blob: 4dec829ffe92d11b8673885c1670043f35cf563b [file] [log] [blame]
/*
* Copyright © 2008 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include <stdarg.h>
#include "brw_compat.h"
#include "brw_context.h"
#include "brw_defines.h"
const struct opcode_desc opcode_descs[128] = {
[BRW_OPCODE_MOV] = { .name = "mov", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_FRC] = { .name = "frc", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_RNDU] = { .name = "rndu", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_RNDD] = { .name = "rndd", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_RNDE] = { .name = "rnde", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_RNDZ] = { .name = "rndz", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_NOT] = { .name = "not", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_LZD] = { .name = "lzd", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_MUL] = { .name = "mul", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_MAC] = { .name = "mac", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_MACH] = { .name = "mach", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_LINE] = { .name = "line", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_PLN] = { .name = "pln", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_MAD] = { .name = "mad", .nsrc = 3, .ndst = 1 },
[BRW_OPCODE_SAD2] = { .name = "sad2", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_SADA2] = { .name = "sada2", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_DP4] = { .name = "dp4", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_DPH] = { .name = "dph", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_DP3] = { .name = "dp3", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_DP2] = { .name = "dp2", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_MATH] = { .name = "math", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_AVG] = { .name = "avg", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_ADD] = { .name = "add", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_SEL] = { .name = "sel", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_AND] = { .name = "and", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_OR] = { .name = "or", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_XOR] = { .name = "xor", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_SHR] = { .name = "shr", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_SHL] = { .name = "shl", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_ASR] = { .name = "asr", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_CMP] = { .name = "cmp", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_CMPN] = { .name = "cmpn", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_SEND] = { .name = "send", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_SENDC] = { .name = "sendc", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_NOP] = { .name = "nop", .nsrc = 0, .ndst = 0 },
[BRW_OPCODE_JMPI] = { .name = "jmpi", .nsrc = 0, .ndst = 0 },
[BRW_OPCODE_IF] = { .name = "if", .nsrc = 2, .ndst = 0 },
[BRW_OPCODE_IFF] = { .name = "iff", .nsrc = 2, .ndst = 1 },
[BRW_OPCODE_WHILE] = { .name = "while", .nsrc = 2, .ndst = 0 },
[BRW_OPCODE_ELSE] = { .name = "else", .nsrc = 2, .ndst = 0 },
[BRW_OPCODE_BREAK] = { .name = "break", .nsrc = 2, .ndst = 0 },
[BRW_OPCODE_CONTINUE] = { .name = "cont", .nsrc = 1, .ndst = 0 },
[BRW_OPCODE_HALT] = { .name = "halt", .nsrc = 1, .ndst = 0 },
[BRW_OPCODE_MSAVE] = { .name = "msave", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_PUSH] = { .name = "push", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_MRESTORE] = { .name = "mrest", .nsrc = 1, .ndst = 1 },
[BRW_OPCODE_POP] = { .name = "pop", .nsrc = 2, .ndst = 0 },
[BRW_OPCODE_WAIT] = { .name = "wait", .nsrc = 1, .ndst = 0 },
[BRW_OPCODE_DO] = { .name = "do", .nsrc = 0, .ndst = 0 },
[BRW_OPCODE_ENDIF] = { .name = "endif", .nsrc = 2, .ndst = 0 },
};
static const struct opcode_desc *opcode = opcode_descs;
static const char * const conditional_modifier[16] = {
[BRW_CONDITIONAL_NONE] = "",
[BRW_CONDITIONAL_Z] = ".e",
[BRW_CONDITIONAL_NZ] = ".ne",
[BRW_CONDITIONAL_G] = ".g",
[BRW_CONDITIONAL_GE] = ".ge",
[BRW_CONDITIONAL_L] = ".l",
[BRW_CONDITIONAL_LE] = ".le",
[BRW_CONDITIONAL_R] = ".r",
[BRW_CONDITIONAL_O] = ".o",
[BRW_CONDITIONAL_U] = ".u",
};
static const char * const negate[2] = {
[0] = "",
[1] = "-",
};
static const char * const _abs[2] = {
[0] = "",
[1] = "(abs)",
};
static const char * const vert_stride[16] = {
