diff options
Diffstat (limited to 'cogl/driver/drm/brw/brw_disasm.c')
| -rw-r--r-- | cogl/driver/drm/brw/brw_disasm.c | 1104 |
1 files changed, 1104 insertions, 0 deletions
diff --git a/cogl/driver/drm/brw/brw_disasm.c b/cogl/driver/drm/brw/brw_disasm.c new file mode 100644 index 00000000..e6da1745 --- /dev/null +++ b/cogl/driver/drm/brw/brw_disasm.c @@ -0,0 +1,1104 @@ +/* + * 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_eu.h" + +static const struct { + const char *name; + int nsrc; + int ndst; +} opcode[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_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 = 1, .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 char *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 *negate[2] = { + [0] = "", + [1] = "-", +}; + +static const char *_abs[2] = { + [0] = "", + [1] = "(abs)", +}; + +static const char *vert_stride[16] = { + [0] = "0", + [1] = "1", + [2] = "2", + [3] = "4", + [4] = "8", + [5] = "16", + [6] = "32", + [15] = "VxH", +}; + +static const char *width[8] = { + [0] = "1", + [1] = "2", + [2] = "4", + [3] = "8", + [4] = "16", +}; + +static const char *horiz_stride[4] = { + [0] = "0", + [1] = "1", + [2] = "2", + [3] = "4" +}; + +static const char *chan_sel[4] = { + [0] = "x", + [1] = "y", + [2] = "z", + [3] = "w", +}; + +#if 0 +static const char *dest_condmod[16] = { +}; + +static const char *imm_encoding[8] = { + [0] = "UD", + [1] = "D", + [2] = "UW", + [3] = "W", + [5] = "VF", + [6] = "V", + [7] = "F" +}; +#endif + +static const char *debug_ctrl[2] = { + [0] = "", + [1] = ".breakpoint" +}; + +static const char *saturate[2] = { + [0] = "", + [1] = ".sat" +}; + +static const char *accwr[2] = { + [0] = "", + [1] = "AccWrEnable" +}; + +static const char *wectrl[2] = { + [0] = "WE_normal", + [1] = "WE_all" +}; + +static const char *exec_size[8] = { + [0] = "1", + [1] = "2", + [2] = "4", + [3] = "8", + [4] = "16", + [5] = "32" +}; + +static const char *pred_inv[2] = { + [0] = "+", + [1] = "-" +}; + +static const char *pred_ctrl_align16[16] = { + [1] = "", + [2] = ".x", + [3] = ".y", + [4] = ".z", + [5] = ".w", + [6] = ".any4h", + [7] = ".all4h", +}; + +static const char *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 *thread_ctrl[4] = { + [0] = "", + [2] = "switch" +}; + +static const char *compr_ctrl[4] = { + [0] = "", + [1] = "sechalf", + [2] = "compr", + [3] = "compr4", +}; + +static const char *dep_ctrl[4] = { + [0] = "", + [1] = "NoDDClr", + [2] = "NoDDChk", + [3] = "NoDDClr,NoDDChk", +}; + +static const char *mask_ctrl[4] = { + [0] = "", + [1] = "nomask", +}; + +static const char *access_mode[2] = { + [0] = "align1", + [1] = "align16", +}; + +static const char *reg_encoding[8] = { + [0] = "UD", + [1] = "D", + [2] = "UW", + [3] = "W", + [4] = "UB", + [5] = "B", + [7] = "F" +}; + +static const int reg_type_size[8] = { + [0] = 4, + [1] = 4, + [2] = 2, + [3] = 2, + [4] = 1, + [5] = 1, + [7] = 4 +}; + +static const char *reg_file[4] = { + [0] = "A", + [1] = "g", + [2] = "m", + [3] = "imm", +}; + +static const char *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 *end_of_thread[2] = { + [0] = "", + [1] = "EOT" +}; + +static const char *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 *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 *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 *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 *math_saturate[2] = { + [0] = "", + [1] = "sat" +}; + +static const char *math_signed[2] = { + [0] = "", + [1] = "signed" +}; + +static const char *math_scalar[2] = { + [0] = "", + [1] = "scalar" +}; + +static const char *math_precision[2] = { + [0] = "", + [1] = "partial_precision" +}; + +static const char *urb_opcode[2] = { + [0] = "urb_write", + [1] = "ff_sync", +}; + +static const char *urb_swizzle[4] = { + [BRW_URB_SWIZZLE_NONE] = "", + [BRW_URB_SWIZZLE_INTERLEAVE] = "interleave", + [BRW_URB_SWIZZLE_TRANSPOSE] = "transpose", +}; + +static const char *urb_allocate[2] = { + [0] = "", + [1] = "allocate" +}; + +static const char *urb_used[2] = { + [0] = "", + [1] = "used" +}; + +static const char *urb_complete[2] = { + [0] = "", + [1] = "complete" +}; + +static const char *sampler_target_format[4] = { + [0] = "F", + [2] = "UD", + [3] = "D" +}; + +static int column; + +static int string(FILE *file, const char *str) +{ + fputs(str, file); + column += strlen(str); + return 0; +} + +#if defined(__GNUC__) && (__GNUC__ > 2) +__attribute__((format(printf, 2, 3))) +#endif +static int format(FILE *f, const char *fmt, ...) +{ + char buf[1024]; + va_list args; + + va_start(args, fmt); + vsnprintf(buf, sizeof(buf) - 1, fmt, args); + va_end(args); + + string(f, buf); + return 0; +} + +static void newline(FILE *f) +{ + putc('\n', f); + column = 0; +} + +static void pad(FILE *f, int c) +{ + do + string(f, " "); + while (column < c); +} + +static void control(FILE *file, const char *name, const char *ctrl[], unsigned