------- */
/* Optional tokens */
/* ---------------------------------------------------------------------------------------------- */
ZyanStatus ZydisFormatterBasePrintSegment(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
ZyanBool printed_segment = ZYAN_FALSE;
switch (context->operand->mem.segment)
{
case ZYDIS_REGISTER_ES:
case ZYDIS_REGISTER_CS:
case ZYDIS_REGISTER_FS:
case ZYDIS_REGISTER_GS:
ZYAN_CHECK(formatter->func_print_register(formatter, buffer, context,
context->operand->mem.segment));
printed_segment = ZYAN_TRUE;
break;
case ZYDIS_REGISTER_SS:
if ((formatter->force_memory_segment) ||
(context->instruction->attributes & ZYDIS_ATTRIB_HAS_SEGMENT_SS))
{
ZYAN_CHECK(formatter->func_print_register(formatter, buffer, context,
context->operand->mem.segment));
printed_segment = ZYAN_TRUE;
}
break;
case ZYDIS_REGISTER_DS:
if ((formatter->force_memory_segment) ||
(context->instruction->attributes & ZYDIS_ATTRIB_HAS_SEGMENT_DS))
{
ZYAN_CHECK(formatter->func_print_register(formatter, buffer, context,
context->operand->mem.segment));
printed_segment = ZYAN_TRUE;
}
break;
default:
break;
}
if (printed_segment)
{
ZYDIS_BUFFER_APPEND(buffer, DELIM_SEGMENT);
}
return ZYAN_STATUS_SUCCESS;
}
ZyanStatus ZydisFormatterBasePrintPrefixes(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
if (formatter->detailed_prefixes)
{
for (ZyanU8 i = 0; i < context->instruction->raw.prefix_count; ++i)
{
const ZyanU8 value = context->instruction->raw.prefixes[i].value;
switch (context->instruction->raw.prefixes[i].type)
{
case ZYDIS_PREFIX_TYPE_IGNORED:
case ZYDIS_PREFIX_TYPE_MANDATORY:
{
if ((value & 0xF0) == 0x40)
{
if (buffer->is_token_list)
{
// TODO: Case
ZYAN_CHECK(ZydisFormatterBufferAppendPredefined(buffer,
TOK_PREF_REX[value & 0x0F]));
} else
{
ZYAN_CHECK(ZydisStringAppendShortCase(&buffer->string,
STR_PREF_REX[value & 0x0F], formatter->case_prefixes));
}
} else
{
switch (value)
{
case 0xF0:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_LOCK, formatter->case_prefixes);
break;
case 0x2E:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_CS, formatter->case_prefixes);
break;
case 0x36:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_SS, formatter->case_prefixes);
break;
case 0x3E:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_DS, formatter->case_prefixes);
break;
case 0x26:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_ES, formatter->case_prefixes);
break;
case 0x64:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_FS, formatter->case_prefixes);
break;
case 0x65:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_SEG_GS, formatter->case_prefixes);
break;
default:
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_PREFIX);
ZYAN_CHECK(ZydisStringAppendHexU(&buffer->string, value, 0,
formatter->hex_force_leading_number, formatter->hex_uppercase,
ZYAN_NULL, ZYAN_NULL));
ZYDIS_BUFFER_APPEND_TOKEN(buffer, ZYDIS_TOKEN_WHITESPACE);
ZYAN_CHECK(ZydisStringAppendShort(&buffer->string, &STR_WHITESPACE));
break;
}
}
break;
}
case ZYDIS_PREFIX_TYPE_EFFECTIVE:
switch (value)
{
case 0xF0:
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_LOCK, formatter->case_prefixes);
break;
case 0xF2:
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_XACQUIRE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_XACQUIRE, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REPNE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REPNE, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_BND)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_BND, formatter->case_prefixes);
}
break;
case 0xF3:
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_XRELEASE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_XRELEASE, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REP)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REP, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REPE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REPE, formatter->case_prefixes);
}
break;
default:
break;
}
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
}
return ZYAN_STATUS_SUCCESS;
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_XACQUIRE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_XACQUIRE, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_XRELEASE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_XRELEASE, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_LOCK)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_LOCK, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_BND)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_BND, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_NOTRACK)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_NOTRACK, formatter->case_prefixes);
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REP)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REP, formatter->case_prefixes);
return ZYAN_STATUS_SUCCESS;
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REPE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REPE, formatter->case_prefixes);
return ZYAN_STATUS_SUCCESS;
}
if (context->instruction->attributes & ZYDIS_ATTRIB_HAS_REPNE)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, PREF_REPNE, formatter->case_prefixes);
return ZYAN_STATUS_SUCCESS;
}
return ZYAN_STATUS_SUCCESS;
}
ZyanStatus ZydisFormatterBasePrintDecorator(const ZydisFormatter* formatter,
ZydisFormatterBuffer* buffer, ZydisFormatterContext* context, ZydisDecorator decorator)
{
ZYAN_ASSERT(formatter);
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(context);
#if defined(ZYDIS_DISABLE_AVX512) && defined(ZYDIS_DISABLE_KNC)
ZYAN_UNUSED(formatter);
ZYAN_UNUSED(buffer);
ZYAN_UNUSED(context);
#endif
switch (decorator)
{
case ZYDIS_DECORATOR_MASK:
{
#if !defined(ZYDIS_DISABLE_AVX512) || !defined(ZYDIS_DISABLE_KNC)
if (context->instruction->avx.mask.reg != ZYDIS_REGISTER_K0)
{
if (buffer->is_token_list)
{
ZYDIS_BUFFER_APPEND(buffer, DECO_BEGIN);
ZYAN_CHECK(formatter->func_print_register(formatter, buffer, context,
context->instruction->avx.mask.reg));
ZYDIS_BUFFER_APPEND(buffer, DECO_END);
} else
{