[0] = "0",
[1] = "1",
[2] = "2",
[3] = "4",
[4] = "8",
[5] = "16",
[6] = "32",
[15] = "VxH",
};
static const char * const width[8] = {
[0] = "1",
[1] = "2",
[2] = "4",
[3] = "8",
[4] = "16",
};
static const char * const horiz_stride[4] = {
[0] = "0",
[1] = "1",
[2] = "2",
[3] = "4"
};
static const char * const chan_sel[4] = {
[0] = "x",
[1] = "y",
[2] = "z",
[3] = "w",
};
static const char * const debug_ctrl[2] = {
[0] = "",
[1] = ".breakpoint"
};
static const char * const saturate[2] = {
[0] = "",
[1] = ".sat"
};
static const char * const accwr[2] = {
[0] = "",
[1] = "AccWrEnable"
};
static const char * const wectrl[2] = {
[0] = "WE_normal",
[1] = "WE_all"
};
static const char * const exec_size[8] = {
[0] = "1",
[1] = "2",
[2] = "4",
[3] = "8",
[4] = "16",
[5] = "32"
};
static const char * const pred_inv[2] = {
[0] = "+",
[1] = "-"
};
static const char * const pred_ctrl_align16[16] = {
[1] = "",
[2] = ".x",
[3] = ".y",
[4] = ".z",
[5] = ".w",
[6] = ".any4h",
[7] = ".all4h",
};
static const char * const pred_ctrl_align1[16] = {
[1] = "",
[2] = ".anyv",
[3] = ".allv",
[4] = ".any2h",
[5] = ".all2h",
[6] = ".any4h",
[7] = ".all4h",
[8] = ".any8h",
[9] = ".all8h",
[10] = ".any16h",
[11] = ".all16h",
};
static const char * const thread_ctrl[4] = {
[0] = "",
[2] = "switch"
};
static const char * const compr_ctrl[4] = {
[0] = "",
[1] = "sechalf",
[2] = "compr",
[3] = "compr4",
};
static const char * const dep_ctrl[4] = {
[0] = "",
[1] = "NoDDClr",
[2] = "NoDDChk",
[3] = "NoDDClr,NoDDChk",
};
static const char * const mask_ctrl[4] = {
[0] = "",
[1] = "nomask",
};
static const char * const access_mode[2] = {
[0] = "align1",
[1] = "align16",
};
static const char * const reg_encoding[8] = {
[0] = "UD",
[1] = "D",
[2] = "UW",
[3] = "W",
[4] = "UB",
[5] = "B",
[7] = "F"
};
const int reg_type_size[8] = {
[0] = 4,
[1] = 4,
[2] = 2,
[3] = 2,
[4] = 1,
[5] = 1,
[7] = 4
};
static const char * const reg_file[4] = {
[0] = "A",
[1] = "g",
[2] = "m",
[3] = "imm",
};
static const char * const writemask[16] = {
[0x0] = ".",
[0x1] = ".x",
[0x2] = ".y",
[0x3] = ".xy",
[0x4] = ".z",
[0x5] = ".xz",
[0x6] = ".yz",
[0x7] = ".xyz",
[0x8] = ".w",
[0x9] = ".xw",
[0xa] = ".yw",
[0xb] = ".xyw",
[0xc] = ".zw",
[0xd] = ".xzw",
[0xe] = ".yzw",
[0xf] = "",
};
static const char * const end_of_thread[2] = {
[0] = "",
[1] = "EOT"
};
static const char * const target_function[16] = {
[BRW_SFID_NULL] = "null",
[BRW_SFID_MATH] = "math",
[BRW_SFID_SAMPLER] = "sampler",
[BRW_SFID_MESSAGE_GATEWAY] = "gateway",
[BRW_SFID_DATAPORT_READ] = "read",
[BRW_SFID_DATAPORT_WRITE] = "write",
[BRW_SFID_URB] = "urb",
[BRW_SFID_THREAD_SPAWNER] = "thread_spawner"
};
static const char * const target_function_gen6[16] = {
[BRW_SFID_NULL] = "null",
[BRW_SFID_MATH] = "math",
[BRW_SFID_SAMPLER] = "sampler",
[BRW_SFID_MESSAGE_GATEWAY] = "gateway",
[BRW_SFID_URB] = "urb",
[BRW_SFID_THREAD_SPAWNER] = "thread_spawner",
[GEN6_SFID_DATAPORT_SAMPLER_CACHE] = "sampler",
[GEN6_SFID_DATAPORT_RENDER_CACHE] = "render",
[GEN6_SFID_DATAPORT_CONSTANT_CACHE] = "const",
[GEN7_SFID_DATAPORT_DATA_CACHE] = "data"
};
static const char * const dp_rc_msg_type_gen6[16] = {
[BRW_DATAPORT_READ_MESSAGE_OWORD_BLOCK_READ] = "OWORD block read",
[GEN6_DATAPORT_READ_MESSAGE_RENDER_UNORM_READ] = "RT UNORM read",
[GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ] = "OWORD dual block read",
[GEN6_DATAPORT_READ_MESSAGE_MEDIA_BLOCK_READ] = "media block read",
[GEN6_DATAPORT_READ_MESSAGE_OWORD_UNALIGN_BLOCK_READ] = "OWORD unaligned block read",
[GEN6_DATAPORT_READ_MESSAGE_DWORD_SCATTERED_READ] = "DWORD scattered read",
[GEN6_DATAPORT_WRITE_MESSAGE_DWORD_ATOMIC_WRITE] = "DWORD atomic write",
[GEN6_DATAPORT_WRITE_MESSAGE_OWORD_BLOCK_WRITE] = "OWORD block write",
[GEN6_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE] = "OWORD dual block write",
[GEN6_DATAPORT_WRITE_MESSAGE_MEDIA_BLOCK_WRITE] = "media block write",
[GEN6_DATAPORT_WRITE_MESSAGE_DWORD_SCATTERED_WRITE] = "DWORD scattered write",
[GEN6_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_WRITE] = "RT write",
[GEN6_DATAPORT_WRITE_MESSAGE_STREAMED_VB_WRITE] = "streamed VB write",
[GEN6_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_UNORM_WRITE] = "RT UNORMc write",
};
static const char * const math_function[16] = {
[BRW_MATH_FUNCTION_INV] = "inv",
[BRW_MATH_FUNCTION_LOG] = "log",
[BRW_MATH_FUNCTION_EXP] = "exp",
[BRW_MATH_FUNCTION_SQRT] = "sqrt",
[BRW_MATH_FUNCTION_RSQ] = "rsq",
[BRW_MATH_FUNCTION_SIN] = "sin",
[BRW_MATH_FUNCTION_COS] = "cos",