id, int *space) +{ + if (!ctrl[id]) { + fprintf(file, "*** invalid %s value %d ", + name, id); + assert(0); + } + if (ctrl[id][0]) { + if (space && *space) + string(file, " "); + string(file, ctrl[id]); + if (space) + *space = 1; + } +} + +static void print_opcode(FILE *file, int id) +{ + if (!opcode[id].name) { + format(file, "*** invalid opcode value %d ", id); + assert(0); + } + string(file, opcode[id].name); +} + +static int reg(FILE *file, unsigned _reg_file, unsigned _reg_nr) +{ + /* 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; + default: + format(file, "ARF%d", _reg_nr); + break; + } + } else { + control(file, "src reg file", reg_file, _reg_file, NULL); + format(file, "%d", _reg_nr); + } + return 0; +} + +static void dest(FILE *file, const struct brw_instruction *inst) +{ + if (inst->header.access_mode == BRW_ALIGN_1) { + if (inst->bits1.da1.dest_address_mode == BRW_ADDRESS_DIRECT) { + if (reg(file, inst->bits1.da1.dest_reg_file, inst->bits1.da1.dest_reg_nr)) + return; + + 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, "<%d>", inst->bits1.da1.dest_horiz_stride); + 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, "<%d>", inst->bits1.ia1.dest_horiz_stride); + 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) { + if (reg(file, inst->bits1.da16.dest_reg_file, inst->bits1.da16.dest_reg_nr)) + return; + + 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>"); + control(file, "writemask", writemask, inst->bits1.da16.dest_writemask, NULL); + control(file, "dest reg encoding", reg_encoding, inst->bits1.da16.dest_reg_type, NULL); + } else { + string(file, "Indirect align16 address mode not supported"); + } + } +} + +static void src_align1_region(FILE *file, + unsigned _vert_stride, unsigned _width, unsigned _horiz_stride) +{ + string(file, "<"); + control(file, "vert stride", vert_stride, _vert_stride, NULL); + string(file, ","); + control(file, "width", width, _width, NULL); + string(file, ","); + control(file, "horiz_stride", horiz_stride, _horiz_stride, NULL); + string(file, ">"); +} + +static void 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) +{ + control(file, "negate", negate, _negate, NULL); + control(file, "abs", _abs, __abs, NULL); + + if (reg(file, _reg_file, reg_num)) + return; + + 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); + control(file, "src reg encoding", reg_encoding, type, NULL); +} + +static void 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) +{ + control(file, "negate", negate, _negate, NULL); + 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); + control(file, "src reg encoding", reg_encoding, type, NULL); +} + +static void 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) +{ + control(file, "negate", negate, _negate, NULL); + control(file, "abs", _abs, __abs, NULL); + + if (reg(file, _reg_file, _reg_nr)) + return; + + 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, "<"); + 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, "."); + control(file, "channel select", chan_sel, swz_x, NULL); + } + else + { + string(file, "."); + control(file, "channel select", chan_sel, swz_x, NULL); + control(file, "channel select", chan_sel, swz_y, NULL); + control(file, "channel select", chan_sel, swz_z, NULL); + control(file, "channel select", chan_sel, swz_w, NULL); + } + control(file, "src da16 reg type", reg_encoding, _reg_type, NULL); +} + +static void imm(FILE *file, unsigned type, const 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); + } +} + +static void src0(FILE *file, const struct brw_instruction *inst) +{ + if (inst->bits1.da1.src0_reg_file == BRW_IMMEDIATE_VALUE) + 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) { + 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 { + 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) { + 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"); + } + } +} + +static void src1(FILE *file, const struct brw_instruction *inst) +{ + if (inst->bits1.da1.src1_reg_file == BRW_IMMEDIATE_VALUE) + 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) { + 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 { + 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) { + 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"); + } + } +} + +static const int esize[6] = { + [0] = 1, + [1] = 2, + [2] = 4, + [3] = 8, + [4] = 16, + [5] = 32, +}; + +static int qtr_ctrl(FILE *file, const struct brw_instruction *inst) +{ + int qtr_ctl = inst->header.compression_control; + int size = esize[inst->header.execution_size]; + + if (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 (size == 16){ + if (qtr_ctl < 2) + string(file, " 1H"); + else + string(file, " 2H"); + } + return 0; +} + +void brw_disasm(FILE *file, const struct brw_instruction *inst, int gen) +{ + int space = 0; + + format(file, "%08x %08x %08x %08x\n", + ((const uint32_t*)inst)[0], + ((const uint32_t*)inst)[1], + ((const uint32_t*)inst)[2], + ((const uint32_t*)inst)[3]); + + if (inst->header.predicate_control) { + string(file, "("); + control(file, "predicate inverse", pred_inv, inst->header.predicate_inverse, NULL); + string(file, "f0"); + if (inst->bits2.da1.flag_subreg_nr) + format(file, ".