ZYAN_CHECK(ZydisStringAppendShort(&buffer->string, &STR_DECO_BEGIN));
ZYAN_CHECK(formatter->func_print_register(formatter, buffer, context,
context->instruction->avx.mask.reg));
ZYAN_CHECK(ZydisStringAppendShort(&buffer->string, &STR_DECO_END));
}
// Only print the zeroing decorator, if the instruction is not a "zeroing masking only"
// instruction (e.g. `vcmpsd`)
if ((context->instruction->avx.mask.mode == ZYDIS_MASK_MODE_ZEROING ||
context->instruction->avx.mask.mode == ZYDIS_MASK_MODE_CONTROL_ZEROING) &&
(context->instruction->raw.evex.z))
{
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_ZERO, formatter->case_decorators);
}
}
#endif
break;
}
case ZYDIS_DECORATOR_BC:
#if !defined(ZYDIS_DISABLE_AVX512)
if (!context->instruction->avx.broadcast.is_static)
{
switch (context->instruction->avx.broadcast.mode)
{
case ZYDIS_BROADCAST_MODE_INVALID:
break;
case ZYDIS_BROADCAST_MODE_1_TO_2:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO2, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_1_TO_4:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO4, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_1_TO_8:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO8, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_1_TO_16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO16, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_1_TO_32:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO32, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_1_TO_64:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_1TO64, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_4_TO_8:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_4TO8, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_4_TO_16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_4TO16, formatter->case_decorators);
break;
case ZYDIS_BROADCAST_MODE_8_TO_16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_8TO16, formatter->case_decorators);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
}
#endif
break;
case ZYDIS_DECORATOR_RC:
#if !defined(ZYDIS_DISABLE_AVX512)
if (context->instruction->avx.has_sae)
{
switch (context->instruction->avx.rounding.mode)
{
case ZYDIS_ROUNDING_MODE_INVALID:
break;
case ZYDIS_ROUNDING_MODE_RN:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RN_SAE, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RD:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RD_SAE, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RU:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RU_SAE, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RZ:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RZ_SAE, formatter->case_decorators);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
} else
{
switch (context->instruction->avx.rounding.mode)
{
case ZYDIS_ROUNDING_MODE_INVALID:
break;
case ZYDIS_ROUNDING_MODE_RN:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RN, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RD:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RD, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RU:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RU, formatter->case_decorators);
break;
case ZYDIS_ROUNDING_MODE_RZ:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_RZ, formatter->case_decorators);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
}
#endif
break;
case ZYDIS_DECORATOR_SAE:
#if !defined(ZYDIS_DISABLE_AVX512)
if (context->instruction->avx.has_sae && !context->instruction->avx.rounding.mode)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_SAE, formatter->case_decorators);
}
#endif
break;
case ZYDIS_DECORATOR_SWIZZLE:
#if !defined(ZYDIS_DISABLE_KNC)
switch (context->instruction->avx.swizzle.mode)
{
case ZYDIS_SWIZZLE_MODE_INVALID:
case ZYDIS_SWIZZLE_MODE_DCBA:
// Nothing to do here
break;
case ZYDIS_SWIZZLE_MODE_CDAB:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_CDAB, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_BADC:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_BADC, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_DACB:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_DACB, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_AAAA:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_AAAA, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_BBBB:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_BBBB, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_CCCC:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_CCCC, formatter->case_decorators);
break;
case ZYDIS_SWIZZLE_MODE_DDDD:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_DDDD, formatter->case_decorators);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
#endif
break;
case ZYDIS_DECORATOR_CONVERSION:
#if !defined(ZYDIS_DISABLE_KNC)
switch (context->instruction->avx.conversion.mode)
{
case ZYDIS_CONVERSION_MODE_INVALID:
break;
case ZYDIS_CONVERSION_MODE_FLOAT16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_FLOAT16, formatter->case_decorators);
break;
case ZYDIS_CONVERSION_MODE_SINT8:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_SINT8, formatter->case_decorators);
break;
case ZYDIS_CONVERSION_MODE_UINT8:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_UINT8, formatter->case_decorators);
break;
case ZYDIS_CONVERSION_MODE_SINT16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_SINT16, formatter->case_decorators);
break;
case ZYDIS_CONVERSION_MODE_UINT16:
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_UINT16, formatter->case_decorators);
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
#endif
break;
case ZYDIS_DECORATOR_EH:
#if !defined(ZYDIS_DISABLE_KNC)
if (context->instruction->avx.has_eviction_hint)
{
ZYDIS_BUFFER_APPEND_CASE(buffer, DECO_EH, formatter->case_decorators);
}
#endif
break;
default:
return ZYAN_STATUS_INVALID_ARGUMENT;
}
return ZYAN_STATUS_SUCCESS;
}
/* ---------------------------------------------------------------------------------------------- */
/* ============================================================================================== */