[BRW_MATH_FUNCTION_SINCOS] = "sincos",
[BRW_MATH_FUNCTION_TAN] = "tan",
[BRW_MATH_FUNCTION_POW] = "pow",
[BRW_MATH_FUNCTION_INT_DIV_QUOTIENT_AND_REMAINDER] = "intdivmod",
[BRW_MATH_FUNCTION_INT_DIV_QUOTIENT] = "intdiv",
[BRW_MATH_FUNCTION_INT_DIV_REMAINDER] = "intmod",
};
static const char * const math_saturate[2] = {
[0] = "",
[1] = "sat"
};
static const char * const math_signed[2] = {
[0] = "",
[1] = "signed"
};
static const char * const math_scalar[2] = {
[0] = "",
[1] = "scalar"
};
static const char * const math_precision[2] = {
[0] = "",
[1] = "partial_precision"
};
static const char * const urb_opcode[2] = {
[0] = "urb_write",
[1] = "ff_sync",
};
static const char * const urb_swizzle[4] = {
[BRW_URB_SWIZZLE_NONE] = "",
[BRW_URB_SWIZZLE_INTERLEAVE] = "interleave",
[BRW_URB_SWIZZLE_TRANSPOSE] = "transpose",
};
static const char * const urb_allocate[2] = {
[0] = "",
[1] = "allocate"
};
static const char * const urb_used[2] = {
[0] = "",
[1] = "used"
};
static const char * const urb_complete[2] = {
[0] = "",
[1] = "complete"
};
static const char * const sampler_target_format[4] = {
[0] = "F",
[2] = "UD",
[3] = "D"
};
static int column;
static int string (FILE *file, const char *string)
{
fputs (string, file);
column += strlen (string);
return 0;
}
static int format (FILE *f, const char *format, ...) PRINTFLIKE(2, 3);
static int format (FILE *f, const char *format, ...)
{
char buf[1024];
va_list args;
va_start (args, format);
vsnprintf (buf, sizeof (buf) - 1, format, args);
va_end (args);
string (f, buf);
return 0;
}
static int newline (FILE *f)
{
putc ('\n', f);
column = 0;
return 0;
}
static int pad (FILE *f, int c)
{
do
string (f, " ");
while (column < c);
return 0;
}
static int control (FILE *file, const char *name, const char * const ctrl[],
unsigned id, int *space)
{
if (!ctrl[id]) {
fprintf (file, "*** invalid %s value %d ",
name, id);
return 1;
}
if (ctrl[id][0])
{
if (space && *space)
string (file, " ");
string (file, ctrl[id]);
if (space)
*space = 1;
}
return 0;
}
static int print_opcode (FILE *file, int id)
{
if (!opcode[id].name) {
format (file, "*** invalid opcode value %d ", id);
return 1;
}
string (file, opcode[id].name);
return 0;
}
static int reg (FILE *file, unsigned _reg_file, unsigned _reg_nr)
{
int err = 0;
/* Clear the Compr4 instruction compression bit. */
if (_reg_file == BRW_MESSAGE_REGISTER_FILE)
_reg_nr &= ~(1 << 7);
if (_reg_file == BRW_ARCHITECTURE_REGISTER_FILE) {
switch (_reg_nr & 0xf0) {
case BRW_ARF_NULL:
string (file, "null");
return -1;
case BRW_ARF_ADDRESS:
format (file, "a%d", _reg_nr & 0x0f);
break;
case BRW_ARF_ACCUMULATOR:
format (file, "acc%d", _reg_nr & 0x0f);
break;
case BRW_ARF_FLAG:
format (file, "f%d", _reg_nr & 0x0f);
break;
case BRW_ARF_MASK:
format (file, "mask%d", _reg_nr & 0x0f);
break;
case BRW_ARF_MASK_STACK:
format (file, "msd%d", _reg_nr & 0x0f);
break;
case BRW_ARF_STATE:
format (file, "sr%d", _reg_nr & 0x0f);
break;
case BRW_ARF_CONTROL:
format (file, "cr%d", _reg_nr & 0x0f);
break;
case BRW_ARF_NOTIFICATION_COUNT:
format (file, "n%d", _reg_nr & 0x0f);
break;
case BRW_ARF_IP:
string (file, "ip");
return -1;
break;
default:
format (file, "ARF%d", _reg_nr);
break;
}
} else {
err |= control (file, "src reg file", reg_file, _reg_file, NULL);
format (file, "%d", _reg_nr);
}
return err;
}
static int dest (FILE *file, struct brw_instruction *inst)
{
int err = 0;
if (inst->header.access_mode == BRW_ALIGN_1)
{
if (inst->bits1.da1.dest_address_mode == BRW_ADDRESS_DIRECT)
{
err |= reg (file, inst->bits1.da1.dest_reg_file, inst->bits1.da1.dest_reg_nr);
if (err == -1)
return 0;
if (inst->bits1.da1.dest_subreg_nr)
format (file, ".%d", inst->bits1.da1.dest_subreg_nr /
reg_type_size[inst->bits1.da1.dest_reg_type]);
format (file, "<%s>", horiz_stride[inst->bits1.da1.dest_horiz_stride]);
err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.da1.dest_reg_type, NULL);
}
else
{
string (file, "g[a0");
if (inst->bits1.ia1.dest_subreg_nr)
format (file, ".%d", inst->bits1.ia1.dest_subreg_nr /
reg_type_size[inst->bits1.ia1.dest_reg_type]);
if (inst->bits1.ia1.dest_indirect_offset)
format (file, " %d", inst->bits1.ia1.dest_indirect_offset);
string (file, "]");
format (file, "<%s>", horiz_stride[inst->bits1.ia1.dest_horiz_stride]);
err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.ia1.dest_reg_type, NULL);
}
}
else
{
if (inst->bits1.da16.dest_address_mode == BRW_ADDRESS_DIRECT)
{
err |= reg (file, inst->bits1.da16.dest_reg_file, inst->bits1.da16.dest_reg_nr);
if (err == -1)
return 0;