%d", inst->bits2.da1.flag_subreg_nr); + if (inst->header.access_mode == BRW_ALIGN_1) + control(file, "predicate control align1", pred_ctrl_align1, + inst->header.predicate_control, NULL); + else + control(file, "predicate control align16", pred_ctrl_align16, + inst->header.predicate_control, NULL); + string(file, ") "); + } + + print_opcode(file, inst->header.opcode); + control(file, "saturate", saturate, inst->header.saturate, NULL); + control(file, "debug control", debug_ctrl, inst->header.debug_control, NULL); + + if (inst->header.opcode == BRW_OPCODE_MATH) { + string(file, " "); + control(file, "function", math_function, + inst->header.destreg__conditionalmod, NULL); + } else if (inst->header.opcode != BRW_OPCODE_SEND && + inst->header.opcode != BRW_OPCODE_SENDC) + control(file, "conditional modifier", conditional_modifier, + inst->header.destreg__conditionalmod, NULL); + + if (inst->header.opcode != BRW_OPCODE_NOP) { + string(file, "("); + control(file, "execution size", exec_size, inst->header.execution_size, NULL); + string(file, ")"); + } + + if (inst->header.opcode == BRW_OPCODE_SEND && gen < 60) + format(file, " %d", inst->header.destreg__conditionalmod); + + if (opcode[inst->header.opcode].ndst > 0) { + pad(file, 16); + dest(file, inst); + } else if (gen >= 60 && (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); + } + + if (opcode[inst->header.opcode].nsrc > 0) { + pad(file, 32); + src0(file, inst); + } + if (opcode[inst->header.opcode].nsrc > 1) { + pad(file, 48); + src1(file, inst); + } + + if (inst->header.opcode == BRW_OPCODE_SEND || + inst->header.opcode == BRW_OPCODE_SENDC) { + enum brw_message_target target; + + if (gen >= 60) + target = inst->header.destreg__conditionalmod; + else if (gen >= 50) + target = inst->bits2.send_gen5.sfid; + else + target = inst->bits3.generic.msg_target; + + newline (file); + pad (file, 16); + space = 0; + + if (gen >= 60) { + control (file, "target function", target_function_gen6, + target, &space); + } else { + control (file, "target function", target_function, + target, &space); + } + + switch (target) { + case BRW_SFID_MATH: + control (file, "math function", math_function, + inst->bits3.math.function, &space); + control (file, "math saturate", math_saturate, + inst->bits3.math.saturate, &space); + control (file, "math signed", math_signed, + inst->bits3.math.int_type, &space); + control (file, "math scalar", math_scalar, + inst->bits3.math.data_type, &space); + control (file, "math precision", math_precision, + inst->bits3.math.precision, &space); + break; + case BRW_SFID_SAMPLER: + if (gen >= 70) { + 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 >= 50) { + 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 (gen >= 45) { + 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); + control (file, "sampler target format", + sampler_target_format, + inst->bits3.sampler.return_format, NULL); + string (file, ")"); + } + break; + case BRW_SFID_DATAPORT_READ: + if (gen >= 60) { + 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 >= 45) { + 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 >= 70) { + format (file, " ("); + + 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 >= 60) { + format (file, " ("); + + 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 >= 50) { + format (file, " %d", inst->bits3.urb_gen5.offset); + } else { + format (file, " %d", inst->bits3.urb.offset); + } + + space = 1; + if (gen >= 50) { + control (file, "urb opcode", urb_opcode, + inst->bits3.urb_gen5.opcode, &space); + } + control (file, "urb swizzle", urb_swizzle, + inst->bits3.urb.swizzle_control, &space); + control (file, "urb allocate", urb_allocate, + inst->bits3.urb.allocate, &space); + control (file, "urb used", urb_used, + inst->bits3.urb.used, &space); + 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 >= 50) { + 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; + control(file, "access mode", access_mode, inst->header.access_mode, &space); + if (gen >= 60) + control(file, "write enable control", wectrl, inst->header.mask_control, &space); + else + control(file, "mask control", mask_ctrl, inst->header.mask_control, &space); + control(file, "dependency control", dep_ctrl, inst->header.dependency_control, &space); + + if (gen >= 60) + 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 { + control(file, "compression control", compr_ctrl, + inst->header.compression_control, &space); + } + } + + control(file, "thread control", thread_ctrl, inst->header.thread_control, &space); + if (gen >= 60) + 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) + 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); +} |