if (inst->bits1.da16.dest_subreg_nr)
format (file, ".%d", inst->bits1.da16.dest_subreg_nr /
reg_type_size[inst->bits1.da16.dest_reg_type]);
string (file, "<1>");
err |= control (file, "writemask", writemask, inst->bits1.da16.dest_writemask, NULL);
err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.da16.dest_reg_type, NULL);
}
else
{
err = 1;
string (file, "Indirect align16 address mode not supported");
}
}
return 0;
}
static int dest_3src (FILE *file, struct brw_instruction *inst)
{
int err = 0;
uint32_t reg_file;
if (inst->bits1.da3src.dest_reg_file)
reg_file = BRW_MESSAGE_REGISTER_FILE;
else
reg_file = BRW_GENERAL_REGISTER_FILE;
err |= reg (file, reg_file, inst->bits1.da3src.dest_reg_nr);
if (err == -1)
return 0;
if (inst->bits1.da3src.dest_subreg_nr)
format (file, ".%d", inst->bits1.da3src.dest_subreg_nr);
string (file, "<1>");
err |= control (file, "writemask", writemask, inst->bits1.da3src.dest_writemask, NULL);
err |= control (file, "dest reg encoding", reg_encoding, BRW_REGISTER_TYPE_F, NULL);
return 0;
}
static int src_align1_region (FILE *file,
unsigned _vert_stride, unsigned _width, unsigned _horiz_stride)
{
int err = 0;
string (file, "<");
err |= control (file, "vert stride", vert_stride, _vert_stride, NULL);
string (file, ",");
err |= control (file, "width", width, _width, NULL);
string (file, ",");
err |= control (file, "horiz_stride", horiz_stride, _horiz_stride, NULL);
string (file, ">");
return err;
}
static int src_da1 (FILE *file, unsigned type, unsigned _reg_file,
unsigned _vert_stride, unsigned _width, unsigned _horiz_stride,
unsigned reg_num, unsigned sub_reg_num, unsigned __abs, unsigned _negate)
{
int err = 0;
err |= control (file, "negate", negate, _negate, NULL);
err |= control (file, "abs", _abs, __abs, NULL);
err |= reg (file, _reg_file, reg_num);
if (err == -1)
return 0;
if (sub_reg_num)
format (file, ".%d", sub_reg_num / reg_type_size[type]); /* use formal style like spec */
src_align1_region (file, _vert_stride, _width, _horiz_stride);
err |= control (file, "src reg encoding", reg_encoding, type, NULL);
return err;
}
static int src_ia1 (FILE *file,
unsigned type,
unsigned _reg_file,
int _addr_imm,
unsigned _addr_subreg_nr,
unsigned _negate,
unsigned __abs,
unsigned _addr_mode,
unsigned _horiz_stride,
unsigned _width,
unsigned _vert_stride)
{
int err = 0;
err |= control (file, "negate", negate, _negate, NULL);
err |= control (file, "abs", _abs, __abs, NULL);
string (file, "g[a0");
if (_addr_subreg_nr)
format (file, ".%d", _addr_subreg_nr);
if (_addr_imm)
format (file, " %d", _addr_imm);
string (file, "]");
src_align1_region (file, _vert_stride, _width, _horiz_stride);
err |= control (file, "src reg encoding", reg_encoding, type, NULL);
return err;
}
static int src_da16 (FILE *file,
unsigned _reg_type,
unsigned _reg_file,
unsigned _vert_stride,
unsigned _reg_nr,
unsigned _subreg_nr,
unsigned __abs,
unsigned _negate,
unsigned swz_x,
unsigned swz_y,
unsigned swz_z,
unsigned swz_w)
{
int err = 0;
err |= control (file, "negate", negate, _negate, NULL);
err |= control (file, "abs", _abs, __abs, NULL);
err |= reg (file, _reg_file, _reg_nr);
if (err == -1)
return 0;
if (_subreg_nr)
/* bit4 for subreg number byte addressing. Make this same meaning as
in da1 case, so output looks consistent. */
format (file, ".%d", 16 / reg_type_size[_reg_type]);
string (file, "<");
err |= control (file, "vert stride", vert_stride, _vert_stride, NULL);
string (file, ",4,1>");
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz_x == BRW_CHANNEL_X &&
swz_y == BRW_CHANNEL_Y &&
swz_z == BRW_CHANNEL_Z &&
swz_w == BRW_CHANNEL_W)
{
;
}
else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
}
else
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
err |= control (file, "channel select", chan_sel, swz_y, NULL);
err |= control (file, "channel select", chan_sel, swz_z, NULL);
err |= control (file, "channel select", chan_sel, swz_w, NULL);
}
err |= control (file, "src da16 reg type", reg_encoding, _reg_type, NULL);
return err;
}
static int src0_3src (FILE *file, struct brw_instruction *inst)
{
int err = 0;
unsigned swz_x = (inst->bits2.da3src.src0_swizzle >> 0) & 0x3;
unsigned swz_y = (inst->bits2.da3src.src0_swizzle >> 2) & 0x3;
unsigned swz_z = (inst->bits2.da3src.src0_swizzle >> 4) & 0x3;
unsigned swz_w = (inst->bits2.da3src.src0_swizzle >> 6) & 0x3;
err |= control (file, "negate", negate, inst->bits1.da3src.src0_negate, NULL);
err |= control (file, "abs", _abs, inst->bits1.da3src.src0_abs, NULL);
err |= reg (file, BRW_GENERAL_REGISTER_FILE, inst->bits2.da3src.src0_reg_nr);
if (err == -1)
return 0;
if (inst->bits2.da3src.src0_subreg_nr)
format (file, ".%d", inst->bits2.da3src.src0_subreg_nr);
string (file, "<4,1,1>");
err |= control (file, "src da16 reg type", reg_encoding,
BRW_REGISTER_TYPE_F, NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz_x == BRW_CHANNEL_X &&
swz_y == BRW_CHANNEL_Y &&
swz_z == BRW_CHANNEL_Z &&
swz_w == BRW_CHANNEL_W)
{
;
}
else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
}
else
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
err |= control (file, "channel select", chan_sel, swz_y, NULL);
err |= control (file, "channel select", chan_sel, swz_z, NULL);
err |= control (file, "channel select", chan_sel, swz_w, NULL);
}
return err;
}
static int src1_3src (FILE *file, struct brw_instruction *inst)
{
int err = 0;
unsigned swz_x = (inst->bits2.da3src.src1_swizzle >> 0) & 0x3;
unsigned swz_y = (inst->bits2.da3src.src1_swizzle >> 2) & 0x3;
unsigned swz_z = (inst->bits2.da3src.src1_swizzle >> 4) & 0x3;
unsigned swz_w = (inst->bits2.da3src.src1_swizzle >> 6) & 0x3;
unsigned src1_subreg_nr = (inst->bits2.da3src.src1_subreg_nr_low |
(inst->bits3.da3src.src1_subreg_nr_high << 2));
err |= control (file, "negate", negate, inst->bits1.da3src.src1_negate,
NULL);
err |= control (file, "abs", _abs, inst->bits1.da3src.src1_abs, NULL);
err |= reg (file, BRW_GENERAL_REGISTER_FILE,
inst->bits3.da3src.src1_reg_nr);
if (err == -1)
return 0;
if (src1_subreg_nr)
format (file, ".%d", src1_subreg_nr);
string (file, "<4,1,1>");
err |= control (file, "src da16 reg type", reg_encoding,
BRW_REGISTER_TYPE_F, NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz_x == BRW_CHANNEL_X &&
swz_y == BRW_CHANNEL_Y &&
swz_z == BRW_CHANNEL_Z &&
swz_w == BRW_CHANNEL_W)
{
;
}
else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
}
else
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
err |= control (file, "channel select", chan_sel, swz_y, NULL);
err |= control (file, "channel select", chan_sel, swz_z, NULL);
err |= control (file, "channel select", chan_sel, swz_w, NULL);
}
return err;
}
static int src2_3src (FILE *file, struct brw_instruction *inst)
{
int err = 0;
unsigned swz_x = (inst->bits3.da3src.src2_swizzle >> 0) & 0x3;
unsigned swz_y = (inst->bits3.da3src.src2_swizzle >> 2) & 0x3;
unsigned swz_z = (inst->bits3.da3src.src2_swizzle >> 4) & 0x3;
unsigned swz_w = (inst->bits3.da3src.src2_swizzle >> 6) & 0x3;
err |= control (file, "negate", negate, inst->bits1.da3src.src2_negate,
NULL);
err |= control (file, "abs", _abs, inst->bits1.da3src.src2_abs, NULL);
err |= reg (file, BRW_GENERAL_REGISTER_FILE,
inst->bits3.da3src.src2_reg_nr);
if (err == -1)
return 0;
if (inst->bits3.da3src.src2_subreg_nr)
format (file, ".%d", inst->bits3.da3src.src2_subreg_nr);
string (file, "<4,1,1>");
err |= control (file, "src da16 reg type", reg_encoding,
BRW_REGISTER_TYPE_F, NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz_x == BRW_CHANNEL_X &&
swz_y == BRW_CHANNEL_Y &&
swz_z == BRW_CHANNEL_Z &&
swz_w == BRW_CHANNEL_W)
{
;
}
else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
}
else
{
string (file, ".");
err |= control (file, "channel select", chan_sel, swz_x, NULL);
err |= control (file, "channel select", chan_sel, swz_y, NULL);
err |= control (file, "channel select", chan_sel, swz_z, NULL);
err |= control (file, "channel select", chan_sel, swz_w, NULL);
}
return err;
}
static int imm (FILE *file, unsigned type, struct brw_instruction *inst) {
switch (type) {
case BRW_REGISTER_TYPE_UD:
format (file, "0x%08xUD", inst->bits3.ud);
break;
case BRW_REGISTER_TYPE_D:
format (file, "%dD", inst->bits3.d);
break;
case BRW_REGISTER_TYPE_UW:
format (file, "0x%04xUW", (uint16_t) inst->bits3.ud);
break;
case BRW_REGISTER_TYPE_W:
format (file, "%dW", (int16_t) inst->bits3.d);
break;
case BRW_REGISTER_TYPE_UB:
format (file, "0x%02xUB", (int8_t) inst->bits3.ud);
break;
case BRW_REGISTER_TYPE_VF:
format (file, "Vector Float");
break;
case BRW_REGISTER_TYPE_V:
format (file, "0x%08xV", inst->bits3.ud);
break;
case BRW_REGISTER_TYPE_F:
format (file, "%-gF", inst->bits3.f);
}
return 0;
}
static int src0 (FILE *file, struct brw_instruction *inst)
{
if (inst->bits1.da1.src0_reg_file == BRW_IMMEDIATE_VALUE)
return imm (file, inst->bits1.da1.src0_reg_type,
inst);
else if (inst->header.access_mode == BRW_ALIGN_1)
{
if (inst->bits2.da1.src0_address_mode == BRW_ADDRESS_DIRECT)
{
return src_da1 (file,
inst->bits1.da1.src0_reg_type,
inst->bits1.da1.src0_reg_file,
inst->bits2.da1.src0_vert_stride,
inst->bits2.da1.src0_width,
inst->bits2.da1.src0_horiz_stride,
inst->bits2.da1.src0_reg_nr,
inst->bits2.da1.src0_subreg_nr,
inst->bits2.da1.src0_abs,
inst->bits2.da1.src0_negate);
}
else
{
return src_ia1 (file,
inst->bits1.ia1.src0_reg_type,
inst->bits1.ia1.src0_reg_file,
inst->bits2.ia1.src0_indirect_offset,
inst->bits2.ia1.src0_subreg_nr,
inst->bits2.ia1.src0_negate,
inst->bits2.ia1.src0_abs,
inst->bits2.ia1.src0_address_mode,
inst->bits2.ia1.src0_horiz_stride,
inst->bits2.ia1.src0_width,
inst->bits2.ia1.src0_vert_stride);
}
}
else
{
if (inst->bits2.da16.src0_address_mode == BRW_ADDRESS_DIRECT)
{
return src_da16 (file,
inst->bits1.da16.src0_reg_type,
inst->bits1.da16.src0_reg_file,
inst->bits2.da16.src0_vert_stride,
inst->bits2.da16.src0_reg_nr,
inst->bits2.da16.src0_subreg_nr,
inst->bits2.da16.src0_abs,
inst->bits2.da16.src0_negate,
inst->bits2.da16.src0_swz_x,
inst->bits2.da16.src0_swz_y,
inst->bits2.da16.src0_swz_z,
inst->bits2.da16.src0_swz_w);
}
else
{
string (file, "Indirect align16 address mode not supported");
return 1;
}
}
}
static int src1 (FILE *file, struct brw_instruction *inst)
{
if (inst->bits1.da1.src1_reg_file == BRW_IMMEDIATE_VALUE)
return imm (file, inst->bits1.da1.src1_reg_type,
inst);
else if (inst->header.access_mode == BRW_ALIGN_1)
{
if (inst->bits3.da1.src1_address_mode == BRW_ADDRESS_DIRECT)
{
return src_da1 (file,
inst->bits1.da1.src1_reg_type,
inst->bits1.da1.src1_reg_file,
inst->bits3.da1.src1_vert_stride,
inst->bits3.da1.src1_width,
inst->bits3.da1.src1_horiz_stride,
inst->bits3.da1.src1_reg_nr,
inst->bits3.da1.src1_subreg_nr,
inst->bits3.da1.src1_abs,
inst->bits3.da1.src1_negate);
}
else
{
return src_ia1 (file,
inst->bits1.ia1.src1_reg_type,
inst->bits1.ia1.src1_reg_file,
inst->bits3.ia1.src1_indirect_offset,
inst->bits3.ia1.src1_subreg_nr,
inst->bits3.ia1.src1_negate,
inst->bits3.ia1.src1_abs,
inst->bits3.ia1.src1_address_mode,
inst->bits3.ia1.src1_horiz_stride,
inst->bits3.ia1.src1_width,
inst->bits3.ia1.src1_vert_stride);
}
}
else
{
if (inst->bits3.da16.src1_address_mode == BRW_ADDRESS_DIRECT)
{
return src_da16 (file,
inst->bits1.da16.src1_reg_type,
inst->bits1.da16.src1_reg_file,
inst->bits3.da16.src1_vert_stride,
inst->bits3.da16.src1_reg_nr,
inst->bits3.da16.src1_subreg_nr,
inst->bits3.da16.src1_abs,
inst->bits3.da16.src1_negate,
inst->bits3.da16.src1_swz_x,
inst->bits3.da16.src1_swz_y,
inst->bits3.da16.src1_swz_z,
inst->bits3.da16.src1_swz_w);
}
else
{
string (file, "Indirect align16 address mode not supported");
return 1;
}
}
}
int esize[6] = {
[0] = 1,
[1] = 2,
[2] = 4,
[3] = 8,
[4] = 16,
[5] = 32,
};
static int qtr_ctrl(FILE *file, struct brw_instruction *inst)
{
int qtr_ctl = inst->header.compression_control;
int exec_size = esize[inst->header.execution_size];
if (exec_size == 8) {
switch (qtr_ctl) {
case 0:
string (file, " 1Q");
break;
case 1:
string (file, " 2Q");
break;
case 2:
string (file, " 3Q");
break;
case 3:
string (file, " 4Q");
break;
}
} else if (exec_size == 16){
if (qtr_ctl < 2)
string (file, " 1H");
else
string (file, " 2H");
}
return 0;
}
int brw_disasm (FILE *file, struct brw_instruction *inst, int gen)
{
int err = 0;
int space = 0;
if (inst->header.predicate_control) {
string (file, "(");
err |= control (file, "predicate inverse", pred_inv, inst->header.predicate_inverse, NULL);
format (file, "f%d", gen >= 7 ? inst->bits2.da1.flag_reg_nr : 0);
if (inst->bits2.da1.flag_subreg_nr)
format (file, ".%d", inst->bits2.da1.flag_subreg_nr);
if (inst->header.access_mode == BRW_ALIGN_1)
err |= control (file, "predicate control align1", pred_ctrl_align1,
inst->header.predicate_control, NULL);
else
err |= control (file, "predicate control align16", pred_ctrl_align16,
inst->header.predicate_control, NULL);
string (file, ") ");
}
err |= print_opcode (file, inst->header.opcode);
err |= control (file, "saturate", saturate, inst->header.saturate, NULL);
err |= control (file, "debug control", debug_ctrl, inst->header.debug_control, NULL);
if (inst->header.opcode == BRW_OPCODE_MATH) {
string (file, " ");
err |= control (file, "function", math_function,
inst->header.destreg__conditionalmod, NULL);
} else if (inst->header.opcode != BRW_OPCODE_SEND &&
inst->header.opcode != BRW_OPCODE_SENDC) {
err |= control (file, "conditional modifier", conditional_modifier,
inst->header.destreg__conditionalmod, NULL);
/* If we're using the conditional modifier, print which flags reg is
* used for it. Note that on gen6+, the embedded-condition SEL and
* control flow doesn't update flags.
*/
if (inst->header.destreg__conditionalmod &&
(gen < 6 || (inst->header.opcode != BRW_OPCODE_SEL &&
inst->header.opcode != BRW_OPCODE_IF &&
inst->header.opcode != BRW_OPCODE_WHILE))) {
format (file, ".f%d", gen >= 7 ? inst->bits2.da1.flag_reg_nr : 0);
if (inst->bits2.da1.flag_subreg_nr)
format (file, ".%d", inst->bits2.da1.flag_subreg_nr);
}
}
if (inst->header.opcode != BRW_OPCODE_NOP) {
string (file, "(");
err |= control (file, "execution size", exec_size, inst->header.execution_size, NULL);
string (file, ")");
}
if (inst->header.opcode == BRW_OPCODE_SEND && gen < 6)
format (file, " %d", inst->header.destreg__conditionalmod);
if (opcode[inst->header.opcode].nsrc == 3) {
pad (file, 16);
err |= dest_3src (file, inst);
pad (file, 32);
err |= src0_3src (file, inst);
pad (file, 48);
err |= src1_3src (file, inst);
pad (file, 64);
err |= src2_3src (file, inst);
} else {
if (opcode[inst->header.opcode].ndst > 0) {
pad (file, 16);
err |= dest (file, inst);
} else if (gen == 7 && (inst->header.opcode == BRW_OPCODE_ELSE ||
inst->header.opcode == BRW_OPCODE_ENDIF ||
inst->header.opcode == BRW_OPCODE_WHILE)) {
format (file, " %d", inst->bits3.break_cont.jip);
} else if (gen == 6 && (inst->header.opcode == BRW_OPCODE_IF ||
inst->header.opcode == BRW_OPCODE_ELSE ||
inst->header.opcode == BRW_OPCODE_ENDIF ||
inst->header.opcode == BRW_OPCODE_WHILE)) {
format (file, " %d", inst->bits1.branch_gen6.jump_count);
} else if ((gen >= 6 && (inst->header.opcode == BRW_OPCODE_BREAK ||
inst->header.opcode == BRW_OPCODE_CONTINUE ||
inst->header.opcode == BRW_OPCODE_HALT)) ||
(gen == 7 && inst->header.opcode == BRW_OPCODE_IF)) {
format (file, " %d %d", inst->bits3.break_cont.uip, inst->bits3.break_cont.jip);
} else if (inst->header.opcode == BRW_OPCODE_JMPI) {
format (file, " %d", inst->bits3.d);
}
if (opcode[inst->header.opcode].nsrc > 0) {
pad (file, 32);
err |= src0 (file, inst);
}
if (opcode[inst->header.opcode].nsrc > 1) {
pad (file, 48);
err |= src1 (file, inst);
}
}
if (inst->header.opcode == BRW_OPCODE_SEND ||
inst->header.opcode == BRW_OPCODE_SENDC) {
enum brw_message_target target;
if (gen >= 6)
target = inst->header.destreg__conditionalmod;
else if (gen == 5)
target = inst->bits2.send_gen5.sfid;
else
target = inst->bits3.generic.msg_target;
newline (file);
pad (file, 16);
space = 0;
if (gen >= 6) {
err |= control (file, "target function", target_function_gen6,
target, &space);
} else {
err |= control (file, "target function", target_function,
target, &space);
}
switch (target) {
case BRW_SFID_MATH:
err |= control (file, "math function", math_function,
inst->bits3.math.function, &space);
err |= control (file, "math saturate", math_saturate,
inst->bits3.math.saturate, &space);
err |= control (file, "math signed", math_signed,
inst->bits3.math.int_type, &space);
err |= control (file, "math scalar", math_scalar,
inst->bits3.math.data_type, &space);
err |= control (file, "math precision", math_precision,
inst->bits3.math.precision, &space);
break;
case BRW_SFID_SAMPLER:
if (gen >= 7) {
format (file, " (%d, %d, %d, %d)",
inst->bits3.sampler_gen7.binding_table_index,
inst->bits3.sampler_gen7.sampler,
inst->bits3.sampler_gen7.msg_type,
inst->bits3.sampler_gen7.simd_mode);
} else if (gen >= 5) {
format (file, " (%d, %d, %d, %d)",
inst->bits3.sampler_gen5.binding_table_index,
inst->bits3.sampler_gen5.sampler,
inst->bits3.sampler_gen5.msg_type,
inst->bits3.sampler_gen5.simd_mode);
} else if (0 /* FINISHME: is_g4x */) {
format (file, " (%d, %d)",
inst->bits3.sampler_g4x.binding_table_index,
inst->bits3.sampler_g4x.sampler);
} else {
format (file, " (%d, %d, ",
inst->bits3.sampler.binding_table_index,
inst->bits3.sampler.sampler);
err |= control (file, "sampler target format",
sampler_target_format,
inst->bits3.sampler.return_format, NULL);
string (file, ")");
}
break;
case BRW_SFID_DATAPORT_READ:
if (gen >= 6) {
format (file, " (%d, %d, %d, %d)",
inst->bits3.gen6_dp.binding_table_index,
inst->bits3.gen6_dp.msg_control,
inst->bits3.gen6_dp.msg_type,
inst->bits3.gen6_dp.send_commit_msg);
} else if (gen >= 5 /* FINISHME: || is_g4x */) {
format (file, " (%d, %d, %d)",
inst->bits3.dp_read_gen5.binding_table_index,
inst->bits3.dp_read_gen5.msg_control,
inst->bits3.dp_read_gen5.msg_type);
} else {
format (file, " (%d, %d, %d)",
inst->bits3.dp_read.binding_table_index,
inst->bits3.dp_read.msg_control,
inst->bits3.dp_read.msg_type);
}
break;
case BRW_SFID_DATAPORT_WRITE:
if (gen >= 7) {
format (file, " (");
err |= control (file, "DP rc message type",
dp_rc_msg_type_gen6,
inst->bits3.gen7_dp.msg_type, &space);
format (file, ", %d, %d, %d)",
inst->bits3.gen7_dp.binding_table_index,
inst->bits3.gen7_dp.msg_control,
inst->bits3.gen7_dp.msg_type);
} else if (gen == 6) {
format (file, " (");
err |= control (file, "DP rc message type",
dp_rc_msg_type_gen6,
inst->bits3.gen6_dp.msg_type, &space);
format (file, ", %d, %d, %d, %d)",
inst->bits3.gen6_dp.binding_table_index,
inst->bits3.gen6_dp.msg_control,
inst->bits3.gen6_dp.msg_type,
inst->bits3.gen6_dp.send_commit_msg);
} else {
format (file, " (%d, %d, %d, %d)",
inst->bits3.dp_write.binding_table_index,
(inst->bits3.dp_write.last_render_target << 3) |
inst->bits3.dp_write.msg_control,
inst->bits3.dp_write.msg_type,
inst->bits3.dp_write.send_commit_msg);
}
break;
case BRW_SFID_URB:
if (gen >= 5) {
format (file, " %d", inst->bits3.urb_gen5.offset);
} else {
format (file, " %d", inst->bits3.urb.offset);
}
space = 1;
if (gen >= 5) {
err |= control (file, "urb opcode", urb_opcode,
inst->bits3.urb_gen5.opcode, &space);
}
err |= control (file, "urb swizzle", urb_swizzle,
inst->bits3.urb.swizzle_control, &space);
err |= control (file, "urb allocate", urb_allocate,
inst->bits3.urb.allocate, &space);
err |= control (file, "urb used", urb_used,
inst->bits3.urb.used, &space);
err |= control (file, "urb complete", urb_complete,
inst->bits3.urb.complete, &space);
break;
case BRW_SFID_THREAD_SPAWNER:
break;
case GEN7_SFID_DATAPORT_DATA_CACHE:
format (file, " (%d, %d, %d)",
inst->bits3.gen7_dp.binding_table_index,
inst->bits3.gen7_dp.msg_control,
inst->bits3.gen7_dp.msg_type);
break;
default:
format (file, "unsupported target %d", target);
break;
}
if (space)
string (file, " ");
if (gen >= 5) {
format (file, "mlen %d",
inst->bits3.generic_gen5.msg_length);
format (file, " rlen %d",
inst->bits3.generic_gen5.response_length);
} else {
format (file, "mlen %d",
inst->bits3.generic.msg_length);
format (file, " rlen %d",
inst->bits3.generic.response_length);
}
}
pad (file, 64);
if (inst->header.opcode != BRW_OPCODE_NOP) {
string (file, "{");
space = 1;
err |= control(file, "access mode", access_mode, inst->header.access_mode, &space);
if (gen >= 6)
err |= control (file, "write enable control", wectrl, inst->header.mask_control, &space);
else
err |= control (file, "mask control", mask_ctrl, inst->header.mask_control, &space);
err |= control (file, "dependency control", dep_ctrl, inst->header.dependency_control, &space);
if (gen >= 6)
err |= qtr_ctrl (file, inst);
else {
if (inst->header.compression_control == BRW_COMPRESSION_COMPRESSED &&
opcode[inst->header.opcode].ndst > 0 &&
inst->bits1.da1.dest_reg_file == BRW_MESSAGE_REGISTER_FILE &&
inst->bits1.da1.dest_reg_nr & (1 << 7)) {
format (file, " compr4");
} else {
err |= control (file, "compression control", compr_ctrl,
inst->header.compression_control, &space);
}
}
err |= control (file, "thread control", thread_ctrl, inst->header.thread_control, &space);
if (gen >= 6)
err |= control (file, "acc write control", accwr, inst->header.acc_wr_control, &space);
if (inst->header.opcode == BRW_OPCODE_SEND ||
inst->header.opcode == BRW_OPCODE_SENDC)
err |= control (file, "end of thread", end_of_thread,
inst->bits3.generic.end_of_thread, &space);
if (space)
string (file, " ");
string (file, "}");
}
string (file, ";");
newline (file);
return err;
}